energy electromagnetic heater manufacturers
energy electromagnetic heater manufacturers use electromagnetic heating plate to achieve the requirements of drying room temperature setting, breaking through the traditional drying room setting mode, and achieving the effect of Small Soldiers. According to the size of the drying room and the requirements of production process, there are also requirements for the boiler. Because the boiler has safety problems, it must be more than 100 meters away from the site. Not only the project cost is large, but also the energy consumption is large. The electromagnetic heating drying room technology can better solve this problem. The use of electromagnetic induction heater does not require huge drying room equipment requirements and does not fire. For drying rooms with different requirements, we can choose a variety of implementation schemes.
relates to a new method of electromagnetic heating plate, which is applied to drying room technology, making electromagnetic heating more widely used in many applications, energy saving and emission reduction, etc. The utility model is an example of an electromagnetic technology heating method applied to a drying room. Through electromagnetic heating of round iron pipe with diameter of 200mm and wall thickness of 8mm, the air in the drying room is circulated to the heated round iron pipe through the blower, and the electromagnetic heating plate is driven and controlled by the temperature controller, so that the temperature of the drying room can reach the set requirements (70-100 ℃). The utility model of the electromagnetic heating drying room applies the utility model to replace the coal-fired boiler, heating the pipeline heat transfer oil to 300 ℃ (it is difficult for the fan to work over 100 degrees in the drying room), so as to avoid the safety problem that the boiler goes back and forth 20 meters from the working point of 100 meters to the pipeline0 meter energy loss. It can also be used to heat the water in the pipeline and generate water vapor for production. The method is applied to the water treatment of the heating pipeline and meets the requirements of the enterprise production. This example is the heating oil of a raw coal boiler of a textile company in Wenjiang. Heat transfer oil 160 tons, 4 drying rooms.
the electromagnetic heating drying room relates to a temperature control method of electromagnetic heating, which includes the following steps: room temperature and heating body double, door control, high drying room temperature, heating body setting temperature technology, after the implementation scheme of replacing coal-fired boiler with electromagnetic heating, each drying room heats 200kg heat exchange oil, and the total electromagnetic heating work of four drying rooms The rate is 133kw.
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Advantages of the company's electromagnetic induction heating equipmentThe significant advantages of practical application
electric heating equipment and heavy oil electric heating equipment have different operating rules, which must be strictly observed to ensure that their effectiveness is fully played. Before the operation of electric heating equipment, preparations must be made, mainly to check the instrument parameters in its liquid level gauge, explosion-proof junction box and control cabinet. If there is any problem, solve it in time to avoid damaging the electric heating equipment.
when the electrical heating equipment is connected with the explosion-proof junction box, reliable grounding treatment shall be carried out to eliminate the potential safety hazards. When there is no medium flowing in the electric heating equipment, it cannot be used to avoid burning the heavy oil electric heating equipment. The working parameters of the equipment shall not be changed at will to avoid problems.
If heavy oil electric heating equipment is not used for a long time, all circuit breakers shall be disconnected and properly stored. When the electric heating equipment stops working, it shall be cooled first to avoid damage due to high temperature, and then the subsequent cleaning and storage work shall be carried out.
Heavy oil electric heating equipment is a kind of energy-saving machine. Installed in front of the equipment, it can realize the heating of fuel oil, reduce the viscosity of oil, promote full atomization combustion, and finally achieve the purpose of energy saving.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
electric heating reactor generates heat according to its own electric heating device. The reactor heated by heat-transfer oil can not generate heat, so it needs to be heated by external heat-transfer oil furnace, which is the reactor heated by electric heat-transfer oil 。
they rely on the impeller in the reducer to stir and heat the material, promoting the physical or chemical reaction of the material. Specifically, what is the difference between the two, mainly due to the difference in heating mode and temperature。
the kettle body of the electric heating heat transfer oil reactor is double-layer, the heating rod is set in the middle layer, and then the heat transfer oil is injected. When working, turn on the power, let the electric heating rod generate heat, improve the temperature of the heat transfer oil, and then transfer the temperature to the inner cylinder of the electric heating reactor, and finally achieve the purpose of heating materials in the kettle. The electric reactor must https://www.ranzhichina.com/product/cold-sparkler-machine-cold-sparkler-machine-supplier-cold-sparklers-wedding-cold-spark-fountain be equipped with expansion tank, because after adding heat conducting oil to the shell, the electric heating will produce thermal expansion and cold contraction. If there is no expansion tank, the rising heat transfer oil will not be stored in place, and it will overflow, causing danger. The interface of the expansion tank shall not be blocked, so that the rising heat transfer oil will generate pressure on the deformation of the inner cylinder. If the expansion tank is not prepared, the high temperature resistant pipe can be connected to the metal container at the interface of the expansion tank to avoid the flow of heat transfer oil around.
The tank body of the electric heating heat transfer oil reaction kettle is double-layer, the guide plate is arranged on the casing, and the heat transfer oil furnace is connected by the flange chain. In the working process, the high-temperature heat-transfer oil heated by the heat-transfer oil furnace enters the furnace sleeve from the reactor inlet, flows through each position of the cylinder in the reactor successively under the guidance of the guide plate, releases the heat, and then flows out from the outlet. After reheating, the heat-transfer oil at the outlet returns to the heat-transfer oil furnace along the pipeline, and then returns to the reactor to release heat, so as to make the heat absorption in the heat-transfer oil furnace and the heat release in the reactor, and finally the materials in the reactor reach the required temperature. When heating the reactor with heat transfer oil, it must be noted that there is no obstacle at the oil outlet to ensure the smooth circulation of heat transfer oil. If the outlet is blocked, the heat transfer oil will continue to flow from the oil inlet under the action of the heat pumpFlow will lead to pressure deformation in the cylinder, which will affect the use of the reactor and even scrap the reactor.
The working temperature of the reactor is as high as 280 ℃, and the maximum temperature of the zero distance reactor is as high as 400 ℃. The maximum temperature of the reaction kettle heated by heat-transfer oil depends on the oil production temperature of the heat-transfer oil furnace, which can generally reach more than 300 ℃. When the temperature exceeds 200 ℃, the cooling of mechanical seal shall be considered for both reactors.
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Advantages of the company's electromagnetic induction heating equipment
roller heating in paper mill is also called rolling electromagnetic heater. Also use the principle of electromagnetic induction heating, in the production process will be much more difficult than the ordinary electromagnetic heater, so there are still many manufacturers without practical technical experience to develop.
It can be widely used in frying machine, adhesive machine, drum printing machine, aluminum plastic machine, compound machine, paper drying and other equipment, and can customize products of different sizes and power.
at present, many drum equipments are still heated in the following two ways:
in paper mill, firstly, heat transfer oil is heated by combustion machine or electric heating rod, and then heat transfer oil is circulated to drum by oil pump for heating.
Second, put steam or hot water into the roller for heating.
Especially in the process of heating the drum with heat-transfer oil, not only the heat efficiency is low, the heat-transfer speed is slow, but also the operation, blowing, falling, leaking, etc. often bring considerable workload and difficulties to the maintenance equipment personnel.
let's take a look at the advantages of roller heating in paper mills:
first, according to different sizes and shapes of rollers, heating coils can be customized and a complete set of equipment can be made.
Second, in principle, stop the above-mentioned operation, take risks, drip water, water leakage and other phenomena, which bring difficulties to the maintenance of the equipment.
Third,After installation, it is simple, does not occupy space, and does not affect the performance and discharge quality of the original machine.
Fourth, because of the use of advanced induction heating principle, roller heating directly, greatly improving the thermal efficiency.
Fifth, in the actual test, about half of the energy can be saved than the heat transfer oil.
Sixth, the maximum temperature can reach 300 ℃, and the control accuracy is about 2 ℃.
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Advantages of the company's electromagnetic induction heating equipment
with the continuous development of technology, the application of electric heating is more and more extensive. Next, I will mainly introduce the electric heating installation of reaction kettle.
< 1. The electric heating of reaction kettle is installed on the solid and smooth workbench. The height of workbench should be determined according to the operation. There must be a certain space around the equipment and workbench for installation and future maintenance.
2. During the electric heating installation of the reaction kettle, the transmission shaft must be perpendicular to the ground, and the non perpendicularity angle shall not exceed 1 ≤ 1000 of the total height of the equipment.
3. The self-contained parts and safety valves of the electric heating equipment of the reactor must be equipped according to the requirements of the reactor.
4. After the electric heating installation of the reaction kettle, the reliability of the connecting parts and the driving parts shall be checked, and the air tightness test shall be carried out for each connecting pipe, nozzle, seal and the whole machine, without bubble, drop and leakage.
5. Before heating the reaction kettle, inject mechanical oil into the reducer, open the engine shield, rotate the blades by hand, check whether there is scraping phenomenon and whether there is scraping phenomenon on the impeller. Only the dirt in the water kettle can be opened. The empty car runs for 30 minutes, with a lot of noise and vibration, and then it can be put into production formally.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
high frequency electromagnetic induction heating is just a frequency of electromagnetic induction heating. Electromagnetic induction heating technology can achieve the effect of energy saving and environmental protection in industrial heating, and we can also achieve the effect of other frequency electromagnetic induction Get to know.
at present, electromagnetic induction heating technology is mainly divided into five frequencies: low frequency, medium frequency, super audio frequency, high frequency and ultra high frequency.
1. The frequency of low-frequency induction heating is the lowest, frequency range: power frequency (50Hz) ~ 1kHz, the most commonly used frequency is power frequency, phaseIt has the deepest heating depth and the largest heating thickness, about 10 × 20 mm. It is mainly used for the whole heating, annealing, tempering and surface quenching of large workpieces.
2. Frequency range of medium frequency induction heating mode: generally 1kHz ~ 20kHz, typical value is about 8kHz, heating depth and thickness are about 3 ~ 10mm, mainly used for heating, annealing, tempering, quenching and surface quenching of large-diameter workpiece, large-diameter shaft, large-diameter thick wall pipe, large module gear, as well as red punching and calcination of small-diameter bar.
3. Frequency range of super audio frequency induction heating mode: generally 20kHz ~ 40KHz (because the audio frequency is 20Hz ~ 20kHz, it is called super audio frequency). The heating depth and thickness are about 2 ~ 3mm, which are mainly used for deep heating, annealing, tempering, heating, welding, hot assembly of large-diameter thin-walled tube, quenching of middle gear, etc.
4. Frequency range of high frequency electromagnetic induction heating mode: General 40KHz ~ 200kHz, common 40KHz ~ 80kHz, heating depth and thickness about 1 ~ 2mm, mainly used for deep heating, red impact, calcination, annealing, tempering, surface quenching, heating and welding of medium diameter pipe, hot assembly, gear quenching, etc.
5. The frequency of UHF electromagnetic induction heating is the highest, the frequency range is above 200kHz, the highest frequency can reach dozens of MHz, the heating depth and thickness are the smallest, about 0.1 ~ 1mm, most of which are used for quenching, welding and small parts or ultra-fine barsWorkpiece surface quenching, etc. There is a kind of skin effect because alternating current flows in the conductor, that is, with the increase of current frequency, the current tends to flow through the conductor surface.
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Advantages of the company's electromagnetic induction heating equipment Significant advantages of practical application
< 1. Overview of oilfield wellhead electromagnetic heaterThe heating and transportation of crude oil in oil gathering pipeline and oil transmission pipeline in the area can reduce viscosity, reduce oil flow resistance, increase crude oil inlet temperature and oil well production, so as to ensure the necessary fluidity of crude oil, and also can be used for crude oil tank outlet and pipeline heating, which can greatly increase the production of heavy oil wells. In order to improve the transportation conditions of heavy oil, it has the advantages of high efficiency, energy saving, safety, long life, intelligence, unattended and so on, so as to meet the production conditions.
In order to achieve the effect of energy-saving and production increase, especially for the oil wells with low heat content, low water content, no gas and small pipeline length, the effect of energy-saving and production increase is very significant, with the characteristics of long life, high thermal efficiency, safety and non coking, environmental protection, etc.
2、 The working principle of the electromagnetic heater at the wellhead of the oilfield is
the heating medium (crude oil) enters the heat exchange chamber through the inlet and rolls zigzagly along the baffle plate to the outlet. Crude oil stays in the heat exchanger for a long time and flows out of the outlet at a uniform temperature. The temperature sensor is installed at the outlet of the heat exchange chamber. The temperature signal is collected into the electrical control system, and the temperature regulator controls the electrical components of the main circuit to realize the automatic temperature control. When the medium flow is very small, the power output of the electric heating element can be automatically stopped, and the normal heating can be restored when the flow is increased, and the overtemperature protection device can be provided.
3. Technical performance and characteristics of oilfield wellhead electromagnetic heater
< 1. It is safe to use, easy to install and easy to maintainIt is placed in the shell, and the heating medium is evenly heated.
The main results are as follows: (1) the heating element of the product adopts the metal mineral insulation heating cable, which is different from the ordinary tube type electric heating element, with linear shape, small temperature difference between the heating core and the metal sheath, good thermal conductivity, reliable operation and long service life.
(2) after the heating cable is wound and formed, the heat exchange area is large, the surface heat load is low, the carbonization phenomenon is not carburized (according to the special requirements of the process medium, the surface heat load is designed very low, which is impossible for other electric heaters), the heating is uniform, and the heat efficiency is high.
(3) as the heating cable goes through the heat conducting pipe (metal protective sleeve) and does not contact with the crude oil directly, a heating cable that needs to be replaced is pulled out. It is very convenient to replace the heating cable and does not stop production, which is conducive to site construction, high safety and convenient construction and maintenance.
2. Intelligent
according to the characteristics of each wellhead crude oil, the temperature can be set at will, and adjusted automatically by the internal intelligent temperature controller. No matter how the external environment changes, the equipment can operate stably, completely unattended.
3. Energy saving
using the world-class special-shaped heating cable as the heating element, the heating area is large, the heat transfer effect is good, the temperature of the heater itself is low, the heat loss is small, and the heat efficiency can reach more than 98%.
4. Good safety
due to the large area of heater, the temperature is low under the same power condition, and there is no coking. The heating cable is a stainless steel shell material, and the heater has no oxidation phenomenonThe hot body will not be damaged for a long time.
5. Good reliability
in product design, the whole machine adopts multiple protections, such as explosion-proof switch for electrical part and advanced temperature and power continuous control for control part, with reliable performance.
6. Simple operation
users only need to adjust the required temperature according to the actual situation, and the intelligent system will automatically adjust, so as to ensure good operation and simple operation of the system.
< 7. Oil field wellhead electromagnetic heater reduces energy consumption
it is said: "oil fired boiler consumes about one ton of crude oil in 24 hours. The annual consumption of crude oil is 360 tons, 1200.00 yuan per ton, and the annual demand is 430000 yuan. If it is made into semiconductor electric heating, the crude oil temperature can be increased by 31.2 degrees under the condition that the crude oil flow Q ≥ 0.3375l/s of the limited company and the crude oil density p = 853.7kg/m3 in the well station of 50t or less per day, the power consumption per hour is 30kW, 24 hours per day, calculated according to 360 days, the annual power consumption is 259200 kW / hour, the electricity price is 0.5 yuan / degree, the annual demand is 129600 yuan / year, and the annual saving is 300000 yuan Mincoin.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
high frequency induction heating equipment uses electromagnetic induction to generate eddy current heating phenomenon, and heat treatment is carried out on the workpiece surface. Because of its high production efficiency, low energy consumption, easy to realize automatic production, less pollution and high safety, it is widely used.
the safety performance of high frequency induction heating equipment is far better than that of old high frequency tube equipment. Without the potential influence of high voltage and electromagnetic wave radiation, only the following points should be paid attention to in the use of high frequency induction heating equipment:
< 01The trained staff must operate the high-frequency induction heating equipment and designate the personnel responsible for the operation. For safety reasons, it is best to wear insulated shoes, gloves and other specified protective equipment to prevent high temperature.
02. Operators must be familiar with the operation rules of high-frequency induction heating equipment, check whether the cooling system of the equipment is normal before startup, and operate in strict accordance with the operation procedures.
03. All doors shall be closed before work and shall be equipped with electrical interlocks to ensure that they cannot be transmitted before closing. After the high pressure is closed, it is not allowed to move behind the machine at will, and it is not allowed to open the door of the machine.
04. The workpiece shall be free of burrs, iron chips and oil stains, otherwise it is easy to have an arc with the sensor when heating. The arc light generated by the arc will not only damage the vision, but also the sensor and equipment.
05. High frequency induction heating equipment shall be kept clean, dry and dust-free, and abnormal phenomena shall be found in the work. First, cut off the power switch, and then check and eliminate the fault. The high-frequency induction heating equipment must be overhauled by a specially assigned person.
06. When using quenching machine with high frequency induction heating equipment, the safety rules of electrical, mechanical and hydraulic transmission shall be observed. Prevent tipping when moving the quenching machine.
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Advantages of the company's electromagnetic induction heating equipment Significant advantages of practical application
as a commonly used equipment in industry, the reactor is mainly used for mixing materials and reaction containers. Heating is a common situation in the reactor. Secondly, we mainly introduce the heating methods and applications of jacketed reactor.
heating mode: heating system can be used when the temperature is not high, and there are open and closed heating systems. The utility model is simple to open, and is composed of a circulating pump, a water tank, a pipeline and a regulating valve. When high pressure water is used, the mechanical strength of the equipment is high. The outer surface of the reaction kettle is welded with the snake tube, and the snake tube is welded with the wall of the kettleThere is a gap between them, which increases the thermal resistance and reduces the heat transfer effect.
Jacket reactor heating steam: when the heating temperature is lower than 100 ℃, the steam below atmospheric pressure can be used for heating; in the range of 100 ℃ 180 ℃, saturated steam can be used; when the temperature is higher, high-pressure superheated steam can be used.
Heating with other media: if the reactor process requires high-temperature operation or high-pressure heating system is avoided, other media can be used instead of water and steam, such as heat transfer oil (275-300 ℃), diphenyl ether mixture (boiling point 258 ℃), molten salt (140-540 ℃), liquid lead (melting point 327 ℃), etc.
the most suitable heating mode of jacketed reactor electromagnetic heating
< 1. The heating time is short and the energy conversion efficiency is high. The device adopts on-site electromagnetic heating, directly heating the storage tank, reducing the intermediate heat transfer process, improving the utilization rate of thermal efficiency. 2. It is easy to install and low in one-time input cost. It can only install electromagnetic heater in the original reactor, and can not carry out a large number of modifications to the original reactor. 3. Low operation cost, no need for pipes, boilers, coal yard, unattended. 4. Soft start, no starting pulse current 5, safe explosion-proof, no open fire. When the coil temperature is less than 100 ℃ 6, the heating speed is fast.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
< high power electromagnetic heater heating mode has the advantages of fast heating and high thermal efficiency. The electromagnetic heater can be directly added as the heating mode without changing the original production process.
< 1. Equipment method of electromagnetic heater
< 1. Remove the original electric heating ring, wrap a layer of thermal insulation material on the heated object, and then cover the electromagnetic induction ring on the heated object. Replace the wire connected to the original electric heating ring with the input wire on the electromagnetic heating control board, i.e. the end of the equipmentEnd.
The power consumption of the electromagnetic heating ring has been reduced by about 30%. The power regulation and power maintenance functions of the electromagnetic heater have also been planned. The debugging process is reasonable and simple, and can also be self debugging.
2. Precautions in the application of electromagnetic heater:
no load heating equipment can only be stopped under 380V voltage, and ensure that it is in place before pressing and starting. When the temperature control mode is selected, the sensor shall be firmly absorbed in the workpiece and the contact surface shall be kept clean. If E03 prompt appears: check whether the sensor is connected or whether the heated workpiece is too large; if repeat prompt: check whether the sensor is damaged.
3. Maintenance of electromagnetic heater:
do not put the water-cooled electromagnetic heater equipment in a humid environment, so as to avoid steam entering the electric box, easily condensing on the surface of the insulating medium, reducing its insulation function and forming the leakage end.
< 4. Connect the coil according to the declaration and check it correctly before turning on the power.
In the use process, it is not easy to cancel the ground wire of the equipment, because the grounding method is to avoid electric shock after all, so it is necessary to check the air inlet and cooling fan frequently to avoid air inlet blockage or cooling fan jamming, and avoid overheating shutdown and maintenance.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
because of the advantages of environmental protection, energy saving, heat removal and so on, many industries have modified the electromagnetic heater, but because of the initial use of the electromagnetic heater, due to the unskilled operation, it will inevitably come out There are some unusual problems. The following describes how to deal with the abnormal temperature in the use of the electromagnetic heater.
1. The treatment method of the temperature lower than the standard after the electromagnetic heater device.
When the injection molding machine is similar to low power, some machines are equipped with electromagneticThe temperature is usually a little lower after the heater. It's the same when you change power. Sometimes it is always puzzling, most of which is not due to the installation of small power, which is caused by the PID operation method of the original temperature controller output. The start signal is very short, the electromagnetic heater has no time to work, and it is disconnected again. Therefore, in most cases, the electromagnetic heater handles the stop state rather than heating. At this time, we can adjust the off delay working time of the machine to meet the temperature requirements. Please note that it cannot be adjusted too much. Otherwise, it may overheat.
2. When the temperature of the electromagnetic heater is lower than the standard treatment method
when the granulator is similar to high power, the temperature cannot be reached when the electromagnetic heater is installed. The electromagnetic heater has been working, the current is normal, but the temperature cannot rise. Generally speaking, the power is not big enough. It can be achieved by increasing the actual power. If it is determined that the actual power is not small, it is caused by the cylinder material, and the heat absorption of different materials is different under different working frequencies. We should try to increase resonance capacitance, Q value and high frequency current of coil. The temperature inside and outside the tube is even to improve the temperature of the cylinder. If conditions permit, you can change the cannon and try it.
3. How to deal with the excessive temperature after the electromagnetic heater device?
This phenomenon is mostly caused by injection molding machines. The more electromagnetic heaters there are in the injection molding machine, the more serious the interference is. Sometimes it is found that the temperature changes randomly and the temperature is not stable and on time. Several test methods can be selected: first, thermoelectricityThe coupling can be combined with 102P ceramic chip capacitor to eliminate high frequency interference. Second, check to see if the barrel is grounded? The test barrel is forced to be grounded. Third, the coil can be away from the thermocouple to reduce interference. Fourth, use high temperature cloth to test the thermocouple so that the thermocouple does not touch the barrel. Fifth, test a new thermocouple. Sixth, test the injection molding machine, control the computer center with Pai filter to reduce power interference.
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Advantages of the company's electromagnetic induction heating equipment
the coil of the electromagnetic heater is wound on the heating medium by a reasonable method to induce heat, and it will not rise arbitrarily around the coil according to the technical parameters, so that the movement deviates from the optimal working state, and the electromagnetic induction heater can also have some defects. So, let's talk about how the winding of electromagnetic heater coil is done.
< there are many ways to wind the coil. According to the shape of the field heating body, it can be divided into flat coil, circular straight coil and U-shaped coil. Here we introduce the circular direct winding coil. The winding method is to expand the winding according to the size and length of the cylinder, equip the power of several power electromagnetic heaters, and disperse the length of the coil winding.
Second, there are two ways to wind the wire. One is to wind it next to another wire. That is to stop winding before winding. This is what we usually call dense winding. This winding method is used when the length of cylinder is limited. When the cylinder is long enough, this winding method is not usually used. Due to the comparison and collection of this winding method, the hot hand is concentrated in the center of the winding. )When the cylinder length is long enough, it is not generally used. Due to the comparison and collection of this winding method, the hot hand concentrates on the central position of the coil. So for a cylinder of a certain length, in order to increase the amount of work that can be evenly loosened on the cylinder, we usuallyIt is suggested to choose another method of winding: one circle to four or five circles or six circles, then separate them by six or seven centimeters, and then close them in several sections.
Third, because the coil is close to the heated object, we suggest the user to choose the conductor with high temperature resistance and above 250 ℃. The selected data should be fire and flame retardant. For some special applications, a temperature resistance higher than 300 degrees may be required. Please make your own decision.
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Advantages of the company's electromagnetic induction heating equipment
talk about the installation steps of the electromagnetic heater of the granulator, because most users of the granulator purchase the electromagnetic heater and need to install it by themselves, so as to avoid errors in the installation process and equipment failure. The editor specially wrote this article. You can operate according to the following installation process to reduce the occurrence of failure problems:
< GB / t1497-1988 electromagnetic heater installation steps coil winding process:
< 1. First remove the old coil and clean the drum of the granulator.
2. The 20 ~ 30mm insulating cotton is wrapped on the granulator barrel, which improves the operation speed of thermal efficiency, reduces the heat loss, improves the heating speed and saves the energy consumption.
3. Wrap the warm cotton and tie it tightly to the outside with high temperature belt.
4. Start winding the electromagnetic heating coil. Start winding according to the wire provided by the manufacturer and the size to be wound. If you don't know the number of windings, you can read the instructions of the electromagnetic heating controller with detailed parameters.
5. After the winding coil is completed, the two terminals of the drum winding electromagnetic heating coil are connected to L1 and L2 of the electromagnetic heater output terminal (marked on the wiring diagram of the electromagnetic heating controller).
The last step of pelletizer electromagnetic heater: start power debugging. At the 50KW electromagnetic heater (current: 75A), if the test current is low, more winding is requiredGroup coil. If the current is high, it is necessary to reduce the number of coil windings until the detection current is normal.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
in industry, most mechanical equipment need to be heated, but in the past, the traditional resistance type heating load was used, and then the resistance power supply was cut off with temperature controller and AC contactor to achieve the purpose of temperature control.
since the electromagnetic heater is born, the AC contactor is saved; because the electromagnetic heater has a soft start interface, this interface can be connected to the normal closed contact point of the thermal controller to control the temperature.
Working principle of temperature control of electromagnetic heater: when the heating temperature does not reach the temperature set by the temperature controller, the contact point output by the temperature controller is generally closed. When the heating temperature reaches the temperature set by the temperature controller, the contact point of the temperature controller output is disconnected. At this time, the electromagnetic heater will stop working.
After using the electromagnetic heater to control the temperature, the whole circuit is simple and the equipment maintenance is convenient. Contact point and electromagnetic heater can be connected together to control the temperature of heating load, so it can be set in a certain range at any time.
The advantage of temperature control of electromagnetic heater is convenient and practical, and it does not need special personnel for real-time monitoring.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
electromagnetic heater can not only be used in industrial heating transformation, but also be made into electromagnetic water heater for heating hot water. Let's talk about the advantages of electromagnetic water heater.
< 1. Easy to install
when using, it will automatically start up and power off. Compact body, convenient installation, simple operation, multi-channel water supply, long-term use, no scaling. Microcomputer control, digital display, no polarity regulation, constant water temperature, continuous use, not limited by time and water quantity.
2. Use safety
it is heated by the outer wall magnetic field induction, separated from the circuit connection, to truly realize the separation of water and electricity, and equipped with a variety of protection devices to ensure the use safety.
3. In line with environmental protection
in operation, there is no emission, toxic gas, exhaust gas, indoor oxygen consumption, no noise, no surrounding environmentInfluence. It is a kind of pollution-free green heating device.
4. High efficiency and energy saving
electromagnetic induction heating, induction metal rapid heating, without prior heating, without power consumption and heat preservation, can be used after 10 seconds of starting, making full use of electric energy, high thermal efficiency, saving less than 20% and 30% compared with ordinary electric water heaters.
5. Health and happiness
at the same time, use the magnetic field induction of hot water to soften the magnetization of water, so as to reduce the hardness of water and prevent scaling. The utility model relates to an electromagnetic water heater which can prevent scaling and is not affected by scaling.
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Advantages of the company's electromagnetic induction heating equipmentSignificant advantages of practical application
the electromagnetic heater of the medicine frying machine is easy to operate, the operation position is purified, the process is specialized, which is conducive to the standardization of the catering industry, and the scientific and technological content is expected to be improved; the product is imported, and the hemispherical stainless steel pot is embossed, The fryer ensures that the smooth mixing of the inner part of the pot is more suitable for the pot. 360 degree bottom scraping without dead angle.
at the same time, the efficiency is high. Because star stirring is used, the processed food does not stick to the pot, the factory traditional Chinese medicine frying pan does not form hard lumps or coking; the amount of oil is small, the operation is simple, and the residues in the cooking process are not easy to stick to the pot and easy to clean. "This series of products adopts hemispherical stainless steel pot body, which is formed by one-time stamping and adopts new special pot material. It has the characteristics of fast heat conduction, high efficiency, long service life and high temperature without deformation. The utility model has the advantages of beautiful shape, reasonable design, compact structure, convenient installation, simple operation and convenient maintenance.
With gas, steam and electricity as the heat source, the electromagnetic heater of the frying machine has the advantages of large heating area, commercial Chinese medicine speculation, high thermal efficiency, fast material heating, uniform heating, easy to control heating temperature, etc.
Stirring characteristics of the electromagnetic heater of the medicine frying machineType a special pot material. It has the characteristics of fast heat conduction, high efficiency, long service life and high temperature without deformation.
The utility model has the advantages of beautiful shape, reasonable design, compact structure, convenient installation, simple operation and convenient maintenance. This product takes gas, steam and electricity as the heat source, with the advantages of large heating area, high thermal efficiency, fast material heating speed, even heating, easy to control heating temperature, etc.
advantages of the electromagnetic heater of the medicine frying machine.
1. Professional customized products. According to your product process and output needs and operating environment, provide professional customized equipment to meet your needs. Two. Low operating cost. Advanced circuit design, power matching.
3。 Long service life. The material is made of high quality stainless steel products with long service life and high deformation temperature.
4。 Original special pearl can body material. Fast heat conduction and high efficiency.
5。 Advanced planetary hybrid system. Can cover all angles of the pot body, stir more evenly, scrape the bottom more thoroughly, electromagnetic stir fryer after-sales quality assurance. We always advocate and pursue high-quality customer experience. The appearance can be imitated, and the quality is incomparable. "Private after sales". All our factory equipment can be guaranteed for one year, and free lifetime maintenance. The processing speed is fast, and the taste of the product is more pure. "Shorten the processing time, reduce the loss of effective ingredients of the product, rich in nutrition and taste more delicious.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
mould heating belongs to industrial heating and should be controlled precisely by temperature. It is a good heating method to use the industrial electromagnetic heater to heat the mold accurately. What is the principle of the electromagnetic heating of the mold used by the manufacturers of the electromagnetic heater?
die electromagnetic heating is mainly based on Faraday electromagnetic induction principle. The application of induction heating in mold heating mainly uses the skin effect of induction heating(when the high-frequency current passes through the metal conductor, the current mainly passes through the metal surface, and the lower the current passing through the inner layer metal) and the adjacent effect (when the high-frequency current flows in opposite directions in the two conductors or in a reciprocating conductor, the current will be concentrated on the adjacent side of the two conductors). Due to the skin effect of induction heating, the induction eddy current is mainly concentrated on the surface of the die, but it is weak in the interior and close to zero in the core.
With this feature, the mold can be heated locally, which makes the surface temperature of the mold cavity rise rapidly, while the temperature of the mold is still very low in other places, which is very close to each other.
If a high frequency current in the opposite direction is applied to two parallel plates, the induced vortex will be concentrated on the surface of two adjacent parallel plates.
If the high-frequency effect current in opposite direction is applied to the core of two magnetic conductors, a large number of induced vortices will be generated on the surface of the cavity, and a small number of vortices will be generated in other places, which can also realize the local rapid heating of the mold.
The temperature of the heating object of the mould is very high, so the electromagnetic heater of the mould itself can stop heating. Therefore, when the electromagnetic heater manufacturers carry out industrial energy-saving heating conversion for mold heating, temperature controller and time relay will be added. Precise control of temperature, free setting of heating time.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
the electromagnetic heater is what we usually call the controller of electromagnetic heating. Whether this can save energy, how much the rate of energy saving is, and how well the effect is, in addition to the quality of the controller itself, also depends on the specific application. For example, in plastic industry, food industry, chemical refining industry, medical steam cleaning, pipeline heating and other contact heating occasions, the energy-saving effect is good, generally up to more than 40%; but if it is applied to the use of thermal radiation, such as circulating hot air and other industries, the effect is not very good. Let's take a look at the application of electromagnetic heater in plastic machinery.
application diagram of electromagnetic heater plastic industry
1、 At this stage, the government advocates electricity conservation and the whole people act together. However, according to the "analysis and suggestions on the situation of power supply and demand" issued by the Electricity Regulatory Commission, the power supply of 18 provinces in China is insufficient, and the cumulative power consumption limit across the country is more than 140000 times, which has reached 1.9 billion kwh. The power shortage has seriously restricted the development of China's economy. Therefore, the government strongly supports the energy conservation and environmental protection industry.
Let's take a look at the advantages and characteristics of the electromagnetic heater.
Increase the product output
because of the high heating efficiency of the product, it can greatly shorten the heating time and increase the product output.
Good environmental protection can significantly reduce the environmental temperature.
Long life
the continuous working temperature of the heating ring is only about 100 ℃, and there is no problem of replacing the heating ring. Compared with the original resistance wire heating, the secondary input is reduced.
Good energy-saving effect
compared with the original resistance wire heater, the energy-saving effect of the electromagnetic heater is more than 30%, compared with different raw materials and different products, the energy-saving effect of the electromagnetic heater has changed, but in the current products, the maximum energy-saving efficiency is up to 75%.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
the electromagnetic heater is a component that needs to be modified or used in many industrial heating systems. With the increase of customer's modification, the failure rate of the electromagnetic heater is significantly higher. Under the small edition, it will be reversed according to the majority of users The fault of the feed electromagnetic heater is summarized and the treatment method is explained.
common problems of electromagnetic heater I: the IGBT module of electromagnetic heater often cracks or explodesThe frequency of electromagnetic heater module cracking is so frequent:
the first: the circuit design is not scientific
the second: the electronic component planning is unreasonable
the third: the production process is not qualified and the materials are purchased cheap and inferior materials
the fourth: natural aging, hardware cracking.
Two common problems of electromagnetic heater: the failure of automatic tripping of electromagnetic heater switch.
This kind of trip fault is divided into five cases: 1. Short circuit; 2. Leakage; 3. Overload; 4. Electromagnetic heater equipment fault; 5. Switch failure. In case of switch trip, first analyze what kind of fault causes, and then solve the problem according to the main factors.
Three common problems of electromagnetic heater: electromagnetic induction heater is interfered
some users who just bought electromagnetic heater will encounter electromagnetic heater being interfered and unable to work. At this time, we should first understand the source of the problem, and then solve the problem!
Generally, this problem occurs because the equipment produced by the electromagnetic heater manufacturer has poor anti-interference or the equipment itself does not have anti-interference function. This is that we can solve the problem of anti-interference of electromagnetic heater by means of grounding, shielding and filtering.
Troubleshooting of electromagnetic heater:
1. Generally, the manufacturer will set the fault code before the electromagnetic heater leaves the factory, which can be solved by referring to the fault code.
2. If you can't solve it yourself, you can call the manufacturer for guidance.
3. In the end, it can't be solved. Return the electromagnetic heater to the manufacturer for repair. It should be noted that the fault codes of each manufacturer are different and the materials used are different. Therefore, when there is a problem, it needs to find the manufacturer to solve it to avoid further damage.
The above is about how to deal with the failure of the electromagnetic heater, I hope to help you.
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Advantages of the company's electromagnetic induction heating equipmentThe significant advantages of practical application
the control panel of electromagnetic heating is an important part of the electromagnetic heater. The control panel of electromagnetic heating is equivalent to the function of an electrical circuit center, and the operation of the electromagnetic heater is mainly controlled by it. Electromagnetic heating control board in plastic industry production machines can be energy-saving transformation, compared with resistance wire heating more energy-saving.
< 1. Voltage and power characteristics: 210 ≤ 260V constant power output
< 2. Thermal efficiency ≥ 90%, IGBT overheating protection temperature 95 ± 5 ℃, working frequency 18 ~ 30kHz
< 3. Fully electrically isolated soft start heating / stop mode
4. Highly reliable electrical isolation of soft start, which can be directly connected with multiple controllers to heat / stop
< 5. Without interference, use multiple coils with superimposed power more than 200kW to work
< 6. The average time between failures is more than 10000 hours.
considerations for use:
1. When picking up the controller, you must remove the static electricity on your body or wear the static protective clothing.
< 2. There should be no plastic, vinyl orPolystyrene foam (except antistatic type).
3. Do not touch components or conductors on printed circuit board by hand or conductor.
4. Do not connect the power input to the high frequency output terminal.
5. Do not touch the control board or IC circuit of the control board that may be damaged by static electricity.
6. The ambient temperature shall not be higher than 60 ℃, and the temperature shall be dry and ventilated.
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Advantages of the company's electromagnetic induction heating equipment
how to entangle the wire in electromagnetic heating? Electromagnetic heating winding is an indispensable part in the process of electromagnetic heater transformation. At present, there are many winding methods of electromagnetic heating coil. According to the shape of field heating body, it can be divided into flat coil, circular direct winding and u-winding.
here we introduce the circular straight winding coil, which is based on the size and length of the cylinder to expand the winding, equipped with several power electromagnetic heaters, and the length of the winding is scattered.
How does electromagnetic heating entangle wires? There are two kinds of winding methods for electromagnetic heater, one is winding method, that is, stop winding before winding, which is usually called compact method. This winding method is suitable for the case of limited cylinder length. This winding method is usually not used when the cylinder is long enough. Due to the comparison and collection of this winding method, the hot hand is concentrated in the center of the winding.
When the cylinder is long enough, it is generally not used. Due to the comparison and collection of this winding method, the hot hand concentrates on the central position of the coil. Therefore, for a certain length of cylinder, in order to let the handyman loosen the cylinder evenly, we usually recommend another winding method: four or five or six turns, then six or seven centimeters apart, and then close it several times.
As the coil is close to the heated object, we suggest the user to choose the high temperature resistant wire with resistance above 250 ℃. The selected data should be fire-resistant and flame-retardant. For some special purposes, the resistance may be higher than 300 degrees.Please make your own decision.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
electromagnetic heater from single tube structure to double tube to half bridge, to the present full bridge technology, during which the technical content has been continuously increased. It can be said that the electromagnetic heating industry has entered a state of fierce competition or even white heat. In addition, since the end of 2011, due to the impact of the European debt economic crisis, the domestic economic situation has also collapsedThe domestic electromagnetic heating energy-saving industry has had a huge impact, leading to the bankruptcy of a large number of small manufacturers and small vendors. Of course, some illegal vendors are kidnapping all over the country in order to survive, and the market also spawned a series of improper sales skills. As a well-known professional manufacturer, our company adheres to the market attitude and the responsibility of customers. Based on many years of market experience, we carefully analyze the wholesale market situation of various electromagnetic heaters, and carry out exchanges and discussions in order to make common progress and purify the market atmosphere.
because the current wholesale market of electromagnetic heater is chaotic, and most of the end customers are not professionals, so they do not know how to identify the power of electromagnetic heating products, so the transformation engineer said, how much power do users think it is. "In the past six months, our sales team has often received inquiries from customers, asking for a 60 kW controller. Careful consultation is to improve the 125 mm diameter granulator, and the heating temperature is only over 300 degrees, and the transformation personnel need 60 kW. In fact, this is ridiculous. Experts know that in the water granulator with a diameter less than 250mm and a heating temperature lower than 500 ℃, in fact, we only need our full bridge 50KW electromagnetic heating controller to meet the production needs at best. Smaller equipment can match smaller electric products. Most illegal engineering reformers use this method to cheat customers. For this reason, our company is open to our customers, providing professional services for product identification and transformation scheme formulation, so as to ensure that customers can customize the most cost-effective product allocationOur company will provide free service for you!
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
we mainly discuss the efficiency of electromagnetic heating. What do you need to know about efficiency?
Efficiency refers to the ratio of useful power to driving power, and expands various meanings at the same time. Efficiency can also be divided into mechanicalEfficiency (mechanical efficiency), thermal efficiency (thermal efficiency), etc. There is no direct relationship between efficiency and working speed.
let's first understand the working principle of electromagnetic heating: first, 220 V or 380V AC is converted into 20-40khz high-frequency high-voltage, and the high-frequency and high-voltage current passing through the coil will produce high-speed alternating magnetic field. When the magnetic wire in the magnetic field passes through the conductive magnetic metal material, there will be numerous small whirlpools in the metal body, which will make the metal material rapidly heat up. In order to heat the objects in the metal cylinder. At the same time, with the high-efficiency heat preservation device, the heat loss can be minimized to achieve the effect of large power saving.
Knowing the working principle of electromagnetic heating, we all know that its thermal efficiency dispersion is very small, almost no external dispersion, so it can reach at least 90-95%. Customers who are still hesitant about whether electromagnetic heating can save electricity can be more comprehensive. At present, no heating equipment can achieve such high thermal efficiency. Coal combustion is only about 60%, electric heating cycle is about 70%, gas, steam boiler and other thermal efficiency is only about 60%.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
with the national attention to environmental protection, a series of relevant policies and standards have been issued in recent years. In the whole country, although the requirements of environmental protection are different, the pace of implementation is not the same. Every enterprise of electric heating pipe of oil tank keeps up with the pace of environmental protection, and a series of coal power projects come from it.
Today, we mainly take you to understand the electric heating pipe of oil tank. The electric heating pipe of oil tank is a new type of environmental protection type heat energy conversion electric heating element, which transfers the heat energy to the oil temperature rise. The heating method is small in volume, flexible in installation, and the electric energy is converted into heat energy ringEnvironment friendly, high heat transfer efficiency, high working temperature under low working pressure. However, we often encounter the problem that the electric heating pipe of oil tank is easy to coking and carbon deposit after use for a period of time, resulting in short service life.
so what should be paid attention to when using the electric heating pipe of oil tank?
1. The surface load of the electric heating pipe of the oil tank shall be designed according to the viscosity of the oil. The designed good flow per meter shall be less than or equal to 1.5KW, and the power of heavy oil shall be 1kW per meter.
2. When the electric heating pipe of oil tank stops working, the temperature shall be reduced to normal temperature first to avoid high temperature shutdown. As the electric heating pipe of the oil tank is still in high temperature state at the moment of high temperature shutdown, the flow of heat conducting oil in the oil tank stops at this time, resulting in the local high temperature of heat conducting oil on the surface of the electric heating pipe of the oil tank, forming carbon deposition.
3. Select appropriate protective cover according to the needs of specific location.
4. It is not allowed to dry burn (all liquid electric heating pipes must ensure that the heating area is completely immersed in liquid). Please refer to the following article: the liquid electric heating pipe cannot expose the outside of the liquid heating. Through the above content, we know the precautions when using the oil tank electric heating pipe. Therefore, in order to better use the oil tank electric heating pipe, we need to pay attention to the above points.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
heating of oil field tubing can not be ignored in the process of oil production, especially in winter when the oil will be blocked due to low temperature. The oil pipeline is an important part of the whole process, and it is also the key part to control the oil delivery speed. Therefore, many oil wells will heat the pipeline when transporting crude oil.
the traditional coal combustion and gas heating not only violate the regulations that oil wells cannot fire, but also bring a series of safety hazards, such as gas leakage, explosion, etc! Second, after wrapping the pipeline in the tropicsIncrease the heating mode of the thermal insulation layer. This heating mode is two-way heating, that is, heating the heat insulation cotton at the same time, which has large heat loss, low heating efficiency and environmental pollution at the same time!
The electromagnetic heater uses the magnetic induction principle to heat the metal tube itself, thus heating the articles in the metal tube, which belongs to the unidirectional heating equipment. In the heating process, there is no open fire burning and the capacity is centralized, so it is considered to be a better heating method of round pipe, which can be used for efficient heating of oil field crude oil pipeline, valve, oil field drill pipe and other similar equipment!
Due to the effect of high-frequency electromagnetic field, the electromagnetic heater heated by the oil pipeline greatly weakens the binding force of metal ions in the liquid, so that the orderly arrangement of calcium, sodium and magnesium in the liquid is not suitable for binding. At the same time, the electromagnetic heating can also greatly reduce the binding force of crude oil molecules, so that the heavy oil can be transported at a lower temperature without condensation. After local compensation for the no power of the electromagnetic heater, the power factor is greater than 0.95. The no power consumed by the electromagnetic heater is directly converted into heat energy, which is used to heat the oil medium.
Installation of main machine of electromagnetic heater for oil field pipeline heating: the oil production pipeline is disconnected and connected in series with the inlet and outlet flanges of the wellhead heater through the inlet and outlet valves. On the inlet and outlet pipelines in front of the wellhead heater, when the well head heater's well flushing, cleaning and heater are closed, the oil is directly delivered by the bypass pipeline.
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Advantages of the company's electromagnetic induction heating equipment Significant advantages of practical application
in today's society, the society is constantly improving. Electromagnetic induction heating technology is also in constant progress. Electromagnetic induction heating technology has been successfully applied to the heating part of the tea dehumidifier. Let's see if the electric heating dehumidifier works well?
the advantages of the electric heating roller / drum of the green killing machine:
< 1. No smoking, no emission of harmful gases, no generation of waste residue. It is a clean production equipmentSecond, reduce the air temperature in the workshop, and estimate that the air temperature in the workshop is 5 ℃ lower than that in the heating mode of electric heating tube.
3. Due to the use of primary heating, the energy conversion efficiency is high (generally up to 50-60%), and the energy utilization rate is high.
4. Compared with heating by electric heating tube and coal, the heating time can be shortened by 7 min and 15 min respectively.
5. Compared with the traditional electric heating method, the electric power of tea making is greatly reduced, and the processing cost of tea is much lower than that of electric heating tube, which is similar to coal-fired and firewood burning machine.
6. Fast temperature heating, easy to control and adjust.
7. Short preheating time and less invalid energy consumption.
8. The number of fireworks is less than that of coal and diesel engines;
9. The device is simple to operate and easy for novices.
Is the electric heating machine easy to use? The efficiency of the green killing machine is mainly reflected in the heating speed and efficiency, so to sum up, we can know that the green killing machine can be well used with the energy electromagnetic heater.
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Advantages of the company's electromagnetic induction heating equipment
heating analyzes the advanced nature of the electric heating paper dryer: dryer is widely used in paper making, textile, printing and dyeing, non-woven fabrics and other industries. The traditional method is to use steam boiler or boiler to provide heat energy for electromagnetic heating. All the disadvantages are obvious.
on the one hand, because a large number of pressure vessel equipment is involved, there are always potential safety hazards in the whole production process for equipment operators. On the other hand, the working temperature of steam drying cylinder block is difficult to reach more than 200 ℃, so the problem of environmental pollution needs to be solved. After replacing the above two drying cylinders, the electrothermal paper drying cylinder not only solves the problems of poor safety performance and serious environmental pollution, but also greatly reduces the production cost and improves the production efficiency.
The high surface temperature can meet the requirements of special industry for high temperature.
The drying structure
does not need pressure operation, and the safety coefficient is high
the middle layer adopts the multi-channel circulation structure, and the surface temperature is small.
The inner oil inlet adopts a shunt hose structure, which can prevent the heat dissipation of the two heads to the maximum extent and reduce the heat loss.
The energy saving and environmental protection of the electromagnetic heater can be customized according to the user's requirements:
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Advantages of the company's electromagnetic induction heating equipment
selectionReasons for electromagnetic induction heating equipment The significant advantages of practical application
pipeline electric heater is a kind of heating equipment applied in oil pipeline or various transmission pipelines, which is an essential heating control part in many industrial production. Let's look at its composition and Function introduction.
the pipeline electromagnetic heater is a kind of electromagnetic heating equipment that makes the metal tube heat itself by winding a layer of electromagnetic induction heating coil, 220 V or 380 V outside the pipeline V alternating current is converted into direct current through rectification, and then DC is converted into alternating current through IGBT or thyristor. High frequency magnetic field lines are generated in the induction coil, eddy current is generated on the surface of metal tube, and heating depends on the inside of the tube.
The pipeline electromagnetic heater consists of three parts: electromagnetic heating controller + electromagnetic induction heating coil + pipeline.
pipeline electromagnetic heater can be used in pipeline hot water, oil field pipeline thawing and other occasions. Its heating temperature can reach 180 ℃, heating evenly, and local temperature will not be too high, and there is no open fire in the use process, with high safety factor. It is an ideal heating device currently used in pipeline hot water, oil field pipeline thawing.
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Advantages of the company's electromagnetic induction heating equipment Significant advantages of practical application
high power electromagnetic heater is more and more widely used in many industries. High power electromagnetic heater plays a very important role in the modern thermal energy industry, and its characteristics are also very obvious. There is no pollution to the environment and environmental protection. The most important thing is that the high-power electromagnetic heater can also save a lot of energy. His application principle is also very smart, LiUse magnetic energy to generate heat. In addition, its conversion rate is also very high.
the service life of high-power electromagnetic heater is paid more and more attention. The average service life of electromagnetic heating controller is 3-5 years, but its service life is closely related to several factors.
1. If the product is installed correctly, the thickness of insulating cotton, thickness and length of winding, inductance value and input current value required by each electromagnetic heater and electromagnetic heating ring are different, so it must be standardized according to the manufacturer's installation instructions at the factory, and the coil group spacing between each electromagnetic heating control board must be more than 10cm.
the above is to share the content of high-power electromagnetic heater and install it. I hope it can help you. And the distance it uses is very environmental friendly, without pollution. And there is no safety risk, and the state is now promoting this heating program. However, it is worth noting that the high-power electromagnetic heater must pay attention to timely dedusting and correct dedusting, and it is better to use a soft comb for dedusting.
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Advantages of the company's electromagnetic induction heating equipment
reasons for selecting the electromagnetic induction heating equipment
significant advantages of practical application
How to use electric heating reactor? What should be paid special attention to during the use? Safe use methods and attention, the following small edition will give you a detailed description.
the electric heating reactor is to insert the electric heater into the heat-transfer oil in the jacket, use the heat-transfer oil as the heat-transfer medium, transfer the heat generated by the electric heater to the inner cylinder, so that the materials in the reactor react after heating and heating up. Before installing the electric reactor, it is necessary to check whether the connecting parts, driving parts and fixed parts are firm, and immediately keep the loose position. During installation, the main shaft must be perpendicular to the ground with an error of 1 / 1000 of the height of the whole equipment. The shell of electric heating reactor is equipped with overflow hole to connect the expander, which must be kept openHole to avoid thermal expansion and cold shrinkage of the equipment. The pressure gauge, thermometer, safety valve and other instruments installed on the top must meet the specification requirements to avoid misuse of unqualified and substandard instruments.
< how to use the electric heating reactor: the heat transfer oil in the casing cannot be mixed with water, acid, alkali and other substances. The new heat transfer oil must go through the oil boiling process to ensure the use of heat transfer oil. The amount of heat transfer oil added to the jacket is 85% of the jacket volume. Air heating is not allowed for electric reactor, that is to say, the heating function is not allowed to be turned on when there is no substance in the kettle or there is no heat transfer oil in the shell. When using the heating function for the first time, slowly raise the temperature to prevent the spring clip from boiling in the heat transfer oil. When the electric heating reactor is used for a period of time, it is necessary to check whether the heat transfer oil is sufficient, and if necessary, a certain amount of heat transfer oil should be added. Each electrically heated reactor will be equipped with a set of instructions when it leaves the plant. The user must read the instructions carefully before starting the operation to avoid failure in use.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
recently, many users have asked this question. Today, the editor tells you how many degrees the electromagnetic heater can heat.
If the power is not obvious, the power can be heated to more than 500 degrees, but when the power is high, the heating speed is fast, when the power is low, the heating speed is slow. If it is a large machine, it is equipped with a high-power electromagnetic heater.
< why can't iron be heated to 600? This is because when iron reaches 600 degrees, it will be demagnetized. When iron is lost, it is dangerous if the main engine has no protective circuit. If the heated object is a graphite steel tank, the maximum temperature can be heated to over 1000 ℃.
How many degrees can it reach?
If it is used for heating operation, the electric boiler can be heated to 100 ℃, but it is recommended to heat to about 70 ℃ under normal conditions. High temperature will not only lead to high heating temperature, but also waste and over loss.
If hot water is provided, it can be heated to about 60 ℃ for bathing water and 100 ℃ for drinking water.
If it is used in industrial production, the maximum stimulating temperature depends on the performance of the material, because the heating mode of the electric boiler is electromagnetic induction heating, so it needs magnetism, and the general magnetic properties will gradually disappear above 600 ℃ (except for graphite crucible material), so the heating of the electric boiler above 600 ℃ will be more difficult.
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Advantages of the company's electromagnetic induction heating equipmentThe reason of induction heating equipment
the significant advantage of practical application
the core of the drying room is to dry goods, how to dry them, and the energy source of drying is that the electric drying room is the electric heating drying room. Specific electric heating can be divided into ordinary electric heating tube and infrared heating tube. Electric heating drying room is the most widely used drying room.
advantages of electric heating drying room
in fact, electric heating drying room and steam heating drying room are practically the same practical and energy-saving. Based on the characteristics of high drying temperature, high labor intensity and no power saving, the oven is faced with more human nature, more energy, more manpower and resources besides the boiler needs steam heating and artificial combustion. Therefore, in the intangible aspect, the labor cost increases and the boiler cost increases. All of them are a little wasteful. At present, in the market, consumers prefer electric heating, which is easy to operate and can be dried directly by manual plate making, saving labor and low energy consumption.
the selection factor of electric heating drying roomThe temperature of the chamber (the speed and range of temperature rise are also influencing factors).
3. The number of electric heating tubes
is widely used in the space heating of any gas, generated hot gas drying, non conductivity, non combustion, no explosion, no chemical corrosion, no pollution, safety and reliability, rapid (controllable) heating.
Electric drying room is not only heating method, drying method is also different, but also consider the specific drying project of the enterprise, and then decide which type of drying room to use.
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Advantages of the company's electromagnetic induction heating equipment
with the wide application of electromagnetic heater, it can be used not only in industrial production, but also in food processing. It has been proved that the electromagnetic heating method is very suitable for food machinery. From the heating principle to the heating effect of food machinery, the energy-saving effect of electromagnetic induction heating of food machinery is very good.
many equipment industries that need heating now use blueberry or natural gas or electric rod heating wires to heat. Although the initial cost of these methods is relatively low, they have many disadvantages compared with electromagnetic heaters. Secondly, the technicians of our company talk about the mechanical heating of food. Why should we choose the electromagnetic heater?
The disadvantages of coal combustion and natural gas or heating rod resistance wire heating;
the first disadvantage is that the smell of gas combustion is too much, the emission of carbon dioxide is increased, the environment is polluted, and the human health is relatively damaged. Now the policy of many areas has begun to prohibit the use of coal-fired heating.
Therefore, combining the advantages of electromagnetic induction heating and the disadvantages of traditional heating methods, it is not doubted that the use of electromagnetic induction heating method is the first time to save energy. 喆 energy electromagnetic sensor is a real manufacturer. First of all, the first peak electromagnetic heater can not make mistakes. The product is not good. We say it does not meet the requirements of customers.
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Advantages of the company's electromagnetic induction heating equipment The significant advantage of practical application
< coal to electricity "has appeared in people's life for several years, and the clean heating in the north is still a problem people talk about after tea and dinner. In recent years, speculators have rushed into the "coal to electricity" industry. They have to say that in the face of hundreds of millions of "coal to electricity" industries, there are a large number of speculators with too much impulse. In recent years, "coal to electricity" IWords are more and more popular. "Heat pump", "nano heating", "carbon fiber heating" and so on, in the face of these full of technical names, the general professional and technical personnel can not identify the true and false.
but in many technology groups, electromagnetic heating technology has been widely recognized. Is electromagnetic heating technology a gimmick or a dry product? Does electromagnetic heating share the cake of "coal to electricity" by changing faces? What are the advantages of electromagnetic heating over other heating? To solve this problem, we need to start from the end user community. "。
All of these let enterprises experience the word "cold winter" more skin and bones.
In the "coal power" industry, due to the impact of the external environment, the development speed is much slower, there is no expected development. Although the development of the whole industry is slow, the application of electromagnetic heating technology is still developing steadily.
It can be seen that under the industrial "cold winter", the electromagnetic heating technology can still develop steadily, indicating that the electromagnetic heating technology clean heating is a reliable absolute dry goods. Compared with other heating technologies, electromagnetic induction heating technology has inherent advantages. The traditional indirect heating of electric energy is transformed into direct heating, which improves the utilization rate of thermal energy. It is worth mentioning that the electromagnetic heating technology can realize the open fire heating, completely separate the heating body and the heating material, which is safe and reliable. Especially in the "coal to electricity" coal-fired boiler transformation, oil refining and other projects have absolute advantages.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
the installation of electromagnetic heater requires a series of steps to make it work well. The following is a summary of the following steps.
First: cancel the original heating method
remove the raw coal furnace or resistance heating ring, and use the ferroelectric brush to brush the sundries on the drum.
Second: installationThermocouple
in the middle of the cylinder, select and weld a connecting nut, so that it can tighten the temperature control head, and ensure that the temperature control head and cylinder are in full contact during welding, so as to avoid incorrect temperature measurement.
Third: set the baffle
(if not the granulator, this step can be omitted) weld an iron plate at the outlet leakage of the heating side to block the leaking water, so as to avoid wetting the electromagnetic wire and damaging the control board.
Fourth, wrap the insulating cotton on the cylinder and fix it with high temperature bandage to keep the thickness of the insulating cotton at about 2.5cm. In order to make the installation more beautiful, a 0.5cm insulating resin board can be wrapped on the top of the insulating cotton.
Fifth: the winding of the electromagnetic coil
wrap the relative length of the electromagnetic wire on the drum, and the winding electromagnetic wire should be as close as possible.
Sixth, wiring. Confirm that the circuit breaker current metering range is too small to be replaced. First of all, measure the voltage and current. There are problems to be solved one by one. There are no problems after the test of the whole machine.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
What are the components of the electromagnetic heater structure? What is the normal operation of the electromagnetic heater made up of? The following can be edited to give you a detailed explanation.
< 1. The main body of the electromagnetic heater is rod reciprocating tubular structure, which is welded by the combination of ferromagnetic heat load bar and high-strength flange. After advanced welding process, the main body has the characteristics of high strength, strong sealing, strong thermal strain capacity and corrosion resistance, and can bear enough mechanical pressure and strength.
2、 The electric heating control cabinet used together with the electromagnetic heater is a cabinet protection structure made of high-quality thick steel plate by bending and welding. The shell is treated by electrostatic spraying anti-corrosion technology, and is composed of air leakage switch, AC contactor, temperature control instrument, reactive compensation element, overheat protection relay, etc. the control circuit device is equipped withThe main switch can manually input and remove the power supply of the control circuit.
3. According to different places of use, the electric heating control cabinet of electromagnetic heater is divided into general protection type and explosion-proof type. The heating mode is divided into two types: power frequency electric heating and constant temperature variable frequency electric heating, which are suitable for different heating processes and places of use.
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Advantages of the company's electromagnetic induction heating equipment
reasons for selecting the electromagnetic induction heating equipment
significant advantages of practical application
electromagnetic heatingThe heater is a kind of heating device made by electromagnetic induction technology, which can be widely used in various machinery and equipment in industry. At the same time, the electromagnetic heater can replace the traditional electric heater. After the reform of the electromagnetic heater, it is safer, more stable, more efficient and more energy-saving. Let's talk about the conditions that need to be met to transform the electromagnetic heater:
from the principle of the electromagnetic heater, we can see that the electromagnetic heater is developed through the electromagnetic induction heating technology. Through the electronic board, the alternating current is rectified into direct current, and then the direct current is converted into different frequency voltage. The electromagnetic field is produced by winding the metal carrier with the electromagnetic heating coil, so that the metal carrier itself can be heated rapidly, and the purpose of heating is achieved.
Therefore, the conversion of electromagnetic heater must meet the following conditions:
< 1. The voltage is 220V or 380V.
2. In order to reform the electromagnetic heater, the carrier must be used as the heating body, and the material of the heating body must be magnetic induction.
3. The volume of the heating body and the inductance generated by the coil winding must match the power of the electromagnetic heater, otherwise it cannot work normally.
Under what conditions can the electromagnetic heater not be modified?
1. Electromagnetic heater belongs to medium frequency heating and non high frequency heating, so it is impossible to carry out high frequency quenching transformation for electromagnetic heater.
2. Electromagnetic heater shall not use non-conductive magnetic material as heating body.
The electromagnetic heater is a setHeating device, including electromagnetic heating controller and electromagnetic heating coil, is indispensable.
In order to reform the electromagnetic heater, it is necessary to find a professional electromagnetic heater manufacturer, install the electromagnetic heater under the guidance of professionals, and do not install the electromagnetic heater without authorization. Once there is a fault, it may directly damage the core components of the electromagnetic heater.
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Advantages of the company's electromagnetic induction heating equipment
reasons for selecting the electromagnetic induction heating equipment
significant advantages of practical application
liquid is usually a fluid substance. We all call it liquid. We all know that the electromagnetic induction heater is the most safe, energy-saving and environmental protection heating equipment, so is the liquid electromagnetic heating appropriate? That's what users really want to know.
first of all, energy can tell you the working principle of liquid electromagnetic heating: use electromagnetic induction principle to convert electric energy into thermal energy device. If 220V or 380V, 50Hz AC is converted to high frequency and high voltage, the frequency is 20 ~ 40KHz, high frequency and high voltage current will generate high-speed AC magnetic field through the coil. When the magnetic wire in the magnetic field passes through the conductive magnetic metal material, innumerable small vortices will be generated in the metal body, making the metal material itself rapidly heated, thus heating the objects in the metal material cylinder. At the same time, with the high-efficiency heat preservation device, the heat loss can be minimized to achieve the effect of large power saving. With this heating method, the energy conversion efficiency can reach 90 ≤ 95%.
Therefore, from the working principle of electromagnetic heating, it can be seen that the heating liquid must have a metal tube or metal container. The electromagnetic induction heater is heated outside the tube and cannot be directly put into the liquid for heating. We do not need to worry about energy efficiency, and its service life is dozens of times of that of the heating tube.
Liquid electromagnetic heating mode can be calculated by thermal energy technicians. Heating time, temperature difference, volume, specific heat capacity, etc. are all directly related.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
the electromagnetic heating device of oil tank belongs to oil field production device, the oil tank body is equipped with electromagnetic hot wire plate, the shape of the electromagnetic hot wire plate corresponds to the shape of the installed tank body, and the electromagnetic hot wire plate is electrically connected with the electromagnetic heating cabinet through wires Connect. The oil tank electromagnetic heating device belongs to the oil field production device. The oil tank body is equipped with electromagnetic hot wire plate. The shape of the electromagnetic hot wire plate corresponds to the shape of the installed tank body. The electromagnetic hot wire plate is electrically connected with the electromagnetic heating cabinet through wires.
the electromagnetic heating device of oil tank adopts the electromagnetic heating mode, which has the advantages of high thermal efficiency, short heating time, significant energy saving effect and low heating cost. Because the heating part does not contact with crude oil directly, it has high safety, greatly improved use effect, reasonable structure and reliable use.
The electromagnetic heating device of oil tank has the same relationship with the oil tank.
(1) the installed electromagnetic hot wire
(3) the shape of the electromagnetic hot wire plate corresponds to the shape of the installed tank, and the electromagnetic hot wire plate passes through the iron wire.
(4) electromagnetic heating cabinet
(5) electricity is connected.
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Advantages of the company's electromagnetic induction heating equipmentThe reason for heating equipment
the significant advantage of practical application
oil tank plays a very important role in the process of oil and gas storage and transportation. In oil and gas storage, oil storage tank is mainly used for oil storage. When oil is needed, it is delivered from the reservoir. In the process of oil export, we have to meet such a problem. Oil becomes thick due to low temperature, which leads to the decrease of oil mobility, and the product oil cannot be successfully exported from the oil storage tank. How to solve such a problem? At this time, the external heating mode of oil tank is needed to solve the problem.
local fast heater of oil tank
how external heating of oil tank works:
1. "Swirling hot film heat exchanger" extends to the bottom of the tank along the radial direction of the tank. The hot medium (steam) flows through the pipe, and the oil flows between the pipes on the shell side. The oil suction port of the shell is directly connected with the medium in the tank.
2. A temperature control valve is installed at the steam inlet to control the inlet steam volume by monitoring the outlet temperature with the temperature sensing probe, so as to ensure the constant oil temperature.
The heat exchanger adopts eddy current heat film tube, which is an effective heat exchange element to keep the oil close between the pipesThe heat efficiency is three times higher than that of ordinary heat exchanger. The mechanism of enhanced heat transfer is that when the oil flows on the inner and outer surfaces, it is designed as turbulent flow, which produces strong impact and erosion, and the flow direction is constantly changing, that is, the high temperature oil near the surface of the pipe wall is constantly replaced, and the insulation layer becomes thin or even damaged. It accelerates the heat transfer on the metal surface, strengthens the micro vortex of the fluid, and strengthens the internal heat diffusion of the oil fluid. The fluid near the surface of the tube wall can produce local temperature, which can make the oil fully heated, with good heat transfer energy and no resistance.
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Advantages of the company's electromagnetic induction heating equipment
because of its good heating effect, the heating speed is fast, the electromagnetic heating speed is twice faster than the resistance heating ring, and the energy saving is more than 30%. It is widely used in the heating, electromagnetic heating and installation of wire drawing machine, film blowing machine, pelletizer, extruder, injection molding machine and other plastic machinery industries The device is relatively simple, and the general user can complete the independent installation by himself. So how to choose the power of electromagnetic heater?
in the installation of electromagnetic heating equipment, the most basic and important point is the selection of power model. If the power selection is too large, the cost will increase; if the power model selection is too small, the heating speed is not ideal. Therefore, the selection of the power model of the electromagnetic heater is very important.
Main features of electromagnetic heater products:
1. Through electromagnetic heating, the electromagnetic heating ring is installed outside the heating object and heated by the electromagnetic induction body.
2. Good power saving effect: compared with the current electric heating ring, the power saving rate can reach more than 30%.
3. Convenient installation: it has two kinds of structures: circular and open, and an insulation layer is added between the pipe and the coil to further improve the thermal efficiency and insulation effect.
the selection of the power model of the electromagnetic heater shouldStart from the following aspects: first, measure the power of the original electric heating ring. In this way, we can know whether the temperature of the original electric heating ring will rise under this power condition. If the temperature rises, we can choose the same power as the original electric heating ring. If the temperature of the original power does not rise, select electromagnetic heating higher than the original power. Second, if we use coal instead of electric heating ring, we need to know the output. If the output of the day shift is 1 ton per day, then 40 kilowatts will be used. If the output of the day shift is 2 tons per day, then you need to use 50 kilowatts. Thirdly, according to the heating length of the heating barrel, if the heating length is only 1 meter, then use high-power electromagnetic heater, if the heating length is more than 2 meters, then two high-power electromagnetic heaters are needed, so the heating effect will be better.
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Advantages of the company's electromagnetic induction heating equipment
The reason for choosing the electromagnetic induction heating equipment is
the significant advantage of practical application
Electric heating of laboratory reactor is the basic way, which has the characteristics of rapid heating, high temperature resistance, corrosion resistance, sanitation, no environmental pollution, no need for automatic heating of boiler, easy to use and so on.
the reactor in the laboratory is small in volume, delicate in appearance, light in installation and fast in installation, mainly composed of drive, stirrer, seal, steam cylinder, jacket, bracket, various instruments and electrical control box.
.
Working principle of laboratory reactor
under certain process conditions (temperature, medium, etc.), the reactor uses raw materials to convert into target substances. With the change of the temperature of the reactor in the laboratory, two or more substances in the reactor are stirred and mixed under the promotion of the stirrer, which leads to physical or chemical reactions.
Advantages of laboratory reactor:
open structure: easy to clean and replace products.
Complete set of instruments: thermometer, pressure gaugeSafety valve, flowmeter, level gauge, viewport, etc.
Easy to install: the ear bracket can be placed on a small platform or installed on the ground. You can change the operation location at will without any restrictions.
Precautions in the use of electric heating of laboratory reaction kettle
1. The working pressure and temperature shall be operated and used in strict accordance with the working pressure and temperature on the product nameplate to avoid danger.
2. Strictly abide by the regulations of cooling, oiling and other product instructions, and do a good job in equipment maintenance.
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Advantages of the company's electromagnetic induction heating equipmentAdvantages
< 1. Operators of conductive oil furnaces and electric heating oil furnaces shall receive training on the knowledge of conductive oil furnaces, which shall be reviewed and issued by the local boiler safety supervision organization.
< 2. The operating procedures of industrial electric heating conduction oil furnace must be formulated in the use unit of electric heating conduction oil furnace. The operating procedures should include the operation methods and precautions for the startup, operation, shutdown and emergency shutdown of electric heating conduction oil furnace. The operator must operate according to the operating procedures.
3. The outer layer of all pipes of the industrial electric heating heat conduction oil furnace shall be protected with corresponding heat preservation. The connection of the flange cannot be completely wrapped, so it is necessary to have certain heat dissipation.
4. In the heating process, before entering normal operation, open the vent valve of the expansion tank to discharge the mixed steam of air, water and organic heat carrier.
5. The organic heat carrier must be dehydrated before use. Different organic heat carriers should not be mixed. When mixing is needed, the organic heat carrier production unit shall provide mixing conditions and requirements before mixing.
6. Analyze the residual carbon, acid value, viscosity and flash point of the organic heat carrier every year. When there are two unqualified analyses or the decomposition component content of the heat carrier exceeds 10%, the heat carrier shall be replaced or regenerated.
7. The heating surface of the electric heating conduction oil furnace shall be inspected and cleaned regularly, and the inspection and cleaning shall be stored in the technical documents of the boiler.
8. After the installation or repair of industrial electric heating conduction oil furnace, pressure test and relevant hydraulic test shall be carried out, and it can be put into production only after passing the inspection.
9. Effective fire prevention and extinguishing measures shall be taken in the boiler room.
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Advantages of the company's electromagnetic induction heating equipment
reasons for selecting the electromagnetic induction heating equipment
significant advantages of practical application
boiler is an important thermal power equipment in the industry and commerce. For example, hot power equipment is required for bathing center, heating, hot water heating and other occasions. The company has launched a new digital high-efficiency energy-saving electromagnetic heat conduction boiler transformation project, which can not only effectively save energy, but also solve the air pollution problem of coal-fired boiler. We believe that the pursuit is not only the growth of GDP, but also the improvement of air quality and the creation of a green, healthy, fresh and comfortable living environment.
the electromagnetic heating in the electromagnetic heat conduction boiler uses the frequency conversion technology to generate the oscillating vortex heating. The conversion rate of electric energy to thermal energy can reach 98%, which has the advantages of fast heating speed and low energy consumption. The electromagnetic heating boiler adopts the structure of separation of water and electricity, which is safe and reliable in use, and the scope of use is more suitable for the heating of small rural enterprises and non centralized heating. Compared with other fuels, gas, electric heating equipment and air conditioning, it can save more than 35% and 40%. Compared with burning coal at the same temperature, it can save more than 20%.
energy saving characteristics of electromagnetic heat conduction boiler
product features: energy saving, environmental protection, low carbon, intelligent, safe and durable.
2. Scope of application: families, enterprises and institutions, residential buildings, urban village reconstruction, villas, hot water supply units, etc.
Third, service life: 10 times 15 years. The heating core adopts electromagnetic induction after heatingWater magnetization is not easy to form scale,
4. Voltage level: 220 V, 380 V
< 5. Safety protection: this design has the functions of anti overtemperature, anti leakage, water and electricity separation, internal water walking of heating core, external power walking, etc. Frequency conversion soft start non-contact switch, no starting impulse current, safe and reliable use.
Intelligent design: digital display, temperature preset, timing preset, power regulation, controlled by microcomputer, equipped with electronic digital signal power sensor (adjustable freely), accurate and sensitive temperature control, which can realize indoor temperature balance.
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Advantages of the company's electromagnetic induction heating equipmentThe significant advantage of using
< the current and voltage of the electromagnetic heater are directly proportional to the power. During this period, the director of the electromagnetic heating technology of suneng received a question: "what is the current of the electromagnetic heating coil working normally?
. As a professional in the electromagnetic heating control board industry, we can still understand the general meaning of customer questions. What is the normal working current of the electromagnetic heating coil? First, we need to know the power of the electromagnetic heater. So we can answer exactly what is the normal current?
The power formula for normal calculation of electromagnetic heater is: power = 1.732 * current * voltage. The data of one known current or power can be simply applied to the calculation of other data. For example, given a 40 kW electromagnetic heating controller, the current = 40000 divided by 1.732 divided by 380 seconds, the result is 60 amps. Therefore, it is possible to know that the rated current of the 40 kW electromagnetic heating controller is 60 amps.
After we know the rated current of the electromagnetic heater, the coil length of the electromagnetic heating coil is the main factor affecting the current. At this point, we rely on electromagnetic heating coilsTo adjust its rated current.
The correct way to adjust the current of the electromagnetic heating ring is that when the current is less than the rated current, only a few circles of the electromagnetic heating ring around the pipeline need to be removed; on the contrary, when the current is greater than the rated current, the corresponding electromagnetic heating coil needs to be added to the pipeline.
As long as you read this article carefully, you can clearly know how much current of electromagnetic heating coil works normally?
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Advantages of the company's electromagnetic induction heating equipment
the electromagnetic heater of the diffusion pump adopts the principle of electromagnetic induction heating. The electromagnetic furnace plate is not heated, and the magnetic field directly heats the bottom of the diffusion pump. This thermal efficiency utilization rate is as high as 95%.
< If you have a user, ask: "can diffusion pump electromagnetic heater really save power? Here's a positive answer. It's necessary to save electricity. From the working principle, we can see that the working principle of resistance wire heating is to heat itself, and then transfer the heat to the bottom of the pump, a large part of which is scattered in the air. The actual heat efficiency is only 60% or 70%.
In fact, the diffusion pump electromagnetic heater can not only save electricity, because the disk is made of national standard copper core wire, with high temperature resistance of 500 degrees, so the normal use of electromagnetic heating disk will not cause burn out and so on.
Experimental comparison: for 820mm diameter diffusion pump, the preheating time of 15kw resistance wire is about 60 minutes, and the normal production power consumption is more than 15 degrees per hour. Electromagnetic heating and energy saving device only need 8 degrees / hour. Save at least 30% of electricity. The temperature can be adjusted at will. Easy to operate and save money! Electromagnetic induction heating is the best energy-saving heating device for traditional resistance wire heating.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
< as we all know, the thermal efficiency of electromagnetic induction heater can reach more than 95%, so it is known as an ideal heating equipment in heating industry. When using electromagnetic induction heater, what are the factors that affect the heating effect? The following is the content specially analyzed by the technical department of energy science and technology:
< 1. Heating medium: at present, industrial electromagnetic heater has certain requirements for heating medium. If the electromagnetic induction heater is directly connected to stainless steel pipe or container for heating, the best material is steel or carbon steel. of course,If it is stainless steel material, we want to carry out electromagnetic heating transformation.
2、 Heating distance: refers to the distance between the heater and the electromagnetic heating coil. Under normal circumstances, the distance between the 220v5kw electromagnetic heating control board and the following power supply is 1.5cm; the optimal distance for the 380V electromagnetic heating control board is 2 ≤ 2.5cm. Of course, this distance is replaced by insulation, so users don't have to worry about the need for space problems.
3. The distance to place the host of electromagnetic induction heater. Generally, it is recommended to place it within 5m to make the heating effect the best.
The heating effect of electromagnetic induction heater is mainly reflected in the above three aspects. We should pay attention to the installation and production.
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Advantages of the company's electromagnetic induction heating equipment
The reason for choosing the energy electromagnetic induction heating equipment
The significant advantages of practical application
at present, in the domestic market, the electromagnetic heating of plastic machine transfers heat to the cylinder through contact conduction, only to the internal heat transfer near the cylinder surface, most of the heat is lost to the air, and there is heat conduction loss In addition, the disadvantage of resistance wire heating is low power density. When you need higher temperature, you cannot adapt to it. Electromagnetic heating controller and induction coil. The high frequency alternating current acts on the cylinder of the material through the insulating material, and the drum itself is heated by the electromagnetic induction. In addition, the power supply can also be directly input to the electromagnetic heating controller. The original temperature controller is directly used to control the electromagnetic heating technology of the electromagnetic heating controller, so that the metal cylinder can be heated, and certain thermal insulation materials can be wrapped outside the cylinder according to the specific situation, greatly reducing the heat loss, improving the thermal efficiency, and the energy-saving effect is very significant, up to 30% ≤ 80%.
there are several points in the effect of the transformation of electromagnetic heating of plastic machine:
< 1. The heating method adopted by plastic mechanical cylinderIt is the traditional electric heating ring (resistance wire) heating, which transfers the heat to the cylinder through contact conduction, only the heat close to the inner surface of the cylinder is transferred to the cylinder, most of the heat outside the electric heating ring is lost to the air, resulting in the high temperature and sultry in the workshop. The electromagnetic heating system solves this problem completely. An insulating layer is added between the induction coil and the cylinder, and the heat in the cylinder is radiated into the air, and the temperature on the cylinder surface is lower than 50 ℃. After strict test, the energy saving is 30% or less than 70%, especially for high-power injection molding machine.
2. Reduce the maintenance cost
the heating part is composed of high-temperature insulating materials and cable materials. The heating cable itself produces low heat. There is no problem in aging and shortening the service life of the hot wire of the primary coil under high temperature, so the service life is very long.
(3) Through the above energy-saving analysis, the temperature of the workshop is obviously reduced, the energy in the air of the traditional heating mode is saved by using the electromagnetic heating system, so that the workshop no longer produces high temperature sultry, and the working environment is greatly improved.
4. High heating power
when the power of traditional resistance wire of injection molding machine is too large, the damage of resistance wire itself will increase greatly, and resistance wire metal itself will evaporate and age rapidly under high temperature, so traditional resistance wire needs to be replaced from time to time, which increases production cost and reduces production efficiency. The characteristic of high frequency energy-saving heating system is that only the induction material tube metal produces high temperature.
5. You can work in bad environment for a long timeHarsh life conditions such as oil pollution, poor heat conduction of steel cylinders and gel leakage will seriously reduce life. As the high-frequency heating system itself works at low temperature, it will not carbonize the oil and plastic particles adsorbed on its surface.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
the electromagnetic furnace uses the principle of electromagnetic induction heating to dissolve into liquid. What are the parameters of the electromagnetic furnace?
Precautions for electromagnetic melting furnace:
< 1) before opening the furnace, first check whether the unloading device, circulating water and air pressure are normal, whether the position of limit switch, automatic and manual switch is in the required position, and whether the billet on the workbench meets the requirements of forgings. The cooling water is the lifeline of the induction furnace. It must be paid attention to the cooling water frequently. The outlet water temperature should not exceed 60 ℃.
The advantages of the electromagnetic furnace are as follows: 1. The high frequency conductor is not hot when heated, and its service life is several times longer than that of the resistance type.
2. The automatic magnetization of water molecules is not proportional, and the system does not need maintenance.
Clean and environmental protection
clean and environmental protection, renewable energy and power, ultra audio operation, no noise pollution.
When using the heater, there is no discharge.
Easy to install
the body design has developed into German technology, realizing the perfect installation and use of ergonomics. Only through the corresponding connection between the power line and the import and export, can the perfect installation and application of ergonomics be realized.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
< electric heating the heat transfer oil in the sleeve of high-temperature reaction kettle is heated by the electric heating rod, the temperature of the heat transfer oil rises to the specified temperature, and then the electric heating rod is controlled by the thermometer to close and maintain a constant temperature. It is a new product developed on the basis of absorbing advanced technology at home and abroad. It is widely used in medicine, chemical industry, food, natural seasoning, food additives, light industry and other industries.
The electric heating high temperature reactor has the characteristics of rapid heating, high temperature resistance, corrosion resistance, sanitation, no pollution to the environment, no automatic heating of the boiler, easy to use, and is widely used in the process of petroleum, chemical industry, rubber, pesticide, dye, medicine, food, vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation, etcThe process is based on the full mixing of reactants. In order to heat, cool, extract liquid and absorb gas and other physical changes, a stirring device must be used to achieve good results. It can be used to design and process the outer ring reactor for users.
General form of electric heating high temperature reactor
atmospheric heating has the characteristics of fast heating, high temperature resistance, corrosion resistance, sanitation, no environmental pollution, no automatic heating boiler, easy to use, low price and so on. It is widely used in chemical, pharmaceutical, food and other industries. The material is 304 stainless steel.
The application characteristics of electrothermal high temperature reactor are as follows: the reactor is composed of pot body, pot cover, agitator, jacket, support and transmission device, shaft seal device, etc. Materials and openings can be made according to the technical requirements of users. Heating forms include electric heating, oil heating, gas heating, water heating (or cooling), open fire heating, etc. Jacket type is divided into jacket type and outer half pipe type. Jacket oil heating type is equipped with guide device. Generally, there are paddle type, anchor type, rack type, screw type, scraper type, etc. The high-speed stage is divided into impeller type, turbine type, high shear type and thruster type for users to choose according to the process. The transmission forms include ordinary motor, explosion-proof motor, electromagnetic speed regulating motor, frequency converter, etc. the heat exchanger has cycloidal pin wheel type, worm wheel type, planetary stepless speed change type. The shaft seal is a common water-cooled packing seal, a combined Teflon packing seal and a mechanical seal. The form of discharge is ball valve and pull-down valve.
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Advantages of the company's electromagnetic induction heating equipment The significant advantages of practical application
with the deepening of industrialization and the promotion of the national coal to electricity policy, the coal-fired boiler with low production efficiency but serious pollution has been gradually eliminated. A variety of electric heating products are also emerging in the market. Some people say that the gas boiler is better and can be directly applied to the coal-fired boiler! Unfortunately, natural gas is called clean energy, but the greenhouse effect of unburned methane leakage is more serious than that of carbon monoxide produced by coal combustion! While natural gas needs special pipeline and storage during use and transportationStorage equipment, also easy to cause the risk of explosion! Secondly, there is resistance heating, but as we all know, with the passage of time, the thermal efficiency of the resistance heater will decrease year by year, and the resistance wire will be maintained and replaced regularly due to high temperature aging. The maintenance cost in the future cannot be calculated! Therefore, with the principle that electromagnetic induction transforms electric energy into heat energy, electromagnetic induction heater has become a new choice of heating industry!
the electromagnetic heater is mainly the electromagnetic induction heating body, which determines whether the electromagnetic induction heating body can achieve the purpose of high-speed heating. In operation, the secondary side generates large current, and the active and reactive power such as primary copper loss, iron loss, stray loss and short-circuit leakage are almost converted into heat energy through the medium, which is the first time in the world! The traditional electromagnetic induction heating coil is formed by adding a layer of heat insulation material to the common galvanized pipe, and the coil is wrapped more outside, so that the external heat is basically not absorbed by water, and the heat conversion rate is greatly reduced. Therefore, in order to adapt to the current market, we have designed a new type of coil heating body, which uses military ferrite double-layer heating, and the thermal efficiency can be greatly increased by more than 98%. Widely used in electromagnetic induction hot water boiler, electromagnetic heating furnace, industrial water heater, water boiler and other products.
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Advantages of the company's electromagnetic induction heating equipment
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