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Induction cooker, also known as induction cooker, was born in Germany in 1957 as the first household induction cooker. In 1972, the United States began to produce induction cookers, and in the early 80s of the 20th century, induction cookers began to sell well in Europe, America and Japan. The principle of an induction cooker is eddy current heating induced by a magnetic field.
That is, the current is used to generate a magnetic field through the coil, and when the magnetic field lines in the magnetic field pass through the bottom of the iron pot, the magnetic field lines are cut, resulting in countless small eddy currents, which make the iron atoms of the iron pot itself rotate at high speed and produce collision friction heat and directly heat the food in the pot.
An electric boiler is a thermal device that converts electrical energy into heat energy and heats water to hot water or steam (saturated steam) under pressure. It eliminates the need for furnaces, flues and chimneys, as well as a place to store fuel, greatly reducing the pollution caused by conventional coal-fired boilers.
The electric boiler has the characteristics of no pollution, no noise, small footprint, easy installation and use, fully automatic, safe and reliable, and thermal efficiency of more than 98%, and is a green and environmentally friendly product. In the late 70s and early 80s of the 20th century, many countries began to develop electric boilers.
In the mid-80s, China began to develop electric heat boiler products, and by the mid-90s, many enterprises used electric boilers for heating, air conditioning and hot water.
The heating principle of the induction cooker is very complicated, when the power is applied, the coil inside the induction cooker generates a magnetic field, and the magnetic field lines (vertical direction) emitted by the magnetic field will receive "interference" from the pot when it touches the metal pot on the panel. It is common knowledge that magnetic fields react with metals.
Specifically, when the pot and magnetic field lines interact, the magnetic field lines will cut the molecules in the metal, causing it to produce irregular and violent movements. At this time, the metal molecules collide with each other and gradually heat up, and the temperature of the pot rises rapidly, so that cooking can be realized.
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To be precise, the air-conditioned water heater is an upgraded product of household air energy, and its working principle is fundamentally different from that of an electric water heater.
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It relies on the principle of magnetic energy to generate electricity and electric energy to heat.
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The principle of electric energy heating is different in a few parts.
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Lost in the promotion of the product.
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It's about the same, but there are a few parts that are different
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It's all hot in this life, and there is no big difference.
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What kind of matter is a black hole, and the mass of dark matter is immeasurable.
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Induction cooker water heater is a kind of water heater specially made by using the principle of electromagnetic induction, and now water heaters are widely used in our lives. Induction cooker water heater is mainly the process of converting electrical energy into magnetocaloric energy and then heating water. The induction cooker water heater is also very convenient when using, we only need to plug in the power supply to use hot water.
The following is an introduction to the various aspects of hot water in the induction cooker. I hope you can gain something after reading it.
Induction cooker water heater features
Electromagnetic water heater is a kind of heater that uses the principle of electromagnetic induction to convert electrical energy into magnetocaloric energy, and the rectifier circuit turns the AC voltage of 50 60hz into DC voltage in the controller, and then converts the DC voltage into a high-frequency voltage with a frequency of 20-25kHz through the control circuit, the current of high speed change will produce a high-speed magnetic field through the coil, and when the magnetic field lines inside the magnetic field pass through the metal container, countless small eddy currents are generated, so that the water in the metal container heats up at high speed. Then the water output in the heated Rong Kai confessor is used for the purpose of cooking and bathing.
1.Safety - The heater is induced by the magnetic field on the outer wall, and there is no connection with the circuit, so that the water and electricity are truly separated, and multiple protection devices are provided to ensure the safety of use.
2.Energy-saving——, rapid heating, no need to heat in advance, no need to consume electricity to keep warm, can be used in 10 seconds after start-up, full use of electric energy, thermal efficiency is as high as 99%, exceeding the industry standard by nearly 20%. Compared with general electric water heaters, it can save electricity and water by 20%-30%.
3.Convenient - when using, the power will be automatically turned on when the water is turned on, and the power will be automatically disconnected when the water is turned off. The body is small and exquisite, easy to install, simple to operate, can be supplied with multiple water channels, and does not form scale for long-term use.
It adopts microcomputer control, digital display, eight-level power adjustment, constant water temperature, and can be used continuously, without time and water limitation.
4.Environmental protection - this machine does not produce harmful exhaust gas, does not consume indoor oxygen, does not produce noise, and does not affect the surrounding environment. It is a pollution-free green and environmentally friendly product, in line with the current world trend.
5.Health - This machine uses magnetic field induction to heat water while magnetizing and softening the slag of the water hall, reducing the hardness of water and improving the activity of water, and it is a water heater with the function of magnetizing water. Magnetized water has antibacterial and anti-inflammatory effects, which is beneficial to beauty, relieves itching, removes dandruff, improves hair quality, and enhances the body's immunity (the effect of magnetized water on the human body, please read other scientific information and related reports).
Induction cooker water heater is a very convenient water heater, and its safety performance is very high. When we use it, it uses electromagnetic induction to generate heat, and there will be a protective device outside when we use it, which can help us achieve real safety protection. In addition, the induction cooker water heater also has a good feature, that is, energy saving, it heats up very fast, we don't need to heat it in advance when heating, it only needs to be turned on for ten seconds to use.
You can get it for free
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The surface of the induction cooker is a heat-resistant ceramic plate, and the alternating current generates a magnetic field through the coil under the ceramic plate, and when the magnetic field lines in the magnetic field pass through the bottom of the iron pot and stainless steel pot, eddy current is generated, so that the bottom of the pot is quickly heated to achieve the purpose of heating food.
The cooktop is a high-strength, impact-resistant ceramic plate (crystalline glass), and the lower side of the countertop is equipped with a high-frequency induction coil (i.e., an excitation coil), a high-frequency power conversion device and a corresponding control system, and a pan-bottomed cooking pot is placed on the top of the countertop.
Its working process is as follows: the current and voltage are converted into direct current through the rectifier, and the direct current is changed into high-frequency alternating current that exceeds the audio through the high-frequency power conversion device, and the high-frequency alternating current is added to the flat hollow spiral induction plus ** circle, which generates a high-frequency alternating magnetic field, and its magnetic field lines penetrate the ceramic table plate of the cooktop and act on the metal pot.
Generally speaking, there is no danger in using an electric water heater normally, but if it is used incorrectly, there will still be certain dangers, so you should pay attention when using an electric water heater. >>>More
At present, there are many water heaters bought on the market, including gas water heaters, electric water heaters, solar water heaters, etc., but the most energy-saving is air energy water heaters. There are ** doubts about the energy saving of air energy (heat pump) products, saying that from a technical point of view, air energy (heat pump) is a misjudged energy-saving water heater, at present, there are ** doubts about the energy saving of air energy (heat pump) products, saying that from a technical point of view, air energy (heat pump) is a misjudged energy-saving water heater, and the water heaters that really meet the pursuit of consumers are only gas water heaters and instantaneous electric water heaters. >>>More
The efficiency of gas water heaters is usually about 90% (condensing type can even exceed 100%), and the efficiency of electric water heaters is generally above 90% (but considering the primary energy power generation efficiency is 45%, the primary energy efficiency of electric water heaters is about 40%), the air energy water heater is an air source heat pump, and the heating coefficient is generally about 5 (which can be approximated as the efficiency is 500%), and it is estimated that it can reach 3 under low temperature conditions in winter. The overall efficiency is about 5% based on a heating coefficient of 220%. >>>More
As long as the microwave doesn't leak, it's harmless! Microwave leaks are only harmful to the eyes and sensitive areas of men!
It's not about which brand is good or bad, it depends on their working principle Now the working principle of rice cookers is mainly divided into chassis heating (even if Midea's own three-dimensional heating is mainly chassis heating) and electromagnetic surround heating For example, a miscellaneous electromagnetic surround heating rice cooker and a brand-name chassis heating rice cooker are better than which one you say is good Of course, electromagnetic surround heating is good Because they are not on the same running line There is no comparison Now domestic brands will do electromagnetic surround heating only Midea and Supor Electromagnetic surround heating is also the most cutting-edge technology Of course, in addition to foreign Panasonic, Fuku, Sanyo, they started to do it earlier than us Whether an enterprise can develop the most cutting-edge technology products is an important indicator to judge the quality of a company's products, so the choice of rice cooker is still in the Supor and the United States I personally like Supor Look at it yourself In talking about induction cooker, electromagnetism is developing towards ultra-thin Induction cooker can be ultra-thin, mainly thanks to the application of integrated circuits, and now the ultra-thin induction cooker is only Supor and Midea Both are China's largest small kitchen appliance giants, and they can be very strong.