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The premise of less electromagnetic emission is to turn the power supply of the AC power grid into DC, and then reverse it into the power supply of the DC motor. Inverter is also a frequency conversion process, but it is smaller than the next.
If you use AC synchronous motor, AC squirrel cage motor, is AC drive, the accurate definition is frequency conversion drive, electromagnetic leakage will be large.
As for the kind of air conditioner you are referring to, the salesperson's explanation is unfounded, and it needs to be analyzed and measured by an independent organization, just like a third-party crash test of a car. This kind of third-party organization, like volunteer organizations, is politically sensitive, so I don't dare to discuss your issue.
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Whether the air conditioner saves electricity has nothing to do with whether it is inverter!!
That's all the manufacturers are misleading!!
Electromagnetic pollution is there, but you don't have to worry!
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Some electromagnetic waves (in small amounts) are emitted
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Buy and choose Gree to support domestic products with first-class quality.
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The difference between inverter air conditioner and ordinary air conditioner is that there is more DC inverter and compressor rotor to support variable speed, and there should be no scientific basis for saying that inverter air conditioner produces heavy electromagnetic pollution than general air conditioner. It's like many years ago it was said that mobile phone radiation can cause cancer, but no one can prove that this is the case.
You can rest assured that you can use it boldly, there are too many advantages of inverter, power saving, comfort, safety, especially constant temperature comfort, which is more suitable for the elderly.
The control circuit is in the indoor unit, which actually controls the frequency conversion work of the rotor of the outdoor unit.
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Now there are many manufacturers to launch variable capacity units. There is no electromagnetic interference.
For this problem, the inverter consumes electric energy, but the overall situation is still relatively energy-saving in the state of unloaded.
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DC inverter air conditioner is AC-DC inverter, which will emit some electromagnetic waves (a small amount), but these are emitted by the components in the outdoor unit and will not cause pollution to the room.
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DC inverter air conditioner and inverter air conditioner are the same, both of which change the frequency of the mains power 50hz to a higher frequency and then drive the compressor to work, in this way, electromagnetic interference will definitely be generated.
Ordinary inverter air conditioner directly converts AC into frequency, while DC inverter air conditioner only rectifies the mains AC to DC, and then inverts it to a higher frequency AC to work, so the principle is the same.
In recent years, there has been no breakthrough technology in home appliances, and they are just hyping up concepts.
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Haier and Gree are both well-known brands in China, both of which are good, and Haier's after-sales service reputation is higher;
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Hello, thank you for asking the company.
Haier's household ** air conditioner ultra-thin card machine has the following characteristics, please refer to it, and for specific models, please register on Haier's official website or consult local dealers, thank you!
Ultra-thin: only 185mm, in the leading position in the same level of air conditioning in the industry;
Energy saving: The energy efficiency of part load is higher than the IPLV value, which is more energy-saving and environmentally friendly; The air volume is large, and the set temperature can be reached quickly.
Comfortable: The three-dimensional air supply panel can be used to supply three-dimensional air, which makes it feel more comfortable;
Convenient: WiFi module control, you can control the air conditioner remotely through your mobile phone, which is more convenient.
You are welcome to ask the company questions again.
We wish you a happy work life
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Hello, thank you for asking the company.
Hello, yes, the internal and external machines are all DC motors, and the compressors are also, so can it be called full DC inverter.
You are welcome to ask the company questions again.
We wish you a happy work life
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It is a fluorine-free DC inverter air conditioner.
DC inverter refers to compressor control.
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Yes, the compressor and motor are DC, which is power saving.
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refers to a part of the DC frequency conversion of the original series of DC inverter compressors; and outdoor unit fans, without conversion. Click to see the details of DC inverter air conditioner refers to the use of DC inverter technology, the whole system; Even the fan in the outdoor unit is based on changing the speed at which the air conditioner runs.
Supplement: The energy efficiency of inverter air conditioners that generally require up to two DC inverters is called [i.e., energy efficiency above].
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That's what your friend does, right? This brand is good, because the inverter technology was invented by their family, and it is a veteran in the air conditioning industry. Let's take a look at popular science.
The motors targeted by DC inverter are none.
Brush motors, brushless motors use the windings as the stator and the permanent magnet as the rotor, which is structurally the opposite of the brushed motor. The brushless motor uses an electronic circuit to switch the energizing sequence of the windings to generate a rotating magnetic field and push the rotor to do it.
Rotational movement, so that there is an advantage, the frequency of winding switching can be controlled by the electronic circuit, that is to say, the frequency of the electronic circuit adjustment winding switching will change the speed of motor rotation, which can be controlled more accurately, and the DC pulse width speed regulation is actually a voltage speed regulation device, which is fundamentally different from this way, the motor in the computer fan is a brushless motor, such as the CPU can adapt the speed of the CPU fan according to its own temperature.
time adjustment.
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Last week, I really looked at Daikin air conditioner in Dazhong Electric Appliances, and it was more than 7000, I suggest you still consider domestic ones, Haier is worth buying DC inverter is when the indoor temperature reaches the preset temperature, it will stand by itself, which is much more energy-saving
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This is a DC inverter air conditioner, which is a product of the national energy efficiency standard level 2, which is more energy-saving.