Variable frequency air conditioning system and control method thereof
A technology of frequency conversion air conditioner and control method, which is applied in the direction of air conditioning system, heating and ventilation control system, heating and ventilation safety system, etc. It can solve the problem of reliable operation control consistency of fans and compressors, which is difficult to solve together, and the reliability of compressor operation Difficult to guarantee, high compressor failure rate and other problems, to achieve the effect of low cost, high control consistency, and improve operation reliability
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[0033] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, the specific implementation manners of the present invention will now be described in detail with reference to the accompanying drawings.
[0034] Such as figure 1 As shown, the inverter air conditioning system in a preferred embodiment of the present invention includes a fixed frequency compressor 1, an inverter compressor 2, an evaporator 3, a first condenser 4, and a second condenser 5, and the evaporator 3 includes a fixed frequency evaporator A unit 31 , a variable frequency evaporation unit 32 , and a staged control regulating valve 33 connected to the frequency conversion evaporation unit 32 .
[0035] The fixed-frequency compressor 1, the first condenser 4, and the fixed-frequency evaporating unit 31 are sequentially connected to form a fixed-frequency air-conditioning circuit, which outputs refrigeration according to a specific suction pressure. T...
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