Control method and control device for initial frequency of frequency conversion compressor of heat pump heater
A technology of variable frequency compressors and heat pump water heaters, which is applied in the direction of fluid heaters, lighting and heating equipment, etc., and can solve the problem of long unit stability, slow frequency increase, unfavorable low-temperature water production of household direct heating air source heat pump water heaters, etc. problems, to achieve the effect of increasing water production
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[0024] The present invention will be described in detail below with reference to the accompanying drawings and examples.
[0025] Such as figure 1 As shown, according to the method for controlling the initial frequency of the variable frequency compressor of the heat pump water heater of the present invention, the method includes: Step S1: Obtain the water temperature Tw of the water tank, the set temperature Ts of the water tank, and the outdoor ambient temperature Te; Step S2: Determine the variable frequency according to the outdoor ambient temperature Te The upper limit frequency Fu of compressor operation; Step S3: Determine the proportional coefficient K of the initial frequency F0 of the variable frequency compressor and the upper limit frequency Fu according to the difference Ts-Tw between the set temperature Ts of the water tank and the water temperature Tw of the water tank and the outdoor ambient temperature Te, and Calculate the initial frequency F0 according to F0...
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