CPC F25B 49/02 (2013.01) [F25B 30/02 (2013.01)] | 26 Claims |
1. A control method for a heat pump unit, wherein the method comprises the steps of:
determining a current ambient temperature;
acquiring a first output capability set corresponding to the heat pump unit operating at a first preset energy efficiency ratio set at the current ambient temperature;
acquiring a total demand load demanded by an indoor area having a heating demand or a cooling demand;
comparing the first output capability set and the total demand load;
determining that the total demand load is smaller than the first output capability set; and
causing the heat pump unit to operate in accordance with the first output capability set in response to determining that the total demand load is smaller than the first output capability set.
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