Flow path system of heat pump unit, heat pump unit and control method of heat pump unit
A technology of a heat pump unit and a control method, which is applied in the field of heat exchange, and can solve problems such as large fluctuations in water supply temperature, frequent start and stop, etc.
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[0043] It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0044] The present invention provides a flow path system of a heat pump unit.
[0045] Reference figure 1 , figure 1 It is a schematic structural diagram of an embodiment of the flow path system of the heat pump unit of the present invention.
[0046] In this embodiment, the flow path system of the heat pump unit includes a refrigerant circuit 50 formed by the external unit 10 and the heat exchange element 20 in series, and a heating circuit 60 formed by the water pump 40 and the heat exchange element 20 in series.
[0047] The flow path system also includes at least one heat storage device 30 arranged in parallel with the heat exchange element 20. Each heat storage device 30 is connected in series with the external machine 10 to form a heat storage circuit 70, and each heat storage circuit 70 is It includes an inlet en...
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