Solar-assisted air source trans-critical carbon dioxide multifunctional heat pump system
A technology of auxiliary air and heat pump system, which is applied in refrigeration and liquefaction, heating and refrigeration combination, lighting and heating equipment, etc., can solve the problems of producing domestic hot water, etc. Effect
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Embodiment 1
[0030] Such as figure 1 As shown, an inter-expansion solar-assisted air source transcritical carbon dioxide multifunctional heat pump system includes a compressor 1, a first four-way reversing valve 2, a second four-way reversing valve 3, an indoor heat exchanger 4, and an outdoor heat exchanger Heater 5, regenerator 8, expansion tank 11, dry filter 12, domestic water tank heat exchanger 20 with condensing coil and inner cavity, solar heat collection system and throttling conversion system.
[0031] Wherein, the four ports of the first four-way reversing valve 2 are respectively: the first port 2a, the second port 2b, the third port 2c and the fourth port 2d; the four ports of the second four-way reversing valve 3 are respectively: These are: the first port 3a, the second port 3b, the third port 3c and the fourth port 3d. Wherein, the third port 8c of the regenerator 8 communicates with the fourth port 8d, and the first port 8a of the regenerator 8 communicates with the secon...
Embodiment 2
[0070] Such as figure 2 As shown, a direct expansion solar-assisted air source transcritical carbon dioxide multifunctional heat pump system includes a compressor 1, a first four-way reversing valve 2, a second four-way heat exchanger 3, an indoor heat exchanger 4, and an outdoor Heat exchanger 5, heat regenerator 8, expansion tank 11, dry filter 12, domestic water tank heat exchanger 20 with condensing coil, solar heat collection system and throttling conversion system.
[0071] Wherein, the four ports of the first four-way reversing valve 2 are respectively: the first port 2a, the second port 2b, the third port 2c and the fourth port 2d; the four ports of the second four-way reversing valve 3 are respectively: These are: the first port 3a, the second port 3b, the third port 3c and the fourth port 3d. Wherein, the third port 8c of the regenerator 8 communicates with the fourth port 8d, and the first port 8a of the regenerator 8 communicates with the second port 8b. The con...
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