Solar heat storage type water and ground dual heat source heat pump system for temperature control of aquaculture soil pond
An aquaculture, heat pump system technology, applied in solar heating systems, solar thermal energy, solar thermal power generation, etc., can solve the problems of high initial investment, poor practicability, and low energy efficiency of heat pump units
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[0069] A solar thermal storage type water-ground dual heat source heat pump system for temperature control of aquaculture soil ponds, the structure and process are as follows figure 1 As shown, the main structure includes the first water-refrigerant heat exchanger 1, the first electronic expansion valve 2, the second electronic expansion valve 3, the second water-refrigerant heat exchanger 4, the third electronic expansion valve 5, the second Three water-refrigerant heat exchangers 6, four-way reversing valve 7, compressor 8, first buffer water tank 9, first stop valve 10, first water exchange pipe 11, second stop valve 12, first water pump 13 , the second buffer tank 14, the third shut-off valve 15, the second heat exchange pipe 16, the third heat exchange pipe 17, the fourth shut-off valve 18, the second water pump 19, the fifth shut-off valve 20, the third water pump 21, the first One check valve 22, the sixth stop valve 23, the seventh stop valve 24, the fourth water pump ...
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