Freezing device
A refrigeration device and refrigeration cycle technology, applied in refrigerators, refrigeration components, refrigeration and liquefaction, etc., can solve the problem of not considering the individual control of operating capacity, and achieve the effect of improving the rising characteristics and improving the COP
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Embodiment approach 1
[0053] As shown in FIG. 1 , an apparatus according to Embodiment 1 of the present invention is a heat pump air conditioner 10 capable of cooling operation and heating operation. The air conditioner 10 includes an outdoor unit 20 installed outdoors, an optional unit 30 constituting an extension unit, an indoor unit 40 installed indoors, and a controller 100 for controlling the operation of the air conditioner 10 . The outdoor unit 20 is connected to the selection unit 30 through the first connecting pipe 11 and the second connecting pipe 12 . In addition, the indoor unit 40 is connected to the selection unit 30 through the third connecting pipe 13 and the fourth connecting pipe 14 . As a result, the refrigerant circuit 15 is configured in the air conditioner 10 , and the refrigerant circulates in the refrigerant circuit 15 to perform a vapor compression refrigeration cycle.
[0054] In addition, the selection unit 30 constitutes the booster unit of the original separate type a...
Embodiment approach 2
[0123] As shown in FIG. 6 , the device according to Embodiment 2 of the present invention is a refrigeration device 120 that cools a cooling chamber. The refrigeration unit 120 includes an outdoor unit 20 installed outdoors, an optional unit 30 constituting an extension unit, an indoor unit 40 installed in the cooling room, and a controller 100 for controlling the operation of the refrigeration unit 120 . The outdoor unit 20 is connected to the selection unit 30 through the first connecting pipe 11 and the second connecting pipe 12 . In addition, the indoor unit 40 is connected to the selection unit 30 through the third connecting pipe 13 and the fourth connecting pipe 14 . Thus, the refrigerant circuit 15 is configured in the refrigeration device 120, and the refrigerant circulates in the refrigerant circuit 15 to perform a vapor compression refrigeration cycle.
[0124] In addition, the selection unit 30 constitutes an augmentation unit of the original split refrigeration u...
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