| 摘要 |
PROBLEM TO BE SOLVED: To enlarge a power control range and to save energy by lowering the power particularly in cooling and heating. SOLUTION: In this refrigeration device using a refrigerating cycle wherein a compressor 10, a four-way valve 20, a heat source-side heat exchanger 30, a liquid receiver 50, a use-side heat exchanger 70 and a decompressing mechanism 60 are connected by piping to circulate a refrigerant, a part of the refrigerant discharged from the compressor 10 is guided to a part at a refrigerant back wash side of the liquid receiver 50, and joined in a main refrigerant. COPYRIGHT: (C)2004,JPO
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