| 摘要 |
PROBLEM TO BE SOLVED: To improve the efficiency of a refrigerating cycle device of secondary refrigerant system. SOLUTION: In a refrigerating cycle device for effecting heat exchange between heat source side refrigerant and load side refrigerant through the first auxiliary heat exchanger 4 of a heat source side cycle A and the second auxiliary heat exchanger 7 of a load side cycle B, a load betector 10 for detecting the amount of loaded condition in a load side heat exchanger 8, quantity of state refrigerant detecting means 11, 15, 19-21 for detecting the quantity of state of heat source side refrigerant and/or the quantity of state of load side refrigerant as the quantity of state of the refrigerant, and control means 12-14, 16-18, 22-24 for controlling the operation of a compressor 1 and/or a pressure reducer 3 and/or the operation of a refrigerant transporting pump 6 through the control amount of the amount of loaded condition and the quantity of state of the refrigerant, are provided to determine the handling method of the amount of loaded condition and the quantity of state of the refrigerant as the control amount through the control means 12-14, 16-18, 22-24 in accordance with the quantity of state of the refrigerant.
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