Refrigeration – Processes – Compressing – condensing and evaporating
Patent
1995-02-14
1995-11-21
Wayner, William E.
Refrigeration
Processes
Compressing, condensing and evaporating
62175, F25B 700
Patent
active
054676045
ABSTRACT:
In a multiroom air conditioner and a method of driving a multiroom air conditioner containing plural outdoor side units each containing a compressor, an outdoor fan, an outdoor heat exchanger and a refrigerant path change-over valve, plural indoor side units each containing an indoor heat exchanger, and an inter-unit pipe comprising a high-pressure gas pipe, a low-pressure gas pipe and a liquid pipe through which the plural outdoor side units are connected to the indoor side units to thereby form a refrigerant cycle, and in which each individual indoor side unit independently and selectively performs a room cooling operation or a room heating operation for an individual room, when a stop signal is output to some outdoor side unit in accordance with an indoor load during a room cooling or heating operation, the refrigerant path change-over valve of the outdoor unit is switched and the outdoor fan thereof is driven so that the driving of the compressor of the outdoor side unit is stopped, but refrigerant is allowed to flow into the outdoor heat exchanger of the outdoor side unit.
REFERENCES:
patent: 4878357 (1989-11-01), Sekigami et al.
patent: 5361595 (1994-11-01), Shimura et al.
Nagae Kouji
Sekigami Kunie
Shimotani Makoto
Sanyo Electric Co,. Ltd.
Wayner William E.
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