AIR CONDITIONER

To provide an air conditioner capable of performing an operation to keep a comfortable temperature, by continuing a cooling operation while preventing thermo-off.SOLUTION: An air conditioner includes: a refrigeration cycle connected to allow a refrigerant to successively flow to a compressor, a four...

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Bibliographische Detailangaben
Hauptverfasser: KURATA TADASHI, ONO YOHEI, YAMAGIWA HIROSHI, KOBAYASHI HIDEYUKI, GOTODA MASAKAZU, ONISHI YUKINOBU
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide an air conditioner capable of performing an operation to keep a comfortable temperature, by continuing a cooling operation while preventing thermo-off.SOLUTION: An air conditioner includes: a refrigeration cycle connected to allow a refrigerant to successively flow to a compressor, a four-way valve, an outdoor heat exchanger, an expansion valve, an indoor heat exchanger, and the four-way valve in a cooling operation; indoor temperature detection means for detecting an indoor temperature; target temperature setting means for setting a target temperature; and a bypass circuit successively connected to a two-way valve, a decompression portion, a heat storage heat exchanger, and a compressor suction port from a discharge port of the compressor. When a state that the indoor temperature is lower than the target temperature, is continued for a prescribed time, the two-way valve is operated to allow a part of the refrigerant to flow to the bypass circuit and to reduce a heat exchange amount of the indoor heat exchanger, so that a cooling capacity is reduced.SELECTED DRAWING: Figure 1 【課題】本開示は、サーモオフを回避しつつ冷房運転を継続させることによって、快適な温度を維持する運転を行うことができる空気調和機を提供する。【解決手段】本開示における空気調和機は、冷房運転時に、圧縮機、四方弁、室外熱交換器、膨張弁、室内熱交換器、四方弁の順に冷媒が流れるように接続した冷凍サイクルと、室内温度を検出する室内温度検出手段と、目標温度を設定する目標温度設定手段と、圧縮機の吐出口から二方弁、減圧部、蓄熱熱交換器、圧縮機吸入口の順で接続されたバイパス回路と、を備え、室内温度が目標温度を下回った状態を所定時間継続すると、二方弁を動作し、バイパス回路に冷媒の一部を流し、室内熱交換器の熱交換量を減少させ、冷房能力を低減する。【選択図】図1