AIR CONDITIONER SYSTEM COMPRISING REFRIGERANT CYCLE CIRCUITRY FOR OIL FLOW BLOCKING

The present invention relates to an air conditioner system having a refrigerant cycle circuit for blocking oil flow. This air conditioner system includes a compressor; a four-way valve to provide a refrigerant circulation path according to the operating mode of the air conditioning system; a shut-of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KIM KYOUNG ROCK, LIM BYUNG HAN, YOON JOON HO, JIN DONG SIK, LEE DONG GYU, KIM KYUNG HOON
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:The present invention relates to an air conditioner system having a refrigerant cycle circuit for blocking oil flow. This air conditioner system includes a compressor; a four-way valve to provide a refrigerant circulation path according to the operating mode of the air conditioning system; a shut-off valve disposed between the compressor and the four-way valve; a circulation line providing a path for introducing the refrigerant discharged from the compressor back into the compressor when the shut-off valve is in a closed state; and a control unit controlling the shut-off valve based on the pressure of the refrigerant discharged from the compressor. 에어컨 시스템을 개시한다. 본 에어컨 시스템은 압축기, 에어컨 시스템의 동작 모드에 따른 냉매의 순환 경로를 제공하기 위한 four-way 밸브, 압축기와 four-way 밸브 사이에 배치되는 차단 밸브, 차단 밸브가 폐쇄 상태가 되면, 압축기에서 배출되는 냉매를 다시 압축기로 유입시키기 위한 경로를 제공하는 순환 라인, 압축기에서 배출되는 냉매의 압력에 기초하여 차단 밸브를 제어하는 제어부를 포함한다.