CAPACITY CONTROL VALVE AND METHOD FOR CONTROLLING SAME

The purpose of the present invention is to provide a capacity control valve with which it is possible to efficiently discharge a liquid refrigerant irrespective of the pressure of a suction chamber. A capacity control valve (1) includes: a valve main body (10) having a first communication passage (1...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SHIRAFUJI, Keigo, KURIHARA, Daichi, FUKUDOME, Kohei
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The purpose of the present invention is to provide a capacity control valve with which it is possible to efficiently discharge a liquid refrigerant irrespective of the pressure of a suction chamber. A capacity control valve (1) includes: a valve main body (10) having a first communication passage (11), a second communication passage (12), a third communication passage (13), and a main valve seat (15a); a valve body (20) having an intermediate communication passage (26), a main valve part (21b), and an auxiliary valve part (23d); and a solenoid (30) equipped with a first plunger (34) having a first rod (33), and a second plunger (35) having a second rod (36), the first rod (33) opens and closes the main valve part (21b), and the second rod (36) opens and closes the auxiliary valve part (23d) .