The invention discloses an air conditioning system of a refrigerator car, a control method of the air conditioning system, and the refrigerator car. The air conditioning system of a refrigerator car comprises a compressor in which a refrigerating circuit is formed through the connection of refrigerant pipelines, a first heat exchanging device, a first throttling device, a second heat exchanging device, an oil separation device, an oil return circuit and a control device, wherein the oil separation device is connected to the refrigerant pipeline at the outlet of the compressor; an inlet of the oil return circuit is connected with an oil return opening of the oil separation device; an outlet of the oil return circuit is connected with an inlet of the compressor; the control device is used for controlling whether the oil separation device or the oil return circuit works or not. Through the adoption of the air conditioning system disclosed by the invention, the phenomenon that the compressor is lack of oil can be relieved.
Air conditioning system of refrigerator car, control method of air conditioning system, and refrigerator car
2016-01-06
Patent
Electronic Resource
English
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS |
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