An air-conditioning apparatus includes a compressor, a four-way valve, expansion means, and an indoor heat exchanger, and further includes a check valve disposed between a discharge side of the compressor and the four-way valve, a first solenoid valve disposed between the expansion means and the indoor heat exchanger, and a controller. Opening and closing of the first solenoid valve are controllable. The controller switches the four-way valve and switches the first solenoid valve between open and closed states. When a heating operation is stopped, the controller switches the four-way valve from connection for the heating operation to connection for a cooling operation, closes the first solenoid valve, and then stops the compressor.


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    Titel :

    Air-conditioning apparatus and railway vehicle air-conditioning apparatus


    Beteiligte:
    MIZOBATA JUNPEI (Autor:in) / SHINGU WAHEI (Autor:in) / YANO KENJI (Autor:in) / NAGATA ATSUSHI (Autor:in)

    Erscheinungsdatum :

    24.10.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen / F01C Rotationskolben- oder Schwenkkolbenmaschinen, Rotationskolben- oder Schwenkkolbenkraftmaschinen , ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS



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