PROBLEM TO BE SOLVED: To provide an air conditioner for electrically driven vehicle capable of securing indoor heating performance by a heat pump system even in a cryogenic temperature state.SOLUTION: An air conditioner for electrically driven vehicle comprises: a heat pump circuit 2 comprising compression means 11, indoor heat exchangers 12, 13, expansion means 14, 15, and an outdoor heat exchanger 16; a battery cooling circuit 3 comprising expansion means 36 for battery, and a heat exchanger 32 for battery; and a heating heater 33 and a fan 34 arranged in a battery pack 30 including a drive battery 31 of the electrically driven vehicle, in which, cooling air/heating air is supplied to a cabin and to a battery pack. The air conditioner for electrically driven vehicle further comprises a bypass circuit 37 in which, the heating heater 33 and the heat exchanger 32 for battery are sequentially arranged from the fan 34 side between the drive battery 31 and the fan 34, and which bypasses the expansion means for battery to the battery cooling circuit. When an outdoor is in a cryogenic temperature state, the heating heater 33 and the fan 34 are driven, and coolant is made to flow into the heat exchanger 32 for battery from the bypass circuit 37, and coolant heated on the heat exchanger 32 for battery is returned to the compression means 11.SELECTED DRAWING: Figure 1

    【課題】極低温でもヒートポンプシステムにより室内暖房性能を確保できる電動車両用空調装置を提供する。【解決手段】圧縮手段11と、室内熱交換器12、13と、膨張手段14、15と、室外熱交換器16とを有するヒートポンプ回路2と、電池用膨張手段36及び電池用熱交換器32を含む電池冷却回路3と、電動車両の駆動用電池31を含む電池パック30内に配置される加温用ヒータ33及びファン34とを具備し、車室内及び電池パック内に冷暖房風を供給し、駆動用電池31とファン34との間に、ファン34側から加温用ヒータ33及び電池用熱交換器32を順次配置すると共に、電池冷却回路に電池用膨張手段をバイパスするバイパス回路37を設け、室外が極低温である場合に、加温用ヒータ33及びファン34を駆動すると共にバイパス回路37から冷媒を電池用熱交換器に32流入させ、電池用熱交換器32で加温された冷媒を圧縮手段11に戻す。【選択図】図1


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    Titel :

    AIR CONDITIONER FOR ELECTRICALLY DRIVEN VEHICLE


    Weitere Titelangaben:

    電動車両用空調装置


    Beteiligte:
    MUROTA HITOSHI (Autor:in)

    Erscheinungsdatum :

    2018-07-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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