To efficiently cool an electric vehicle battery unit.SOLUTION: A temperature control device of an electric vehicle battery unit comprises: at least one battery unit 2 which is positioned at an underfloor 11 and outputs electric power for traveling of an electric vehicle 1; a refrigerant system 3 cooling the battery unit which includes a pipe 32 where refrigerant receiving heat from the battery unit flows and a heat exchanger (radiator 31) in which the pipe is connected to the heat exchanger and heat release of the refrigerant is performed; an air passage 4 which opens to both of a front side and a rear side of the electric vehicle and makes air flow at least during traveling of the electric vehicle; and a heat conduction material 5 which is arranged between the pipe and the air passage and transmits heat from the refrigerant to the air in the air passage.SELECTED DRAWING: Figure 8

    【課題】電動車両用の電池ユニットを、効率的に冷却する。【解決手段】電動車両用電池ユニットの温度制御装置は、フロア下11に位置しかつ、電動車両1の走行用の電気を出力する少なくとも1の電池ユニット2と、電池ユニットから熱を受けた冷媒が流れるパイプ32と、パイプが接続されかつ冷媒を放熱させる熱交換器(ラジエータ31)とを有し、電池ユニットを冷却する冷媒システム3と、電動車両の前方及び後方のそれぞれに開口しかつ、電動車両の少なくとも走行中に空気が流れるエア通路4と、パイプとエア通路との間に介在しかつ、冷媒からエア通路内の空気へ熱を伝達させる熱伝導材5と、を備えている。【選択図】図8


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    Title :

    TEMPERATURE CONTROL DEVICE OF ELECTRIC VEHICLE BATTERY UNIT


    Additional title:

    電動車両用電池ユニットの温度制御装置


    Contributors:

    Publication date :

    2023-09-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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