To provide a heat medium circulation device for a vehicle which can raise a temperature of a secondary battery while suppressing deterioration of the secondary battery even under an extremely low temperature environment, and can quickly and efficiently heat the inside of a cabin.SOLUTION: A heat medium circulation device for a vehicle includes: a heating circuit in which a heat medium supplied to a heater core is circulated; a battery temperature adjustment circuit for circulating the heat medium supplied to the secondary battery; a circuit switching valve for switching a connection state between the heating circuit and the battery temperature adjustment circuit; a sensor for measuring the temperature of the heat medium having passed through the heater core; and a controller for controlling the circuit switching valve so as to make the secondary battery supply a mixed heat medium in which the heat medium having passed through the heater core and the heat medium having passed through the secondary battery are mixed, on the basis of the measurement temperature of the sensor.SELECTED DRAWING: Figure 1
【課題】極低温環境下であっても、二次電池の劣化を抑制しつつ二次電池を昇温できる上に車室内を素早くかつ効率よく暖めることができる車両用熱媒体循環装置を提供する。【解決手段】ヒータコアに供給される熱媒体が循環される暖房回路と、二次電池に供給される熱媒体が循環される電池温度調整回路と、前記暖房回路と前記電池温度調整回路との接続状態を切り替える回路切替弁と、前記ヒータコアを通過した前記熱媒体の温度を測定するセンサと、前記センサの測定温度に基づいて、前記ヒータコアを通過した前記熱媒体と前記二次電池を通過した前記熱媒体とが混合された混合熱媒体を前記二次電池に供給させるように前記回路切替弁を制御する制御器と、を備える、車両用熱媒体循環装置。【選択図】図1
HEAT MEDIUM CIRCULATION DEVICE FOR VEHICLE
車両用熱媒体循環装置
2025-03-07
Patent
Electronic Resource
Japanese
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 / 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 |