PROBLEM TO BE SOLVED: To provide a vehicle battery control device which can quickly warm up a battery when charging the battery from an external power source.SOLUTION: A vehicle battery control device comprises: a battery 2 for supplying power to a drive motor of a vehicle 1; a temperature sensor 22 for detecting the temperature of the battery 2; a battery charger 3 which is connected to a charging connector 31 and charges the battery 2 with power supplied from an external power source 6 via the charging connector 31; an electric load 4 which is driven by power supplied from the battery 2; and an ECU 5 which, when the charging connector 31 is connected to the external power source 6 and the temperature of the battery 2 is lower than a prescribed temperature, alternately performs charging with the output power of the external power source 6 and discharging to the electric load 4 which consumes greater power than the output power of the external power source 6.SELECTED DRAWING: Figure 1
【課題】外部電源からバッテリを充電する際に、早期にバッテリを暖機させることができる車両のバッテリ制御装置を提供すること。【解決手段】車両1の駆動用モータに電力を供給するバッテリ2と、バッテリ2の温度を検出する温度センサ22と、充電コネクタ31に接続され、充電コネクタ31を介して外部電源6から供給された電力によりバッテリ2を充電する充電器3と、バッテリ2から供給される電力により稼働する電気負荷4と、充電コネクタ31が外部電源6に接続されている場合に、バッテリ2の温度が所定温度未満であるとき、外部電源6の出力電力による充電と、外部電源6の出力電力より大きな電力を消費する電気負荷4への放電と、を交互に行なうECU5と、を備える。【選択図】図1
VEHICLE BATTERY CONTROL DEVICE
車両のバッテリ制御装置
2017-11-24
Patent
Electronic Resource
Japanese
IPC: | 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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
ON-VEHICLE BATTERY CONTROL DEVICE AND ON-VEHICLE BATTERY CONTROL METHOD
European Patent Office | 2018
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