PROBLEM TO BE SOLVED: To provide a power supply device of an electric vehicle capable of preventing cost increase and restriction of layout.SOLUTION: A power supply device of an electric vehicle has: a connection circuit 8 which connects a plurality of secondary battery modules 3 to be switchable between series and parallel connection; a switching control part 20 which controls a switching state of the circuit part 8; and a connector 4 for boosting charge to which a charger for boosting charge for charging the plurality of secondary battery modules is connected, in which the switching control part 20 controls the switching state of the connection circuit 8 to connect the plurality of secondary battery modules 3 in parallel when the charger for boosting charge is connected with the connector 4 for boosting charge.SELECTED DRAWING: Figure 1
【課題】コストアップやレイアウトが制限されてしまうことを防止することができる電動車両の電源装置を提供すること。【解決手段】複数の二次電池モジュール3を直列又は並列に切り替え可能に接続する接続回路8と、接続回路8の切り替え状態を制御する切替制御部20と、複数の二次電池モジュールを充電する急速充電用充電器が接続される急速充電用コネクタ4とを有し、切替制御部20は、急速充電用充電器が急速充電用コネクタ4に接続された場合には、複数の二次電池モジュール3を並列に接続するように接続回路8の切り替え状態を制御する。【選択図】図1
POWER SUPPLY DEVICE OF ELECTRIC VEHICLE
電動車両の電源装置
2018-06-21
Patent
Elektronische Ressource
Japanisch
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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 |
Europäisches Patentamt | 2023
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