To allow time for a vehicle to stop safely when two power storage units connected in parallel are overcharged.SOLUTION: The method for controlling a vehicle power supply system includes the steps of: detecting a voltage of a first power storage unit connected to a vehicle load; detecting a voltage of a second power storage unit connected in parallel to the first power storage unit; and closing both a first current interrupting device for interrupting a current of the first power storage unit and a second current interrupting device for interrupting a current of the second power storage unit when both the first power storage unit and the second power storage unit are overcharged.SELECTED DRAWING: Figure 7
【課題】並列に接続された2つの蓄電部が過充電になった場合、車両が安全に停止できるまでの時間を確保する。【解決手段】車両の電源システムの制御方法は、車両負荷に対して接続された第1蓄電部の電圧を検出するステップと、前記第1蓄電部に対して並列に接続される第2蓄電部の電圧を検出するステップと、前記第1蓄電部と前記第2蓄電部の双方が過充電である場合、前記第1蓄電部の電流を遮断する第1電流遮断装置と前記第2蓄電部の電流を遮断する第2電流遮断装置の双方をCLOSEするステップと、を含む。【選択図】図7
METHOD FOR CONTROLLING VEHICLE POWER SUPPLY SYSTEM AND VEHICLE POWER SUPPLY SYSTEM
車両の電源システムの制御方法、車両の電源システム
2020-03-26
Patent
Electronic Resource
Japanese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen |
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