POWER SUPPLY DEVICE FOR VEHICLE AND CONTROL METHOD FOR THE SAME

The power supply device includes a low voltage battery, a high voltage battery, a starter generator, a DC-DC converter, a changeover switch, and a controller. When an abnormality or a failure has occurred in the DC-DC converter, the controller controls the changeover switch to connect the starter ge...

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Bibliographische Detailangaben
Hauptverfasser: HIRANO, Takurou, TAHARA, Masahiko, MOCHIZUKI, Masaharu, NISHIHIRO, Yoshimasa
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The power supply device includes a low voltage battery, a high voltage battery, a starter generator, a DC-DC converter, a changeover switch, and a controller. When an abnormality or a failure has occurred in the DC-DC converter, the controller controls the changeover switch to connect the starter generator to the other battery without via the DC-DC converter and controls the output of the starter generator corresponding to the connected other battery.