Power Supply Device
A power supply device according to the present invention includes: a capacitor 10 connected in parallel with a battery; two switching circuits 31,32 connected in series with the capacitor 10; a pre-charge switching circuit 33 connected in parallel with one of the two switching circuits 31,32; and a...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A power supply device according to the present invention includes: a capacitor 10 connected in parallel with a battery; two switching circuits 31,32 connected in series with the capacitor 10; a pre-charge switching circuit 33 connected in parallel with one of the two switching circuits 31,32; and a control unit 14 that, when a voltage of the capacitor 10 is lower than a voltage of the battery 1, controls the pre-charge switching circuit 33 and the switching circuit 32 and performs pre-charging current limitation for the capacitor 10. |
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