Patent ID: 9577469
Date: 2017-02-21
CPC Classifications: H02J

Claim:
1. A battery pack comprising: first and second terminals; a battery unit electrically coupled between the first and second terminals, the battery unit being configured to receive charging power along a charging path, and being configured to output discharging power along a discharging path; a power converter electrically coupled in series with the battery unit between the first terminal and the second terminal along the charging path, the power converter being configured to control the charging power to the battery unit to prevent over-charging of the battery unit; a first current limiter electrically coupled in parallel with the power converter between the first terminal and the battery unit along the discharging path, the first current limiter being configured to limit the charging power along the discharging path; and a second current limiter electrically coupled between the power converter and the battery unit along the charging path, the second current limiter being configured to limit the charging power to the battery unit along the charging path, wherein the first and second terminals are configured to be electrically coupled to a generator and a starter motor.