| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a power supply system for a vehicle capable of effectively exerting individual characteristics concerning a lead storage battery and power storage device.SOLUTION: A power supply system 10 includes: a motor generator 20; a lead storage battery 30; a nickel hydrogen battery 40; a starter motor 50; an auxiliary machine 60; and switch 70. The lead storage battery 30 receives power supplied by the motor generator 20. The nickel hydrogen battery 40 is parallelly coupled to the lead storage battery 30, and an upper limit voltage is higher than an upper limit voltage of the lead storage battery 30. The starter motor 50 is parallelly coupled to the lead storage battery 30. The auxiliary machine 60 is parallely coupled to the lead storage battery 30. The switch 70 is provided in a current path of the lead storage battery 30.</p> |
