POWER SOURCE SYSTEM FOR A VEHICLE

摘要

A hybrid power source connects a secondary battery and an EDLC. A first switch connects the hybrid power source and a lead acid battery in parallel. A power source controlling portion controls power supply to the hybrid power source and the lead acid battery. The hybrid power source is connected to a starter for starting an engine for a vehicle, and also connected to an electric device except for the starter through the first switch, and the lead acid battery is connected to the electric device, and also connected to the starter through the first switch.

主权项

1. A power source system for a vehicle comprising:
a lead acid battery; a hybrid power source connecting a secondary battery except for the lead acid battery and a capacitor in parallel; a switch between power sources connecting the hybrid power source and the lead acid battery in parallel; and a power source controlling portion for controlling power supply to and charging the hybrid power source and the lead acid battery, wherein the hybrid power source is connected to a starter for starting an engine for the vehicle, and also connected to a general load except for the starter through the switch between the power sources, and the lead acid battery is connected to the general load, and also connected to the starter through the switch between the power sources.