VEHICLE POWER SUPPLY APPARATUS

摘要

A vehicle power supply apparatus for supplying electrical power from a secondary battery to a prime mover and a plurality of accessories. The apparatus includes a plurality of power converters each electrically connected between a corresponding accessory and the secondary battery and operative to convert electrical power between the secondary battery and the corresponding accessory. The power converters are divided into at least one power-converter group each including at least one power converter electrically connected to a common power supply line connected to the secondary battery. The apparatus further includes at least one power-supply breaker corresponding one-to-one to the at least one group adapted to interrupt power supply from the secondary battery to the corresponding group in response to a command.