Patent ID: 6794847
Filing Date: 2004-09-21
Classification: B60K,B60L,H02J,Y02T,Y10S

Abstract:
A charging system for a vehicle, comprising:a motor generator which operates as a generator to generate an alternating current when said motor generator is driven by an internal combustion engine, and operates as a motor when the alternating current is supplied thereto; a switching circuit for converting the alternating current generated by said motor generator into a direct current; a first accumulator accumulating therein the direct current converted by said switching circuit; a second accumulator accumulating therein the direct current converted by said switching circuit and having a smaller accumulation voltage than that of said first accumulator; a first opening/closing unit interposed between said first accumulator and said switching circuit; a second opening/closing unit interposed between said second accumulator and said switching circuit; and, a control unit for controlling the opening and closing of said first and second opening/closing units.