Patent ID: 7477040
Filing Date: 2009-01-13
Classification: B60R,H02J,Y02T

Abstract:
1. An electrical circuit for a motor vehicle electrical distribution system, comprising: a first power supply; an electrical energy store having a plurality of storage elements and being charged by said first power supply; a charge-equalizing circuit for charge equalizing between said individual ones of said storage elements of said electrical energy store, said charge-equalizing circuit having a primary circuit and a plurality of secondary circuits, said primary circuit having a primary winding, said secondary circuits each having a secondary winding and are in each case connected in parallel with one of said storage elements; a first switching element connecting said charge-equalizing circuit to said first power supply; and a second switching element connecting said charge-equalizing circuit to said electrical energy store, said charge-equalizing circuit in dependence on a switching status of said first and second switching elements effecting charge equalizing and/or charging of said electrical energy store.