Patent ID: 11865945
Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H | IPC B  H

Claim 5:
6. A rechargeable energy storage system, comprising:
a series arrangement of a plurality of batteries coupled to a first DC bus at a first DC voltage;
a DC to DC converter comprising:
a multi-input DC input stage coupled to a multi-output DC output stage;
the multi-input DC input stage including multiple distributed DC inputs, each distributed DC input coupled to a respective one of the plurality of batteries; and
the multi-output DC output stage including multiple aggregated DC outputs; and

at least one controllable switch for coupling one or more of the multiple aggregated DC outputs to one or more other DC buses;
wherein the one or more other DC buses comprise multiple other DC buses, and wherein the at least one controllable switch selectively couples the other DC buses to one or multiple ones of the multiple aggregated DC outputs.