CPC B60L 58/22 (2019.02) [B60L 53/60 (2019.02); B60L 58/18 (2019.02); H02J 1/102 (2013.01); H02J 7/0019 (2013.01); H02M 1/007 (2021.05); H02M 1/0074 (2021.05); H02M 7/537 (2013.01); B60L 2210/10 (2013.01); B60L 2210/40 (2013.01); H02J 2310/48 (2020.01)] | 20 Claims |
1. 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 each aggregated DC output comprises multiple distributed DC outputs, each distributed DC output coupled to a respective distributed DC input, wherein the multiple distributed DC outputs are aggregated in series.
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