CPC B60L 58/19 (2019.02) [B60L 58/12 (2019.02); H01M 10/0525 (2013.01); H01M 10/48 (2013.01); H02J 7/0042 (2013.01); H02J 7/0068 (2013.01)] | 18 Claims |
1. An electric drive system comprising:
a first drive motor configured to impart motion to one or more wheels of the electric drive system;
a second drive motor configured to impart motion to one or more wheels of the electric drive system;
a plurality of batteries configured to power the first drive motor and the second drive motor, the plurality of batteries comprising:
a first battery comprising a first cell having a first chemistry; and
a second battery comprising a second cell having a second chemistry different from the first chemistry; and
one or more controllers configured to:
cause the first battery and the second battery to power the first drive motor at a first instance;
cause the first battery and the second battery to power the second drive motor at a second instance;
cause the first battery to power the first drive motor and the second drive motor at a third instance; and
cause the second battery to power the first drive motor and the second drive motor at a fourth instance; and
one or more switches or transistors electrically coupled to the first battery and the second battery, the one or more switches or transistors configured to transition between a first state in which the one or more switches or transistors form a series connection between the first battery and the second battery and a second state in which the one or more switches or transistors form a parallel connection between the first battery and the second battery.
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