CPC B66C 13/18 (2013.01) [B23K 9/1006 (2013.01); B23K 37/0294 (2013.01); B60R 16/03 (2013.01); B66C 13/22 (2013.01); B66C 23/38 (2013.01); B66C 23/44 (2013.01); B66C 23/54 (2013.01); F02B 63/04 (2013.01); H02J 7/00 (2013.01); H02M 7/04 (2013.01)] | 20 Claims |
1. An auxiliary power system for a vehicle, comprising:
an engine;
a generator configured to convert mechanical energy from the engine to electrical energy; and
a battery charging circuit configured to:
receive the electrical energy from the generator;
generate battery charging output power from the electrical energy from the generator in a plurality of battery charging modes, wherein the battery charging circuit is coupled to a battery and configured to charge the battery, and coupled to a crane to power the crane;
generate the battery charging output power to charge the battery according to a first, second, or third battery charging mode of the plurality of modes; and
generate the battery charging output power to power the crane according to the first battery charging mode.
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