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Chevy Volt Delivers Novel Two-Motor, Four-Mode Extended Range Electric Drive System; Seamless Driver Experience Plus Efficiency

Green Car Congress

The Volt is an electric-drive vehicle, powered by a 16 kWh Li-ion battery, incorporating an internal combustion engine and generator to serve as a range extender; an electrical plug is intended to be the primary source of stored energy used to deliver motive power. In this mode, the ring gear is held (locked) by clutch C1.

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GM provides technical details of the Gen 2 Voltec propulsion system used in the 2016 Volt

Green Car Congress

Clutches are OWC1, C1 and B1. Coolant passages and chambers with internal fins are usually formed from multiple pieces and joints to keep costs down; these joints need to be strong to handle the pressures and vibrations in a vehicle, and to be leak-proof to eliminate the risk of leakage inside a high-power electrical enclosure.

Volt 150