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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

We’re almost repurposing an internal combustion engine to provide this very unique type of propulsion. The Volt has two primary driving modes: All battery-electric (charge depleting), in which the battery is the sole source of power for the motors; and. 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

Increased charge sustaining fuel economy. Clutches are OWC1, C1 and B1. Fixed Ratio Extended Range: Very efficient operation during typical driving conditions when the vehicle is accelerating, and also allows efficient charging of the battery pack under light vehicle load conditions. liter range extender engine. (A

Volt 150