Figure 8 depicts an electrical vehicle climbing an incline moving forward (top) or in reverse (bottom). When the vehicle rolls downhill it will turn the motor pressed by the force of gravity so the ...

In a powertrain fitted with eTorque, a belt-driven motor-generator unit replaces the conventional alternator on the engine. This motor-generator unit performs several functions in addition to the ...

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"It's not a hybrid! It's an electric car with a range-extending, gas-powered generator onboard." That was the party line during most of the masterfully orchestrated press rollout of what we've been ...

Put them side by side, and they could be vehicles from two different planets. The new 2011 Chevrolet Volt range-extended electric car is GM's green halo car, its foray into the future of electric ...