48-volt electric turbochargers and motor generators can yield big savings. A $2,000 investment might increase fuel economy 20 percent. By Bill Howard April 26, 2017 ...

12-Volt Batteries in EVs, PHEVs, and HEVs. Hybrids typically draw on their high-voltage batteries to start and restart their engines and EVs never start an engine, so the cold-cranking amp ...

General Motors' great gamble is the Chevrolet Volt. If it flops, GM falls on its face, ... Then a gasoline engine will power a generator that will create more electricity to turn the wheels.

In addition, the engines have been designed to work in conjunction with a new 48-volt battery that replaces the 12-volt battery common to most cars on sale today. 2018 Mercedes-Benz S-Class ...