The system is described in the study “Optimal voltage of direct current coupling for a fuel cell–battery hybrid energy storage system based on solar energy,” published in Energy Reports.

Could hybrid propulsion systems be the answer? In recent years, dual fuel technologies have emerged ... include diesel engines combined with battery-powered electric propulsion.

Manufacturers add safety systems ... Having both a battery and a fuel source that recharges it onboard also mimics one of the main benefits of a hybrid EV. Hydrogen fuel cell technology allows ...