A power supply system includes a main power storage device (BA) and a plurality of sub power storage devices (BB1, BB2). A converter (12B) is connected to selected one of the sub power storage devices (BB1, BB2) to convert voltage between the selected sub ...

A hybrid powertrain system includes a combustion engine (111), a battery buffer (113) for storing electric energy by converting it onto chemical energy, which can be converted back into electrical energy when need, a fuel cell unit (115) having multiple fu...

The automobile has an IC engine (1) providing the propulsion drive and a fuel cell system (2) coupled to an electric storage battery (6), supplying the onboard electrical systems, with a coupling between the energy and/or medium flows of the IC engine and ...

Start-up device comprises a current producing system (12) for producing electrical energy, a gas producing system (13) for producing H2-rich gas for the current producing system, and a combustion engine (1) for producing mechanical energy and connected to ...