The hybrid vehicle has an internal combustion engine (10), an electric motor, alternator (14), rectifier (16), main power battery (12), direct current convertor (20) and services battery (18). The charge/discharge power of the battery is calculated taking ...

An improved strategy for actively controlling battery state of charge as a function of vehicle speed is disclosed in which a vehicle system controller 46 is used to vary a target battery state of charge as a function of vehicle speed based on either vehicl...

A vehicle having an electric hybrid power system is provided. A battery pack stores electricity to power the electric motor. The battery pack includes a first plurality of batteries connected in parallel with a second plurality of batteries. The first plur...

In a car body (1) provided with a battery (4) with a low output voltage of 12 V, a step-up circuit unit (5) is connected between the battery (4) and an electromechanical energy converting section (2). In a car (1) provided with a battery with a high output...