Energy supply for electrical device operated in car, energy supply is supplied via electrical system of motor vehicle with buffer energy storage for temporary power supply of electrical equipment

摘要

The energy supply is supplied via an electrical system (100) of a motor vehicle with a buffer energy storage (9) for the temporary power supply of the electrical equipment. A recognition is made for a waste of the electrical system and for a change-over the power supply of parts of the electrical equipment (1) on the buffer energy storage (9) in reaction to a waste of the electrical system.