A motor vehicle electrical system having a starter and a first energy store, which are arranged in a first region of the motor vehicle electrical system, and a generator and a second energy store, which are arranged in a second region of the motor vehicle electrical system, wherein, a switching element is arranged between the first and the second region of the motor vehicle electrical system, wherein the switching element has at least two switching states, wherein, in a first switching state, a current can flow only from the first region toward the second region and, in a second switching state, the first and second region have a through-connection to one another, wherein the second energy store is connected to the generator via a DC/DC converter, wherein, via a second switching element, the starter is connected directly to the second energy store.
Motor vehicle electrical system and method for operating a motor vehicle electrical system
2016-12-27
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / F02N STARTING OF COMBUSTION ENGINES , Anlassen von Brennkraftmaschinen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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