Patent · US Active

Motor vehicle electrical system and method for operating a motor vehicle electrical system

US9527462B2 · kind B2 · utility

1Cited by

1References

10Claims

0Family size

Assignee

VOLKSWAGEN AKTIENGESELLSCHAFT · DE

Inventors

Andreas Klinkig · Lehre, DE
Stephan Schwieger · Braunschweig, DE
Rainer Fleischer · Wolfsburg, DE
Torsten Gunther · Kirchweidach, DE

Key dates

Filing date	Nov 28, 2011
Grant date	Dec 27, 2016
Priority date	—
Expiry date	Mar 24, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH02J2310/46
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.