Patent · US Active

Automotive electrical system provided with an alternator electronic control system

US9168881B2 · kind B2 · utility

3Cited by
2References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 2011
Grant dateOct 27, 2015
Priority date
Expiry dateJan 15, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/7072
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Automotive electrical system for a motor vehicle comprising an internal combustion engine of a motor vehicle; the electric vehicle system comprising a series of electric vehicle loads, an electric battery, and an alternator generating a supply voltage of the electric vehicle loads and of the electric battery; the alternator comprising an inductive electric circuit adapted to be crossed by an electric control current; the electric vehicle system comprises an alternator electronic control system configured so as to determine a series of battery parameters (pam_bat) indicating the state of operation of the electric battery; determine at least a first vehicle parameter indicating the acceleration of the motor vehicle; determine the operative state of the internal combustion engine; determine an electric regulation voltage according to the operative engine station, to the vehicle parameter and to the battery parameters; vary an electric control current circulating in the inductive electric circuit of the alternator according to the electric regulation voltage.

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