Patent · US Active

Methods and system for mitigating undesirable conditions during regenerative braking

US9771063B2 · kind B2 · utility

2Cited by
0References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 2015
Grant dateSep 26, 2017
Priority date
Expiry dateNov 16, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S903/951
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Systems and methods for operating a transmission of a hybrid powertrain that includes a motor/generator are described. The systems and methods may classify transmission degradation in response to an estimated transmission input shaft speed that is determined from transmission output shaft speed. In one example, transmission degradation may be correctable transmission degradation, partial transmission degradation, and continuous transmission degradation.

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