Patent · US Active

Catalyst temperature control systems and methods for hybrid vehicles

US8413423B2 · kind B2 · utility

15Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 1, 2009
Grant dateApr 9, 2013
Priority date
Expiry dateJun 15, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A catalyst temperature control system of the present disclosure includes a vehicle start anticipation module and an electrically heated catalyst (EHC) control module. The vehicle start anticipation module determines whether a vehicle start is anticipated based on at least one of a plurality of vehicle conditions before an ignition switch is turned on. The EHC control module activates an EHC based on the determination.

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