Patent · US Active

Method and apparatus for controlling combustion phasing in an internal combustion engine

US8196563B2 · kind B2 · utility

1Cited by

2References

15Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Hossein Javaherian · Troy, US
Alan Wayne Brown · Canton, US
Michael Nolan · Lake Zurich, US

Key dates

Filing date	Jan 27, 2010
Grant date	Jun 12, 2012
Priority date	—
Expiry date	Dec 20, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02D2200/1002
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

Operating an engine includes monitoring engine crank position, a corresponding engine torque, and an engine operating point. A state of an engine control parameter is adjusted in response to a difference between an identified location of peak torque and a preferred location of peak torque.

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