Patent · US Expired

Air to fuel ratio control for gas engine and method of operation

US6226981A · kind A · utility

13Cited by
18References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 2, 1999
Grant dateMay 8, 2001
Priority date
Expiry dateFeb 2, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/30
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fuel system for a gas engines has exhaust gas monitors for signals (p, T, V) related to exhaust gas mass flow with an air to fuel controller that acts to adjust the intake of a gaseous fuel, which can vary widely in composition, to maintain a desired level of exhaust gas mass flow.

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