Patent · US Active

Adaptive control of fuel delivery in direct injection engines

US7938101B2 · kind B2 · utility

13Cited by
29References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 2009
Grant dateMay 10, 2011
Priority date
Expiry dateApr 27, 2029

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An adaptive fuel delivery control system includes a pressure monitoring module and a flow rate determination module. The pressure monitoring module determines an actual pressure drop after a fuel injection event on an injector. The flow rate determination module determines an adjusted flow rate based on a reference flow rate and the pressure drop.

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