Fuel property determination system
US7050901B2 · kind B2 · utility
5Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2004 |
| Grant date | May 23, 2006 |
| Priority date | — |
| Expiry date | Sep 17, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel property determination system for an internal combustion engine is arranged to determine a fuel property indicative that fuel in use is heavy or light, on the basis of a degree of change of a revolution speed during a period from an expansion stroke of a first fuel injection cylinder at engine start to an expansion stroke of a final fuel injection cylinder in a first round as to all cylinders of the engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.