Method of pilot injection control
US9599062B2 · kind B2 · utility
3Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2014 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | May 12, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Various methods and systems are provided for adjusting a pilot injection during initial engine operation from vehicle manufacture. In one example, a method comprises delivering a first proportion of fuel as the pilot injection, and only decreasing the first proportion of fuel responsive to learning an injector flow characteristic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.