System and method for controlling an operating frequency of a purge valve to improve fuel distribution to cylinders of an engine
US9316166B2 · kind B2 · utility
0Cited by
31References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2013 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Oct 6, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2200/101
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A system according to the principles of the present disclosure includes an engine speed module and a valve control module. The engine speed module determines a speed of an engine based on a position of a crankshaft. The valve control module selectively adjusts an operating frequency of a purge valve based on the engine speed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.