| 发明名称 |
EVAPORATIVE EMISSION CONTROL |
| 摘要 |
A method for operating a fuel system is disclosed. The method includes sequentially purging fuel vapors from each of a plurality of regions of a canister. Purging a region includes opening an air inlet valve associated with that region and maintaining air inlet valves associated with each other region closed to direct fuel vapors to at least one purge outlet. |
| 申请公布号 |
US2015107562(A1) |
申请公布日期 |
2015.04.23 |
| 申请号 |
US201414581529 |
申请日期 |
2014.12.23 |
| 申请人 |
Ford Global Technologies, LLC |
发明人 |
Pearce Russell Randall;Kragh Niels Christopher;Bohr Scott A.;Bunge Mark;Peters Mark W. |
| 分类号 |
F02D41/00;F02M25/08 |
主分类号 |
F02D41/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for operating a fuel system comprising:
sequentially purging fuel vapors from each of a plurality of regions of a canister, where purging a region includes opening an air inlet valve associated with that region and maintaining air inlet valves associated with each other region closed to direct fuel vapors to at least one purge outlet until a fuel fraction of combustion gases exhausted from cylinders is less than a set point. |
| 地址 |
Dearborn MI US |
