| 发明名称 |
FUEL SYSTEM CANISTER PURGE CONTROL |
| 摘要 |
Methods and systems are provided for improving canister purging during the limited engine operation time in a hybrid electric vehicle. Prior to a transition into an engine-on mode, a canister heater is operated to heat the canister to an optimum temperature based on vehicle operating conditions. Upon transition into the engine-on mode, fuel vapors released from the heated canister are purged to an engine intake. |
| 申请公布号 |
US2015120110(A1) |
申请公布日期 |
2015.04.30 |
| 申请号 |
US201314069164 |
申请日期 |
2013.10.31 |
| 申请人 |
Ford Global Technologies, LLC |
发明人 |
Yang Dennis Seung-Man;Dudar Aed M. |
| 分类号 |
F02D41/00;F02N11/08;B60W20/00 |
主分类号 |
F02D41/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for a hybrid vehicle system, comprising:
during vehicle travel,
in response to an upcoming transition from an engine-off mode to an engine-on mode of vehicle operation,heating a fuel system canister before starting an engine. |
| 地址 |
Dearborn MI US |
