Invention Grant
US08875494B2 Fuel control for spark ignited engine having a particulate filter system
有权
具有微粒过滤系统的火花点火发动机的燃油控制
- Patent Title: Fuel control for spark ignited engine having a particulate filter system
- Patent Title (中): 具有微粒过滤系统的火花点火发动机的燃油控制
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Application No.: US12638595Application Date: 2009-12-15
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Publication No.: US08875494B2Publication Date: 2014-11-04
- Inventor: Carolyn Parks Hubbard , Robert Walter McCabe , Eva Thanasiu , Jeffrey Scott Hepburn , Helmut Hans Ruhland , Moritz Klaus Springer , Thomas Lorenz , Georg Louven , David Karl Bidner
- Applicant: Carolyn Parks Hubbard , Robert Walter McCabe , Eva Thanasiu , Jeffrey Scott Hepburn , Helmut Hans Ruhland , Moritz Klaus Springer , Thomas Lorenz , Georg Louven , David Karl Bidner
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Alleman Hall McCoy Russell & Tuttle LLP
- Agent Julia Voutyras
- Main IPC: F01N3/00
- IPC: F01N3/00 ; F01N3/025 ; F02D41/02 ; F01N3/035 ; F01N13/02 ; F02D41/14
Abstract:
A system for filtering and oxidizing particulate matter produced by a gasoline direct injection engine is disclosed. In one embodiment, engine cylinder air-fuel is adjusted to allow soot to oxidize at an upstream particulate filter while exhaust gases are efficiently processed in a downstream catalyst.
Public/Granted literature
- US20110072787A1 FUEL CONTROL FOR SPARK IGNITED ENGINE HAVING A PARTICULATE FILTER SYSTEM Public/Granted day:2011-03-31
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