Engine-off ammonia vapor management system and method

Details Engine-off ammonia vapor management system and method Engine-off ammonia vapor management system and method

2006-09-18

2010-06-01

Tran, Binh Q. (Department: 3748)

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

C060S274000, C060S293000, C060S295000, C060S297000, C060S301000, C060S303000

Reexamination Certificate

active

07726118

ABSTRACT:
A method of managing vapors generated from an ammonia-containing reductant delivery system for an engine of a vehicle, comprising of during at least a portion of engine-off conditions, storing ammonia containing vapors generated in the reductant delivery system, and after said storing and during at least a portion of engine operation, purging said stored ammonia into an exhaust of the engine to react in a catalyst in the exhaust flow.

REFERENCES:
patent: 3657878 (1972-04-01), Kaufmann, Jr.
patent: 4314345 (1982-02-01), Shiraishi et al.
patent: 4334756 (1982-06-01), Michlin et al.
patent: 5369956 (1994-12-01), Daudel et al.
patent: 5943858 (1999-08-01), Hofmann et al.
patent: 6387336 (2002-05-01), Marko et al.
patent: 6470673 (2002-10-01), van Nieuwstadt et al.
patent: 6620391 (2003-09-01), Muller et al.
patent: 6637196 (2003-10-01), Tost
patent: 2004/0098976 (2004-05-01), van Nieuwstadt et al.
patent: 2004/0258594 (2004-12-01), Andreasson et al.
patent: 2005/0129599 (2005-06-01), Berriman et al.
patent: 2005/0198943 (2005-09-01), Breuer et al.
patent: 2005/0247050 (2005-11-01), Kaboord et al.
patent: 2005/0282285 (2005-12-01), Radhamohan et al.
patent: 2006/0117741 (2006-06-01), Mayer et al.
patent: 2006/0174608 (2006-08-01), Hu et al.
patent: 2007/0036694 (2007-02-01), Nishioka et al.
patent: 2007/0051096 (2007-03-01), Pfeifer et al.
patent: 2007/0277505 (2007-12-01), Dawson et al.
patent: 2004042207 (2004-05-01), None
patent: WO 2006087553 (2006-08-01), None
Lambert et al., “Urea SCR and CDPF System for Diesel Sport Utility Vehicle,” Meeting Tier 2 Bin 5, Dearborn, Michigan, clamber9@ford.com.
Lambert et al., “Urea SCR and CDPF System for Diesel Sport Utility Vehicle,” Meeting Tier 2 Bin 5, Presented in Coronado, California, Sep. 2, 2004, 8 pages.

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