Fuel properties estimation for internal combustion engine

Details Fuel properties estimation for internal combustion engine Fuel properties estimation for internal combustion engine

2006-02-14

2006-02-14

Solis, Erick (Department: 3747)

Internal-combustion engines

Charge forming device

Including exhaust gas condition responsive means

C123S00100A, C701S109000

Reexamination Certificate

active

06997172

ABSTRACT:
A fuel properties estimating apparatus for an internal combustion engine includes a controller. The controller is configured to determine an estimated component concentration of a component, such as alcohol, in a fuel for the engine in accordance with an actual air fuel ratio of the engine, and to perform a plurality of estimating operations to determine the estimated component concentration at predetermined timings after an engine start of the engine.

REFERENCES:
patent: 5231969 (1993-08-01), Suga
patent: 5400762 (1995-03-01), Fodale et al.
patent: 5881703 (1999-03-01), Nankee et al.
patent: 6714856 (2004-03-01), Huff et al.
patent: 5-125977 (1993-05-01), None
patent: 5-209549 (1993-08-01), None
patent: 6-26414 (1994-02-01), None
patent: 6-229340 (1994-08-01), None
U.S. Appl. No. 10/686,482, filed Oct. 16, 2003, Nagaishi et al.
U.S. Appl. No. 10/768,662, filed Feb. 2, 2004, Abe et al.

Affiliated with

Also associated with

Rating

Fuel properties estimation for internal combustion engine does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Fuel properties estimation for internal combustion engine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Fuel properties estimation for internal combustion engine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3711629