Cylinder To Cylinder Balancing Using Intake Valve Actuation

Patent · Tue Jan 18 00:00:00 EST 2005

OSTI ID:880312

Duffy, Kevin P ^[1]; Kieser, Andrew J ^[2]; Kilkenny, Jonathan P ^[3]

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1. East Peoria, IL
2. Morton, IL
3. Peoria, IL

A method and apparatus for balancing a combustion phasing between a plurality of cylinders located in an engine. The method and apparatus includes a determining a combustion timing in each cylinder, establishing a baseline parameter for a desired combustion timing, and varying actuation of at least one of a plurality of intake valves, each intake valve being in fluid communication with a corresponding cylinder, such that the combustion timing in each cylinder is substantially equal to the desired combustion timing.

• Research Organization: Caterpillar Inc., Deerfield, IL (United States)
• DOE Contract Number: FC05-00OR22806
• Assignee: Caterpillar Inc (Peoria, IL)
• Patent Number(s): US 6843231
• Application Number: 10/742544
• OSTI ID: 880312
• Country of Publication: United States
• Language: English