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Dive into the research topics where David Karl Trumpy is active.

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Featured researches published by David Karl Trumpy.


SAE transactions | 1996

A NEW PORT AND CYLINDER WALL WETTING MODEL TO PREDICT TRANSIENT AIR/FUEL EXCURSIONS IN A PORT FUEL INJECTED ENGINE

Eric Warren Curtis; Charles F. Aquino; David Karl Trumpy; George Carver Davis


Archive | 1998

Method and system for determining a quantity of fuel to be injected into an internal combustion engine

David Karl Trumpy; Daniel Lawrence Meyer; Eric Warren Curtis; Leighton Ira Davis


Archive | 1982

Internal combustion engine with valves having a variable spring rate

Dante S. Giardini; Richard V. Iwanski; David Karl Trumpy


Archive | 2001

Hydrocarbon vapor evacuation system

David Karl Trumpy; Philip J. Johnson


Archive | 2002

Engine control with operating mode detection

Christopher Paul Glugla; David Karl Trumpy; In Kwang Yoo; William Robert Dutcher; Woong-Chul Yang


Archive | 2004

COMPRESSION RATIO MODE SELECTION LOGIC FOR AN INTERNAL COMBUSTION ENGINE HAVING DISCRETE VARIABLE COMPRESSION RATIO CONTROL MECHANISM

Yin Chen; Woong-Chul Yang; William Robert Dutcher; David Karl Trumpy; In Kwang Yoo; Chris Paul Glugla; Diana D. Brehob


Unknown Journal | 1997

Modeling intake valve warm-up

Eric Warren Curtis; Charles F. Aquino; William D. Plensdorf; David Karl Trumpy; George Carver Davis; G. A. Lavoie


SAE transactions | 1998

Up-Front Prediction of the Effects of Cylinder Head Design on Combustion Rates in SI Engines

R. Miller; Charles E. Newman; Wen Dai; Nizar Trigui; George Carver Davis; David Karl Trumpy; John M. Glidewell


Archive | 1995

In-vehicle barometric pressure detection system

David Karl Trumpy; Marvin Paul Kraska


Archive | 2005

Internal combustion engine having variable compression ratio selection as a function of projected engine speed

Chris Paul Glugla; David Karl Trumpy; In Kwang Yoo

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