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Title: System and method for engine combustion

Patent ·
OSTI ID:1426791

A combustion system for use with one or more cylinder bores of an internal combustion engine includes at least one cylinder head defining first and second intake ports in fluid communication with the one or more cylinder bores. A flap is adjustably connected to the at least one cylinder head. The flap includes a first flap portion cooperating with the first intake port extending from an arm and a second flap portion cooperating with the second intake port extending from the arm and disposed adjacent the first flap portion. A controller in electrical communication with an actuator monitors the condition of the engine and actuates the flap to position the first and second flap portions between first and second positions to create a first combustion condition and a second combustion condition.

Research Organization:
GM Global Technology Operations LLC, Detroit, MI (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
EE0006853
Assignee:
GM Global Technology Operations LLC (Detroit, MI)
Patent Number(s):
9,915,221
Application Number:
15/151,526
OSTI ID:
1426791
Resource Relation:
Patent File Date: 2016 May 11
Country of Publication:
United States
Language:
English

References (14)

Fast response exhaust gas recirculation (EGR) system patent May 1990
Intake system for engine patent December 1993
Intake air control device for an internal combustion engine patent January 1997
Intake system for an internal combustion engine patent June 1998
Intake control system for generating tumble action patent May 2000
Carburetor with air and throttle valve for two-cycle engine patent February 2002
Carburetor for two-stroke engine patent February 2002
Electronic flow control for a stratified EGR system patent April 2003
Air-fuel ratio control system for a stratified scavenging two-cycle engine patent July 2003
Engine control apparatus patent June 2004
Stratified scavenging carburetor patent May 2005
Stratified scavenging carburetor patent September 2006
Method and apparatus for controlling operation of dual mode HCCI engines patent August 2007
Air scavenging carburetor patent June 2013

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