Patent ID: 6636797
Filing Date: 2003-10-21
Classification: F02B,F02D,F02M,Y02T

Abstract:
A system for enhancing engine operation on auto-ignition combustion, comprising:at least one cylinder for receiving a piston to define a combustion chamber; an engine controller; a fuel injection system having a fuel injector for delivering fuel to the combustion chamber; and a computer readable storage medium having information stored thereon representing instructions executable by the engine controller to enhance engine operation on auto-ignition combustion, wherein the engine controller is capable of controlling the fuel injection system to perform a multiple injection wherein a main injection event and a trigger injection event take place in this order in one cycle, and wherein the computer readable storage medium includes instructions for operating the engine controller to: determine operating conditions; and determine fuel quantity and injection timing for at least one of main and trigger injections corresponding to the operating conditions to enable the multiple injection to govern beginning of burning (BOB).