About 11 results
https://drivepatents.com/patents/938398 · 31 Aug 2016
A period from ignition timing (FA) to maximum heat release rate timing (dQpeakA), at which a heat release rate is maximum, within a combustion period of air-fuel mixture is defined as a first combustion period (a) that is one of characteristic values of a ...
https://drivepatents.com/patents/938398 · 31 Aug 2016
A period from ignition timing (FA) to maximum heat release rate timing (dQpeakA), at which a heat release rate is maximum, within a combustion period of air-fuel mixture is defined as a first combustion period (a) that is one of characteristic values of a ...
https://drivepatents.com/patents/938650 · 24 Aug 2016
A method or system 25 to determine peak firing pressure of a cylinder of an engine 10 having a crank shaft. The method includes accessing a knock signal received from a knock sensor 23 of the cylinder. The method includes determining a location of peak fir...
https://drivepatents.com/patents/940795 · 6 Jul 2016
The present disclosure includes a system and method for regulating exhaust gas recirculation ("EGR") in an engine 10. In one embodiment, the system may include a knock sensor 23coupled to the engine that sends a signal corresponding to at least one operati...
https://drivepatents.com/patents/962474 · 4 Mar 2015
Some embodiments relate to an internal combustion engine that includes a combustion chamber and a rotating component. The internal combustion engine further includes a sensing system that detects an angular position of the rotating component. A controller ...
https://drivepatents.com/patents/1002829 · 2 May 2012
A fuel injection control devise provided with, a standard fuel injection timing setting unit 41 which previously sets a standard fuel injection timing with respect to engine speed and fuel injection quantity; an injection penetration judging unit 45 which ...
https://drivepatents.com/patents/1007317 · 7 Dec 2011
An output control device of a vehicle is provided. A flow speed ratio calculator (B10) obtains a flow speed ratio which is a ratio between a flow speed of an intake air of the internal combustion engine realizing a current base request torque which is curr...
https://drivepatents.com/patents/1074407 · 7 Sep 2005
An internal combustion engine (1) causes an air/fuel mixture in a cylinder to combust due to ignition by a spark plug (14). An engine controller (50) calculates an ignition delay of the gas in the cylinder on the basis of an operational state of the engine...
https://drivepatents.com/patents/1082330 · 17 Nov 2004
A method is described for controlling fuel injection in an spontaneous ignition engine (1) equipped with an electronically controlled fuel injection system (2) and with an electronic control unit (4) receiving engine quantities comprising the pressure (P) ...
https://drivepatents.com/patents/1082645 · 3 Nov 2004
A combustion control system for a spark ignition internal combustion engine, is configured to detect engine operating conditions, predict, based on the detected engine operating conditions, an autoignition timing of an end gas and an amount of heat release...