About 86 results
https://drivepatents.com/patents/958215 · 26 Aug 2015
This invention determines whether or not an internal combustion engine is not performing combustion. If the determined result is that the internal combustion engine is not performing combustion, a maximum in-cylinder pressure P max during motoring is ident...
https://drivepatents.com/patents/958381 · 19 Aug 2015
An engine control apparatus controls an engine. The engine control apparatus includes a stack detecting unit, a count processing unit, a stack value storage control unit, and an abnormality determination unit. The abnormality determination unit determines ...
https://drivepatents.com/patents/949390 · 19 Aug 2015
A method for balancing a plurality of cylinders during gaseous fuel operation of an internal combustion engine having a plurality of gas admission valves (38) comprises operating the internal combustion engine with a first common ignition timing for each o...
https://drivepatents.com/patents/959216 · 8 Jul 2015
An internal combustion engine (10) includes a crank angle sensor (40) and a control device (50). The control device (50) includes a function which defines a first relation between an input and a control amount of the internal combustion engine and a second...
https://drivepatents.com/patents/959955 · 17 Jun 2015
An object of this invention is to provide a control device for an internal combustion engine that can calculate a combustion noise index having a strong correlation with combustion noise based on information of one cycle, and execute control that suppresse...
https://drivepatents.com/patents/961701 · 15 Apr 2015
In a common rail diesel engine, with regard to respective reaction forms of a gasification reaction, a low-temperature oxidation reaction, a thermal decomposition reaction, and a high-temperature oxidation reaction of fuel injected into a cylinder, an idea...
https://drivepatents.com/patents/962669 · 4 Mar 2015
A control apparatus (100) for an internal combustion engine (200) has a plurality of cylinders (201). The control apparatus is provided with: a cylinder pressure detecting device (110) configured to detect cylinder pressure of one of the plurality of cylin...
https://drivepatents.com/patents/962490 · 4 Mar 2015
Feedback control of combustion in a gas diesel dual-fuel engine (20), based on the measured cylinder pressure, has been invented. The center of combustion and pressure rise rate is controlled by manipulating the start of diesel injection and duration of di...
https://drivepatents.com/patents/966831 · 3 Dec 2014
A control apparatus for an internal combustion engine in the present invention is provided with a fuel injection valve (12) which is capable of directly injecting fuel into a cylinder, and which includes: a needle valve (12b) that has a seat contact part (...
https://drivepatents.com/patents/967050 · 26 Nov 2014
In a control device 50A, an actual compression ratio calculation unit 502 calculates an actual compression ratio ยต from an air supply pressure Ps, a cylinder pressure before ignition Pc and an air supply temperature Ts. A deposit deposition estimation uni...