About 43 results
https://drivepatents.com/patents/945028 · 13 Apr 2016
A target air amount for achieving a requested torque is back-calculated from the requested torque using a virtual air-fuel ratio. The virtual air-fuel ratio is changed from a first air-fuel ratio to a second air-fuel ratio in response to a condition for sw...
https://drivepatents.com/patents/945664 · 23 Mar 2016
A target air volume for attaining a torque demand is back-calculated from the torque demand by using a parameter that contributes to the efficiency for converting air volume into torque. The parameter value begins to change to decrease the conversion effic...
https://drivepatents.com/patents/956926 · 14 Oct 2015
A rotational speed control apparatus for an engine (10) is provided. The engine (10) is configured to drive a compressor that compresses a cooling medium for air conditioning. The rotational speed control apparatus includes electronic control unit (25). Th...
https://drivepatents.com/patents/951877 · 11 Mar 2015
An engine control device includes an engine operating state determination unit, an exhaust gas temperature detection unit, a braking unit that applies a braking force to a running torque transmitted to the vehicle from the engine, an exhaust gas temperatur...
https://drivepatents.com/patents/963110 · 18 Feb 2015
A control device (7) of a cylinder direct injection type internal combustion engine (1) controls a fuel injection device (4) and an ignition device (5), executes injection of the fuel and ignition over multiple times, and executes a control of varying an i...
https://drivepatents.com/patents/987274 · 21 Aug 2013
An internal combustion engine control device the present invention provides is a control device that can realize both of request torque and a request A/F for each of cylinder groups with high precision, even when the request A/F differs at each of the cyli...
https://drivepatents.com/patents/988100 · 31 Jul 2013
Disclosed is a control device applied to an internal combustion engine provided with a fuel vapor treatment system for treating collected fuel vapor by purging the collected fuel vapor into intake air downstream from an air flowmeter (6) and an exhaust gas...
https://drivepatents.com/patents/991918 · 10 Apr 2013
To provide a control device for an internal combustion engine that can optimally control a plasma ignition operation independent of fuel type. In a control device 30 of an internal combustion engine 20, which controls plasma ignition operation for causing ...
https://drivepatents.com/patents/985918 · 6 Mar 2013
Disclosed is a control device that is used for an internal combustion engine and capable of periodically varying an air-fuel ratio while keeping torque generated by the internal combustion engine at a target torque. The control device can periodically vary...
https://drivepatents.com/patents/1003634 · 4 Apr 2012
An engine controlling apparatus includes a setting unit (2) for setting a demand torque to an engine mounted on a vehicle, a detection unit (22 to 25) for detecting a fluctuation of an external load, and a correction unit (28 to 32) for correcting the dema...