About 11 results
https://drivepatents.com/patents/949326 · 26 Aug 2015
For the regeneration of a particulate filter (3) of an internal combustion engine (2) for a vehicle (10), the following steps are carried out: switching into a preheating operating state of the internal combustion engine (2), wherein in the preheating oper...
https://drivepatents.com/patents/1012318 · 8 Jun 2011
A control device for an engine, capable of accurately estimating the quantity of exhaust heat from the engine and performing engine control which improves the exhaust quality and fuel consumption of the engine in various operating conditions thereof, by us...
https://drivepatents.com/patents/1070715 · 18 Jan 2006
System for desulfating a nitrogen oxide trap associated with an oxidation catalyst on a common support in the exhaust system of an automobile diesel engine with a common rail fuel injection system capable of adopting two lean burn strategies comprises devi...
https://drivepatents.com/patents/1073843 · 21 Sep 2005
A particulate filter (41) which traps particulate matter in the exhaust gas of a diesel engine (1), regenerates when a controller (31) performs an exhaust gas increase operation which includes decreasing the opening of an intake throttle (42). The controll...
https://drivepatents.com/patents/1076349 · 29 Jun 2005
A regeneration control device which regenerates a filter (4) which traps particulate matter in the exhaust gas of an engine (1) is disclosed. The regeneration control device includes a first temperature sensor (16, 17), which detects one of an upstream tem...
https://drivepatents.com/patents/1076600 · 22 Jun 2005
Method for increasing the waste gas temperature of internal combustion engines, especially those used to drive motor vehicles, comprises applying a stress so as to reach the regeneration temperature required by at least one component of the waste gas after...
https://drivepatents.com/patents/1077516 · 25 May 2005
The system has an air circuit for driving the air to a diesel type engine (1), and a catalyst (3) receiving the exhaust gas coming from the engine through an exhaust manifold (16). A valve (22) is provided in the circuit for throttling the passage of air. ...
https://drivepatents.com/patents/1079076 · 23 Mar 2005
A regeneration control device which regenerates a filter (13) by increasing an exhaust gas temperature to burn exhaust gas particulates trapped in the filter, is disclosed. The filter (13) traps particulate matter in exhaust gas from an engine (1). The reg...
https://drivepatents.com/patents/1085182 · 4 Aug 2004
An exhaust emission control system for a vehicle including a primary engine (5) and a secondary engine (6) having a displacement smaller than that of the primary engine is provided with an exhaust passage (250, 260, 262) having a junction portion (264) at ...
https://drivepatents.com/patents/1086764 · 2 Jun 2004
A fuel injection control device includes an exhaust purification device for purifying an exhaust gas by catalytic action, an exhaust gas-temperature detection unit for detecting exhaust gas temperature, and a determination unit for determining the amount o...