About 33 results
https://drivepatents.com/patents/1073496 · 5 Oct 2005
A system for an internal combustion engine (10) that enables continued regeneration of a diesel particulate filter (24) during deceleration is disclosed. A fuel injection pulse (64) is made with a minimum amount of fuel during deceleration. This enables th...
https://drivepatents.com/patents/1073472 · 5 Oct 2005
A method and system providing a vehicle condition detection means (38C) for detecting the stopped and traveling state of a vehicle, and when the vehicle condition detection means (38C) detects that the vehicle has stopped during operation of an exhaust gas...
https://drivepatents.com/patents/1073460 · 5 Oct 2005
An exhaust gas control system (1) comprised with a continuous regeneration-type DPF (13), an exhaust throstle valve (16) and a DPF control means (30C), wherein the regeneration control is suspended, the multi injection control is performed, and the exhaust...
https://drivepatents.com/patents/1073474 · 5 Oct 2005
Method for regenerating a particle filter (4) in the exhaust path (3) of a combustion engine (1) is commenced when a signal, e.g. proportional to the pressure drop across the filter, indicates that regeneration is necessary. Once begun, the regeneration pr...
https://drivepatents.com/patents/1079657 · 2 Mar 2005
The pre-silencer (4) is arranged as closely as possible to the engine, to one side of the running gear frame (1, 2). The main silencer (5) is arranged on the opposite side of the frame (1, 2). It is fastened to the frame using suitable holders (10, 11). Th...
https://drivepatents.com/patents/1081254 · 29 Dec 2004
Exhaust gas purification system has a direct-reduction nitrogen oxide catalyst for purifying nitrogen oxides in exhaust gas and a catalyst-attached diesel particulate filter (DPF) for purifying particulate matter (PM) in exhaust gas, arranged upstream to t...
https://drivepatents.com/patents/1083164 · 13 Oct 2004
Fuel is added to exhaust gas 9 upstream of a catalytic regeneration type particulate filter 13 in an exhaust pipe 11. The fuel added is oxidized on a flow-through type oxidization catalyst 14 before the particulate filter 13 to generate exothermic heat wit...
https://drivepatents.com/patents/1084729 · 25 Aug 2004
An exhaust-gas temperature rising system for a spark-ignition, in-cylinder injection type internal combustion engine includes an electronic control unit. In case that the engine is in an operating condition where the exhaust-gas temperature is required to ...
https://drivepatents.com/patents/1095660 · 4 Jun 2003
Reductant dosing device comprises a reductant tank (3) and a supply line (5) connecting the tank with the exhaust gas pipe (8) of the engine using a dosing valve (6) arranged at a distance from the exhaust gas pipe in the supply line. The outlet of the val...
https://drivepatents.com/patents/1097577 · 12 Mar 2003
An exhaust emission control device comprises an oxidizing catalyst (43), a particulate filter (44) on which soot is deposited, and a temperature sensor (53) for detecting the temperature of exhaust gas on the upper-stream side of the filter (44). An intake...