About 147 results
https://drivepatents.com/patents/1087106 · 19 May 2004
An exhaust gas purifying equipment for a diesel engine comprising a first continuous regeneration type DPF (12) in an exhaust passage (7) of an engine (2), a second continuous regeneration type DPF (13) in a bypass passage (101), a switching valve (102) fo...
https://drivepatents.com/patents/1087295 · 12 May 2004
Switch arrangement for a turbocharger (1) comprises a connecting line (3') between an exhaust gas outlet (3) of an internal combustion engine (2) and a feed channel (6) for exhaust gas. The turbocharger has an outlet (8) for the supplied exhaust gas, which...
https://drivepatents.com/patents/1087640 · 28 Apr 2004
The method involves measuring entrance and exit temperatures (Te, Ts) of gas at a filter. Internal temperature (Ti) of the filter particles is then calculated by using a formula: Ti=axTe + (1-a) x Ts, where the coefficient a is the function of difference b...
https://drivepatents.com/patents/1088209 · 7 Apr 2004
Process for operating an internal combustion (IC) engine having a fuel injection system comprises measuring the amount of oxygen introduced during the lean phase and/or the amount of oxygen consumed in a rich phase using a probe behind one or more catalyst...
https://drivepatents.com/patents/1088759 · 24 Mar 2004
A regeneration control method for regenerating a continuously regenerating diesel particulate filter device (1) capable of regenerating a filter (4) by efficiently removing PM while suppressing the deterioration of fuel consumption and preventing a drivabi...
https://drivepatents.com/patents/1088638 · 24 Mar 2004
An internal combustion engine exhaust gas purifying system (10) having a continuous regenerating diesel particulate filter system (3) on the exhaust passage (2) of an internal combustion engine (1) is constituted by including collected-quantity estimation ...
https://drivepatents.com/patents/1089034 · 10 Mar 2004
The system has at least one exhaust system turbine and at least one charging air system compressor coupled via a common shaft, at least a first catalyser in series with and after the turbine, a device for rapid heating of the first catalyser at low engine ...
https://drivepatents.com/patents/1089686 · 11 Feb 2004
In an engine performing a post-injection of fuel for regeneration of a DPF 13 after a main-injection of fuel for securing engine output power, while the post-injection immediately terminates when stoppage of the engine 1 or fuel cut therefor is requested d...
https://drivepatents.com/patents/1089829 · 4 Feb 2004
An oxidation catalyst 12 is disposed in an exhaust passage 11 positioned upstream of a DPF 13. When the temperatures of the oxidation catalyst 12 and the DPF 13 are low, a post-injection timing is advanced and a post-injection fuel is combusted in a cylind...
https://drivepatents.com/patents/1089816 · 4 Feb 2004
An exhaust gas secondary treatment facility downstream to an internal combustion engine (10) has a catalytic converter system with a first catalytic converter element (FCCE) (14) including an electronic engine control with an integrated control unit (24,26...