About 24 results
https://drivepatents.com/patents/943525 · 11 May 2016
The condensed water treatment device increases the EGR quantity (S16, S17) so as to be larger than the EGR quantity (Qe) calculated based on the operating state, when within a specific time period (S13) from a moment when execution of filter regeneration c...
https://drivepatents.com/patents/954488 · 6 Jan 2016
A diesel engine system comprises a particulate filter (13) interposed in the exhaust line (9) of the engine, and a plurality of fuel injectors (2) associated with the cylinders of the engine. When a quantity of particulate accumulated within said filter is...
https://drivepatents.com/patents/973209 · 25 Jun 2014
System for managing the maintenance of a particulate filter of an internal combustion engine (E), comprising a device suitable to display a warning message containing a threshold within which a forced regeneration of the particulate filter is necessary.
https://drivepatents.com/patents/978766 · 5 Feb 2014
Exhaust gas treatment system (ATS) for an internal combustion engine based on a PM-CAT particulate filter, the PM-CAT filter being suitable to capture the particulate matter, the treatment system comprising a catalyst of the DOC type placed upstream of the...
https://drivepatents.com/patents/978751 · 5 Feb 2014
Exhaust gas treatment system (ATS) for an internal combustion engine based on a particulate filter (F) unable to remove/burn unburned hydrocarbons HC, the treatment system comprising a catalyst (C) of the DOC type placed upstream of the filter (F) accordin...
https://drivepatents.com/patents/987711 · 7 Aug 2013
A method controlling operation of an engine utilizing a number of preset operating parameters is provided. An operating mode of the engine is determined. An operating state of the engine is determined. A first plurality of engine parameter settings are ret...
https://drivepatents.com/patents/987983 · 31 Jul 2013
The method involves correcting estimation (14) of production of particles by a correction factor (31) that is determined according to a discriminating gap between a proportion of regenerations triggered by closed-loop load estimator (13) and a theoretical ...
https://drivepatents.com/patents/995089 · 12 Dec 2012
The method involves carrying out a series of particle filter regeneration phases temporally spaced from one another, where each regeneration phase is initiated when a releasing soot load value is attained. The load value is increased after a predetermined ...
https://drivepatents.com/patents/1066438 · 14 Jun 2006
Controlling the regeneration of a particulate filter for an internal combustion engine by combustion of accumulated particulates comprises spatially resolved modeling of the combustion process. An independent claim is also included for a control system (10...
https://drivepatents.com/patents/1069376 · 8 Mar 2006
The process involves retarding fuel injection at an angle. An effective value of an exterior factor influencing exhaust gas temperature of an internal combustion engine (1) is found. The retarding of fuel injection is modified with respect to a difference ...