About 60 results
https://drivepatents.com/patents/945898 · 16 Mar 2016
The invention relates to an exhaust aftertreatment system (A), preferably a modularly constructed exhaust aftertreatment system (A), preferably for a vehicle or a pump or power generation unit, comprising at least one exhaust module (M1) which has an inlet...
https://drivepatents.com/patents/946189 · 9 Mar 2016
In an internal combustion engine, an exhaust purification catalyst and a hydrocarbon feed valve are arranged in an exhaust passage. When a temperature of the exhaust purification catalyst falls in a first catalyst temperature region (I), a first NOx purifi...
https://drivepatents.com/patents/948482 · 7 Oct 2015
In an exhaust gas purification system for an internal combustion engine provided with a filter supporting an SCR catalyst, the present invention is intended to suppress HC and CO from being discharged to the outside at the time of the execution of filter r...
https://drivepatents.com/patents/951033 · 6 May 2015
The invention relates to an exhaust aftertreatment system (A) with an exhaust module (M1) that has an inlet section (1) and an outlet section (2). The exhaust aftertreatment system (A) is characterized in particular in that it has at least one sensor faste...
https://drivepatents.com/patents/968885 · 15 Oct 2014
In order to provide a thermal-type flowmeter highly accurate, with high reliability, and simple in construction, while being available at a lower price, a thermal-type flowmeter as proposed includes a sub-path that takes in a fluid under measurement; a sen...
https://drivepatents.com/patents/970533 · 3 Sep 2014
An exhaust gas treatment system for an internal combustion engine has a reluctant delivery system that delivers reductant to an exhaust stream in an exhaust aftertreatment system. A temperature sensor is positioned in or near the flow of reductant and exha...
https://drivepatents.com/patents/972003 · 30 Jul 2014
[OBJECT] To prevent hunting without providing a bypass route in an engine with a denitration reactor installed upstream of a turbine. [MEANS] Providing a pressure gauge 7a to detect a scavenging pressure Ps within a scavenging trunk 6, a motor 8a to assist...
https://drivepatents.com/patents/973004 · 2 Jul 2014
The purpose of the present invention is to provide a DPF travel-time regeneration control system of stably raising the temperature even during travel and capable of decreasing the frequency of DPF regeneration when the vehicle is stopped. In this control s...
https://drivepatents.com/patents/992218 · 27 Mar 2013
Provided is a competence diagnosis system for a urea water temperature sensor that can limit a diagnosis during a cold start. A competence diagnosis system for a urea water temperature sensor 129 includes a competence diagnosis unit 127 that diagnoses a fa...
https://drivepatents.com/patents/985563 · 20 Mar 2013
Disclosed is an internal combustion engine control device that includes a particulate matter sensor (2) which has a pair of electrodes (8, 10) disposed at a distance from each other and measures the amount of particulate matter in a gaseous body, and elimi...