About 104 results
https://drivepatents.com/patents/967066 · 26 Nov 2014
[Object] Provided is a thermoelectric power generating device that is able to detect an operating state of a thermoelectric conversion module with a simple configuration, thereby improving detection accuracy of the operating state of the thermoelectric con...
https://drivepatents.com/patents/966920 · 26 Nov 2014
Provided is an exhaust gas purification apparatus for an internal combustion engine (10) with an oxidation catalyst (13) wherein a fault diagnosis of the NOx sensor (15, 18) located at the downstream side of the catalyst is carried out with high accuracy. ...
https://drivepatents.com/patents/967789 · 5 Nov 2014
An exhaust gas control apparatus for an internal combustion engine, controls an exhaust operation of the internal combustion engine (200) provided with an exhaust gas purification catalyst (216) in an exhaust passage (215). The exhaust gas control apparatu...
https://drivepatents.com/patents/968838 · 15 Oct 2014
The invention relates to an exhaust gas purification device of an internal combustion engine comprising a catalyst (45) having an active element and a composite oxidation which carries the active element in an exhaust passage (40), the active element trans...
https://drivepatents.com/patents/969762 · 24 Sep 2014
A PM accumulation amount estimation device 50 is provided with an exhaust amount computation means 51 for computing PM exhaust amount which is discharged in an exhaust gas passage 3, and a passive regeneration amount computation means 52 for computing a PM...
https://drivepatents.com/patents/969670 · 24 Sep 2014
A method of testing the operational functionality of a component (15), said component being supplied by a supply voltage V via switching means (16), comprising connecting the output of the switching means to further circuitry comprising a first resistor (R...
https://drivepatents.com/patents/970380 · 10 Sep 2014
A control apparatus (100) of the present invention is a control apparatus for for an internal combustion engine (10) equipped with an idling stop mechanism (30) and a supercharger (14). The control apparatus is provided with: a controlling device (30) whic...
https://drivepatents.com/patents/972484 · 16 Jul 2014
An object of the invention is to prevent a situation in which failure diagnosis for an exhaust system component in an internal combustion engine cannot be completed from continuing for an unduly long period of time. A warm-up system for an exhaust system o...
https://drivepatents.com/patents/973893 · 11 Jun 2014
According to the invention, a particulate matter sensor (8) is installed in an exhaust passage (4) of an internal-combustion engine (2). A control unit (10) for this internal-combustion engine (2) detects a particulate amount in an exhaust gas through the ...
https://drivepatents.com/patents/979989 · 8 Jan 2014
The deterioration judgment for an absorption reduction type NOx catalyst (4) is performed quickly and correctly. A catalyst deterioration judging system comprises a judging unit (10) which judges that the absorption reduction type NOx catalyst (4) is deter...