About 11 results
https://drivepatents.com/patents/983406 · 16 Oct 2013
A control device includes first means and second means for recirculating exhaust gas from an exhaust passage toward an intake passage. When first recirculated gas amount recirculated by first means for recirculating exhaust gas is changed to a target value...
https://drivepatents.com/patents/983500 · 9 Oct 2013
An internal combustion engine may comprise an exhaust gas recirculation line (80, 82, 84, 86) with a high temperature cooler (50), an exhaust gas compressor (70), a low temperature cooler (55), and a control unit (60). The control unit (60) may be configur...
https://drivepatents.com/patents/999487 · 8 Aug 2012
The heat exchanger comprises a first flow space (19) for passing a first fluid such as a working medium, a second flow space for passing a second fluid such as an exhaust gas (18) so that it is transferable from the second fluid to the first fluid, a first...
https://drivepatents.com/patents/1000675 · 4 Jul 2012
An abnormality detection device for an exhaust gas recirculation apparatus is provided that can perform abnormality detection with respect to an EGR valve while suppressing the influence of a size relationship between an intake pressure and an exhaust pres...
https://drivepatents.com/patents/1007121 · 14 Dec 2011
The vehicle has pipe systems (34, 36) formed such that a common exhaust gas recirculating radiator (40') cools exhaust gases before and behind a turbine (16), and a common exhaust gas recirculating valve (42') adjusting quantity of the exhaust gases before...
https://drivepatents.com/patents/1012828 · 18 May 2011
An exhaust gas recirculation system includes an induction passageway (23) through which fresh air flows and an annular flow path (62) extending in a circumferential direction of the induction passageway (23) and formed in an annular shape. The annular flow...
https://drivepatents.com/patents/1068801 · 29 Mar 2006
Mechanical systems (200, 300, 400, 500, 600, 700, 800) having anti-stick mediums (100, 610, 710, 814) applied thereto are provided. In one aspect, exhaust gas recirculation (EGR) valve systems (200) having anti-stick mediums (100, 610, 710, 814) applied th...
https://drivepatents.com/patents/1076329 · 29 Jun 2005
Method for recirculating the exhaust gases (EGR system) in an internal combustion engine whereby the gases to be recirculated are cooled to a temperature at which the condensable elements are condensed. The method comprises separating the particulate prior...
https://drivepatents.com/patents/1090713 · 2 Jan 2004
The exhaust gases drive a turbine (32) that drives a compressor (24), which delivers air through a cooler (22) to the induction circuit (2). The recirculation circuit has a conduit (51) between the exhaust (30) and the induction circuit . The conduit has a...
https://drivepatents.com/patents/1092396 · 22 Oct 2003
The cooler (1) for an exhaust gas taken from the main exhaust stream (HAG) of an internal combustion engine (2) has cooling tubes branching from an exhaust pipe (7,22) and across them flows the engine's cooling medium (MKM). At least a part of the cooling ...