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Boosting devices with integral features for recirculating exhaust gas

United States Patent

9,217,396
December 22, 2015
View the Complete Patent at the US Patent & Trademark Office
According to one embodiment of the invention, a turbine housing includes a turbine inlet in fluid communication with a turbine volute configured to house a turbine wheel, the turbine inlet configured to direct an exhaust gas flow from an engine to the turbine wheel. The turbine housing also includes a turbine outlet in fluid communication with the turbine volute, the turbine outlet configured to direct the exhaust gas flow to an exhaust gas conduit and a first exhaust gas recirculation supply port located on and in fluid communication with the turbine outlet, the first exhaust gas recirculation supply port being configured to direct a portion of the exhaust gas flow to an exhaust gas recirculation supply conduit.
Wu; Ko-Jen (Troy, MI)
GM Global Technology Operations LLC (Detroit, MI)
12/ 975,983
20120159950
December 22, 2010
FEDERAL RESEARCH STATEMENT This invention was made with Government support under Agreement No. DE-FC26-07NT43271, awarded by the Department of Energy. The U.S. Government has certain rights in the invention.