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US 2014/0338309 A1Published application
Exhaust system having a flow rotation element and method for operation of an exhaust system
AssigneeFord Global Technologies, LLC
InventorsMohammad Ali Moetakef, Steve Poe
Life of this patent
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Abstract
An exhaust system in an engine is provided. The exhaust system includes an exhaust passage including an outlet, in fluidic communication with at least one combustion chamber in the engine, and integrated into a cylinder head in the engine and a flow rotation element including at least one vane, the flow rotation element positioned in the outlet of the exhaust passage swirling exhaust airflow exiting the exhaust passage.
Claims20
An exhaust system in an engine, comprising:
- an exhaust passage including an outlet, in fluidic communication with at least one combustion chamber in the engine, and integrated into a cylinder head in the engine;
- and
- a flow rotation element including at least one vane, the flow rotation element positioned in the outlet of the exhaust passage swirling exhaust airflow exiting the exhaust passage.
A method for an engine exhaust system, comprising:
- flowing exhaust gas through a flow rotation element positioned in an exhaust passage downstream of a combustion chamber and traversing a cylinder head, the flow rotation element including a plurality of vanes;
- and
- generating flow rotation in the exhaust gas flowing through the flow rotation element.
An exhaust system in an engine, comprising:
- an exhaust passage positioned in an outlet of an exhaust passage traversing a cylinder head, the exhaust passage in fluidic communication with a combustion chamber in the engine;
- and
- a flow rotation element including a plurality of vanes, the flow rotation element positioned in the exhaust passage swirling exhaust airflow exiting the exhaust passage.
Dependencies are inferred from the claim text.