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US 2009/0255251 A1Published application
Exhaust gas recirculation system for an internal combustion engine
AssigneePierburg GmbH
InventorHolger Paffrath
Life of this patent
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Abstract
An exhaust gas recirculation system for an internal combustion engine. The system includes an exhaust gas recirculation valve disposed in an exhaust gas recirculation channel. A first exhaust gas cooler is disposed in the exhaust gas recirculation channel. A turbine is disposed in the exhaust gas recirculation channel downstream of the first exhaust gas cooler relative to a flow direction of an exhaust gas. A control valve is disposed in at least one of a region of an exhaust gas manifold and an exhaust gas channel.
Claims8
An exhaust gas recirculation system for an internal combustion engine, the system comprising:
- an exhaust gas recirculation valve disposed in an exhaust gas recirculation channel;
- a first exhaust gas cooler disposed in the exhaust gas recirculation channel;
- a turbine disposed in the exhaust gas recirculation channel downstream of the first exhaust gas cooler relative to a flow direction of an exhaust gas;
- and
- a control valve disposed in at least one of a region of an exhaust gas manifold and an exhaust gas channel.
2 more elements
Dependencies are inferred from the claim text.