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Emission treatment system for treating an engine exhaust gas stream and method for treating an engine exhaust gas stream.
Emission treatment system for treating an engine exhaust gas stream and method for treating an engine exhaust gas stream.
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机译:用于处理发动机排气流的排放物处理系统和用于处理发动机排气流的方法。
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摘要
Emissions treatment systems and methods for treating an engine exhaust gas stream containing NOx and particulate matter are disclosed including a particulate filter comprising a first SCR catalyst for NOx conversion a second SCR catalyst for NOx conversion on a substrate disposed downstream of the particulate filter. The system NOx conversion and the system back pressure increase lie within a targeted operational window.
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