| abstract |
A diesel exhaust aftertreatment system 10 is provided that treats exhaust 12 from a diesel combustion process 14, such as a diesel compression engine 16. The system 10 includes a burner 18 that selectively feeds the exhaust 12 at elevated temperature to the rest of the system 10, and is connected downstream from the burner 18 to receive the exhaust 12 therefrom. diesel particulate filter 20, and is connected downstream from the filter (20) for NO x reduction device for receiving the exhaust therefrom: and a (NO x reducing device 22). |