Perkins Engines Company Limited

Anil Raina

Stephen William Bird

James J Reed

Paul J Quinney

Sanjay K Rajani

In one aspect an internal combustion engine assembly may be provided that may include at least one combustion chamber and an exhaust system with an after-treatment system that may have an oxidation catalyst and a particulate filter. The internal combustion engine assembly may include an electronic controller that may have a de-contamination function that may, responsive to a command be configured to de-contaminate the particulate filter and the oxidation catalyst. To that end, a method may be provided to, and the controller may be configured to increase the exhaust gas temperature at an inlet of the after-treatment system to above a de-contamination temperature during a certain time period.

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Peoria, IL, United States of America

Anil Raina