Selective Catalytic Reduction: Exhaust aftertreatment for reducing nitrogen oxide emissions

Posted on August 01, 2011 by Dr. Holger Sinzenich, Klaus Wehler, Ralf Müller

If in-engine measures alone are not enough to reduce emissions to the extent demanded by ever-stricter emissions regulations, a chemical reaction called selective catalytic reduction can be introduced which converts pollutant nitrates into water and nitrogen.

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Selective Catalytic Reduction: Exhaust Aftertreatment For Reducing Nitrogen Oxide Emissions

Engine Technology

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Authors:

Dr. Holger Sinzenich
Team Leader, System Integration and Application

Klaus Wehler
Team Leader, Design Exhaust Aftertreatment

Ralf Müller
Exhaust Aftertreatment