Diesel engine after-treatment system

Introduction of SCR Aftermarket

At present, Specialists commonly think it's hard to meet the emission regulation needs of Eur Ⅳ and EurⅤ. Highly efficient exhaust after-treatment technology SCR is recognized as one of the most promising technologies due to its high fuel economy, low oil requirements, and the use of urea solution as a reducing agent, which has proven technology, stable catalyst, and high NOx conversion efficiency.

Technical overview of after-treatment systems

Catalytic Oxidation Technology (DOC)
Particulate capture technology (PDF)
Nitrogen oxide selective reduction technology (SCR)

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Josie Qiu
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