Statutory Documents - IMO Publications and Documents - Resolutions - Marine Environment Protection Committee - Resolution MEPC.198(62) – 2011 Guidelines Addressing Additional Aspects to the Nox Technical Code 2008 with regard to Particular Requirements related to Marine Diesel Engines fitted with Selective Catalytic Reduction (SCR) Systems – (Adopted on 15 July 2011) - Annex – 2011 Guidelines Addressing Additional Aspects to the Nox Technical Code 2008 with regard to Particular Requirements related to Marine Diesel Engines fitted with Selective Catalytic Reduction (SCR) Systems - 3 Pre-Certification Procedure - 3.3 Measures to minimize reductant slip
3.3 Measures to minimize reductant slip
3.3.1 When SCR uses urea solution, ammonia solution or ammonia gas as reductant, measures to prevent reductant slip should be provided to avoid the supply of an excessive amount of reductant in the system. The reductant injection system should be designed to prevent emissions of any harmful substance from the system.
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