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Proventia SCR for mobile applications

Proventia's SCR systems for mobile applications effectively eliminate the NOx emissions from off-road machines. The Stage 3 B regulations from 2011 onwards sets tight limits for NOx emissions (2g/kWh). The Proventia's solution combines several elements with different functions in one package. An SCR after-treatment system can include an oxidation catalyst, a PM filter, an SCR catalyst and a silencer, each assisting the function of the other. Piping and installations accessories, as well as potential monitoring equipment, are also included, all designed to fit each application seamlessly.

Proventia's SCR system has a high automation level and an advanced injection system. AdBlue® solution is injected into the exhaust gas with or without air assistance.

Source of Ammonia: Urea through hydrolysis reaction
(NH2)2CO + H2O > 2NH3 + CO2

DeNOx Reaction:

At favored temperature
4NH3 + 2NO2 + 2NO > 4N2 + 6H2O

Proventia's mobile SCR system can easily be adapted to numerous applications. For retrofit applications, Proventia provides an independent feed-forward controlled system.

 

   
     
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