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1. (WO2014195393) AMMONIA GENERATOR

Pub. No.:    WO/2014/195393    International Application No.:    PCT/EP2014/061661
Publication Date: Fri Dec 12 00:59:59 CET 2014 International Filing Date: Fri Jun 06 01:59:59 CEST 2014
IPC: F01N 3/20
F01N 3/28
Applicants: MAN DIESEL & TURBO SE
Inventors: TOSHEV, Plamen
Title: AMMONIA GENERATOR
Abstract:
The invention relates to an ammonia generator (22) for an exhaust gas purifying device of an internal combustion engine, namely for generating ammonia, which is used as a reducing agent for an SCR catalyst, from a urea solution, comprising a nozzle (23) via which the urea solution can be introduced into a gas flow, comprising a hydrolysis catalyst (24) which is connected downstream of the nozzle (23) and via which the urea solution introduced into the gas flow can be decomposed into steam, carbon dioxide, and ammonia, and comprising a swirl generating means (33, 36) for imparting a swirl to the gas flow into which the urea solution can be introduced.