BATCHING OF UREA-BASED REDUCING AGENT TO USED GAS FLOW Russian patent published in 2015 - IPC F01N3/20 

Abstract RU 2557055 C2

FIELD: engines and pumps.

SUBSTANCE: invention relates to batching of reducing agent to ICE exhaust gases. Proposed process of batching the urea-based reducing agent to used gas flow fed to directed to cleaning system 30 comprises provision of batching module with batching housing 20 extending in axis X. Said offgas flow is fed to said batching housing 20 by forming a circular inlet jet AJ inclined relative to said axis X of said housing 20. Said reducing agent is batched by producing a sprayed urea-based reducing agent jet UWS inside said housing 20. Offgas flow is fed into said housing 20 by making an axially symmetric circular inlet jet AJ inclined to said axis X of said housing 20.

EFFECT: complete decomposition of urea, uniform mixing of ammonia with offgas.

9 cl, 5 dwg

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RU 2 557 055 C2

Authors

Kehmpbell Dzhon

Khagin Kharal'D

Papst Fritts

Dates

2015-07-20Published

2010-12-15Filed