发明名称 |
Compact elbow unit for exhaust gas post-treatment provided with a boss forming an SCR mixer |
摘要 |
The assembly has an oxidation catalyst (2), and a nozzle of reducer i.e. urea solution, introduction unit (5) for selective catalytic reduction (SCR) of nitrogen oxides. A SCR catalyst (7) performs SCR of nitrogen oxides, where the assembly is arranged in a single U or L shaped housing bent between the oxidation catalyst and the SCR catalyst. A boss (9) is projected from a wall of the housing located opposite to an outlet face of the oxidation catalyst. The boss directs a portion of flow of exhaust gas toward the nozzle of the introduction unit. |
申请公布号 |
EP2500538(B1) |
申请公布日期 |
2017.01.11 |
申请号 |
EP20120156716 |
申请日期 |
2012.02.23 |
申请人 |
Peugeot Citroën Automobiles SA |
发明人 |
Lere, SYLVAIN;Ferrand, NICOLAS |
分类号 |
F01N3/20;F01N3/021;F01N3/025;F01N3/035;F01N3/10;F01N3/28;F01N13/02 |
主分类号 |
F01N3/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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