发明名称 |
Anordning inbegripande ett SCR-system och ett förfarande vid ett SCR-system |
摘要 |
A method for cooling a dosing unit (250) pertaining to an SCR system for exhaust cleaning: after cessation of exhaust flow, cooling a reducing agent dosing unit (250) by reducing agent supplied to the unit. Intermittently running a feed device (230) to supply reducing agent, and running the feed device (230) at reduced power compared with its ordinary operation. Also a computer programme product containing programme code (P) for a computer (200; 210) for implementing the method. Also an SCR system and a motor vehicle (100; 110) which is equipped with the SCR system are disclosed |
申请公布号 |
SE1050639(A1) |
申请公布日期 |
2011.12.22 |
申请号 |
SE20100050639 |
申请日期 |
2010.06.21 |
申请人 |
SCANIA CV AB |
发明人 |
ANDREAS LILJESTRAND;PER BREMBERG;ULF CARLSSON;LARS ERIKSSON |
分类号 |
F01N3/20;F01N9/00;F01N11/00 |
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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