发明名称 |
METHOD AND DEVICE PERTAINING TO COOLING OF DOSING UNITS OF SCR SYSTEMS |
摘要 |
A method pertaining to an SCR system for exhaust cleaning, includes deciding about a need, after cessation of an exhaust flow, to cool a reducing agent dosing unit (250) by a reducing agent supplied to it, and includes predicting a temperature pattern of the dosing unit (250) as a basis for deciding about the need and predicting whether a predetermined temperature of the dosing unit will be reached after cessation of exhaust flow. Also a computer program product containing program code (P) for implementing the method, an SCR system and a motor vehicle which is equipped with the SCR system are disclosed. |
申请公布号 |
EP2582941(A4) |
申请公布日期 |
2016.02.17 |
申请号 |
EP20110798458 |
申请日期 |
2011.06.20 |
申请人 |
SCANIA CV AB |
发明人 |
LILJESTRAND, ANDREAS;BREMBERG, PER;CARLSSON, ULF;ERIKSSON, LARS;GUSTAFSSON, ERIK |
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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