发明名称 |
NON-INTRUSIVE EXHAUST GAS SENSOR MONITORING |
摘要 |
A method for monitoring an exhaust gas sensor coupled in an engine exhaust is provided. In one embodiment, the method comprises indicating exhaust gas sensor degradation based on characteristics of a distribution of extreme values of a plurality of sets of lambda differentials collected during selected operating conditions. In this way, the exhaust gas sensor may be monitored in a non-intrusive manner.
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申请公布号 |
US2013180509(A1) |
申请公布日期 |
2013.07.18 |
申请号 |
US201213352885 |
申请日期 |
2012.01.18 |
申请人 |
MAKKI IMAD HASSAN;KUMAR PANKAJ;KERNS JAMES MICHAEL;JAMMOUSSI HASSENE;FORD GLOBAL TECHNOLOGIES, LLC |
发明人 |
MAKKI IMAD HASSAN;KUMAR PANKAJ;KERNS JAMES MICHAEL;JAMMOUSSI HASSENE |
分类号 |
F02D41/04;G01N33/00 |
主分类号 |
F02D41/04 |
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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