发明申请
- 专利标题: GAIN/AMPLITUDE DIAGNOSTICS OF NOx SENSORS
- 专利标题(中): NOx传感器的增益/增益诊断
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申请号: US13116055申请日: 2011-05-26
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公开(公告)号: US20120303206A1公开(公告)日: 2012-11-29
- 发明人: Sai S.V. Rajagopalan , Yue-Yun Wang , Scott T. Feldmann
- 申请人: Sai S.V. Rajagopalan , Yue-Yun Wang , Scott T. Feldmann
- 申请人地址: US MI Detroit
- 专利权人: GM GLOBAL TECHNOLOGY OPERATION LLC
- 当前专利权人: GM GLOBAL TECHNOLOGY OPERATION LLC
- 当前专利权人地址: US MI Detroit
- 主分类号: F01N11/00
- IPC分类号: F01N11/00
摘要:
A method that includes in-vehicle systems and practices for determining whether a NOx sensor in an exhaust stream is performing properly. The method uses the gain and/or the offset of the NOx sensor to determine its accuracy.
公开/授权文献
- US08694197B2 Gain/amplitude diagnostics of NOx sensors 公开/授权日:2014-04-08
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