发明名称 |
Universal tracking air-fuel regulator for internal combustion engines |
摘要 |
A fuel control system of an engine system comprises a pre-catalyst exhaust gas oxygen (EGO) sensor, a setpoint generator module, a sensor offset module, and a control module. The pre-catalyst EGO sensor generates a pre-catalyst EGO signal based on an air-fuel ratio of an exhaust gas. The setpoint generator module generates a desired pre-catalyst equivalence ratio (EQR) signal based on a desired EQR of the exhaust gas. The sensor offset module determines an offset value of the pre-catalyst EGO sensor. The control module generates an expected pre-catalyst EGO signal based on the desired pre-catalyst EQR signal and the offset value.
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申请公布号 |
US8571785(B2) |
申请公布日期 |
2013.10.29 |
申请号 |
US20080262276 |
申请日期 |
2008.10.31 |
申请人 |
RAJAGOPALAN SAI S. V.;DUDEK KENNETH P.;LIU SHARON;YURKOVICH STEPHEN;MIDLAM-MOHLER SHAWN W.;GUEZENNEC YANN G.;HU YIRAN;GM GLOBAL TECHNOLOGY OPERATIONS LLC |
发明人 |
RAJAGOPALAN SAI S. V.;DUDEK KENNETH P.;LIU SHARON;YURKOVICH STEPHEN;MIDLAM-MOHLER SHAWN W.;GUEZENNEC YANN G.;HU YIRAN |
分类号 |
B60T7/12;F01N3/00;F02D41/00;G05D1/00;G06F7/00;G06F17/00 |
主分类号 |
B60T7/12 |
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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