| 汽油机进气系统传感器故障诊断和应急管理策略研究 |
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| 引用本文： | 焦洪磊,张鹏. 汽油机进气系统传感器故障诊断和应急管理策略研究[J]. 车用发动机, 2009, 0(2) |
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| 作者姓名： | 焦洪磊 张鹏 |
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| 作者单位： | 1. 河北科技师范学院欧美学院,河北,秦皇岛,066004
2. 恒驰科技有限公司,江苏,镇江,212013 |
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| 基金项目： | 河北省教育厅计划项目 |
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| 摘 要： | 利用Q480电控汽油机的相关参数和试验数据,建立了进气管空气动态模型;结合信号特征比较法和进气管空气动态模型设计出适合于电控汽油机进气系统传感器的故障诊断策略和故障应急管理策略;最后,将自主研发的带有进气系统传感器故障诊断和故障应急管理策略的控制单元安装到整车上进行试验,试验结果证明了故障诊断策略的正确性和故障应急策略的可行性。
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| 关 键 词： | 电控汽油机 传感器 故障诊断 故障应急 |
Study on Fault Diagnosis and Emergency Management Strategy of Gasoline Intake System Sensors |
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| JIAO Hong-lei,ZHANG Peng. Study on Fault Diagnosis and Emergency Management Strategy of Gasoline Intake System Sensors[J]. Vehicle Engine, 2009, 0(2) |
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| Authors: | JIAO Hong-lei ZHANG Peng |
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| Affiliation: | JIAO Hong-lei1,ZHANG Peng2(1.Hebei Normal University of Science , Technology,Qinhuangdao 066004,China,2.Hents Technologies Inc.,Zhenjiang 212013,China) |
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| Abstract: | The manifold filling dynamic model was established with the relevant parameters and test data of Q480 electronic control gasoline engine.Combing the signal feature comparing method and the manifold filling dynamic model,the fault diagnosis strategy and fault management strategy of intake system sensors for the electronic control gasoline engine were designed.At last,the ECU with fault diagnosis strategy and fault management strategy was tested on the vehicle.The results show the fault strategy and fault man... |
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| Keywords: | electronic control gasoline engine sensor fault diagnosis fault management |
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