| 基于电流特征值的高压共轨柴油机喷油器驱动电路故障诊断及补偿处理系统设计 |
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| 引用本文： | 郭树满,陈礼勇,刘二喜,吴松林,苏万华.基于电流特征值的高压共轨柴油机喷油器驱动电路故障诊断及补偿处理系统设计[J].内燃机学报,2011(5):385-390. |
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| 作者姓名： | 郭树满 陈礼勇 刘二喜 吴松林 苏万华 |
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| 作者单位： | 天津大学内燃机燃烧学国家重点实验室; |
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| 基金项目： | 国家重点基础研究发展计划“973”资助项目(2007CB210001) |
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| 摘 要： | 为了满足高压共轨柴油机喷油器电磁阀的响应特性，设计了喷油器高、低电压分时驱动电路．根据驱动电路在正常情况和在各种不同故障状态下的驱动电流的特征，设计了一种基于电流特征值的电磁阀驱动电路故障诊断和补偿处理系统．试验表明：该系统能够实时地检测电磁阀驱动电路的故障，能在0．005ms内检测出电路过载故障，并采取相应的自保护措...
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| 关 键 词： | 高压共轨 电磁阀 故障诊断 补偿处理 |
A Fault Diagnosis and Compensation Handling System Design Based on Characteristic Value of Driving Current for High-Pressure Common Rail Diesel Injector Driving Circuit |
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| GUO Shu-man,CHEN Li-yong,LIU Er-xi,WU Song-lin,SU Wan-hua.A Fault Diagnosis and Compensation Handling System Design Based on Characteristic Value of Driving Current for High-Pressure Common Rail Diesel Injector Driving Circuit[J].Transactions of Csice,2011(5):385-390. |
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| Authors: | GUO Shu-man CHEN Li-yong LIU Er-xi WU Song-lin SU Wan-hua |
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| Affiliation: | GUO Shu-man,CHEN Li-yong,LIU Er-xi,WU Song-lin,SU Wan-hua(State Key Laboratory of Engines,Tianjin University,Tianjin 300072,China) |
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| Abstract: | To meet response characteristics of injector solenoid valve in high-pressure common-rail diesel engine,the high-low voltage time-sharing driving circuit was designed.According to characteristics of driving current of normal and fault conditions,a fault diagnosis and compensation handling system for solenoid value driving circuit was designed based on the characteristic value of current.Experiments show that this system can diagnose the faults of solenoid valve driving circuit in real time and the fault of o... |
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| Keywords: | high-pressure common-rail solenoid valve fault diagnosis compensation handling |
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