| 基于虚拟仪器的电路板故障检测与诊断系统的研究 |
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| 引用本文： | 张琪,侯加林,闫银发,李天华.基于虚拟仪器的电路板故障检测与诊断系统的研究[J].电子测量与仪器学报,2011,25(2):135-140. |
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| 作者姓名： | 张琪 侯加林 闫银发 李天华 |
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| 作者单位： | 山东农业大学机械与电子工程学院,泰安,271018 |
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| 基金项目： | 山东省自主创新成果转化重大专项 |
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| 摘 要： | 针对当前精密系统电路存在故障检测复杂、可扩展性差和辅助维修难度大等问题,设计了一种新型的电路板故障检测与诊断系统,基于LabVIEW开发软件,选用PCI8613和USB2810数据采集卡采集重构电路板信号.根据智能故障诊断与容错控制技术,建立故障树的贝叶斯网络模型,应用动态贝叶斯网络推理,实现电路板元件级的故障检测.对...
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| 关 键 词： | 虚拟仪器 电路故障诊断 动态贝叶斯网络推理 |
Research on circuit board fault detection and diagnosis system based on virtual instrument |
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| Zhang Qi,Hou Jialin,Yan Yinfa,Li Tianhua.Research on circuit board fault detection and diagnosis system based on virtual instrument[J].Journal of Electronic Measurement and Instrument,2011,25(2):135-140. |
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| Authors: | Zhang Qi Hou Jialin Yan Yinfa Li Tianhua |
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| Affiliation: | Zhang Qi Hou Jialin Yan Yinfa Li Tianhua (College of Mechanical and Electrical Engineering,Shandong Agricultural University,Tai'an 271018,China) |
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| Abstract: | With the problems of complex detect proceeding,poor extensibility and difficult auxiliary maintenance of precision system,a new type of fault detection and diagnosis system is designed,which is based on the LabVIEW environment and select data acquisition card of PCI8613 and USB2810 to reconstruct circuit board's signal.According to the intelligent fault diagnosis and fault tolerant control technology,the system will realize component level fault de-tection by established fault tree bayesian network model an... |
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| Keywords: | virtual instrument circuit fault diagnosis dynamic bayesian network inference |
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