| 基于概率符号定向图的故障诊断方法的研究 |
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| 引用本文： | 周丽丽,孙晶,王涛. 基于概率符号定向图的故障诊断方法的研究[J]. 自动化技术与应用, 2014, 33(9): 68-71 |
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| 作者姓名： | 周丽丽 孙晶 王涛 |
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| 作者单位： | 黑龙江省科学院自动化研究所,黑龙江哈尔滨,150001 |
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| 摘 要： | 本文在传统SDG算法中引人节点、支路的概率信息,建立概率符号有向图（PSDG）模型对常减压蒸馏装置进行全面深入的安全评价分析。本文提出的安全分析推理算法,能够提供故障诊断的准确性和分辨率。
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| 关 键 词： | SDG算法 概率符号有向图 故障诊断 |
Research on Petrochemical Safety Fault Diagnosis Method Based on PSDG Model |
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| ZHOU Li-li,SUN Jing,WANG Tao. Research on Petrochemical Safety Fault Diagnosis Method Based on PSDG Model[J]. Techniques of Automation and Applications, 2014, 33(9): 68-71 |
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| Authors: | ZHOU Li-li SUN Jing WANG Tao |
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| Affiliation: | ( Institute of Automation, Heilongjiang Academy of Sciences, Harbin 150090 China ) |
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| Abstract: | This article introduces probability information of nodes, branches in traditional SDG algorithm and establishes the probability signed directed graph （PSDG） model to conduct a comprehensive safety evaluation of in-depth analysis for the constant reduce pressure distillation unit. Safety analysis reasoning algorithm is presented in this paper, can provide the accuracy of fault diagnosis and resolution. |
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| Keywords: | SDG algorithm probability signed directed graph fault diagnosis |
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