| 电动转辙机的可靠性和安全性分析 |
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| 引用本文： | 张宇,何涛.电动转辙机的可靠性和安全性分析[J].计算机安全,2011(3):82-84. |
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| 作者姓名： | 张宇 何涛 |
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| 作者单位： | 兰州交通大学光电技术与智能控制教育部重点实验室; |
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| 摘 要： | 介绍了一种基于relex2008可靠性软件,建立故障树,分析电动转辙机单机系统的可靠性.对双机热备、三中取二、二乘二取二冗余结构构成系统的可靠性和安全性指标进行分析和比较.结果表明,二乘二取二冗余系统具有更高的安全性,可以在很大程度上降低风险发生的概率,从而保证行车安全.
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| 关 键 词： | 可靠性 安全性 Relex2008 MTBF |
Analysis on the Reliability and Safety of the Electric Switch Machine |
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| ZHANG Yu,HE Tao.Analysis on the Reliability and Safety of the Electric Switch Machine[J].Network & Computer Security,2011(3):82-84. |
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| Authors: | ZHANG Yu HE Tao |
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| Affiliation: | ZHANG Yu,HE Tao(Lanzhou Jiaotong University Key Laboratory of Opto-Electronic Technology and Intelligent Control Ministry of Education,Lanzhou,Gansu 730070,China) |
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| Abstract: | This paper describes the reliability of software based on relex2008,establishment of fault tree and analysis of single system reliability of electric switch machines.The reliability and safety index of the Dual module hot stand-by,Triple Modular Redundancy and Double 2-vote-2 redundant structure system made of different tolerant structure are analyzed and compared.The results show that the Double 2-vote-2 redundant system is more security and can largely reduce the risk of the probability of occurrence in o... |
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| Keywords: | Reliability Safety Relex 2008 MTBF |
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