| 基于DFTA的电梯制动器可靠性分析 |
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| 引用本文： | 赵结昂,何国军,金嵩,包俊义.基于DFTA的电梯制动器可靠性分析[J].中国特种设备安全,2021(3):59-63. |
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| 作者姓名： | 赵结昂 何国军 金嵩 包俊义 |
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| 作者单位： | 金华市特种设备检测中心 |
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| 摘 要： | 电梯制动器是电梯最重要的安全部件之一,故研究其可靠性具有重要意义.首先分析了电梯制动器的故障机理并建立了动态故障树模型,其次利用二元决策图和马尔科夫方法对故障树进行了分析计算,得到了影响系统可靠性的相关指标以及制动器的薄弱环节,最后提出了改进措施和建议,为电梯制动器的设计、维修保养及检验提供了科学依据.
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| 关 键 词： | 电梯 制动器 动态故障树 可靠性 |
Reliability Analysis of Elevator Brake Based on DFTA |
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| Authors: | Zhao Jieang He Guojun Jin Song Bao Junyi |
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| Institution: | (Jinhua Special Equipment Inspection Center,Jinhua 321000) |
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| Abstract: | The brake system is one of the most important guarantees for the safe operation of the elevator.Therefore,it is of great significance to study the reliability of the system.Firstly,the failure mechanism of elevator brake is analyzed and the dynamic fault tree model is established.Secondly,the binary decision diagram and Markov method are used to analyze and calculate the fault tree.Finally,the improvement measures and suggestions are put fbrward.lt provides a scientific basis for the design,maintenance and inspection of elevator brake. |
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| Keywords: | Elevator Brake Dynamic fault tree Reliability |
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