| 基于MATLAB的火灾探测报警系统寿命分布和可靠度研究 |
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| 引用本文： | 邢志祥,陈露.基于MATLAB的火灾探测报警系统寿命分布和可靠度研究[J].中国安全科学学报,2011,21(6). |
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| 作者姓名： | 邢志祥 陈露 |
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| 作者单位： | 常州大学环境与安全工程学院,江苏 常州,213164 |
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| 基金项目： | 江苏省科技支撑计划项目(BE2009624); 江苏省城市与工业安全重点实验室开放课题(2008UIS004) |
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| 摘 要： | 基于不同的系统可靠性寿命分布类型对应的可靠度模型,介绍4种常见的系统可靠性寿命分布模型的适用情况、特征、规律。根据概率论和数理统计相关理论,研究在MATLAB下判断系统寿命分布模型的方法,利用MATLAB函数对模型参数进行估计,构建系统可靠度模型。并以某商场的火灾探测报警系统作为研究对象,收集一段时间的系统故障数据,运用MATLAB数值分析方法,得出火灾探测报警系统的可靠度模型,找出系统可靠度随使用寿命的变化规律。结果表明:计算得到的商场火灾探测报警系统的可靠度随着使用时间变化规律与实际情况基本吻合。
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| 关 键 词： | 火灾探测报警系统 可靠度 使用寿命 MATLAB 寿命分布 规律 |
Lifetime Distribution and Reliability Research on Fire Detection Alarming System Based on MATLAB |
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| XING Zhi-xiang,CHEN Lu.Lifetime Distribution and Reliability Research on Fire Detection Alarming System Based on MATLAB[J].China Safety Science Journal,2011,21(6). |
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| Authors: | XING Zhi-xiang CHEN Lu |
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| Affiliation: | XING Zhi-xiang CHEN Lu(College of Environmental & Safety Engineering,Changzhou University,Changzhou Jiangsu 213164,China) |
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| Abstract: | Based on the corresponding different reliability models of different system reliability life distribution types,the application situation,features and rules of four common kinds of system reliability life distribution models were described.According to related theory of probability theory and mathematical statistics,the method of judging the system life distribution type in MATLAB was studied.Then the model parameters were estimated by MATLAB function to construct the system reliability model.Finally,with t... |
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| Keywords: | fire detection alarming system reliability service life MATLAB lifetime distribution rule |
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