| 基于Weibull分布的智能电能表寿命预计 |
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| 引用本文： | 刘勇,荣雪琴,卜树坡. 基于Weibull分布的智能电能表寿命预计[J]. 电测与仪表, 2019, 56(3): 148-152 |
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| 作者姓名： | 刘勇 荣雪琴 卜树坡 |
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| 作者单位： | 苏州工业职业技术学院电子与通信工程系,江苏苏州,215104;苏州工业职业技术学院电子与通信工程系,江苏苏州,215104;苏州工业职业技术学院电子与通信工程系,江苏苏州,215104 |
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| 基金项目： | 江苏省自然科学基金项目（BK20160352）；苏州市产业前瞻性应用研究指导性计划项目（SYZD201607)。 |
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| 摘 要： | 分析MTTF、失效率与寿命的关系,并采用Weibull分布失效率分段建模浴盆曲线,通过最小二乘法、相关系数法对Weibull分布参数进行估计,进而得到可靠度曲线函数,为电能表的寿命分析提供理论依据。
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| 关 键 词： | Weibull分布 智能电能表 寿命预计 失效率 |
| 收稿时间： | 2017-11-06 |
| 修稿时间： | 2017-11-06 |
Life expectancy of smart meter with Weibull distribution |
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| Liu Yong,Rong Xueqin and Bu Shupo. Life expectancy of smart meter with Weibull distribution[J]. Electrical Measurement & Instrumentation, 2019, 56(3): 148-152 |
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| Authors: | Liu Yong Rong Xueqin Bu Shupo |
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| Affiliation: | Department of Electronic and Communication Engineering,Suzhou Institute of Industrial Technology,Department of Electronic and Communication Engineering,Suzhou Institute of Industrial Technology,Department of Electronic and Communication Engineering,Suzhou Institute of Industrial Technology |
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| Abstract: | The relationship between MTTF and failure rate is analyzed.The Weibull distribution failure rate is used to model the bathtub curve.The parameters of the Weibull distribution are estimated by the least squares method and the correlation coefficient method.The distribution curve of the reliability is obtained.The life table of the energy meter provides the theoretical basis. |
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| Keywords: | weibull distribution,smart meter,life expectancy,failure rate |
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