| 电源模块的失效分析与老化状态检测 |
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| 引用本文： | 石颉,王公展,刘玉杰,陆永芳,姚建林. 电源模块的失效分析与老化状态检测[J]. 电源技术, 2012, 36(2): 232-234 |
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| 作者姓名： | 石颉 王公展 刘玉杰 陆永芳 姚建林 |
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| 作者单位： | 1. 苏州热工研究院有限公司,江苏苏州,215004
2. 秦山第三核电有限公司,浙江海盐,314300 |
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| 摘 要： | 对电源模块的常见失效模式及其原因进行了分析与总结,从常见的高失效率元器件入手,深层次地探讨了电源模块的老化机理。在此基础上,分别从整体功能方面以及元器件特性方面入手,确定了电源模块的老化状态检测指标,同时提出了几种现有的外部检测技术,并结合现场应用的实例进行了说明。对电源模块提出了维修改进建议。
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| 关 键 词： | 电源模块 失效模式 老化机理 状态检测 检测技术 |
Failure analysis and ageing condition inspection for power supply |
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| SHI Jie , WANG Gong-zhan , LIU Yu-jie , LU Yong-fang , YAO Jian-lin. Failure analysis and ageing condition inspection for power supply[J]. Chinese Journal of Power Sources, 2012, 36(2): 232-234 |
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| Authors: | SHI Jie WANG Gong-zhan LIU Yu-jie LU Yong-fang YAO Jian-lin |
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| Affiliation: | 1(1.Suzhou Nuclear Power Institution Co.Ltd.,Suzhou Jiangsu 215004,China; 2 Third Qinshan Nuclear Power Co.Ltd.,Haiyan Zhejiang 314300,China) |
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| Abstract: | The common failure modes and corresponding reasons of power supply were summarized and the ageing mechanism of power supply and its components were analyzed.On this basis,the ageing condition inspection indicators were confirmed.At the same time,three inspection technologies were suggested and some examples were given to illuminate.In the end,some maintenance suggestions for power supply were proposed. |
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| Keywords: | power supply failure mode ageing mechanism condition inspection inspection technologies |
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