| 干式变压器温度保护研究 |
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| 引用本文： | 冯建勤,康国平,陈志武,郑安平.干式变压器温度保护研究[J].电子设计工程,2012,20(9):137-140. |
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| 作者姓名： | 冯建勤 康国平 陈志武 郑安平 |
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| 作者单位： | 郑州轻工业学院河南省信息化电器重点实验室,河南郑州,450002 |
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| 基金项目： | 基金项目:河南省科技攻关项目 |
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| 摘 要： | 介绍了3种干式变压器温度保护系统:接触式热电阻温度保护系统、红外传感温度保护系统、光纤传感温度保护系统。对于使用较为普遍的热电阻温度保护系统和红外温度保护系统,重点分析了其温度测量技术、工作原理、优缺点和适用对象。研究并指出现有温度保护系统存在的测量速度较低的不足,提出通过预测控制算法来提高干式变压器温度保护的反应速度。
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| 关 键 词： | 干式变压器 温度保护 热电阻 光纤光栅 神经网络 |
Summary of overheat protection for dry-type transformer |
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| FENG Jian-qin,KANG Guo-ping,CHEN Zhi-wu,ZHENG An-ping.Summary of overheat protection for dry-type transformer[J].Electronic Design Engineering,2012,20(9):137-140. |
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| Authors: | FENG Jian-qin KANG Guo-ping CHEN Zhi-wu ZHENG An-ping |
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| Affiliation: | (Zhengzhou University of Light Industry,Zhengzhou 450002,China) |
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| Abstract: | Three overheat protection system for dry-type transformer are introduced: Contact thermal resistance overheat protection system,Infrared overheat protection system,Fiber-optic sensing overheat protection system.The thermal resistance overheat protection system and infrared overheat protection system are widely used.The temperature measurement technology,work theories,characteristics,applying objects are analyzed.The response speed of all these three kinds of overheat protection system was too low.The prediction control method based on the BP neural network is feasible to increase the response speed of overheat protection system for dry-type transformer. |
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| Keywords: | dry-type transformer overheat protection thermal resistance fiber grating neural network |
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