| 绝缘子泄漏电流在线检测与数字信号处理方法的分析与探讨 |
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| 引用本文： | 李璟延. 绝缘子泄漏电流在线检测与数字信号处理方法的分析与探讨[J]. 广东电力, 2007, 20(12): 12-16 |
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| 作者姓名： | 李璟延 |
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| 作者单位： | 重庆大学,电气工程学院输配电装备及系统安全与新技术国家重点实验室,重庆,400044 |
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| 摘 要： | 叙述了高压绝缘子泄漏电流的特性及利用功率谱识别泄漏电流信号的频域特征的一些方法，提出了利用专家系统和模糊理论设置隶属度的方法，获取多信号参量进行综合判断，以提高绝缘子泄漏电流在线检测的可靠性和准确度。
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| 关 键 词： | 绝缘子 泄漏电流 功率谱估计 专家系统 |
| 文章编号： | 1007-290X(2007)12-0012-05 |
| 修稿时间： | 2007-06-19 |
On-line Monitoring of Insulator Leakage Current and Digital Signal Processing means |
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| LI Jing-yan. On-line Monitoring of Insulator Leakage Current and Digital Signal Processing means[J]. Guangdong Electric Power, 2007, 20(12): 12-16 |
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| Authors: | LI Jing-yan |
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| Abstract: | This paper describes the features of HV insulator leakage current and some methods of using power spectrum to identify the frequency domain characteristics of leakage current signals.The new means are brought forward using the expert system and setting the membership grade with fuzzy theory.So the reliability and accuracy about the on-line monitoring of insulator leakage current can be improved by comprehensive judgment based on the many signal parameters acquired. |
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| Keywords: | insulator leakage current power spectrum estimation expert system |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
