引用本文:褚云龙,张保会,郝治国.新技术手段在变压器差动保护励磁涌流识别中应用研究的现状[J].电力自动化设备,2004,(8):87-91
.Application of new techniques in magnetizing inrush current identification for transformer differential protection[J].Electric Power Automation Equipment,2004,(8):87-91
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新技术手段在变压器差动保护励磁涌流识别中应用研究的现状
褚云龙,张保会,郝治国
作者单位
摘要:
励磁涌流的鉴别一直是变压器保护中一个关键问题。在介绍各种新技术手段的原理基础上,着重分析了各种技术目前在变压器励磁涌流识别方面应用的研究及其特点、性能和存在的问题,并指出了这些新技术在今后变压器保护应用中可能的发展方向。
关键词:  变压器差动保护 励磁涌流 小波理论 模糊技术 神经网络
DOI:
分类号:TM772
基金项目:国家自然科学基金资助项目(50277027)
Application of new techniques in magnetizing inrush current identification for transformer differential protection
CHU Yun-long  ZHANG Bao-hui  HAO Zhi-guo
Abstract:
The identification of magnetizing inrush current is always a vital issue in transformer protection. Based on introducing the basic principles of various new techniques,the study of their application in the identification of transformer magnetizing inrush current and its features and unsolved problems are specially analyzed and summarized. The possible tendency of their applica-tions in transformer protection is presented. The project is supported by National Natural Science Foundation of China(50277027).
Key words:  transformer differential relay,magnetizing inrush current,theory of wavelet,fuzzy theory,neural network

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