{"title":"光纤离散多点局部放电检测与定位技术","authors":"ZENG Lingfeng, LIN Chaozhe, HUANG Jianli, ZHOU Deyong, ZHANG Zelong","doi":"10.5768/jao202344.0508001","DOIUrl":null,"url":null,"abstract":"为了更准确地监测电力系统的运行状况,提出了一种应用于电力变压器局部放电(partial discharge,PD)检测的分立式多点检测方案。该方案基于光纤外差式干涉原理,传感系统由4个传感头构成,以实现多点检测和局部放电声源的定位。通过优化设计传感头的结构提高了传感器的灵敏度,同时传感器紧凑型的封装方式使其能够安装在电力变压器内部,提高检测结果的准确度。实验结果表明,该传感方案的单通道分辨率可达4 mrad,同时对构造的三相电力变压器模型进行了实验演示和分析,在对150 kHz局部放电超声多通道测量时,可实现声源定位的分辨率为 1 cm。由于该方案结构小巧、分辨率高及成本低廉,其在电力系统安全检测中有着巨大的应用潜力。","PeriodicalId":38331,"journal":{"name":"光学应用","volume":"25 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Discrete multi-point partial discharge detection and location technology of optical fiber\",\"authors\":\"ZENG Lingfeng, LIN Chaozhe, HUANG Jianli, ZHOU Deyong, ZHANG Zelong\",\"doi\":\"10.5768/jao202344.0508001\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"为了更准确地监测电力系统的运行状况,提出了一种应用于电力变压器局部放电(partial discharge,PD)检测的分立式多点检测方案。该方案基于光纤外差式干涉原理,传感系统由4个传感头构成,以实现多点检测和局部放电声源的定位。通过优化设计传感头的结构提高了传感器的灵敏度,同时传感器紧凑型的封装方式使其能够安装在电力变压器内部,提高检测结果的准确度。实验结果表明,该传感方案的单通道分辨率可达4 mrad,同时对构造的三相电力变压器模型进行了实验演示和分析,在对150 kHz局部放电超声多通道测量时,可实现声源定位的分辨率为 1 cm。由于该方案结构小巧、分辨率高及成本低廉,其在电力系统安全检测中有着巨大的应用潜力。\",\"PeriodicalId\":38331,\"journal\":{\"name\":\"光学应用\",\"volume\":\"25 1\",\"pages\":\"0\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2023-01-01\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"光学应用\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.5768/jao202344.0508001\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q4\",\"JCRName\":\"Physics and Astronomy\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"光学应用","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.5768/jao202344.0508001","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q4","JCRName":"Physics and Astronomy","Score":null,"Total":0}
引用次数: 0