智能变电站二次相量测试方案探究  

Intelligent Substation Secondary Phasor Test Scheme

作　　者：黄云龙[1] 李华龙[1] 

机构地区：[1]国网合肥供电公司,安徽合肥230022

出　　处：《安徽电气工程职业技术学院学报》2015年第A01期52-54,共3页Journal of Anhui Electrical Engineering Professional Technique College

摘　　要：在常规变电站中可以通过专用相量表来测二次回路中电压、电流的正确性,而在智能变电站中二次回路网络化、采样信息数字化,如何测量相量并保证数据的可靠性与正确性?文章通过对手持式数字万用表的功能开发,制定了一套相量测试的方案,并对方案的可靠性与安全性进行了论证。Conventional substation can test the correctness of the secondary voltage and current by special phasor instrument , but in the intelligent substation , secondary loop network , digital sampling informa-tion, how to measure the phasor and ensure the reliability and accuracy of the data？This article through the development of handheld digital multimeter functions , formulates a phasor test scheme , and verifies the reliability and security of the scheme .

关 键 词：智能变电站 二次系统 相量测试 手持式数字万用表 采样延时 

分 类 号：TM645.2[电气工程—电力系统及自动化]