特高压直流电子式互感器阶跃特性智能化测试技术研究

Research on Intelligent Test Technology of Step Characteristics of UHVDC Electronic Transformer

通过对直流电流互感器阶跃特性测试技术和暂态特性建模的分析研究,提出了特高压直流电子式互感器阶跃特性智能化测试方案及现场测试解决方案,对改变目前直流输电工程中互感器选型、检测、运维的无序状态具有十分重要的意义,将为直流控制保护及监视系统的可靠运行提供技术保障,提高了直流输电工程的安全可靠运行水平。

Based on the analysis and research of step characteristic test technology and transient characteristic modeling of DC current transformer,an intelligent test scheme and field test solution for step characteristic of UHVDC electronic transformer are put forward,which is of great significance to change the disordered state of transformer selection,detection,operation and maintenance in current DC transmission project.It will provide technical support for the reliable operation of DC control protection and monitoring system,and improve the safe and reliable operation level of DC transmission project.