基于虚拟仪器的光纤电压互感器数字化实现  

Digital realization of optical fiber voltage transformer based on virtual instrument

作　　者：肖庆亮[1] 李传生[1] 张朝阳[1] 杨德伟[1] 李立京[1] 

机构地区：[1]北京航空航天大学仪器科学与光电工程学院,北京100191

出　　处：《电力系统保护与控制》2010年第12期107-110,120,共5页Power System Protection and Control

摘　　要：针对变电站数字化发展需要,采用虚拟仪器技术,在一种基于晶体Pockels效应的光纤电压互感器上构建信号检测平台,并在该检测平台上实现以太网接口输出。整个检测平台作为一套完整的检测系统,具有很好的人机控制界面,能够对电压互感器的输出进行实时监测与在线控制,并能为二次设备提供标准以太网接口。该检测平台符合数字化变电站智能化一次设备和网络化二次设备的要求。For the demand of digital transformer substation,with the help of virtual instrument technology,signal detection platform is constructed on optical fiber voltage transformer,which is based on the crystal Pockels effect.And then Ethernet interface is realized through the platform.As a complete set of detection system,this detection platform has an excellent man-machine control interface.It can provide not only real-time monitoring and online control,but also standard Ethernet interface for secondary equipment,which meets the requirements of intelligent one side equipment and network of secondary side equipment in digital transformer substation.

关 键 词：光纤电压互感器 虚拟仪器 LabVIEW 数字闭环检测 IEC61850 以太网接口 

分 类 号：TM451.7[电气工程—电器] TP212[自动化与计算机技术—检测技术与自动化装置]