微机线路保护现场接线正确性的检查与判断  

Inspection and Estimation of Micro-computer Line Protection Field Wiring Correctness

作　　者：任德宁 

机构地区：[1]青海黄河发电运营有限公司,青海西宁810003

出　　处：《青海电力》2008年第4期63-66,共4页Qinghai Electric Power

摘　　要：微机线路保护装置具有调试方便、运行稳定、动作可靠的特点,文章结合保护装置现场的安装调试,根据不同的电流互感器和电压互感器的接线,判断微机保护装置内部接线正确性的方法,有助于现场继电保护工作人员熟练掌握微机型线路保护装置带负荷检验的各种试验方法。Micro- computer line protection devices have the character of convenient debugging, stable operation and reliable action. Combining with its field installation and debugging, the paper proposes the method of estimating the correctness of micro - computer protection internal wiring based on the different wiring of PT and CT, and it＇ s helpful to the field relay protection workers to expertly grasp every testing method of micro - computer line protection devices on load.

关 键 词：微机保护 方向元件 接线 带负荷检验 

分 类 号：TM773[电气工程—电力系统及自动化]