摘要
在阐述国内外输电线路工频量参数的测量研究现状以及测试技术发展历程的基础上,综述了目前国内外输电线路工频量参数测试的主要方法,包括基于变频原理的线路参数测试、基于同步相量测量的线路参数在线计算、基于GPS的互感线路零序参数带电测量、非全相运行情况下的参数在线估计等等,并分析了各种方法的基本原理、适用范围及其优缺点,对各种参数测试方法的应用前景作出了初步的评价。
Amount of research and development of fundamental frequency parameters measurement of power transmission lines on domestic and foreign range are summarized in this paper,and a overview of the main frequency parameters measurement technology of power transmission lines on domestic and foreign range are discussed.The applicability range of these parameter measurement methods and their advantages and defects are analyzed,and a preliminary assessment for these methods and their application prospects are pointed out.
出处
《机电工程技术》
2009年第2期74-77,99,共5页
Mechanical & Electrical Engineering Technology
关键词
输电线路
工频量
参数测试
transmission line
fundamental frequency
parameter measurement
