电网谐波监视分析及保护一体化装置设计概述  

Harmonic Detection Analysis and Protection Device Design

作　　者：汪文波 

机构地区：[1]甘肃电投河西水电公司,甘肃张掖734000

出　　处：《河西学院学报》2014年第5期82-85,共4页Journal of Hexi University

摘　　要：随着各种电力电子器件等非线性设备的广泛应用,谐波对电网的影响和危害日益严重,造成电能质量的严重恶化.严重影响了整个电网安全、经济的运行.因此实时、准确地检测电网中谐波含量,掌握电网中谐波的实际情况,对于防止谐波的危害,保障电网安全具有重要的现实意义.本文设计的装置机构偶简单,使用安装方便,可靠性高,抗干扰能力强.具有一定的实用价值.In recent years, due to the wide application of various power electronic devices and nonlinear devices, the harmful harmonic effect on the grid is very serious. Therefore, detection of real-time, accurate harmonic content can prevent the harmonic harm. It also has the practical significance to protect the power grid security. The mechanism is simple, convenient, and has high reliability and strong anti -interference ability.

关 键 词：信号的采集 光点耦 合报警限位 联网通讯 

分 类 号：TM727[电气工程—电力系统及自动化]