摘要
分析了供用电系统中变电站谐波抑制及无功补偿的特点,总结了化工类、冶金类和计算机类用户等谐波源负荷谐波发生特点及补偿治理方案,在此基础上开发了谐波问题分析与抑制的仿真软件。采用所开发的软件,可仿真计算变电站第三绕组安装滤波器滤除中压侧谐波的滤波效益、补偿效果,进行滤波前后谐波电流、母线电压和电容器组谐波放大问题分析,校验电容器安全运行状况;也可仿真计算化工类、冶金类及计算机类用户谐波发生量及计算其所需补偿无功功率,进而设计出典型的补偿滤波方案。测试结果表明,该软件计算准确,运行稳定,使用方便。
The characteristics of harmonic suppression and reactive power compensation in substation are analyzed, and the characteristics of the harmonic generation in chemical industry, metallurgy enterprise and centralized computer users are summarized, A new software is developed for harmonic analysis and suppression for substation and typical users. When the filters are connected to the third Winding of Transformer in substation, the filtering efficiency, the compensation efficiency, the harmonic voltage and current, the capacitor harmonic magnification and its reliable operation can be conveniently analyzed with the software. The quantities of harmonic in chemical industry, metallurgy enterprise and centralized computer users can be calculated, and some typical filters can be designed using the software. Test result indicates the software＇s reliability, stability and convenience.
出处
《继电器》
CSCD
北大核心
2007年第16期42-45,共4页
Relay
关键词
软件
变电站
化工
冶金
计算机
software
substation
chemical industry
metallurgy
computer
