一种低压无功补偿装置的设计与MATLAB仿真  

Design and MATLAB Simulation of a Low Voltage Reactive Power Compensation Device

作　　者：谢迪 李卫星[1] 易强 XIE Di;LI Wei-xing;YI Qiang(Jiangya Hydropower Station,Hunan Lis Lishui HydroPower Co.Ltd.,Zhangjiajie 427221,China)

机构地区：[1]湖南澧水流域水利水电开发有限责任公司江垭水电站,湖南张家界427221

出　　处：《电气开关》2023年第6期74-79,共6页Electric Switchgear

摘　　要：在电力供电系统中,功率因数的提高是一项重要的技术工作,直接关系到输电线路的电能损耗及供电的经济性、供电质量的好坏。本文对无功功率补偿的理论进行分析与论证,在理论研究的基础上设计了一种TSC无功补偿装置。重点介绍设计方案中主电路选择、信号检测、投切判据、零电压投切、晶闸管触发电路等TSC装置的关键技术问题,用MATLAB软件对TSC无功补偿装置进行仿真与分析,设计的无功补偿装置控制合理、硬件结构简单,能够实现无功的快速动态补偿,且成本较低,在配电网中将具有广阔的应用前景。In the power supply system,the improvement of power factor is an important work,which directly relats the energy loss of the transmission lines,economy of power supply and the quality of power supply.This article ana⁃lyzes and demontrates the theorty of reactive power compensation,and designs a TSC reactive power compensation device based on theoretical research.Reintraduce the key technical issues of TSC decives in the design scheme,such as main circuit selection,signal detection,switching criteria,zero voltage switching,thyristor trigger circuit,etc.The TSC reactive power compensation device is simulated and analyzed using MATLAB software.The designed reactive power compensation device has reason able control,simple hardware structure,can achieve rapid dynamic compen sation of reative power,and has low cost.It will have broad application prospect indistribution networks.

关 键 词：无功功率补偿 TSC无功补偿装置 设计方案 MATLAB仿真 

分 类 号：TM71[电气工程—电力系统及自动化]