级联H桥多电平STATCOM控制方法研究  

Research on the Control Method of Cascaded H-bridge Multilevel STATCOM

作　　者：任锡林 REN Xilin(Shanghai Survey,Design and Research Institute Co.,Ltd.,Shanghai 200000,China)

机构地区：[1]上海勘测设计研究院有限公司,上海200000

出　　处：《电工技术》2025年第3期106-109,129,共5页Electric Engineering

摘　　要：对级联H桥多电平STATCOM装置进行了研究,提出了一种基于多个n次谐波同步旋转变换的谐波分频补偿技术及直流侧电压分级平衡控制方法,建立了H桥级联型STATCOM装置的数学模型,并采用基于均值滤波的i_(p)-i_(q)谐波检测法,实现了高动态性能控制。基于FPGA的控制系统进行了样机实验,实验结果验证了所述控制策略的正确性及有效性。The cascaded H bridge STATCOM is studied.A harmonic frequency division compensation technique based on multiple n harmonics synchronous rotating transform and hierarchical DC voltage control strategy is proposed and the mathematical model is constructed.The i_(p)-i_(q) harmonic detection method based on the mean filter is proposed to achieve high dynamic performance control.The control strategy is verified correctly and validly via results of prototype experiment based upon FPGA control system.

关 键 词：静止同步补偿器 级联H桥 分频补偿 直流侧电压控制 

分 类 号：TM761[电气工程—电力系统及自动化]