25 A有源电力滤波器主电路参数设计与仿真研究  

Design and Simulation of Main Circuit Parameters of 25 A Active Power Filter

作　　者：胡春龙 HU Chunlong(Shaanxi Defence Vocational and Technical College,Xi’an 710300,China)

机构地区：[1]陕西国防工业职业技术学院,陕西西安710300

出　　处：《机械与电子》2022年第8期23-27,共5页Machinery & Electronics

基　　金：陕西省教育科学“十四五”规划课题(SGH21Y0523)。

摘　　要：针对电能传输中网侧电流谐波污染严重、电流补偿性能易受主参数影响变化较大等特点,以额定电流25 A的并联有源电力滤波器为研究对象,讨论了直流侧电压、直流侧电容2个重要主参数的设计方法及对补偿性能的影响,按照跟踪补偿电流和抑制开关频率处的谐波要求,详细分析了滤波电感的选取方法。采用设计的参数和SPWM控制策略,在MATLAB/Simulink中对系统进行了仿真实验,结果表明系统主参数设计方法可靠有效,优化了电流的补偿性能。In view of the characteristics of serious harmonic pollution of grid side current and large variation of current compensation performance easily affected by main parameters in electric energy transmission,taking the parallel active power filter with rated current of 25 A as the research object,the design methods of two important main parameters of DC side voltage and DC side capacitance and their influence on compensation performance are discussed,According to the requirements of tracking compensation current and restraining harmonic at switching frequency,the selection method of filter inductance is analyzed in detail.Using the designed parameters and SPWM control strategy,the simulation experiment of the system is carried out in MATLAB/Simulink.The simulation results show that the main parameter design method of the system is reliable and effective,and the current compensation performance is optimized.

关 键 词：电流补偿 有源电力滤波器 主参数设计 仿真 

分 类 号：TM761[电气工程—电力系统及自动化]