三相四线制电力有源滤波器的滑模变结构控制  

SLIDING MODE CONTROL OFACTIVE POWER FILTERS IN THREE-PHASE FOUR-WIRE SYSTEM

作　　者：习伟[1] 殷波[2] 赵子岩[3] 张永伟[1] 

机构地区：[1]华中科技大学电力系,湖北省武汉市430074 [2]武汉大学电力系,湖北省武汉市430072 [3]中国电力科学研究院,北京100085

出　　处：《电网技术》2004年第5期18-21,共4页Power System Technology

摘　　要：设计了一种基于滑模变结构控制的三相四线制有源滤波器装置,介绍了该装置的原理及滑模变结构控制方法,并对滑动模态的存在性、可达性和稳定性进行了分析;指出滑模控制的本质是一种等速趋近律,并对其优缺点进行了分析,仿真结果表明该控制方法具有良好的谐波抑制性能,且易于实现。A sliding mode control based active power filter for three-phase four-wire system is developed, the principle of this device and the strategy for sliding mode control are presented, the existence, stability and accessibility of the sliding mode are analyzed, in addition the quality of the developed sliding mode control is researched. The simulation results show that this control strategy possesses good performance to suppress the harmonics and is easy to implement.

关 键 词：电力有源滤波器 滑模变结构控制 电力系统 三相四线制系统 无功功率补偿 

分 类 号：TN713.8[电子电信—电路与系统] TM714.3[电气工程—电力系统及自动化]