双馈电机转子变流器输出滤波器的多目标模糊优化设计  

Multi-Objective Fuzzy Optimization of Rotor Side Converter Output Filter in AC Excited Double Fed Induction

作　　者：张文娟[1] 

机构地区：[1]宝鸡文理学院电子电气工程系,陕西宝鸡721007

出　　处：《电测与仪表》2013年第7期123-128,共6页Electrical Measurement & Instrumentation

基　　金：国家自然科学基金资助项目(51207002);宝鸡文理学院重点科研计划项目(ZK11068);陕西省教育厅科学研究计划项目(2013JK1017);陕西省科技计划工业攻关资助项目(2013K07-12)

摘　　要：模糊优化理论应用于双馈电机转子变流器输出滤波器设计是一种全新的方法。本文根据基波压降、电容支路电流、滤波器无功功率、高次谐波电流、谐波总畸变率的工程约束条件,建立LC滤波器模糊优化数学模型,提出以满意度为综合指标的多目标模糊优化函数,并给出求解对称模糊优化问题的基本思路及方法。最后设计研制了一台LC滤波器,与经验设计方法的滤波效能进行了仿真和实验比较,结果表明,该方法在得到最优结构设计方案的同时,增强了滤波效率,提高了系统安全范围。The application of the fuzzy optimization theory to the rotor side converter output filter in excited double fed induction is a novel method.In this paper,the LC filter fuzzy optimization mathematical model is established and with the satisfaction as the integrated index,the multi-objective fuzzy optimization function is established proposed,then the basic solution method of symmetric fuzzy optimization is studied according to the engineering constraints,such as the fundamental voltage drop,the capacitance current,filter reactive power,high frequency harmonic currents and total harmonic distortion,.In the end,a LC filter is designed and built up,and the simulation and experimental results show that the optimal structure is obtained by the designed filter,meanwhile,the filtering efficiency is enhanced and system safety range is improved.

关 键 词：变流器 滤波器 多目标 模糊优化 

分 类 号：TM921[电气工程—电力电子与电力传动]