双PWM变频器能量回馈单元的研究  

Research of Energy Feedback Unit in Dual-PWM Inverter

作　　者：柏塔.居尼斯汗 巴力登[1] 

机构地区：[1]新疆大学电气工程学院,乌鲁木齐830047

出　　处：《化工自动化及仪表》2014年第6期698-702,718,共6页Control and Instruments in Chemical Industry

基　　金：国家自然科学基金资助项目(51269031)

摘　　要：在对能量回馈单元的研究中,分析PWM整流电路的拓扑结构、工作原理和数学模型,并选出实用且便于数字实现的控制方法,设计双闭环控制的直接电流控制方案。给出了主电路和控制电路的设计思路,并且基于MATLAB/Simpower Systems的仿真验证了双PWM变频器的能量回馈单元具有较好的能量回馈功能。In the research of energy feedback unit,the PWM rectifier circuit＇s topology structure,workingprinciple and mathematical model were analyzed; and though selecting practical and digital control method,the DC control scheme which boasting of double closed-loop control was designed,including the ideas for designing main circuit and control circuit; and MATLAB /Simpower Systems simulation verifies the better energy feedback function of the dual-PWM inverter energy feedback unit.

关 键 词：变频器 能量回馈 双 PWM 变频系统 整流器 

分 类 号：TH862[机械工程—仪器科学与技术]