基于FPGA的逆变器特定谐波消除算法实现  

Implementation of Inverter SHEPWM Algorithm Based on FPGA

作　　者：刘呈超 刘莹[1] 程善美[1] LIU Cheng-chao;LIU Ying;CHENG Shan-mei(Huazhong University of Science and Technology,Wuhan 430074,China)

机构地区：[1]华中科技大学,湖北武汉430074

出　　处：《电力电子技术》2019年第1期1-4,共4页Power Electronics

摘　　要：介绍了特定谐波消除脉宽调制(SHEPWM)技术的基本原理,建立SHEPWM的数学模型,研究了基于现场可编程逻辑门阵列(FPGA)的脉冲生成方法及不同载波比之间的切换条件。最后通过仿真和实验分析验证了其可行性和有效性。The selective harmonic elimination pulse width modulation (SHEPWM)technique is described.The mathematical model of SHEPWM is established.The pulse generating method of SHEPWM based on field programmable gate array(FPGA)is studied along with the transition principles under different carrier ratios.Finally,the feasibility and effectiveness of the proposed implementation method are verified through both simulation and experimental results.

关 键 词：逆变器 特定谐波消除脉宽调制 载波比 现场可编程逻辑门阵列 

分 类 号：TM464[电气工程—电器]