摘要
基于MATLAB对三相方波逆变电路进行谐波与效率的仿真分析,通过建立逆变电路模型,采用方波调制技术生成三相输出电压,分析其频谱特性和谐波含量。仿真结果显示,方波逆变器输出中包含显著的谐波成分,主要集中在基频的整数倍频率。为评估系统性能,计算了电路的效率,考虑了开关损耗、导通损耗和滤波器的影响。研究结果为方波逆变器的设计提供了理论基础,有助于提高其在工业和可再生能源系统中的应用性能。通过此分析,旨在为未来逆变器技术的发展提供参考,推动高效能和低谐波输出的电力电子设备的设计。
This study simulates and analyzes the harmonics and efficiency of a three-phase square wave inverter circuit based on MATLAB.By establishing an inverter circuit model and using square wave modulation technology to generate three-phase output voltage,analyze its spectral characteristics and harmonic content.The simulation results show that the output of the square wave inverter contains significant harmonic components,mainly concentrated in integer multiples of the fundamental frequency.To evaluate system performance,the efficiency of the circuit was also calculated,taking into account the effects of switch losses,conduction losses,and filters.The research results provide a theoretical basis for the design of square wave inverters,which can help improve their application performance in industrial and renewable energy systems.Through this analysis,the aim is to provide reference for the development of future inverter technology and promote the design of high-performance and low harmonic output power electronic devices.
作者
何舒林
李自成
文浩
杨震
李事成
He Shulin;Li Zicheng;Wen Hao;Yang Zhen;Li Shicheng(College of Engineering and Technology,Chengdu University of Technology,Leshan Sichuan 614000,China)
出处
《现代工业经济和信息化》
2025年第6期242-244,247,共4页
Modern Industrial Economy and Informationization
关键词
方波逆变电路
谐波
效率
square wave inverter circuit
harmonics
efficiency
作者简介
何舒林(2002-),男,四川资阳人,成都理工大学工程技术学院本科在读,研究方向为电气工程及其自动化;李自成(1970-),男,四川资阳人,教授,研究方向为电力电子和高电压技术;文浩(2002-),男,四川广安人,成都理工大学工程技术学院本科在读;杨震(2004-),男,吉林四平人,成都理工大学工程技术学院本科在读;李事成(2003-),男,四川绵阳人,成都理工大学工程技术学院本科在读。
