基于傅里叶级数的PWM波形分析  

PWM Waveform Analysis Based on Fourier Series

作　　者：王庆宇 吕晨晨 Wang Qing-yu;Lyu Chen-chen(College of Mechanical Engineering,Sichuan University,Chengdu 610207,Sichuan Province,China)

机构地区：[1]四川大学机械工程学院,四川成都610207

出　　处：《科学与信息化》2023年第4期132-135,共4页Technology and Information

摘　　要：基于高等数学相关知识来研究电机PWM调速中PWM波形的模拟和仿真计算问题,以及进行对于一般情况下PWM波形傅里叶级数展开的计算能够为我们研究PWM技术奠定基础,从而能够得出一般性质下任意PWM波形分析的方法和结论.傅里叶级数展开对于PWM波形研究的重要性也将在实践中被不断证明.Based on the knowledge of advanced mathematics,the simulation and simulation calculation problems of PWM waveforms in the PWM speed regulation of the motor,as well as the calculation of the Fourier series of PWM waveforms in general condition,can lay the foundation for us to study PWM technology,so that we can draw methods and conclusions for the analysis of arbitrary PWM waveforms in general properties.The importance of Fourier series expansion for the study of PWM waveforms will continue to be proven in practice.

关 键 词：PWM技术 信号波形分析 傅里叶级数展开 

分 类 号：O17[理学—数学]