1、 本科生毕业设计(论文) 题 目 电流逆变器的 MATLAB 仿真 专 业 电子信息科学与技术 院 部 物理与电子工程学院 电流逆变器的 MATLAB 仿真 摘 要:电流型逆变器(CSI)具有很多优点:主电路简单;便于实现再生制动和 四象限运行;限流能力强,短路保护可靠性高;适用于中、大容量的相量控制, 用于电力拖动时能在宽范围内精确控制转矩和速度等。 在分析逆变电路基本原理的基础上, 本文设计了一单相桥式电流型逆变器, 和一三相桥式电流型逆变器, 并对两种逆变器作了理论分析和计算机仿真研究, 观察输出电压波形、系统输入电流波形、电压电流波形的谐波情况、不同仿真 条件时系统输入输出的变化情况和
2、理论分析的结果进行比较。 关键词:电流逆变器;MATLAB;仿真 MATLAB-based simulation of bi-directional inverter xx Abstract: CSI has many advantages: the main circuit is simple,easy to realize regenerative braking and four quadrant operation, The current limit ability is strong, short circuit protection high reliability; Suita
3、ble for medium and large capacity of phasor control, when used in electric power drag in wider range precise control torque and speed, etc. this paper introduces the design of a single-phase bridge type current-mode inverter, and a three-phase bridge type currentmode inverter on the analysis of the
4、basic principle of inverter circuits ,and two inverter to the theoretical analysis and computer simulation,observe the output voltage waveform, system input currents, voltage current waveform of harmonic, different simulation conditions when system input and output the changing situation and theoretical analysis results are compared. Keywords: Current inverter, MATLAB, simulation 1 目目 录录 绪论. 2 1 概述 3 1.1 MA TLAB 简介 3 1.2 逆变器 3 1.2.1 电流型逆变器的研究意义. 3 1.2