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基于tms320f28027的逆变电源制作
Authors
程星
艾皓
谢作生
黄要然
Publication date
1 January 2019
Publisher
'International Association for Vegetation Science'
Doi
Cite
Abstract
实现直流转交流的电压变换装置称为逆变器。传统的逆变器由单片机输出SPWM控制,程序设计与电路设计复杂。本文拟采用属于DSP的tms320f28027作为控制系统。利用其强大的浮点计算能力及功能齐全,高精度的外设模块在极大地简化电路与程序设计的情况下可方便地对逆变器进行精准控制。包括全桥逆变电路,LC滤波电路的主电路在DSP接收反馈并进行PI计算后输出相应的SPWM的情况下可输出正弦波交流电压。依据设计方案制作了样机,实验结果证明样机能输出纯净的正弦波电压,能够满足设计指标要求
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Last time updated on 20/11/2020