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Implementation of Three-phase AC Power Based on SA4828 and DIO
Author(s): 
Pages: 42-44,48
Year: Issue:  5
Journal: Instrumentation Technology

Keyword:  三相交流信号SA4828SPWMDIO;
Abstract: 针对常用三相交流电产生电路的不足,设计了一种频率和幅度可调的三相交流信号源.该信号源采用MITEL公司生产的SA4828作为三相正弦脉宽调制(SPWM)信号发生器,连接研华公司生产的DIO模块USB4751,在计算机软件的控制下,生成所需要的SPWM波形,再经过二阶有源滤波网络,即可得到作为系统激励的三相交流信号.该三相交流信号源输出的频率和电压值精确可调,电路结构简单,信号精度与稳定性高,试验结...
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