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Fault Recorders in Power Electronics Equipment
Author(s): 
Pages: 392-395,398
Year: Issue:  2
Journal: Computer Measurement & Control

Keyword:  故障录波电力电子装置DSP;
Abstract: 针对电力电子装置的故障诊断实现特点,提出了一种专门针对电力电子装置的故障录波系统,由中心分析站和采集子站组成;该装置采用多CPU并行工作的电路结构,ARM9处理器实现友好的人机界面以及丰富的通信接口,DSP实现故障录波启动、测频、开关量检测等算法,FPGA实现高速AD采样控制以及ARM和DSP之间数据交换的控制;介绍了故障录波器的工作原理,录波启动、突变量检测、软件测频等算法及软件各主要功能模块的流程框图,并对该装置的特点和应用前景作了研究和说明.
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