模拟电路故障物理注入系统设计Design of fault physical injection system for analog circuit
李文海,李睿峰,王怡苹,席靓
摘要(Abstract)：
针对当前模拟电路故障物理注入试验中缺乏高效故障注入及测试数据采集手段的问题,设计一种基于PXI仪器总线的自动化故障注入系统。该系统能够完成对模拟电路大部分故障的自动化注入以及故障响应信息的采集等功能,具有通用性、扩展性和易操作等特点。此外,对开关网络的控制信号进行建模,确保开关切换时切换对象、切换时间的准确无误,避免故障注入过程中发生错误导致故障注入系统和被测电路的损坏。最后,通过对实例电路进行试验,验证了该系统的实用性,并收集了进行测试性分析所需的数据信息。
关键词(KeyWords)： 模拟电路;物理注入;数据采集;故障注入系统;开关网络;拓扑模型
基金项目(Foundation):
作者(Author): 李文海,李睿峰,王怡苹,席靓
DOI: 10.16652/j.issn.1004-373x.2018.08.025
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