基于故障注入技术的航天器系统级软件测试方法研究  

Research on Testing Method for Spacecraft System-level Software Based on Fault Injection

作　　者：幺飞[1] 时光[1] 富小薇[1] YAO Fei;SHI Guang;FU Xiaowei(Beijing Institute of Spacecraft System Engineering,Beijing 100094,China)

机构地区：[1]北京空间飞行器总体设计部,北京100094

出　　处：《航天器工程》2019年第1期130-136,共7页Spacecraft Engineering

摘　　要：针对航天器系统级软件故障模式测试特点及难点,对故障注入技术在航天器系统级软件测试的工程应用进行经验总结。详细说明了系统级软件故障模式测试的基本原理,从应用对象的角度出发将故障注入技术进行合理分类,提出了3种适用于航天器系统级故障注入技术。根据现有工程实践经验,结合系统级故障模式测试设计理论,对系统级故障注入技术从实现原理、地面系统连接方式、故障注入与系统响应时序关系等方面进行了研究,并在此基础上提出了航天器系统级星载软件故障模式测试验证的具体应用方法、适用场景及优缺点,可为航天器系统级电测中的软件测试设计提供参考。Aiming at the characteristics of spacecraft system-level software fault mode testing,the application of fault injection technology is summarized.This paper describes in detail the characteristics,difficulties and basic principles of system-level software fault mode testing.Fault injection technology is classified reasonably from the perspective of application object.Based on the existing engineering experience and the theory of system-level failure mode test and design,three kinds of system-level fault injection technology are studied from the aspects of implementation principle,ground system connection mode,sequential relationship between fault injection and system response and so on.The specific implementation method of spacecraft system-level software failure mode testing is proposed,and the applicable scenarios,advantages and disadvantages of three fault injection technologies are summarized,which can provide reference for spacecraft system-level software testing design.

关 键 词：星载软件 故障模式 故障注入 测试验证 

分 类 号：V416.6[航空宇航科学与技术—航空宇航推进理论与工程]