城市自动驾驶决策系统安全分析与策略设计Safety Analysis and Strategy Design for Decision System of Urban Autonomous Driving Vehicles
陈君毅;刘力豪;周堂瑞;邢星宇;
摘要(Abstract):
基于系统理论过程分析(system theory process analysis,STPA),提出了一种面向高等级自动驾驶决策系统的安全性开发方法。该方法应用在一个城市自动驾驶决策系统的原型开发阶段,通过安全分析得到系统的70个不安全控制行为。针对其中3个功能状态,分析得到10个不安全控制行为原因,提出9个安全策略。应用其中一个典型安全策略进行系统改进,通过仿真试验对其进行了验证。试验结果表明,基于所提出方法设计的安全策略有效可行,提出的方法能够提高自动驾驶决策系统的安全性。
关键词(KeyWords): 自动驾驶;决策系统;预期功能安全(SOTIF);系统理论过程分析(STPA)
基金项目(Foundation): 国家重点研发计划(2018YFB0105101,2018YFB0105103)
作者(Author): 陈君毅;刘力豪;周堂瑞;邢星宇;
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DOI:
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