中国安全科学学报 ›› 2017, Vol. 27 ›› Issue (7): 82-87.doi: 10.16265/j.cnki.issn1003-3033.2017.07.015

• 安全工程技术科学 • 上一篇    下一篇

面向民机综合化航电系统的安全例证法研究

赵长啸 助理研究员, 阎芳 副研究员, 邢培培, 王鹏 副研究员   

  1. 中国民航大学 天津市民用航空器适航与维修重点实验室,天津 300300
  • 收稿日期:2017-05-10 修回日期:2017-06-20 发布日期:2020-11-26
  • 作者简介:赵长啸 (1989—),男,山东临清人,博士,助理研究员,主要从事民机系统安全性评估、综合化航电系统方面的研究。E-mail:cxzhao@cauc.edu.cn。
  • 基金资助:
    国家自然基金-民航联合资助(U1533105);国家重点基础研究发展(“973”)计划项目 (2014CB744902);中央高校基金资助(3122017090)。

Study on safety case method for integrated avionics of civil aircraft

ZHAO Changxiao, YAN Fang XING, Peipei WANG Peng   

  1. Civil Aircraft Airworthiness and Repair Key Laboratory of Tianjin, Civil Aviation University of China,Tianjin,300300,China
  • Received:2017-05-10 Revised:2017-06-20 Published:2020-11-26

摘要: 为解决新一代综合模块化航电系统(IMA)的安全性评估问题,基于安全例证法,构建并论证IMA的安全例证。针对SAE ARP4761标准的不足,分析安全例证法的适用性和基本结构,从安全性需求、框架、实施3个层面分析安全例证法在民机IMA中的应用,讨论基于过程和产品的 2种不同安全论证方式,以系统管理功能为例,利用目标结构化标记(GSN)语言,论证IMA的安全性。结果表明:安全例证法可与民机系统开发流程对应,有效地整合安全性分析过程中的安全证据资源,并在系统安全性需求与安全性证据间建立明确的关系。

关键词: 民用飞机, 系统安全性评估, 综合模块化航电系统(IMA), 安全例证目标结构化标记(GSN), 适航

Abstract: In order to solve the safety assessment issue of the next generation IMA, safety cases for the IMA were constructed and demonstrated. The deficiency in SAE ARP4761 standard was analyzed, and the basic structure of safety case was described .The applicability of the method for IMA was analyzed. Then the safety cases for IMA were constructed from three aspects, the safety requirements, framework and implementation. Two demonstration methods, process based and product based demonstrations were discussed. Safety demonstrations were implied on the system management function of IMA based on the GSN. The results show that the safety cases can correspond to the development process of civil aircraft systems,and can provide a more effective way to integrate the safety evidence resources in the safety assessment process, thus establishing a clear relationship between the system safety requirements and safety evidences.

Key words: civil aircraft, system safety assessment, integrated modular avionics(IMA), safety case, goal structuring notation(GSN), airworthiness

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