面向适航符合性的智能航电系统认证研究进展

民用飞机航电系统引入人工智能/机器学习技术会带来可信性、不确定性和可解释性等问题，有必要通过有效的符合性方法向公众与利益攸关方证实智能航电系统的适航安全性。首先，分析了智能航电系统的等级分类和应用现状，阐述了现有指南和标准的适用性；然后，基于对当前研究成果的梳理，总结了包含可信度分析、安全性评估、安全风险缓解和认证/批准活动的智能航电系统认证框架实施流程及其技术细节；最后，给出智能航电系统在全生命周期各个阶段的符合性验证要求及实现方法建议，评估了符合性验证对现有适航体系的影响，为民用飞机智能航电系统的设计与认证提供了参考依据。

Research progress of AI-based avionics system certificationfor airworthiness compliance

For the public and stakeholders, it is necessary to demonstrate airworthiness safety of AI-based avionics system in acceptable means of compliance, so as to solve problems of trustworthiness, uncertainty and explainability of civil aircraft avionics system caused by introducing artificial intelligence/machine learning technology. First of all, the classification and application status of AI-based avionics system are clarified, and the applicability of existing guidelines and standards are expounded. Then, based on the review of the current research progress, the implementation process and technical details of the certification framework for AI-based avionics system are summarized, including trustworthiness analysis, safety assessment, safety risk mitigation and certification/approval activities. Finally, it puts forward the requirements and implementation methods of the compliance verification of AI-based avionics system in each stage of the whole life cycle, and evaluates the impact of compliance verification on the existing airworthiness system. The study is significant to the design and certification of civil aircraft AI-based avionics system.