民用飞机机轮电滑行系统适航符合性验证技术研究

Research on airworthiness compliance verification method of civil aircraft electric taxiing system

飞机电滑行系统是一种民用飞机滑行领域出现的新兴技术,具有较为重要的现实意义和潜在应用价值,为保证研制过程中适航性工作的全面落实,需提高飞机电滑行系统的适航安全性。为了全面研究民用飞机电滑行系统的适航符合性,针对电滑行系统的组成和特点,对系统级和机轮刹车滑行装置的适航标准、符合性验证方法进行了分析,结合CCAR 25.307结构符合性条款的解读,给出了民用飞机电滑行系统验证的适航要求。引入系统工程“V”模型至民用飞机电驱动系统适航符合性验证过程,利用系统工程“V”模型提出了适用于飞机电滑行系统的验证流程,明确了各阶段工作内容,形成了适用于飞机电滑行系统的适航符合性试验验证方法和验证思路,为民用飞机电滑行系统的设计和适航提供参考。

Aircraft electric taxing system is an emerging technology in the field of civil aircraft taxing,which has important practical significance and potential application value.To ensure the full implementation of airworthiness in the development process,it is necessary to improve the airworthiness safety of aircraft electric taxing system.In order to comprehensively study the airworthiness compliance of the electric taxing system of civil aircraft,based on the composition and characteristics of the electric taxing system,the airworthiness standards and compliance verification methods of the system level and wheel brake drive device are analyzed.Combined with the interpretation of the requirements of the structural compliance clause CCAR 25.307,the airworthiness requirements for the verification of the electric taxing system of civil aircraft are given.The system engineering V model is introduced into the airworthiness compliance verification process of the civil aircraft electric drive system,and the verification process suitable for the aircraft electrical taxi system is proposed by using the system engineering V model,the work content of each stage is defined,and the airworthiness compliance test verification method and verification idea suitable for the aircraft electrical taxi system are formed.It provides a reference for the design and airworthiness of civil aircraft electric taxing system.