航空涡扇发动机结构强度试验技术发展  

Development of Structural Strength Test Technology of Turbofan Aeroengine

作　　者：安中彦 AN Zhong-yan(AECC Shenyang Engine Research Institute,Shenyang 110015,China)

机构地区：[1]中国航发沈阳发动机研究所,沈阳110015

出　　处：《航空发动机》2021年第4期131-140,共10页Aeroengine

基　　金：航空动力基础研究项目资助。

摘　　要：航空涡扇发动机是军民用飞机的主要动力装置,航空发动机结构强度试验目的是验证发动机整机及零部件结构的强度、变形、振动、疲劳、蠕变、损伤容限、寿命及结构可靠性等是否满足设计规范、标准和实际使用需求。目前,中国开展的相关结构强度试验种类主要有零部件振动、转子件、结构静力与疲劳、热强度等试验。从航空涡扇发动机对强度试验的需求分析出发,对其强度试验技术进行概述,归纳了研制规范和技术发展方面对强度试验的需求,简述了强度试验技术国内外专业发展现状,分析认为中国与国外先进水平在试验硬件设备、适航性专用试验技术和能力、先进试验技术的自研能力方面存在差距与不足,提出夯实现有强度试验相关的技术基础、紧跟先进的强度试验技术发展、提升围绕发动机极端工况需求的研制能力的强度试验技术的发展思路和方向。Turbofan aeroengine is the main powerplant of military and civil aircraft.The purpose of aeroengine structural strength test is to verify whether the strength,deformation,vibration,fatigue,creep,damage tolerance,life and structural reliability of the engine and its components meet the design specifications,standards and actual operation requirements.At present,the main types of relevant structural strength tests in China were vibration test,rotor test,static and fatigue test,thermal strength test.Based on the requirement analysis of strength test for turbofan aeroengine,the strength test technology of turbofan aeroengine was summarized.The requirements of strength test in terms of development specifications and technology development were summarized.The professional development status of strength test technology at home and abroad were described briefly.The analysis shows that there are gaps and deficiencies between China and western countries in test hardware equipment,airworthiness special test technology and capability,and self research capability of advanced test technology.The development strategy and direction of the strength test technology are presented,which is based on the technology related to the strength test,closely following the development of the advanced strength test technology,and improving the research and development ability around the requirements of the aeroengine extreme operation conditions.

关 键 词：强度试验 发展历程 结构完整性 航空涡扇发动机 

分 类 号：V216.1[航空宇航科学与技术—航空宇航推进理论与工程]