高超声速飞行器热颤振研究现状与展望  

Research Progress and Prospect of Thermal Flutter of Hypersonic Vehicles

作　　者：陈浩宇 王彬文[1] 宋巧治 李晓东[1] CHEN Haoyu;WANG Binwen;SONG Qiaozhi;LI Xiaodong(Aviation Acoustics and Vibration Aviation Science and Technology Key Laboratory,Aircraft Strength Research Institute of China,Xi’an 710065,China)

机构地区：[1]中国飞机强度研究所航空声学与振动航空科技重点实验室,西安710065

出　　处：《航空工程进展》2022年第1期19-27,共9页Advances in Aeronautical Science and Engineering

摘　　要：高超声速飞行器在飞行过程中承受严酷的气动载荷以及气动加热,因此其结构在设计中要充分考虑气动力及气动热效应引起的结构动稳定性和动响应等问题,热颤振是其中较为关键的一环。本文梳理了热颤振研究的发展历程,总结了用于热颤振研究的多种现有方法,包括热模态试验、热颤振仿真分析以及风洞试验等。在此基础上,进一步分析了可用于热颤振研究的新兴技术——地面颤振试验技术的研究现状及存在问题,展望了地面热颤振试验技术的未来发展趋势。Hypersonic vehicle is subjected to severe aerodynamic load and aerodynamic heating during the flight.Thus structural dynamic stability and response caused by aerodynamic force and aerodynamic heating should be fully considered in the design process of structure,in hypersonic vehicles the thermal flutter is one of the key parts.In this paper,the development of thermal flutter research is reviewed,various existing methods for thermal flutter research are summarized,including thermal modal test,thermal flutter simulation analysis and wind tunnel test.On this basis,the research status and existing problems of ground flutter test,which can be used in the study of thermal flutter,are summarized,and the future development trend of ground thermal flutter test is prospected.

关 键 词：高超声速 热模态 气动热弹性 颤振 地面颤振试验 

分 类 号：V215.34[航空宇航科学与技术—航空宇航推进理论与工程]