超声速飞行器环境工程中的力学问题  

Mechanical problems in supersonic vehicle environmental engineering

作　　者：赵保平[1] 张韬[1] ZHAO BaoPing;ZHANG Tao(Beijing Research Institute of Mechanical & Electrical Technology,Beijing 100074,China)

机构地区：[1]北京机电工程研究所,北京100074

出　　处：《中国科学：物理学、力学、天文学》2019年第2期40-49,共10页Scientia Sinica Physica,Mechanica & Astronomica

摘　　要：本文说明了以液体冲压发动机为动力的超声速飞行器与其他类型飞行器的差异,详细介绍了国内外的相关标准,分析了目前标准无法满足型号需求的原因,并给出了依据实测数据对标准进行研究的成果.本文对国内外超声速飞行器动力激励源的工作过程和研究情况进行了综述,强调了目前的研究内容、研究方向与实际型号需求存在较大差异,分析了现有的研究成果无法满足型号环境适应性的问题.本文详述了型号工作中动力学分析方法的研究现状,并从地面试验、测量、故障分析等工作中的典型事例说明了型号工作的特点和难点,从另一方面说明型号研制过程中环境工程存在着诸多难题.This paper describes some differences between supersonic aircraft powered by liquid ramjet engine and other kinds of aircraft.It introduces the relevant engineering standards at home and abroad,analyzes reasons why standards can't satisfy engineering requirement,and gives our research results base on the measured data.Some research results about standard satisfy the engineering requirement of quick design.Working process of the supersonic vehicle dynamic excitation source and research progress at home and absroad is reviewed.The current research content,research direction and aircraft environmental adaptability requirement are different.The current research results and research methods can't satisfy environment adaptability of supersonic aircraft analysis.This paper details the research status of the dynamic analysis method in the model work,and explains the characteristics and difficulties of the model work from the typical examples of ground test,measurement and fault analysis.On the other hand,it explains that the environmental engineering of supersonic aircraft exist lots of problems.Finally,we hope that more researchers will get into in-depth research and together solve the difficulty problems of science and technology.

关 键 词：超声速飞行器 环境工程 力学 

分 类 号：V41[航空宇航科学与技术—航空宇航推进理论与工程] V219