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| 进气道结构完整性评定技术研究 | |
| 引用本文： | 许泽,许希武,曾宁,李秋龙.进气道结构完整性评定技术研究[J].航空学报,2006,27(3):436-439. |
| 作者姓名： | 许泽 许希武 曾宁 李秋龙 |
| 作者单位： | 1. 南京航空航天大学,航空学院,江苏,南京,210016;成都飞机设计研究所,四川,成都,610041 2. 南京航空航天大学,航空学院,江苏,南京,210016 3. 成都飞机设计研究所,四川,成都,610041 |
| 摘 要： | 进气道结构完整性评定是飞机结构平台研制关键技术,确保整个寿命期的飞机安全。介绍了先进歼击机进气道结构及载荷特点。研究了进气道结构完整性评定的两项关键技术:即基于结构几何非线性数值分析的结构总体和细节参数的确定技术和声疲劳试验件的设计及声载荷谱的制定技术。提出了技术解决方案并给出了成功应用实例。 |
| 关 键 词： | 飞行器结构力学 结构完整性 进气道 声疲劳 几何非线性 |
| 文章编号： | 1000-6893(2006)03-0436-04 |
| 修稿时间： | 2004年12月2日 |
The Research of Air Inlet Structure Integrity Assessment Technology |
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| XU Ze,XU Xi-wu,ZENG Ning,LI Qiu-long.The Research of Air Inlet Structure Integrity Assessment Technology[J].Acta Aeronautica et Astronautica Sinica,2006,27(3):436-439. | |
| Authors: | XU Ze XU Xi-wu ZENG Ning LI Qiu-long |
| Institution: | 1. Departmant of Aircraft Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China;2. Chengdu Aircraft Design and Research Institute, Chengdu 610041, China |
| Abstract: | Air inlet structure integrity assessment is the key technology of aircraft design in order to guarantee the safety of aircraft during the whole life time.Presenting the characteristics of advanced air inlet structure and loads,researching the air inlet structural layout and detail design technologies based on geometry nonlinear analysis technique,and the sonic fatigue test specimen design and sound load spectrum determination technologies are the main contents of the paper.The strategies of solutions are developed and the application example is given. |
| Keywords: | structural mechanics of flight vehicle aircraft structure integrity air inlet sonic fatigue geometry nonlinearity |
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