IMECH-IR  > 力学所知识产出(1956-2008)
风洞中自由飞模型气动特性参数的辨识
马家欢; 陈素贞; 唐宗衡
Source Publication飞航导弹
1991
Issue3Pages:23-26
ISSN1009-1319
Abstract对高超音速脉冲型风洞中Ma=10条件下10°尖锥模型的自由飞角运动记录进行气动参数的辨识。分别以通用的三周期法和参数微分法辨识获得俯仰平面的静、动稳定性导数。同时讨论和比较了两种辨识方法的有效性,结果表明:虽然原始角运动周期数较少,但只要有足够数量和足够精度的原始数据,两种方法均给出一致的静、动气动稳定性参数,而当考虑动压变化或非线性气动特性时,以参数微分法为优。此外还以数值模拟的方法讨论了数据点数。周期数以及原始数据测读误差对辨识结果的影响,与误差理论分析结果所得结论一致。
Keyword~+气动参数辨识 ~+三周期理论 参数微分法 ~+风洞模型自由飞 动稳定导数 静稳定导数
Language中文
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/36116
Collection力学所知识产出(1956-2008)
Corresponding Author马家欢
Recommended Citation
GB/T 7714
马家欢,陈素贞,唐宗衡. 风洞中自由飞模型气动特性参数的辨识[J]. 飞航导弹,1991,3,:23-26.
APA 马家欢,陈素贞,&唐宗衡.(1991).风洞中自由飞模型气动特性参数的辨识.飞航导弹(3),23-26.
MLA 马家欢,et al."风洞中自由飞模型气动特性参数的辨识".飞航导弹 .3(1991):23-26.
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