IMECH-IR  > 高温气体动力学国家重点实验室
高超声速动态试验标模自由飞实验
孙英英; 苑朝凯; 潘文欣; 谷茄华
Source Publication高温气体动力学研究进展
2012
Pages27-31
Conference NameLHD2012夏季学术研讨会
Conference Date2012
Conference Place吉林延吉
Abstract采用10°尖锥高超声速动态试验标模在JF-8A高超声速脉冲风洞中开展了轻模型悬线自由飞实验。采用高速摄像机记录模型的飞行姿态,由于模型的成功设计和制作,在28ms 的风洞准定常工作时间内得到了三个周期以上的角运动。采用最大似然法辨识得到了该模型的俯仰阻尼系数,其值与相近实验条件下从国内外其它设备所得结果相一致,从而验证了实验结果的可靠性,同时也表明了所发展的实验方法和测试系统切实可行,可以用来开展动稳定性的实验测量和研究。
Keyword高超声速动稳定性 脉冲风洞 模型自由飞 最大似然法 俯仰阻尼系数
DepartmentLHD实验平台
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/47971
Collection高温气体动力学国家重点实验室
Recommended Citation
GB/T 7714
孙英英,苑朝凯,潘文欣,等. 高超声速动态试验标模自由飞实验[C]高温气体动力学研究进展,2012:27-31.
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