全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

基于相似准则函数理论综合法的飘带伞阻力系数计算与分析

Keywords: 阻力系数,相似准则,飘带伞,π定理

Full-Text   Cite this paper   Add to My Lib

Abstract:

针对柔性飘带与金属伞帽组成的新结构飘带伞,通过综合法求解其阻力系数.基于相似准则的函数理论,在考虑子弹流场干扰的基础上,借助Fluent软件数值仿真,基于仿真试验设计,建立了求解伞帽阻力系数的经验公式,结合已有的风洞试验数据建立了飘带伞阻力系数计算的经验公式,同时获得了兼顾多个主控因素影响的气动参数综合求解方法.该方法与建立的经验公式可为相关研究提供参考.

References

[1]  Tezduyar T, Osawa Y. The multi-domain method for computation of the aerodynamics of a parachute crossing the far wake of an aircraft[J]. Computer Methods in Applied Mechanics and Engineering, 2001,191:705-716.
[2]  Mosseev Y. Software tools for the paraglider computer-aided design guide[C]//Proceedings of the 16th AIAA Aerodynamic Decelerator Systems Technology Conference and Seminar. Boston, USA:AIAA, 2001.
[3]  欧阳楚萍,徐学华,高森烈,等.相似与弹药模化[M].1版.北京:兵器工业出版社,1995.OuYang Chuping, Xu Xuehua, Gao Senlie, et al. Simularity and ammunition modeling[M]. 1st ed. Beijing: Ordnance Industry Publishing House, 1995. (in Chinese)
[4]  Tan Qingming. Dimensional analysis-with case studies in mechanics[M]. Berlin: Springer Press, 2011.
[5]  郑哲敏,谈庆明.相似理论与模化[M].北京:科学出版社,2004:777-808.Zheng Zhemin, Tan Qingmin. Similarity theory and modeling[M]. Beijing: Science Press, 2004:777-808. (in Chinese)
[6]  张奇, 白春华,刘庆明,等.燃料抛散过程中的相似律[J].北京理工大学学报,2000,20(5):651-655.Zhang Qi, Bai Chunhua, Liu Qingming, et al. Law of similitude in fuel dispersal process[J]. Transactions of Beijing Institute of Technology, 2000,20(5):651-655. (in Chinese)
[7]  吴义田,张庆明,顾忠明.冲击波载荷作用下结构响应的模型律分析[J].北京理工大学学报,2006,26(8):664-667. Wu Yitian, Zhang Qingming, Gu Zhongming. Model law of the response of a structure subjected to a shock wave[J]. Transactions of Beijing Institute of Technology, 2006,26(8):664-667. (in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133