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...

基于伴随方法的动态非定常气动外形优化设计

DOI: 10.15918/j.tbit1001-0645.2015.02.004

Keywords: 气动外形优化设计 动态翼型优化 非定常欧拉方程 伴随方法

Full-Text   Cite this paper   Add to My Lib

Abstract:

为实现动态非定常条件下的气动外形优化设计,基于非定常形式的欧拉方程及伴随方程,建立了一套完整的针对非定常动态问题的气动外形优化设计方法,并采用所建立的方法,对俯仰振荡的NACA0012翼型在跨声速(Ma=0.8)及限制条件下进行了翼型时均减阻外形优化. 对优化设计的结果进行了分析. 研究结果表明:该动态非定常气动外形优化设计方法具有较高的可靠性和实用性

References

[1]  Jameson A. Aerodynamics design via control theory[J]. Journal of Scientific Computing, 1988,3(3):233-260.
[2]  Jameson A, Martinelli L, Pierce N. Optimum aerodynamic design using the navier stokes equations[C]//Proceedings of AIAA the 35th Aerospace Sciences Meeting and Exhibit. Reno: [s.n.], 1997:97-101.
[3]  Anderson W K, Venkatakrishnan V. Aerodynamic design optimization on unstructured grids with a continuous adjoint formulation[J]. Computers & Fluids 1999,28:443-480.
[4]  Anderson W K, Bonhaus D L. Airfoil design on unstructured grids for turbulent flows[J]. AIAA Journal, 1999,37(2):185-191.
[5]  李尧尧,姜春兰.阻力伞-灵巧子弹系统气动及稳定性研究[J].北京理工大学学报,2014,34(8):785-789. Li Yaoyao, Jiang Chunlan. Analysis on the aerodynamic characteristics and the stability of the papachute-bomb system[J]. Transactions of Beijing Institute of Technology, 2014,34(8):785-789. (in Chinese)
[6]  Raymond M H, Preston A H. Wing design by numerical optimization[J]. Journal of Aircraft, 1978,15(7):407-412.
[7]  郭东,徐敏,陈士橹.基于网格速度法的非定常流场模拟和动导数计算[J].西北工业大学学报,2012,30(5):784-788. Guo Dong, Xun Min, Chen Shilu. An effective computation method based on field velocity approach for unsteady flow simulation and obtaining dynamic derivatives[J]. Journal of Northwestern Polytechical University, 2012,30(5):784-788. (in Chinese)
[8]  Landon R H. NACA 0012 oscillating and transient pitching AGARD report 702[R]. [S.l.]: AGARD, 1982.
[9]  Davis S S. NACA 64A010 oscillatory pitching, AGARD report 702[R]. [S.l.]: AGARD, 1982.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133