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...

基于地形高程数据的复杂地形风场建模方法

DOI: 10.13700/j.bh.1001-5965.2013.0257, PP. 360-364

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出了一种以地形高程数据为基础,进行三维复杂地形建模及其风场分布求解的数值仿真方法.该方法利用曲面样条插值技术建立复杂地形的三维数字模型,并将地形曲面离散为若干个涡环网格,结合位势流理论与地面边界条件计算得到复杂地形影响下的三维风场.数值计算结果显示,相比基于球绕流理论的工程模拟方法,该方法可对复杂地形做出更为真实的描述,并给出更为合理的风场分布形式.同时该方法建模过程简单,便于实际操作,适于飞机飞行性能评估或飞行模拟器环境建模的工程应用.

References

[1]  Clark T L, Gall R.Three-dimensional numerical model simulations of airflow over mountainous terrain:a comparison with observations [J].Monthly Weather Review,1982,110(7):766-791
[2]  胡鹏,陈东,郑银鹤,等.三维山体过山气流流场特征的数值模拟[J].河南气象,1996(4):2-4 Hu Peng,Chen Dong,Zheng Yinhe,et al.Numerical simulation of airflow over three-dimensional mountains[J].Meteorology Journal of Henan,1996(4):2-4(in Chinese)
[3]  洪冠新,董海宁,金长江.过山气流的一种模拟方法[J].飞行力学,1998,16(2):24-28 Hong Guanxin,Dong Haining,Jin Changjiang.An engineering simulation model of airflow over mountain[J].Flight Dynamic,1998,16(2):24-28(in Chinese)
[4]  刘刚,洪冠新,金长江.复杂地形上空超低空风场的工程仿真方法[J].北京航空航天大学学报,2003,29(3):193-196 Liu Gang,Hong Guanxin,Jin Changjiang.Engineering simulation method for airfield over complex terrain at minimum altitude[J].Journal of Beijing University of Aeronautics and Astronautics,2003,29(3):193-196(in Chinese)
[5]  李志林,朱庆.数字高程模型[M].武汉:武汉大学出版社,2003 Li Zhilin,Zhu Qing.Digital elevation model [M].Wuhan:Wuhan University Press,2003(in Chinese)
[6]  Clark T L, Gall R.Three-dimensional numerical model simulations of airflow over mountainous terrain:a comparison with observations [J].Monthly Weather Review,1982,110(7):766-791
[7]  胡鹏,陈东,郑银鹤,等.三维山体过山气流流场特征的数值模拟[J].河南气象,1996(4):2-4 Hu Peng,Chen Dong,Zheng Yinhe,et al.Numerical simulation of airflow over three-dimensional mountains[J].Meteorology Journal of Henan,1996(4):2-4(in Chinese)
[8]  高静.复杂地形低空三维风场数值仿真及应用[D].北京:北京航空航天大学,2006 Gao Jing.Numerical simulation method for 3-D wind field over complex terrain at low altitude[D].Beijing:Beijing University of Aeronautics and Astronautics,2006(in Chinese)
[9]  洪冠新,董海宁,金长江.过山气流的一种模拟方法[J].飞行力学,1998,16(2):24-28 Hong Guanxin,Dong Haining,Jin Changjiang.An engineering simulation model of airflow over mountain[J].Flight Dynamic,1998,16(2):24-28(in Chinese)
[10]  刘刚,洪冠新,金长江.复杂地形上空超低空风场的工程仿真方法[J].北京航空航天大学学报,2003,29(3):193-196 Liu Gang,Hong Guanxin,Jin Changjiang.Engineering simulation method for airfield over complex terrain at minimum altitude[J].Journal of Beijing University of Aeronautics and Astronautics,2003,29(3):193-196(in Chinese)
[11]  高静.复杂地形低空三维风场数值仿真及应用[D].北京:北京航空航天大学,2006 Gao Jing.Numerical simulation method for 3-D wind field over complex terrain at low altitude[D].Beijing:Beijing University of Aeronautics and Astronautics,2006(in Chinese)
[12]  杨新文.三维地形生成及简化技术研究[D].武汉:武汉大学,2004 Yang Xinwen.The research of 3D terrain generation and simplification techniques[D].Wuhan:Wuhan University,2004(in Chinese)
[13]  杨新文.三维地形生成及简化技术研究[D].武汉:武汉大学,2004 Yang Xinwen.The research of 3D terrain generation and simplification techniques[D].Wuhan:Wuhan University,2004(in Chinese)
[14]  Hard R L,Desmarais R N.Interpolation using surface splines [J].Journal of Aircraft,1972,9(2):189-191
[15]  Hard R L,Desmarais R N.Interpolation using surface splines [J].Journal of Aircraft,1972,9(2):189-191
[16]  余志伟.一种新的地质曲面插值计算法[J].中国矿业学院学报,1987(4):69-76 Yu Zhiwei.A new method for interpolating geological surface[J].Journal of China University of Mining and Technology,1987(4):69-76(in Chinese)
[17]  余志伟.一种新的地质曲面插值计算法[J].中国矿业学院学报,1987(4):69-76 Yu Zhiwei.A new method for interpolating geological surface[J].Journal of China University of Mining and Technology,1987(4):69-76(in Chinese)
[18]  易中,吴萱,周丽珍.低速空气动力学[M].北京:冶金工业出版社,2005 Yi Zhong,Wu Xuan,Zhou Lizhen.Low speed aerodynamics [M].Beijing:Metallurgical Industry Press,2005(in Chinese)
[19]  易中,吴萱,周丽珍.低速空气动力学[M].北京:冶金工业出版社,2005 Yi Zhong,Wu Xuan,Zhou Lizhen.Low speed aerodynamics [M].Beijing:Metallurgical Industry Press,2005(in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133