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准地转动量近似下风速切变线上的波动
引用本文:李子良,万军.准地转动量近似下风速切变线上的波动[J].气象学报,1995,53(3):289-298.
作者姓名:李子良  万军
作者单位:中国民航飞行学院,成都气象学院
摘    要:利用准地转动量近似下的斜压两层大气的非线性方程组及非线性边界条件,研究了切变线上波动的稳定性,导出了切变线上孤立波解。较好地解释了切变线上易产生低涡等天气系统现象。

关 键 词:准地转动量近似,小参数方法,KDV方程,孤立波
收稿时间:7/9/1993 12:00:00 AM
修稿时间:1994/3/21 0:00:00

STABILITY OF THE NONLINEAR WAVE ON THE HORIZONTAL SHEAR-LINE OF WIND WITY THE GEOSTROPHIC MOMENTUM APPROXIMATION
Li Ziliang and Wan Jun.STABILITY OF THE NONLINEAR WAVE ON THE HORIZONTAL SHEAR-LINE OF WIND WITY THE GEOSTROPHIC MOMENTUM APPROXIMATION[J].Acta Meteorologica Sinica,1995,53(3):289-298.
Authors:Li Ziliang and Wan Jun
Institution:CAAC Flying College, Guonghan, 618307;Chengdu Institute of Meteorology, Chengdou
Abstract:n this paper. stability Of the nonlinear waves that are prepuced by horizontal shearing of wind in the geostrophic momentum approximation two-level atmesphric model are discussed. The solution of solitary is obtained. The analytical solution of the nonlinear equation and nonlinear boundary conditions explains well the weather phenomena that vortex is easy to produce on the horizontal shear-line of wind.
Keywords:Geostrophic  momentum approximation  WKB method  KDV equation  Solitary wave  
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