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大气科学  2005 

地形和边界层摩擦对登陆热带气旋路径和强度影响的研究

DOI: 10.3878/j.issn.1006-9895.2005.03.10

Keywords: 地形边界层摩擦登陆热带气旋

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Abstract:

采用准地转的正压模式,研究了无非绝热加热时地形和边界层摩擦对登陆热带气旋路径和强度的影响.结果表明:地形作用对登陆热带气旋西北移动路径的影响比较明显,而对登陆热带气旋强度的影响不明显;边界层摩擦可以通过改变热带气旋X方向上和Y方向上的移动速度以及改变热带气旋水平环流结构对登陆热带气旋西北移动路径产生一定的影响,边界层摩擦对登陆热带气旋强度的影响非常明显,其中摩擦是造成登陆热带气旋强度迅速减弱的一个重要因素.

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