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一次弓状回波、强对流风暴及合并过程研究Ⅱ:双多普勒雷达反演三维风场分析
引用本文:王俊,盛日锋,陈西利.一次弓状回波、强对流风暴及合并过程研究Ⅱ:双多普勒雷达反演三维风场分析[J].高原气象,2011,30(4):1078-1086.
作者姓名:王俊  盛日锋  陈西利
作者单位:山东省人民政府人工影响天气办公室,山东济南,250031
基金项目:山东省自然科学基金项目(Y2006E08); 山东省气象省局重点攻关项目共同资助
摘    要:利用济南和滨州两部新一代多普勒雷达反演的三维风场,分析了发展成熟和减弱阶段的弓状回波、强对流风暴的三维风场结构,以及两者合并过程的风场变化特征。结果表明:(1)弓状回波的头部和尾部分别对应气旋性和反气旋性环流,气旋性环流较强。在逗点云系阶段,回波强度、主上升气流,以及气旋和反气旋性环流开始减弱。(2)强对流风暴靠近处于...

关 键 词:弓状回波  强对流风暴  双多普勒雷达  三维风场

Case Study of Bow Echo,Severe Convective Storm and Merger Process Ⅱ:Analysis on Three-dimensional Wind Field Retrieved by Dual Doppler Radar
WANG Jun,SHENG Ri-feng,CHEN Xi-li.Case Study of Bow Echo,Severe Convective Storm and Merger Process Ⅱ:Analysis on Three-dimensional Wind Field Retrieved by Dual Doppler Radar[J].Plateau Meteorology,2011,30(4):1078-1086.
Authors:WANG Jun  SHENG Ri-feng  CHEN Xi-li
Institution:WANG Jun,SHENG Ri-feng,CHEN Xi-li(Shandong Weather Modification Office,Jinan 250031,China)
Abstract:Three-dimensional wind field structure of a bow echo and a severe convective storm and interaction between them were studied in this paper,using the dual-Doppler(located at Jinan and Binzhou) retrieved wind field.The variations of wind field during the stage of the bow echo and severe convective storm merging were also analyzed.The main results were as follows: Firstly,the cyclonic circulation and anticyclonic circulation located at the head and tail of bow echo,respectively.But the cyclonic circulation was...
Keywords:Bow echo  Severe convective storm  Dual Doppler radar  Three-dimensional wind field  
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