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WRF模式微物理方案对山西省一次强降雨 过程模拟的影响
引用本文:张少济,孙科,张华,张学礼,郝智文.WRF模式微物理方案对山西省一次强降雨 过程模拟的影响[J].水利水电技术,2013,44(9):8.
作者姓名:张少济  孙科  张华  张学礼  郝智文
作者单位:(1.中国电力投资集团公司,北京100140;2.华北电力大学可再生能源学院,北京102206; 3.山西省气象科学研究所,山西太原030002)
摘    要:应用新一代中尺度非静力模式WRF,采用单向两重嵌套方案,水平分辨率分别为27 km和9 km,对我国山西省2009年7月7日~8日一次典型强降雨天气过程进行不同微物理方案的模拟,得到了降水的数量特征、时空分布变化以及雨区范围和移动过程等方面的数据。对比分析了临县测站和方山测站的降雨模拟效果,结果表明:WSM6方案和M2M方案对降水过程的模拟较好,可作为降水模拟的备选微物理方案。

关 键 词:WRF  微物理过程  累积降雨量  
收稿时间:2013-02-28

Impact from microphysical scheme of WRF model on simulation of a heavy rainfall process in Shanxi Province
ZHANG Shaoji , SUN Ke , ZHANG Hua , ZHANG Xueli , HAO Zhiwen.Impact from microphysical scheme of WRF model on simulation of a heavy rainfall process in Shanxi Province[J].Water Resources and Hydropower Engineering,2013,44(9):8.
Authors:ZHANG Shaoji  SUN Ke  ZHANG Hua  ZHANG Xueli  HAO Zhiwen
Affiliation:(1. China Power Investment Corporation, Beijing100140, China; 2. School of Renewable Energy Resources, North China Electric Power University, Beijing102206, China; 3.Shanxi Meteorological Institute, Taiyuan030002, Shanxi,China)
Abstract:A new generation of Nonhydrostatic Mesoscale Model-WRF is applied to simulate a typical heavy rainfall process in Shanxi province occurred on 7~8 July 2009 based on an one-way double nested scheme with two horizontal resolutions(27 km, 9 km)respectively, and then the data such as the quantitive characteristics of rainfall, the change of temporal and spatial distributions, the rail areas, the moving process etc. are obtained. Compared with the results of the simulations made on Linxian and Fangshan stations, the results show that the schemes of WSM6 and M2M are better for simulating the rainfall process,thus can be taken as the alternative microphysical schemes for the rainfall simulations in the future.
Keywords:WRF  microphysical processes  cumulative rainfall
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