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利用MM5V3模式模拟大气波导产生的准确率分析
引用本文:韩杰,张玉生,康士峰,赵振维,张守宝.利用MM5V3模式模拟大气波导产生的准确率分析[J].海洋预报,2012,29(2):68-72.
作者姓名:韩杰  张玉生  康士峰  赵振维  张守宝
作者单位:中国电波传播研究所青岛分所,山东青岛,266107
基金项目:面上国家自然科学基金:
摘    要:基于MM5V3中尺度天气预报模式建立了低空大气波导模拟平台,利用FNL再分析数据与GTS数据对东海海区大气波导分布进行了七个月的模拟。通过那霸、石垣和南大东岛3个站点的实测结果与模拟结果的比较,计算了波导发生的模拟准确率,统计分析了波导随时间的变化。结果表明,MM5V3模式能够较好的模拟出大气波导的产生和变化,尤其是模拟范围广、强度大的波导效果更好。

关 键 词:大气波导  数值模拟  MM5V3模式  准确率

Accuracy analysis of atmospheric duct simulation with the MM5V3 model
HAN Jie , ZHANG Yu-sheng , KANG Shi-feng , ZHAO Zhen-wei , ZHANG Shou-bao.Accuracy analysis of atmospheric duct simulation with the MM5V3 model[J].Marine Forecasts,2012,29(2):68-72.
Authors:HAN Jie  ZHANG Yu-sheng  KANG Shi-feng  ZHAO Zhen-wei  ZHANG Shou-bao
Institution:(China Research Institute of Radiowave Propagation Qingdao Branch,Qingdao Shandong 266107 China)
Abstract:A platform of simulating atmospheric ducts is established with meso-scale weather forecasting model MM5V3.The distribution of atmospheric ducts over the East China Sea is simulated for 7 months by using FNL reanalysis data and GTS data.The accuracy ratio is calculated by comparing the modeling results with the obser-vations in NAZE,ROIG and ROMD.It’s shown that MM5V3 could successfully reproduce the formation and movement of atmospheric duct,especially for those with larger range and high intensity.
Keywords:atmospheric duct  numerical simulation  MM5V3 model  accuracy ratio
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