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WRF模式不同云微物理方案对华西秋雨模拟影响

艾凯 郑益群 曾新民 陈浩伟

气象与环境学报2016,Vol.32Issue(2):1-10,10.
气象与环境学报2016,Vol.32Issue(2):1-10,10.DOI:10.11927/j.issn.1673-503X.2016.02.001

WRF模式不同云微物理方案对华西秋雨模拟影响

Effect of different cloud microphysical parameterization schemes of WRF model on autumn precipitation over West China

艾凯 1郑益群 1曾新民 2陈浩伟1

作者信息

  • 1. 解放军理工大学气象海洋学院,江苏 南京211101
  • 2. 江苏省气候变化协同中心,江苏 南京210093
  • 折叠

摘要

Abstract

In this paper,an autumn precipitation event on September 13 to 20,2011 over the West China was simu-lated using the WRF model with five different cloud microphysical parameterization schemes. The simulated results were compared and possible reasons of precipitation changes among different experiments were analyzed. The re-sults show that every scheme can be used in the simulation of the autumn rainfall in the West China,and each of them can well generate night rain. However,the falling area of simulated rainfall and its intensity are underestima-ted by the Kessler cloud microphysical parameterization scheme,Simulated precipitation intensity is stronger when using the Lin scheme. In general,the main precipitation processes are simulated better with the Ferrier and WSM3 schemes. By comparing simulation results of five different cloud microphysical parameterization schemes,it is found that the precipitation intensities simulated by five schemes are of good association with the upward motion strength simulated by the WRF model.

关键词

华西秋雨/数值模拟/云微物理方案

Key words

Autumn precipitation over the West China/Numerical simulation/Cloud microphysics parameterization scheme

分类

天文与地球科学

引用本文复制引用

艾凯,郑益群,曾新民,陈浩伟..WRF模式不同云微物理方案对华西秋雨模拟影响[J].气象与环境学报,2016,32(2):1-10,10.

基金项目

国家重点基础研究发展计划(973计划)(2010CB428505)和国家自然科学基金(41275012、41475069)共同资助。 ()

气象与环境学报

OACSTPCD

1673-503X

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