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大气科学  2005 

两组辐射方案对中国短期天气过程影响的比较和探讨

DOI: 10.3878/j.issn.1006-9895.2005.04.17

Keywords: 辐射参数化,短期预报,数值试验,MM5模式

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Abstract:

为了比较长短波辐射方案对中国短期天气过程模拟的影响,并进一步完善中尺度模式MM5中的辐射过程的参数化方案,将WRF中Goddard短波辐射参数化方案移植到模式MM5中.利用移植的方案和MM5模式原有的参数化方案,设计了两组试验方案.通过对2002年第16号台风个例和2002年12月19~24日北方降雪的个例模拟,结果表明:选用不同的辐射参数化方案对两个个例模拟结果具有较明显的影响,较详细的长短波辐射参数化方案组合模拟的各种辐射量和云更加细致合理地反映地形、台风、副高和槽脊的结构和位置;台风降

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