Simulated outgoing longwave radiation(OLR) outputs by two versions of the grid-point atmospheric general circulation model(GAMIL) were analyzed to assess the influences of improvements in cloud microphysics and convective parameterization schemes on the simulation of the Madden-Julian oscillation(MJO) and other tropical waves.The wavenumber-frequency spectral analysis was applied to isolate dominant modes of convectively coupled equatorial waves,including the MJO,Kelvin,equatorial Rossby(ER),mixed Rossby-gr...
【英文摘要】
Simulated outgoing longwave radiation(OLR) outputs by two versions of the grid-point atmospheric general circulation model(GAMIL) were analyzed to assess the influences of improvements in cloud microphysics and convective parameterization schemes on the simulation of the Madden-Julian oscillation(MJO) and other tropical waves.The wavenumber-frequency spectral analysis was applied to isolate dominant modes of convectively coupled equatorial waves,including the MJO,Kelvin,equatorial Rossby(ER),mixed Rossby-gr...
【基金】
supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (KZCX2-YW- Q11-04);
the National Basic Research Program of China (2011 CB403505 and 2010CB950402);
the National Natural Science Foundation of China (40975052)
【更新日期】
2012-02-23
【分类号】
P434
【正文快照】
1 Introduction More than two-thirds of the global precipitation falls inthe tropics and subtropics (Cho et al., 2004), and releasedlatent heat is an important energy source that balancesradiative heat losses and drives tropical atmospheric cir-culations (
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