Vertical cumulus momentum transport is an important physical process in the tropical atmosphere and plays a key role in the evolution of the tropical atmospheric system. This paper focuses on the impact of the vertical cumulus momentum transport on Madden-Julian Oscillation (MJO) simulation in two global climate models (GCMs). The Tiedtke cumulus parameterization scheme is applied to both GCMs [CAM2 and Spectral Atmospheric general circulation Model of LASG/IAP (SAMIL)]. It is found that the MJO simulation ...
【英文摘要】
Vertical cumulus momentum transport is an important physical process in the tropical atmosphere and plays a key role in the evolution of the tropical atmospheric system. This paper focuses on the impact of the vertical cumulus momentum transport on Madden-Julian Oscillation (MJO) simulation in two global climate models (GCMs). The Tiedtke cumulus parameterization scheme is applied to both GCMs [CAM2 and Spectral Atmospheric general circulation Model of LASG/IAP (SAMIL)]. It is found that the MJO simulation ...
【基金】
supported by the National Natural Science Foundation of China under (Grant No. 40575027)
【更新日期】
2009-09-30
【分类号】
P434
【正文快照】
1. Introduction The tropical intraseasonal oscillation is an impor- tant element of the tropical atmospheric climate sys- tem. The most dominant component is the eastward propagating Madden-Julian Oscillation (MJO, Mad- den and Julian, 1971, 1972). Its ac