局地凝结加热对大气赤道波动稳定性的影响(英文)ON THE EFFECT OF A LOCALIZED CONDENSATIONAL HEATING UPON THE STABILITY OF ATMOSPHERIC EQUATORIAL WAVES
Gregory Zhikharev,傅刚,左中道
摘要(Abstract)：
利用β平面上大气斜压强迫模式,探讨了局地海表温度异常所造成的非绝热加热影响的赤道小振幅“拦截波”的稳定性。指出当加热函数是半余弦形式时,在加热区大气的反应是局地性的,但这个加热函数的小扰动能产生非局地性的大尺度反应。平均海表温度降低了赤道波动的稳定性。当稍超过临界值时,小尺度海表温度异常有可能使波动不稳定。
关键词(KeyWords)： 海表温度异常;赤道波动稳定性;厄尔尼诺-南方涛动;两层模式;局地凝结加热
基金项目(Foundation):
作者(Author): Gregory Zhikharev,傅刚,左中道
DOI: 10.16441/j.cnki.hdxb.1993.01.003
参考文献(References)：
- [1] Anderson, J.R.and D.B. Stevens, The respense of the tropical atmospher to low frequency thermal forcing,1987, J.Atmos. Sci., Vol.44, No.4, 676-686．
- [2] Battisti, D. S., Dynamics and thermodynamics of a warming element in a coupled tropical atmosphere-ocean model. 1988, J. Atmos Sci., Vol. 45, No. 20, 2889-2919．
- [3] Gill, A. E., Some simple solutions for heat-induced tropical circulation, 1980, Quart. J. R. Meteo. Soc., Vol.106, 447-462．
- [4] Wang, B., Dynamics of tropical low-frequency waves: an analysis of the moist Kelvin wave. 1988, J. Atmos.Sci., Vol. 45, No. 14, 2051-2065．
- [5] Zurmuhl, R., Numerical analysis for engineer and physicist. Berlin, 1976, Springer-Verlag, 587．
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