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Volume 7 Issue 2

Mar.  1990

Article Contents

Development and Test of Hydrostatic Extraction Scheme in Spectral Model


doi: 10.1007/BF02919152

  • The introduction of “hydrostatic extraction” scheme, or “standard stratification approximation”, into spectral model gained some advantages compared with commonly used schemes. However, computational instability may oc-cur for high vertical resolution versions if the stratification parameter C0 taken as a constant. In this paper, the pos-sible cause leading to the instability is discussed and an improved scheme presented where C0 is generalized to be a function of both height and latitudes. Hence the reference atmosphere gets closer to the real atmosphere and the tem-perature deviation field to be expanded becomes smoother everywhere. Test by real case forecasts shows good computational stability of the new scheme and better prediction performance than usual schemes of spectral model.
  • [1] Sheng Hua, William Bourke, Terry Hart, 1992: An Impact of Hydrostatic Extraction Scheme on BMRC’s Global Spectral Model, ADVANCES IN ATMOSPHERIC SCIENCES, 9, 269-278.  doi: 10.1007/BF02656937
    [2] Chen Jiabin, Ji Liren, Wu Wanli, 1987: DESIGN AND TEST OF AN IMPROVED SCHEME FOR GLOBAL SPECTRAL MODEL WITH REDUCED TRUNCATION ERROR, ADVANCES IN ATMOSPHERIC SCIENCES, 4, 156-168.  doi: 10.1007/BF02677062
    [3] Zhang Daomin, Li Jinlong, Ji Liren, Huang Boyin, Wu Wanli, Chen Jiabin, Song Zhengshan, 1995: A Global Spectral Model and Test of Its Performance, ADVANCES IN ATMOSPHERIC SCIENCES, 12, 67-78.  doi: 10.1007/BF02661288
    [4] ZHAO Bin, ZHONG Qing, 2010: The Development of a Nonhydrostatic Global Spectral Model, ADVANCES IN ATMOSPHERIC SCIENCES, 27, 676-684.  doi: 10.1007/s00376-009-9080-9
    [5] LI Qian, SUN Shufen, DAI Qiudan, 2009: The Numerical Scheme Development of a Simplified Frozen Soil Model, ADVANCES IN ATMOSPHERIC SCIENCES, 26, 940-950.  doi: 10.1007/s00376-009-7174-z
    [6] Yifan ZHAO, Xindong PENG, Xiaohan LI, Siyuan CHEN, 2024: Improved Diurnal Cycle of Precipitation on Land in a Global Non-Hydrostatic Model Using a Revised NSAS Deep Convective Scheme, ADVANCES IN ATMOSPHERIC SCIENCES.  doi: 10.1007/s00376-023-3121-7
    [7] Zhang Yu, Lu Shihua, 2002: Development and Validation of a Simple Frozen Soil Parameterization Scheme Used for Climate Model, ADVANCES IN ATMOSPHERIC SCIENCES, 19, 513-527.  doi: 10.1007/s00376-002-0083-z
    [8] Xiang SONG, Xiaodong ZENG, Jiawen ZHU, Pu SHAO, 2016: Development of an Establishment Scheme for a DGVM, ADVANCES IN ATMOSPHERIC SCIENCES, 33, 829-840.  doi: 10.1007/s00376-016-5284-y
    [9] WANG Xiaocong, LIU Yimin, WU Guoxiong, Shian-Jiann LIN, BAO Qing, 2013: The Application of Flux-Form Semi-Lagrangian Transport Scheme in a Spectral Atmosphere Model, ADVANCES IN ATMOSPHERIC SCIENCES, 30, 89-100.  doi: 10.1007/s00376-012-2039-2
    [10] Liao Dongxian, 1989: A Regional Spectral Nested Shallow Water Equation Model, ADVANCES IN ATMOSPHERIC SCIENCES, 6, 393-402.  doi: 10.1007/BF02659074
    [11] Liao Dongxian, 1990: A Regional Spectral Nested Multilevel Primitive Equation Model, ADVANCES IN ATMOSPHERIC SCIENCES, 7, 27-35.  doi: 10.1007/BF02919165
    [12] LI Xiaohan, PENG Xindong, LI Xingliang, 2015: An Improved Dynamic Core for a Non-hydrostatic Model System on the Yin-Yang Grid, ADVANCES IN ATMOSPHERIC SCIENCES, 32, 648-658.  doi: 10.1007/s00376-014-4120-5
    [13] Xue Jishan, Wang Kangling, Wang Zhiming, Huang Minqiang, Zhang Xuehong, Yuan Chongguang, 1988: TEST OF A TROPICAL LIMITED AREA NUMERICAL PREDIC-TION MODEL INCLUDING EFFECT OF REAL TOPOGRAPHY, ADVANCES IN ATMOSPHERIC SCIENCES, 5, 1-14.  doi: 10.1007/BF02657341
    [14] ZENG Xiaodong, LI Fang, SONG Xiang, 2014: Development of the IAP Dynamic Global Vegetation Model, ADVANCES IN ATMOSPHERIC SCIENCES, 31, 505-514.  doi: 10.1007/s00376-013-3155-3
    [15] DAI Tie, SHI Guangyu, Teruyuki NAKAJIMA, 2015: Analysis and Evaluation of the Global Aerosol Optical Properties Simulated by an Online Aerosol-coupled Non-hydrostatic Icosahedral Atmospheric Model, ADVANCES IN ATMOSPHERIC SCIENCES, 32, 743-758.  doi: 10.1007/s00376-014-4098-z
    [16] Huan MEI, Faming WANG, Zhong ZENG, Zhouhua QIU, Linmao YIN, Liang LI, 2016: A Global Spectral Element Model for Poisson Equations and Advective Flow over a Sphere, ADVANCES IN ATMOSPHERIC SCIENCES, 33, 377-390.  doi: 10.1007/s00376-015-5001-2
    [17] DAI Qiudan, SUN Shufen, 2007: A Simplified Scheme of the Generalized Layered Radiative Transfer Model, ADVANCES IN ATMOSPHERIC SCIENCES, 24, 213-226.  doi: 10.1007/s00376-007-0213-8
    [18] Lei SONG, Yinan WANG, 2016: A Solely Radiance-based Spectral Angular Distribution Model and Its Application in Deriving Clear-Sky Spectral Fluxes over Tropical Oceans, ADVANCES IN ATMOSPHERIC SCIENCES, 33, 259-268.  doi: 10.1007/s00376-015-5040-8
    [19] SUN Shufen, YAN Jinfeng, XIA Nan, SUN Changhai, 2007: Development of a Model for Water and Heat Exchange Between the Atmosphere and a Water Body, ADVANCES IN ATMOSPHERIC SCIENCES, 24, 927-938.  doi: 10.1007/s00376-007-0927-7
    [20] Li Tianming, Zhu Yongti, 1989: On the Multiple Equilibrium of the Development of Tropical Cyclone in Nonlinear CISK Model, ADVANCES IN ATMOSPHERIC SCIENCES, 6, 447-456.  doi: 10.1007/BF02659078

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Manuscript History

Manuscript received: 10 March 1990
Manuscript revised: 10 March 1990
通讯作者: 陈斌, bchen63@163.com
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    沈阳化工大学材料科学与工程学院 沈阳 110142

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Development and Test of Hydrostatic Extraction Scheme in Spectral Model

  • 1. Institute of Atmospheric Physics, Academia Sinica, Beijing 100080,Institute of Atmospheric Physics, Academia Sinica, Beijing 100080,Institute of Atmospheric Physics, Academia Sinica, Beijing 100080

Abstract: The introduction of “hydrostatic extraction” scheme, or “standard stratification approximation”, into spectral model gained some advantages compared with commonly used schemes. However, computational instability may oc-cur for high vertical resolution versions if the stratification parameter C0 taken as a constant. In this paper, the pos-sible cause leading to the instability is discussed and an improved scheme presented where C0 is generalized to be a function of both height and latitudes. Hence the reference atmosphere gets closer to the real atmosphere and the tem-perature deviation field to be expanded becomes smoother everywhere. Test by real case forecasts shows good computational stability of the new scheme and better prediction performance than usual schemes of spectral model.

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