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海-气界面动量通量的估计方法分析与应用

DOI: 10.3969.issn.0253-4193.2014.09.009, PP. 75-83

Keywords: 拖曳系数,块体公式,去势方法,摩擦速度

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Abstract:

首次将经验模态分解方法引入湍流稳定性分析,与传统的线性和滑动平均去势方法进行了比较,发现经验模态分解方法的去势效果最好。基于“南海平台通量观测计划“(FOPSCS)近两年的连续通量观测数据,得到了22476个摩擦速度的估算值,结果表明,当风速小于5m/s时,拖曳系数随风速增大而减小,而风速大于5m/s时,拖曳系数随风速增大而增大,两种情形分别反映了黏性表皮摩擦和波浪引起的形状阻力对海面风应力的贡献。同时发现短风区情形的拖曳系数大于长风区情形,说明波浪成长状态会对海-气界面动量交换产生影响。

References

[1]  Vickers D,Mahrt L,Andreas E L. Estimates of the 10-m neutral sea surface drag coefficient from aircraft eddy-covariance measurements[J]. J Phys Oceanogr,2013,43(2): 301-310.
[2]  Toba Y,Iida N,Ebuchi N,et al. Wave dependence of sea-surface wind stress[J]. J Phys Oceanogr,1990,20(5): 476-492.
[3]  Donelan M A,Dobson F W,Smith S D,et al. On the dependence of sea surface roughness on wave development[J]. J Phys Oceanogr,1993,23(9): 2143-2149.
[4]  Bumke K,Karger U,Uhlig K. Measurements of turbulent fluxes of momentum and sensible heat over the Labrador Sea[J]. J Phys Oceanogr,2002,32(2): 401-410.
[5]  Wu J. Wind-stress coefficients over sea surface near neutral conditions-a revisit[J]. J Phys Oceanogr,1980,10(5): 727-740.
[6]  Huang N E,Shen Z,Long S R,et al. The empirical mode decomposition and hilbert spectrum for nonlinear and non-stationary time series analysis[J]. Proc R Soc,1998,A454: 903-995.
[7]  Desjardins R L,Macpherson J I,Schuepp P H,et al. An evaluation of aircraft flux measurements of CO2,water vapor and sensible heat [J]. Boundary-Layer Studies and Applications,1989,47: 55-69.
[8]  Oncley S P,Businger J A,Friehe C A. Surface layer flux,profiles and turbulence measurements over uniform land under near-neutral conditions[J]. J Atmos Sci,1996,53(7): 1029-1044.
[9]  Kraus E B,Businger J A. Atmosphere-ocean interaction[M]. Oxford University Press,1994: 362.
[10]  Anderson K,Coauthors. The RED experiment: an assement of boundary layer effect in a trade wind regime on microwave and infrared propagation over the sea [J]. Bull Amer Meteor Soc,2004,85(9): 1355-1365.
[11]  Guan C L,Lian X. On the linear parameterization of drag coefficient over sea surface[J]. J Phys Oceanogr,2004,34(12): 2847-2851.
[12]  Geernaert G L. Measurements of the angle between the wind vector and wind stress vector in the surface layer over the North Sea[J]. J Geophys Res,1988,93(C7): 8215-8220.
[13]  Greenhut G K,Khalsa S J S. Bulk transfer coefficients and dissipation-derived fluxes in low wind speed conditions over the western equatorial Pacific Ocean[J]. J Geophys Res,1995,100(C1): 857-863.
[14]  赵栋梁,李明明,马昕. 风浪对海-气界面通量的影响[J]. 中国海洋大学学报,2008,38(6): 861-867.
[15]  Smith S D. Wind stress and heat flux over the ocean in gale force winds[J]. J Phys Oceanogr,1980,10(5): 709-726.
[16]  Large W G,Pond S. Open ocean momentum flux measurements in moderate to strong winds[J]. J Phys Oceanogr,1981,11(3): 324-336.
[17]  Geernaert G L,Larsen S E,Hansen F. Measurements of the wind stress,heat flux,and turbulence intensity during storm conditions over the North Sea[J]. J Geophys Res,1987,92(C12): 13127-13139.
[18]  Yelland M,Taylor P K. Wind Stress measurements from the open ocean[J]. J Phys Oceanogr,1998,26(4): 541-558.
[19]  Toffoli A,Loffredo L,Roy P L,et al. On the variability of sea drag in finite water depth[J]. J Geophys Res,2012,117(C11): C00J25.
[20]  Kaimal J C,Finnigan J J. Atmospheric boundary layer flows[M]. UK: Oxford University Press,1994: 289.
[21]  McMillen R T. An eddy correlation technique with extended applicability to non-simple terrain[J]. Boundary-Layer Meteorol,1988,43(3): 231-245.
[22]  Moncrieff J B,Massheder J M,Bruin D H,et al. A system to measure surface fluxes of momentum,sensible heat,water vapour and carbon dioxide[J]. J Hydrol,1997,189: 589-611.
[23]  陈蓉,黄健,万齐林,等. 茂名博贺海洋气象科学试验基地建设与观测进[J]. 热带气象学报,2011(3): 417-426.
[24]  Vickers D,Mahrt L. Quality control and flux sampling problems for tower and aircraft data [J]. J Atmos Oceanic Technol,1997,14(3): 512-526.
[25]  Wilczak J,Oncley S,Stage S. Sonic anemometer tilt correction algorithms[J]. Boundary-Layer Meteorol,2001,99(1): 127-150.
[26]  Moore C J. Frequency response correction for eddy correlation systems[J]. Bound-Layer Meteorol,1986,37(1/2): 17-35.
[27]  Rannik V,Vssala F. Autogressive filtering versus linear detrending in estimation of fluxes by the eddy covariance method[J]. Bound-Layer Meteorol,1999,91(2): 259-280.
[28]  Moncrieff J,Clement R,Finnigan J,et al. Averaging,detrending,and filtering of eddy covariance time series in handbook of micrometeorology[J]. Atmospheric and Oceanographic Sciences Library,2005,29: 7-31.
[29]  Andreas E L,Mahrt L,Vickers D. A new drag relation for aerodynamically rough flow over the ocean[J]. J Atmos Sci,2012,69(8): 2520-2537.
[30]  Geernaert G L,Katsaros K B,Richter K. Variation of the drag coefficient and its dependence on sea state[J]. J Geophys Res,1986,91(C6): 7667-7679.
[31]  Bradley E F,Coppin P A,Godfrey J S. Measurements of sensible and latent heat flux in the western equatorial Pacific Ocean[J]. J Geophys Res,1991,96(S01): 3375-3389.
[32]  Mahrt L,Vickers D,Howell J,et al. Sea surface drag coefficients in the Ris air sea experiment[J]. J Geophys Res,1996,101(C6): 14327-14325.
[33]  Frederickson P A,Kenneth L D. Observational buoy studies of coastal air-sea fluxes[J]. J Climate,2003,16(4): 593-599.

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