Session 9 |
| | Fundamental Studies of Turbulence, including advances in LES and DNS, Laboratory Studies, and Observations |
| | Organizer: Keith Wilson, U.S. Army Research Lab., Adelphi, MD
|
| 8:30 AM | 9.1 | Evidence from the Atmospheric Surface Layer that the von Kármán Constant isn't
Edgar L Andreas, U.S. Army Cold Regions Research and Engineering Laboratory, Hanover, NH; and K. J. Claffey, C. W. Fairall, P. S. Guest, R. E. Jordan, and P. O. G. Persson |
| 8:45 AM | 9.2 | On Reasons for the Observed Variation of the von Karman Constant in the Atmospheric Surface Layer 
Christoph A. Vogel, NOAA/ARL/ATDD, Oak Ridge, TN; and P. Frenzen |
| 9:00 AM | 9.3 | Direct Numerical Simulations of Intermittent Turbulence in the Very Stable Ekman Layer
James C. Barnard, PNNL, Richland, WA; and J. J. Riley |
| 9:15 AM | 9.4 | First Attempts of an LES-model evaluation by comparison with experimental data gained from acoustic tomography
Sonja Weinbrecht, University of Hannover, Hannover, Germany; and S. Raasch |
| 9:30 AM | 9.5 | Modeling unresolved motions in LES of field-scale flows
Fotini Katopodes Chow, Stanford University, Stanford, CA; and R. L. Street |
| 9:45 AM | 9.6 | Field Measurements of Spatially-Filtered Turbulence in the Atmospheric Surface Layer
Thomas W. Horst, NCAR, Boulder, CO; and J. Kleissl, D. H. Lenschow, C. Meneveau, C. H. Moeng, M. P. Parlange, P. P. Sullivan, and J. C. Weil |
| 10:00 AM | | Coffee Break
|
| 10:30 AM | 9.7 | Analysis of subfilter-scale fluxes in the atmospheric surface layer
Peter P. Sullivan, NCAR, Boulder, CO; and T. W. Horst, D. H. Lenschow, C. H. Moeng, and J. C. Weil |
| 10:45 AM | 9.8 | Turbulent pressure statistics
Natasha L. Miles, Penn State University, University Park, PA; and J. C. Wyngaard and M. J. Otte |
| 11:00 AM | 9.9 | LES study on the energy imbalance problem with eddy covariance fluxes for uniformly heated convective boundary layers
Manabu Kanda, Tokyo Institute of Technology, Tokyo, Japan; and M. O. Letzel, T. Watanabe, A. Inagaki, and S. Raasch |
| 11:15 AM | 9.10 | A model for the large-scale ramp structures observed in the atmospheric surface layer
K. G. McNaughton, University of Edinburgh, Edinburgh, Scotland; and R. E. Blundell |
| 11:30 AM | 9.11 | Aircraft Measurements of Refractive and Clear Air Turbulence: Spectra, Budgets, and the Prediction Problem
Owen R. Coté, Air Force Research Laboratory, Hanscom AFB, MA; and R. J. Dobosy, J. Roadcap, T. L. Crawford, and J. M. Hacker |
| 11:45 AM | 9.12 | Preliminary CASES-99 measurements of steep vertical gradients in temperature and turbulence structure using a Tethered Lifting System (TLS)
Ben B. Balsley, CIRES/Univ. of Colorado, Boulder, CO; and R. G. Frehlich, Y. Meillier, and M. L. Jensen |
| 12:00 PM | 9.13 | The pressure-correlation term in the TKE budget estimated by the wavelet transform using CASES-99 data
Joan Cuxart, Universitat de les Illes Balears, Palma de Mallorca, Spain; and G. Morales, E. Terradellas, and C. Yagüe |
| 12:15 PM | 9.14 | Effects of stability and filter size on model coefficients and intermittency of sub-filter fluxes in the Atmospheric Boundary Layer
Jan Kleissl, Johns Hopkins University, Baltimore, MD; and C. Meneveau and M. B. Parlange |