Session 4 Atmospheric Transport and Dispersion in Urban Areas

Tuesday, 3 August 2010: 3:30 PM-5:15 PM
Crestone Peak I & II (Keystone Resort)
Host: Ninth Symposium on the Urban Environment
Chair:
Steven R. Hanna, Harvard Univ., Boston, MA

Papers:
3:30 PM
4.1
Observed tracer concentrations in downtown Oklahoma City and Manhattan – variations with downwind distance and ratios of rooftop to surface concentrations
Steven R. Hanna, Hanna Consultants, Kennebunkport, ME; and R. Britter and J. Chang
Recorded Presentation

Presentation PDF (2.8 MB)

3:45 PM
4.2
Linkage of an operational mesoscale model to an urban emergency assessment system for prediction of windborne contaminants
Teddy R. Holt, NRL, Monterey, CA; and J. P. Boris, G. Patnaik, D. Geiszler, W. T. Thompson, and J. Cook
Recorded Presentation

4:00 PM
4.3
A large eddy simulation study of pollutant dispersion in urban areas
Valentina Stocca, University of Trieste, Italy, Trieste, Italy; and V. Armenio
Recorded Presentation

Presentation PDF (805.8 kB)

4:15 PM
4.4
Analysis of spatial representativeness of urban monitoring stations using steady CFD-RANS simulations
Jose Luis Santiago, CIEMAT Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas, Madrid, Spain; and M. A. Parra, A. Martilli, F. Martin, and J. M. Santamaria
Recorded Presentation

Presentation PDF (460.9 kB)

4:30 PM
4.5
Development of a coupled CFD-photochemistry model and its use in studying reactive pollutant dispersion in street canyons
Kyung-Hwan Kwak, Seoul National University, Seoul, Korea, Republic of (South); and J. J. Baik
Recorded Presentation

4:45 PM
4.6
Effects of Thermal Stratifications on the Flow and Pollutant Dispersion in Urban Street Canyons: a Large-Eddy Simulation Approach
Wai Chi Cheng, The University of Hong Kong, Hong Kong, , Hong Kong; and C. H. Liu
Recorded Presentation

5:00 PM
4.7
Urban form optimization for air quality applications using simulated annealing and genetic algorithms
Bhagirath Addepalli, University of Utah, Salt Lake City, UT; and E. Pardyjak, P. Willemsen, and D. E. Johnson
Recorded Presentation

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