The University of Utah Large-Eddy Simulation Model

(under construction)

NOTE: stereo animations require red/blue or red/green glasses

Flow around a cylinder

SGS TKE and velocity vectors (starting flow)

velocity vectors (fully developed flow)

Flow around buildings (solid blocks)

layout of buildings

flow in x-y plane at z=30 m

flow in x-z plane at y=160 m

Study of proposed development at Point of The Mountain Flight Park (Draper Utah)

vertical velocity (full domain)

without development: x-component of velocity (centered on launch/landing areas)

with development: x-component of velocity (centered on launch/landing areas)

without development: x-component of velocity (zoom to lee of development)

with development: x-component of velocity (zoom to lee of development)

without development: subgrid-scale TKE (zoom to lee of development)

with development: subgrid-scale TKE (zoom to lee of development)

without development: single frame of vertical velocity (centered on launch/landing areas)

with development: single frame of vertical velocity (centered on launch/landing areas)

Cumulus convection intercomparison for the ARM SGP site

animation of cloud surfaces

stereo animation of cloud surfaces

Very high-resolution cumulus convection for the BOMEX intercomparison

animation of cloud surfaces, part 1

animation of cloud surfaces, part 2

comparison of results at varying resolutions

Spread and decay of convectively generated cirrus anvils

2D injection of ice

3D (circular) injection of ice

3D (circular) injection of ice with wind

DYCOMS-II RF01 stratocumulus intercomparison

animation of cloud water - volume rendering

stereo animation of cloud water - volume rendering

stereo animation of cloud water - surface rendering

DYCOMS-II RF02 stratocumulus intercomparison

animation of cloud water - volume rendering

stereo animation of cloud water - volume rendering

Very high-resolution cumulus convection for the RICO intercomparison

short "spin-up" period after doubling of resolution

animation of cloud surfaces, top view

animation of cloud surfaces, side view

cross section of cloud boundary and velocity vectors

cross section of cloud water mixing ratio

longer period after "spin-up"

animation of cloud water - volume rendering (gif) or (quicktime)

stereo animation of cloud water - volume rendering (gif) or (quicktime)

Heavy Rain RICO simulation (UKMO setup)

animation of cloud surfaces

stereo animation of cloud surfaces

animation of cloud surfaces with rain

stereo animation of cloud surfaces with rain

Wildfire modeling

potential temperature excess for wildfire in strong wind (note: spread rate artificially increased)

Wildfire modeling (studies by Ruiyu Sun)

Fire in neutral atmosphere

Fire in atmosphere with inversion

Grass fires in turbulent atmospheric boundary layer