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Lagrangian Statistical Simulation of Concentration Mean and Fluctuation Fields
Publisher: American Meteorological Society
Abstract: Lagrangian statistical (Monte Carlo) simulations of the mean and fluctuating concentration fields due to turbulent dispersion are critically reviewed. Attention has been restricted to work in which particle trajectories ...
Lagrangian Stochastic Analysis of Flux-Gradient Relationships in the Convective Boundary Layer
Publisher: American Meteorological Society
Abstract: A generalized Langevin model is used to conduct Lagrangian statistical simulations of turbulent dispersion in a shear-free convective boundary layer. This model more nearly realizes a well-mixed steady state than previous ...
Topographic Waves in Nonlinear and Linear Spherical Baratropic Models
Publisher: American Meteorological Society
Abstract: The effects of topography in forcing the stationary eddy flow field of the atmosphere have been examined using the spherical equivalent barotropic model. Fully nonlinear solutions obtained using the methods of equilibrium ...
Statistical Dynamics of Two-Dimensional Inviscid Flow on a Sphere
Publisher: American Meteorological Society
Abstract: We derive the statistical mechanical equilibrium properties of two-dimensional flow on a sphere, described by the truncated inviscid nondivergent barotrapic model. It is found that probability distribution functions and ...
A Model of Katabatic Winds
Publisher: American Meteorological Society
Abstract: A new model of katabatic winds is presented. A hydraulic approach is employed in which the detailed vertical structure of the flow is replaced by a quiescent stably stratified environment and an equivalent flowing layer ...