'Boundary layers' presentation slideshows

1.63k views • 110 slides

From eddies to the breath of the planet

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Kinetic Theory for the Dynamics of Fluctuation-Driven Neural Systems

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Governing Equations IV

Governing Equations IV. by Nils Wedi (room 007; ext. 2657). Thanks to Piotr Smolarkiewicz , Glen Shutts and Peter Bechtold. Introduction and motivation. How do we treat artificial and/or natural boundaries and how do these influence the solution ?

596 views • 46 slides

Geophysical Turbulence Program

GTP : Geophysical Turbulence Program and TNT : Turbulence Numerics Team IMAGe Advisory board Boulder, January 26, 2009. Geophysical Turbulence Program. GTP has been in existence almost since the beginning of NCAR

580 views • 40 slides

OVERVIEW

OVERVIEW. MULTIGRID. Why multigrid? Basic multigrid principles Full multigrid (FMG) Nonlinear multigrid (FAS) Adaptive multigrid. Why Multigrid?. Error Components.

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General Description

General Description. Physical and biological processes are inter-related aspects that govern the productivity of marine ecosystems. Provides an introduction to the physical processes that control abundance of marine organisms in the ocean.

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Turbulent Scalar Mixing Revisiting the classical paradigm in variable diffusivity medium

Turbulent Scalar Mixing Revisiting the classical paradigm in variable diffusivity medium. Gaurav Kumar Advisor: Prof. S. S. Girimaji Turbulence Research Group @ A&M. Navier-Stokes Equations. DNS. Body force effects. Linear Theories: RDT. 7-eqn. RANS. Realizability, Consistency.

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Turbulent Scalar Mixing Revisiting the classical paradigm in variable diffusivity medium

Turbulent Scalar Mixing Revisiting the classical paradigm in variable diffusivity medium. Gaurav Kumar Advisor: Prof. S. S. Girimaji Turbulence Research Group @ A&M. Navier-Stokes Equations. DNS. Body force effects. Linear Theories: RDT. 7-eqn. RANS. Realizability, Consistency.

376 views • 25 slides

Introduction to Convection: Flow and Thermal Considerations

Introduction to Convection: Flow and Thermal Considerations. A region between the surface and the free stream whose thickness increases in the flow direction. Why does increase in the flow direction?. Manifested by a surface shear stress that provides a drag

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Fluid Mechanics

Fluid Mechanics. Lecture 6 The boundary-layer equations. The need for the boundary-layer model.

382 views • 18 slides

CASES99-Results

CASES99-Results. L. Mahrt CASES99 Workshop Oct 2005. Summary. 1. radiative flux divergence important mainly for initial formation of the surface inversion. 2. boundary-layer structure assumes a variety of forms including dominance by elevated shear generation (upside-down structure).

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An Integrated System for Shape Optimization in ANSYS Fluent

An Integrated System for Shape Optimization in ANSYS Fluent. The Proposed Product. The aim of the product is to allow the study of shape optimization entirely within ANSYS Fluent

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C 7.3: Drag Force of a Sign Mounted on a Moving Vehicle

C 7.3: Drag Force of a Sign Mounted on a Moving Vehicle. Rebecca Currier February 15, 2007 BIEN 301- Individual Project. The problem. Pizza delivery sign mounted on car going 40 mph

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Modeling the Atmospheric Boundary Layer (1)

Modeling the Atmospheric Boundary Layer (1). Review of last lecture. Vertical structure of the atmosphere and definition of the boundary layer Vertical structure of the boundary layer Definition of turbulence and forcings generating turbulence

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BOUNDARY LAYERS

BOUNDARY LAYERS. Zone of flow immediately in vicinity of boundary Motion of fluid is retarded by frictional resistance Boundary layer extends away from boundary until unaffected by frictional resistance and flow is same velocity as free stream. Growth of laminar boundary layer.

593 views • 10 slides

Modeling the Atmospheric Boundary Layer (1)

Modeling the Atmospheric Boundary Layer (1). Review of last lecture. Vertical structure of the atmosphere and definition of the boundary layer Vertical structure of the boundary layer Definition of turbulence and forcings generating turbulence

445 views • 10 slides

BBOS meeting on Boundary Layers and Turbulence 2008

BBOS meeting on Boundary Layers and Turbulence 2008. The atmospheric boundary layer. Photograph: Adriaan Schuitmaker. N 2 O. CH 4. new methods for measuring emission rates. Program BBOS Boundary Layers and Turbulence 2008. new methods for measuring emission rates

150 views • 3 slides