Statistical turbulence modelling for fluid dynamics, demystified : an introductory text for graduate engineering students / Michael Leschziner (Imperial College London, UK).

By:

Leschziner, Michael [author.]

Material type: Text

TextPublisher: New Jersey : Imperial College Press, 2015Description: 1 online resourceContent type:

text

Media type:

computer

Carrier type:

online resource

ISBN:

9781783266623
1783266627
9781783266630
1783266635

Subject(s): Genre/Form:

Additional physical formats: Print version:: Statistical turbulence modelling for fluid dynamics, demystified.DDC classification:

532/.0527015195 23

LOC classification:

TA357.5.T87 L467 2015eb

Online resources:

Click here to access online

Contents:

Foreword: What is this Book About, and for Whom?; 1. Statistical Viewpoint of Turbulence -- Motivation and Rationale; 2. What Makes Turbulence Tick?; 2.1 Eddies, vortices and their scales; 2.2 A semblance of order and organisation; 2.3 Forcing turbulence -- a first look; 2.4 Summary and lessons; 3. Reynolds-Averaging; 3.1 Decomposition and time-integration; 3.2 The Reynolds-averaged Navier-Stokes (RANS) equations for steady flow; 3.3 The Reynolds-averaged Navier-Stokes equations for unsteady flow(URANS); 3.4 Spatial averaging and statistical homogeneity; 3.5 Summary and lessons.

4. Fundamentals of Stress/Strain Interactions4.1 A rational framework for describing the Reynolds stresses; 4.2 The case of simple shear; 4.3 Manifestations of stress anisotropy; 4.4 Summary and lessons; 5. Fundamentals of Near-Wall Interaction; 5.1 Turbulence in the viscous sublayer; 5.2 Turbulence processes in the 'buffer layer'; 5.3 The velocity distribution in the near-wall region; 5.4 Summary and lessons; 6. Fundamentals of Scalar-Flux/Scalar-Gradient Interactions; 6.1 The exact equations for the turbulent fluxes; 6.2 Some key interactions; 6.3 Summary and lessons; 7. The Eddy Viscosity.

10.3 Eddy-viscosity-based wall functions10.4 Numerical wall functions; 10.5 More general wall functions; 10.6 Wall functions for heat transfer; 10.7 Summary and lessons; 11. Defects of Linear Eddy-Viscosity Models, Their Sources and (Imperfect) Corrections; 11.1 The need for corrections; 11.2 Realisability; 11.3 Curvature; 11.4 Swirl; 11.5 Rotation; 11.6 Body forces -- buoyancy; 11.7 Length-scale corrections; 11.8 Summary and lessons; 12. Reynolds-Stress-Transport Modelling; 12.1 Rationale and motivation; 12.2 The exact Reynolds-stress equations; 12.3 Closure -- some basic rules.

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Print version record.

Includes bibliographical references and index.

880-01 Foreword: What is this Book About, and for Whom?; 1. Statistical Viewpoint of Turbulence -- Motivation and Rationale; 2. What Makes Turbulence Tick?; 2.1 Eddies, vortices and their scales; 2.2 A semblance of order and organisation; 2.3 Forcing turbulence -- a first look; 2.4 Summary and lessons; 3. Reynolds-Averaging; 3.1 Decomposition and time-integration; 3.2 The Reynolds-averaged Navier-Stokes (RANS) equations for steady flow; 3.3 The Reynolds-averaged Navier-Stokes equations for unsteady flow(URANS); 3.4 Spatial averaging and statistical homogeneity; 3.5 Summary and lessons.

880-02 10.3 Eddy-viscosity-based wall functions10.4 Numerical wall functions; 10.5 More general wall functions; 10.6 Wall functions for heat transfer; 10.7 Summary and lessons; 11. Defects of Linear Eddy-Viscosity Models, Their Sources and (Imperfect) Corrections; 11.1 The need for corrections; 11.2 Realisability; 11.3 Curvature; 11.4 Swirl; 11.5 Rotation; 11.6 Body forces -- buoyancy; 11.7 Length-scale corrections; 11.8 Summary and lessons; 12. Reynolds-Stress-Transport Modelling; 12.1 Rationale and motivation; 12.2 The exact Reynolds-stress equations; 12.3 Closure -- some basic rules.

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