Lectures on computational fluid dynamics Applications to human thermodynamics
Publisher: Bookboon.com
Published: 2013
ISBN-13: 9788740308150
Table of contents: title: Sisältö; title: Main equations of the Computational Heat and Mass Transfer; title: Fluid mechanics equations; title: Heat conduction equation; title: Finite difference method; title: One dimensional case; title: Two dimensional case; title: Time derivatives. Explicit versus implicit; title: Exercises; title: Stability and artificial viscosity of numerical methods; title: Artificial viscosity; title: Stability. Courant Friedrich Levy criterion (CFL); title: Exercise; title: Simple explicit time advance scheme for solution of the Navier Stokes Equation; title: Theory; title: Mixed schemes; title: Staggered grid; title: Approximation of...; title: Approximation of...; title: Calculation of the r.h.s. for the Poisson equation (4.6); title: Solution of the Poisson equation (4.6); title: Update the velocity field; title: Boundary conditions for the velocities; title: Calculation of the vorticity; title: Splitting schemes for solution of multidimensional problems; title: Splitting in spatial directions. Alternating direction implicit (ADI) approach; title: Splitting according to physical processes. Fractional step methods; title: Increase of the accuracy of time derivatives approximation using the Lax-Wendroff scheme; title: Finite Volume Method; title: Transformation of the Navier-Stokes Equations in the Finite Volume Method; title: Sample; title: Explicit scheme; title: Implicit scheme; title: Iterative procedure for implicit scheme; title: Pressure correction method; title: SIMPLE method; title: Overview of pressure correction methods; title: SIMPLE algorithm; title: PISO algorithm; title: SIMPLEC algorithm; title: Computational grids; title: Grid types; title: Overset or Chimera grids; title: Morphing grids; title: Physics of turbulence; title: Definition of the turbulence; title: Vortex dynamics; title: Experimental observations; title: Basic definitions of the statistical theory of turbulence; title: Reynolds averaging; title: Isotropic and homogeneous turbulence; title: Correlation function. Integral length; title: Structure functions; title: Kolmogorov theory K41; title: Physical background; title: Dissipation rate; title: Kolmogorov hypotheses; title: Three different scale ranges of turbulent flow; title: Classification of methods for calculation of turbulent flows; title: Limitation of K-41. Kolmogorov theory K-62; title: Reynolds Averaged Navier Stokes Equation (RANS); title: Reynolds Stress Model (RSM); title: Derivation of the RSMEquations; title: Equations of the k - " Model; title: Derivation of the k-Equation; title: Derivation of the " -Equation; title: Method of wall functions; title: Large Eddy Simulation (LES); title: LES filtering; title: LES equations; title: Smagorinskymodel; title: Model of Germano ( Dynamic Smagorinsky Model); title: Scale similarity models; title: Mixed similarity models; title: A-posteriori and a-priori tests; title: Hybrid URANS-LES methods; title: Introduction; title: Detached Eddy Simulation (DES); title: Hybrid model based on integral length as parameter switching between LES and URANS; title: Estimations of the resolution necessary for a pure LES on the example of ship flow; title: Mathematical model of the ice protection of a human body at high temperatures of surrounding medium; title: Designations; title: Introduction; title: Human body and ice protectionmodels; title: Mathematicalmodel; title: Results; title: Discussion; title: CFD Design of cloth for protection of divers at low temperatures under current conditions; title: CFD application for design of cloth for protection from low temperatures under wind conditions. Influence of the wind on the cloth deformation and heat transfer from the body; title: Wind tunnel measurements of pressure distribution; title: Numerical simulations of pressure distribution and comparison with measurements; title: Comparison of CFD results withmeasurements; title: Change of thermal conductivity caused by wind induced pressures; title: Simulation of human comfort conditions in car cabins