CFD OpenFOAM Practical Course-OP1

Computational Fluid Dynamics Simulation using OpenFOAM: A basic course for both beginners starting OpenFOAM and OpenFOAM Users towards Advanced CFD Simulations, via practical Online-Live discussions and selected homework within 12 Online-Live Lectures x 90 min, covering Following Topics and Steps. Agenda: June 17 to July 24, Mondays and Wednesday 4:00-5:30 Berlin Time,

Organizer: World-Academies, Knowledge Management Startup at Technical University of Dresden, Germany

Registration Deadline: June 16, for Early Registration Discount 20% June 02 (Please note: As the course capacity is limited to 30 Participants for providing efficient live interaction discussions during lecture time, the registration might be closed earlier).

• Session 1: An introduction to Transport Phenomena and Practical Guide for OpenFOAM  Installation
• Session 2: Introduction To Computational Fluid dynamics
• Session 3: Discritization of equations (Part 1)
• Session 4: Discritization of equations (Part 2)
• Session 5: Basic mesh generation tools in OpenFOAM
• Session 6: Complex mesh generation in OpenFOAM
• Session 7: Boundary conditions and numerical solvers for sets
• Session 8: Pressure-velocity coupling
• Session 9: Reactive flow simulation
• Session 10: Multi-phase flow simulation
• Session 11: Parallel processing and turbulent modeling in OpenFOAM
• Session 12: Customizing OpenFOAM (C++ programming)

More details of the lectures can be find following

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Registration Fee and Discounts: The regular registration fee is 150 Euro. Discounts: Early Registration 20%, Students 50%, World Academies (WAC) Members* 50 % , WAC-Students 60 %, WAC Group Leaders** & Selected RTR Applicants*** 70% (can be up to 100 % free via RTR Application)***. If you need any support please contact to: workshop@world-academies.com *Regular – 150,00 €Early Registration – 120,00 €Student – 75,00 €Active WAC Member – 75,00 €Active WAC-Student-Member – 60,00 €Selected WAC Group Leader & RTR Applicants – 45,00 €

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Session 1: An introduction to Transport Phenomena and Naiver Stokes Equations, and Practical   Guide for Installation and Running OpenFoAM

Session 2: Introduction To Computational Fluid dynamics

• Theory:
  ◦ Main transport equations in fluid flow systems
  ◦ Basics of finite volume method (FVM)
  ◦ Tools for CFD
• Practical:
  ◦ Simulation: First simulation in OpenFOAM (cavity flow)
  ◦ Tools and solvers: Paraview, foamToVTK, icoFoam
  ◦ Folders and files structure (controlDict, transport properties and polyMesh and 0)
• Homework #1:
  ◦ In compressible flow in an expansion duct using icoFoam.
  ◦ Post-processing (using OpenFOAM or Paraview) the results to obtain pressure drop and
  loss coefficient
  Session 3: Discritization of equations (Part 1)
• Theory:
  ◦ Discritization of transient diffusion equation
  ◦ Space discritization: snGradient, Laplacian and gradient
  ◦ Time discritization: Explicit, Implicit, Crank-Nickelson methods
  ◦ Applying of boundary and initial conditions
• Practical:
  ◦ Simulation of transient heat conduction in slab (fvSchemes file)
  ◦ Tools and solvers: laplacianFoam, postProcess (probe and grad), Paraview
• Homework #2:
  ◦ Transient heat transfer for in a CPU and its cooling system.
  ◦ Specifying sources terms using fvModels.
  ◦ Specifying new boundary condition for convective heat transfer
  Session 4: Discritization of equations (Part 2)
• Theory:
  ◦ Divergence term and convection-diffusion equation
  ◦ up-winded , TVD, NVD methods
  ◦ Interpolation schemes
  ◦ Mesh metrics and method selection recommendation
• Practical:
  ◦ Shock tube with various discritization schemes (at least discuss 5 schemes)
  ◦ Tools and solvers: scalarTransportFoam, setFields, Paraview
• Homework #3:
  ◦ False diffusion (mesh is given)
  ◦ Investigating various divergence methods on structured and unstructured meshes
  Session 5: Basic mesh generation tools in OpenFOAM
• Theory:
  ◦ Mesh elements
  ◦ Mesh metrics
• Practical:
  ◦ mesh generation using blockMesh
  ◦ mesh refinement
  ◦ Mesh conversion and importing mesh from third-party tools
  ◦ checkMesh tool for evaluating mesh
• Homework #4: (mesh independency):
  ◦ Flow in tube to investigate the mesh independency (topoSet and probe are used)
  Session 6: Complex mesh generation in OpenFOAM
• Practical:
  ◦ snappyHexMesh is fully explained
  ◦ A complex mesh is created for motorbike or similar ones
• Homework #5: Given and stl file, generate a mesh for a tank with an stirrer
  Session 7: Boundary conditions and numerical solvers for sets
• Theory:
  ◦ Various boundary conditions from basic to derived boundary conditions for inlet, outlet,
  far-field, free-stream, heat transfer with convection and etc.
  ◦ Various linear solvers in OpenFOAM
  ◦ Gauss-Siedel
  ◦ Descent methods
  ◦ Conjugate gradient
  ◦ Preconditioning and etc.
• Practical:
  ◦ Flow simulation in a TJunction
  ◦ tools and solvers: icoFoam, blockMesh, fvSolution file
• Homework #6: Vortex shedding and flow over cylinder. (blockMesh for multi-block mesh
  generation, mirrorMesh, postProcessing, symmetric boundary condition)
  Session 8: Pressure-velocity coupling
• Theory:
  ◦ SIMPLE, Piso, pimple algorithms
  ◦ Under-relaxation of equations and fields
  ◦ CFL number
  ◦ Various solvers (pimpleFoam, simpleFoam, …)
• Practical:
  ◦ heat and ventilation in a room simulation
  ◦ tools and solvers: buoyantSimpleFoam, topoSet, createPatch, and physical properties
  models
• Homework #7: heat transfer in a tube (postProcessing, rhoSimpleFoam, foamLog for
  residuals)
  Session 9: Reactive flow simulation
• Theory:
  ◦ Basic equations
  ◦ Physical properties models in OpenFOAM.
  ◦ Reaction models and tools for reactive flows
• Practical:
  ◦ Reacting flow of methane combustion in an elbow
  ◦ tools and solvers: reactingFoam, fluentMeshToFoam, reaction properties, physical
  properties
  Session 10: Multi-phase flow simulation
• Theory:
  ◦ VOF formulation
  ◦ effect of mesh refinement
• Practical:
  ◦ Simulation of dam-break with and without mesh refinement
  ◦ Solvers and tools: interFoam, dynamic mesh, Paraview
• Homework #8:
  ◦ Injection of bubbles into a quiescent liquid.
  Session 11: Parallel processing and turbulent modeling in OpenFOAM
• Theory:
  ◦ Domain decomposition concept
  ◦ RAS turbulent models
  ◦ wall functions
• Practical:
  ◦ Turbulent flow passing through a propeller
  ◦ tools and solvers: pimpleFoam, snappyHexMesh, surfaceFeatures, createBaffels,
  dynamicMesh, decomposePar, reconstructPar, mpirun, Paraview
  Session 12: Customizing OpenFOAM (C++ programming)
• Creating a new solver in OpenFOAM
• Defining new boundary conditions using coded boundary condition