CFD of External Aerodynamics and Turbomachinery

Udemy

Online

₹ 2699

particular

details

                                    Medium of instructions
                                    English

                                    Mode of learning
                                    Self study

                                    Mode of Delivery
                                    Video and Text Based

Introduction to Course

Course Introduction

Problem Description of workshop on missile

Introduction
Boundary layer, first cell height and Y+

Geometry processing in Spaceclaim

Opening Spaceclaim and important commands
Importing cad model and changing display properties of geometry
Cleaning geometry, re-creation of important surfaces and making solids
Creating final missile model with fins as single part
Fluid domain creation and saving file

Workshop 2 : Tetra Prism Mesh Generation in ICEM CFD

Introduction, opening ICEMCFD, Working directory and surface resolution
Creating Parts for boundary conditions
Mesh settings and volue mesh generation using Octree method
Improving surface mesh quality using laplace smoothing
Creating density boxes and delaunay mesh
Problem Description
Prism mesh generation and editing
Mesh info and mesh export for Fluent and CFX

Workshop 3 : Problem setup, solution and post processing in Fluent for Missile

Opening mesh file, material properties, turbulence model and mesh units&quality
Boundary conditions, solution settings and running case
Post processing results and mesh adaptation for shock wave resolution

Introduction and problem description for workshop 6, 7& 8

Introduction and problem description for workshop 6, 7& 8

Workshop 6a : Centrifugal Fan - Creating Assembly

Aligning Fan rotor and inlet cone
Aligning Scroll with Fan rotor & Inlet cone
Some advanced features of assembly creation in spaceclaim

Workshop 6b : Creating Centrifugal Fan CFD Model in Spaceclaim for iges model

Importing IGES file and applying some preliminary settings
Moving file to origin, deleting interface region and creating lines
Recreating important surfaces
Separating different components and some processing
Creating final model of scroll with extended region at outlet
Creating final model of Inlet-Cone with extended region at inlet
Creating final model of centrifugal fan impeller

Workshop 7 : Tetra - Prism Meshing of Centrifugal Fan

Introduction and file import into ICEMCFD
Creating Tetra-Prism mesh for Inlet-Cone and export in fluent format with BCs
Creating Tetra-Prism mesh for Volute/Scroll : Build topology and parts
Creating Tetra-Prism mesh for Volute/Scroll : Mesh generation and export
Creating Tetra-Prism mesh for centrifugal fan impeller

Turbomachinery CFD Modelling in Fluent

Introduction and discussion about SRF and MRF
When to use MRF?
Setting up SRF model in Fluent
Setting up Frozen Rotor model in Fluent and mesh interfaces
Setting up mixing plane model in Fluent
Setting up sliding mesh model in Fluent
Boundary conditions for rotating and stationary domains
Summary of different turbomachinery models in Fluent
Difference between Frozen rotor, mixing plane and sliding mesh model
Best practices for different type of simulation cases

Workshop 8 : Frozen Rotor Analysis of Centrifugal Fan in Fluent

Launching fluent and Importing three domain mesh files using append command
Setting up interfaces and Frozen Rotor model
Turbulence model, near wall treatment, boundary layer and Y+
Y+ contours for SST and K-Epsilon realizable model with scalable wall functions
Boundary condition
Solution methods & controls, residuals & monitors and solution
Basic post processing of centrifugal fan : Contours, Vectors and Pathlines
Generating Fan performance map - Advanced level post processing
Creating solution animation

Workshop 9 : Ahmed Body CFD - Problem Description and important details

Introduction to Ahmed Body workshop series
Objectives of this workshop
Problem description and geometry details
Domain dimensions and general discussion of results and settings

Workshop 9 : Ahmed Body geometry generation in design modeler

Introduction
Starting workbench and design modeler
3_Ahmed body Sketch with all dimensions
3D model generation using extrude command
Adding 4 legs using extrude and pattern commands
Round, unite and rotate body to required location
Creating domain for Ahmed body, symmetric model and removal of legs
Creating named selection for boundary conditions
Project and geometry open, save in different formats

Workshop 9 : Geometry editing of Ahmed Body in Spaceclaim

Symmetric model using combine command
Removing legs and moving origin to base of Ahmed body
Mirror command to get full model using half model

Workshop 9 : Tetra-Prism Mesh of Ahmed Body in ICEM CFD

Introduction
Y+, First cell height, and Y+ calculator in excel
Discussion on hybrid wall functions by Knopp
Boundary layer, first cell height and Yplus on Ahmed body
Geometry import and creation of parts
Global Mesh Size and Size function
Setting mesh sizes on parts
Creating density box for local mesh refinement in wake region
Computing volume mesh using two methods and surface mesh smoothing
Generating boundary layer mesh using prisms
Mesh export and creating three meshes for mesh independence

Workshop 9 : Problem setup and solution in Fluent

Problem setup in Fluent along with reference conditions
Solving case in Fluent with optimum settings

Workshop 9 : Post processing of flow around Ahmed Body in Fluent

Post processing in Fluent - Drag and Lift coefficient and comparison
Displaying contour plots, vector plots and path lines
Different type of path-lines and their settings for better flow visualization
Plotting experimental velocity profile at X = -163 mm in excel
Exporting CFD velocity profile at -163 mm and comparing with experimental data

Workshop 9 : Post Processing of Ahmed Body in CFD Post

Opening two cases side by side in CFD post and computing drag coefficient
contour plots, vectors, path-lines for Ahmed Body
Velocity profile at X = -163 mm in CFD post and comparison with experiments

Workshop 10 : Hexa Meshing of Ahmed Body

Introduction, importing spaceclaim file and creating parts
Workshop and course organisation
Initial block association and block split around Ahmed body
Association of blocking to Ahmed body and creating slid block for it
Boundary layer thickness consideration for O-Grid around Ahmed Body
Blocking optimization using move vertices commands based on visual observation
Y+ and first cell height and quality considerations for preliminary pre-mesh
Mesh optimization based on quality metrics
General mesh optimization on different regions
Wake region mesh refinement and general mesh refinements on different blocks
Getting rid of low quality regions and mesh export
Creating coarse, medium and fine mesh for mesh dependency study

CFD Analysis of Full P3C Orion - Part 1 : Introduction

Introduction

CFD Analysis of Full P3C Orion - Part 2 : Geometry Processing in Spaceclaim

Geaometry cleaning in spaceclaim
Some extra processing on model
Defeaturing very small features in model
Creating domain, making half or symmetric model and defining named selections
Creating another domain for aircraft

CFD Analysis of Full P3C Orion - Part 3 : Tetra Prism Meshing in ICEMCFD

Geometry import and considerations for high quality meshing
Build topology, geometry tolerance and geometry resolution issues and solution
Defining size function and resolving mesh issues
Mesh inspection from inside and repair options
Creating density box for mesh refinement in wake region
Mesh repair and some tips & tricks to improve mesh quality
Creating prism mesh for boundary layer capturing on aircraft
Editing prism mesh to increase number of layers for better capturing flow
Setting up solver & boundary conditions and Mesh Export for Fluent

CFD Analysis of Full P3C Orion - Part 4 : CFD solutions and results in Fluent

Problem setup and preliminary solution
Tip and tricks to speed up solution convergence and autosave files
Improving Y+ values
Results post processing : Contours, vector and XY plots
Results Post processing : Drag and lift Coefficients

Concluding Remarks

Future learning goals

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CFD of External Aerodynamics and Turbomachinery

Online

₹ 2699

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The syllabus

Introduction to Course

Problem Description of workshop on missile

Geometry processing in Spaceclaim

Workshop 2 : Tetra Prism Mesh Generation in ICEM CFD

Workshop 3 : Problem setup, solution and post processing in Fluent for Missile

Introduction and problem description for workshop 6, 7& 8

Workshop 6a : Centrifugal Fan - Creating Assembly

Workshop 6b : Creating Centrifugal Fan CFD Model in Spaceclaim for iges model

Workshop 7 : Tetra - Prism Meshing of Centrifugal Fan

Turbomachinery CFD Modelling in Fluent

Workshop 8 : Frozen Rotor Analysis of Centrifugal Fan in Fluent

Workshop 9 : Ahmed Body CFD - Problem Description and important details

Workshop 9 : Ahmed Body geometry generation in design modeler

Workshop 9 : Geometry editing of Ahmed Body in Spaceclaim

Workshop 9 : Tetra-Prism Mesh of Ahmed Body in ICEM CFD

Workshop 9 : Problem setup and solution in Fluent

Workshop 9 : Post processing of flow around Ahmed Body in Fluent

Workshop 9 : Post Processing of Ahmed Body in CFD Post

Workshop 10 : Hexa Meshing of Ahmed Body

CFD Analysis of Full P3C Orion - Part 1 : Introduction

CFD Analysis of Full P3C Orion - Part 2 : Geometry Processing in Spaceclaim

CFD Analysis of Full P3C Orion - Part 3 : Tetra Prism Meshing in ICEMCFD

CFD Analysis of Full P3C Orion - Part 4 : CFD solutions and results in Fluent

Concluding Remarks

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