Computational Fluid Dynamics (CFD) Using ANSYS
Target Audience:
- Mechanical, chemical, petroleum, marine, and aerospace engineers
- Students and professionals new to CFD
- Engineers seeking practical skills in ANSYS Fluent
Course Objectives:
By the end of the course, participants will be able to:
- Understand the basic principles and governing equations of CFD
- Set up, solve, and post-process CFD simulations in ANSYS Fluent
- Select appropriate models (turbulence, multiphase, heat transfer, etc.)
- Validate simulation results against analytical or empirical data
- Apply CFD to real-world engineering problems
Module Highlight
Introduction to CFD and ANSYS Environment
- What is CFD? Importance and applications
- Governing equations: Navier-Stokes, continuity, energy
- CFD workflow: Pre-processing, Solving, Post-processing
- Introduction to ANSYS Workbench and Fluent GUI
- Hardware and solver settings
Geometry Creation and Meshing in ANSYS
- Introduction to SpaceClaim/DesignModeler
- Geometry import and cleanup
- Meshing strategies: Structured vs unstructured
- Mesh quality metrics and refinement
- Inflation layers and boundary layer resolution
- Hands-on: Meshing a pipe, airfoil, and tank geometry
Solver Setup in ANSYS Fluent
- Solver types: Pressure-based vs density-based
- Setting boundary conditions
- Material properties and fluid models
- Turbulence models: k-ε, k-ω SST, LES (overview)
- Initialization and convergence criteria
- Hands-on: Internal and external flow problems
Heat Transfer and Conjugate Heat Transfer (CHT)
- Heat conduction, convection, and radiation modeling
- Thermal boundary conditions
- Solving conjugate heat transfer problems
- Hands-on: Heat exchanger and cooling systems simulation
Multiphase and Free Surface Flow Simulation
- Eulerian and Volume of Fluid (VOF) models
- Cavitation, bubbles, sloshing
- Applications: Tank filling, wave-structure interaction
- Hands-on: Free surface simulation of a tank
Post-Processing and Data Interpretation
- Visualization of velocity, pressure, turbulence, and temperature fields
- Streamlines, vectors, and contour plots
- Plotting and exporting data
- Validating CFD results against benchmarks
- Hands-on: Report generation from Fluent
Industry Applications and Optimization
- Marine: Hull resistance, propeller flow
- Oil & Gas: Flow assurance, erosion, gas dispersion
- HVAC, aerospace, and automotive examples
- Introduction to parametric optimization (DesignXplorer)
Capstone Project and Case Study
- Participants complete a guided mini-project
- Case study examples (HVAC, Marine, etc.)
- Review of assumptions, setup, solution strategy, and validation
- Group presentation or one-on-one project review