Introduction to FLUENT

1. Introduction to FLUENT Introductory FLUENT Training

2. FLUENT is an ANSYS Product • ANSYS, Inc. • Global Headquarters in Canonsburg, PA - USA (south of Pittsburgh) • Development and sales offices in U.S. and around the world • Publicly traded on NASDAQ stock exchange under “ANSS” • All FLUENT products will be integrated into the ANSYS product line.

3. Orientation • Agenda • Facilities • Lunches • Restrooms • Smoking area • Visitor parking • Visitor badges • Goals of introductory FLUENT training • Problem setup • Creating the model – Geometry and mesh generation • Using the solver – Problem setup, execution, and postprocessing • Register for and learn to use the on-line self-help resources • Begin your own CFD project • We recommend working on relevant FLUENT and GAMBIT tutorials first.

4. Agenda (Day 1) 8:00 – 8:30 Introduction to ANSYS/Fluent 8:30 – 9:00 Lecture – Introduction to CFD Analysis 9:00 – 9:30 Demonstration: Overview of the CFD Process 9:30 – 11:15 Tutorial Session – Tutorial #1 (3D Mixing Elbow) 11:15 – 12:00 Lecture – Solver Basics 12:00 – 1:00 Lunch 1:00 – 2:00 Lecture – Boundary Conditions 2:00 – 3:00 Tutorial Session 3:00 – 4:00 Lecture – Solver Settings 4:00 – 5:00 Tutorial Session

5. Agenda (Day 2) 8:00 – 9:00 Lecture – Turbulence Modeling 9:00 – 10:30 Tutorial Session 10:30 – 11:15 Lecture – Heat Transfer Modeling 11:15 – 12:00 Lecture – User Defined Functions 12:00 – 1:00 Lunch 1:00 – 2:00 Lecture (Optional) – Multiphase Modeling 2:00 – 3:00 Lecture (Optional) – Reacting Flow Modeling 3:00 – 4:00 Lecture (Optional) – Moving Zone Models 4:00 – 5:00 Tutorial Session

6. Technical Support • Fluent’s User Services Center (USC) provides a complete suite of self-help resources • Registration: • Commercial http://www.fluent.com/support/fuscreg.htm • University http://www.fluent.com/software/university/usc_student_form.htm • Commercial users access the Online Technical Support (OTS) portal to interact with the product support staff • Available 24x7 • Search the Solutions database, maintained by the support staff • Create a new Support Request • Interact with the support staff • Retrieve previous support Cases at any time for reference • University users request support by email to aca-support@fluent.com

7. Fluent User Services Center www.fluentusers.com • Please register today! • Services include • Release information • Download updates • Documentation • Supported platform • Defects and workarounds • Presentations • Training materials • Online technical support • OTS overview and demo via web-based training • Quick reference guide

8. User Services Center Registration • Using a web browser, access the FLUENT corporate web page at www.fluent.com • Find Customer Resources under Services • Click the User Services Center link • After registering, you will receive an e-mail with your USC login and password at the address you provided on the registration page

9. Online Technical Support • Access from the USC • Same account as USC • Services include: • Find solutions • Ask a technical support question • Monitor status of previous question • Automatic updates • A web-based training module is available for download. • Exchange files with support staff (anonymous FTP) • ftp to ftp.fluent.com • Log in as ftp and use your e-mail address as the password. • cd to incoming/xxx or outgoing/xxx and put/get files in binary mode. • The support engineer will provide the xxx

10. Web-Based Trainings • Web-based training courses are available from our LearningCFD.com web site • Modules can be downloaded to your computer and viewed as many times as you like • More modules are planned and will be available in the near future www.learningcfd.com/login/online/index.htm

11. 2008 ANSYS Conference: Date and location TBD Meet with ANSYS/FLUENT users and staff. Attend training seminars. Learn other applications presented by users and staff. Provide input to future software development Exact dates will be announced in FLUENT publications. www.fluent.com Fluent News Fluent eNews ANSYS Solutions 2008 ANSYS Conferences

12. FLUENT Products Integrated Into ANSYS Product Suite • FLUENT – General purpose CFD solver for a wide range of industries. • Polyflow – Spectral element solver used for extrusion, blow molding and viscoeleastic flow applications. • FLUENT for CATIA – FLUENT is embedded in CATIA 5 to allow CFD to be done in the CATIA PLM environment. • GAMBIT – Preprocessor for FLUENT, Fidap and Polyflow • TGrid – Preprocessor that can generate a tet/hybrid mesh from an imported surface mesh. • See the Appendix for more details on these products.

13. FLUENT Products Integrated into ANSYS Product Suite • Icepak – Has a custom-built interface on top of FLUENT solver used for analyzing electronics cooling applications. • Airpak – Has a custom-built interface on top of FLUENT solver used for solving ventilation/environmental contamination problems. • MixSim - Has a custom-built interface on top of FLUENT solver used to solve mixing tank problems • FloWizard – Has a wizard-driven interface that sits on top of FLUENT and GAMBIT that can be easily used by non-CFD specialists. • CoolSim – An interface to perform analysis of data center air flow and cooling load requirements. • See the Appendix for more details on these products.

14. Other ANSYS Products • ANSYS, Inc. family of products include the following: • ANSYS – Advanced nonlinear mechanical and multiphysics FEA solution capabilities • ANSYS Workbench – Complete environment for geometry modeling, mesh manipulation, structural/thermal analysis, and optimization, which is tightly integrated with CAD packages. • ANSYS CFX – General purpose CFD solver, including the coupled, parallel ANSYS CFX solver. • ANSYS ICEM CFD – Powerful meshing tools with general pre- and post-processing features, including ICEM CFD for generating complex CFD grids and AI*Environment for creating sophisticated structural FEA meshes

15. ANSYS Workbench Overview • ANSYS Workbench comprises seven modules: • Simulation for performing structural and thermal analyses using the ANSYS solver • CFX-Mesh for generating a mesh for the ANSYS CFX solver • DesignModelerfor creating and modifying CAD geometry to prepare the solid model for use in Simulation or CFX-Mesh • DesignExplorer and DesignExplorer VT for investigating the effect of variations input to the response of the system • FE Modeler for translating a Nastran mesh for use in ANSYS • Advanced CFD for performing CFD analyses using the ANSYS CFX solver. • Advanced Meshing for generating complex CFD grids and sophisticated structural FEA meshes using ICEM CFD

16. Advanced Meshing Advanced CFD DesignXplorer (VT) Simulation FE Modeler CFX-Mesh DesignModeler ANSYS Workbench Overview ANSYS Workbench

17. Documentation • Documentation for all products is available at www.fluentusers.com • A separate CD for each product is available which contains all manuals for that product. • Two formats are available • HTML – Useful for general viewing and searching. Limited printing. • Adobe Portable Document Format (PDF) – Useful for printing high quality pages. Fluent 6.3 Documentation Web Page at www.fluentusers.com

18. Training Evaluation • Evaluation forms handed out with training materials. • Your feedback helps us improve our training materials and methods. • Please turn in your evaluations forms before you leave.

19. Appendix

20. FLUENT • FLUENT applications: • External/internal automotive flows and in-cylinder flows • High-speed aerodynamics • Rocket flows • Turbomachinery • Chemical reactors • Cyclones • Bubble columns • Mixing vessels • Fluidized beds • Flow-induced noise • Moving and dynamic mesh • Many more! Surface pressure distribution in an automotive engine cooling jacket. Instantaneous solids concentration in a riser indicating uniform distribution of catalyst at the riser head.

21. POLYFLOW Inverse Die Design: Determines die geometry based upon desired extruded shape. • POLYFLOW is a finite element solver for laminar, viscous flows • Useful with complex rheology and free surfaces. • Applications: • Extrusion, coextrusion, die design • Blow molding, thermoforming • Film casting, glass sheet forming/stretching, fiber drawing • Chemical reactions, foaming • Viscoelastic flows (“memory effects”) Requested part shape and calculated die lip shape for a rubber car door seal. Blow molding simulation of a gas tank using the membrane element.

22. FLUENT for CATIA V5 brings CFD analysis into the CATIA V5 PLM environment. • Fully imbedded in the analysis infrastructure of CATIA V5: • Flow volume extraction • meshing • simulation • post-processing • knowledgeware and data management • Full generative associativity between geometry and CFD models • FLUENT for CATIA V5 can be deployed throughout the full product life cycle.

23. GAMBIT • A single, integrated pre-processor for CFD analysis. • Geometry creation • Mesh generation • Mesh quality examination • Boundary zone assignment

24. TGrid • A pre-processor for tet/hybrid mesh generation. • Useful when starting with triangular surface mesh.

25. IcePak • IcePak is focused on electronics cooling design: • Cooling airflow, heat conduction, convection and radiation heat transfer • The user interface and automatic meshing are tailored for applications such as: • Cabinet design • Fan placement • Board-level design • Heat sink evaluation Flow pathlines and temperature distribution in a fan-cooled computer cabinet.

26. AirPak • Simplifies the design and analysis of ventilation systems • Accurate, quick, and easy-to-use design tool that empowers designers and professionals, without extensive backgrounds in computer applications, to utilize the powers of advanced CFD tools • Optimize your designs or pinpoint problems based on accurate predictions of airflow patterns, thermal conditions, comfort conditions, and/or contamination control effectiveness

27. MixSim • MixSim is a specialized user interface that allows quick and easy set-up of mixing tank simulations. • The tank size, bottom shape, baffle configuration, number and type of impellers, etc. are specified directly. • The mesh and complete problem definition are then automatically created. • Other features • Impeller libraries from leading equipment manufacturers • Transient sliding mesh, steady-state multiple reference frame models • Non-Newtonian rheology

28. FloWizard • Our first general purpose CFD product for non-specialists driven by FLUENT and GAMBIT. • FloWizard’s focus is on ease of use and automation: • It is a highly-automated, “first pass” simulation tool for use in basic flow and heat transfer calculations. • A wizard-based interface guides the user through all the steps of a CFD analysis, from problem set-up to post-processing. • The user is insulated from specialized CFD parameters, such as discretization and turbulence model choices.

29. ANSYS Workbench Overview • ANSYS Workbench also consists of the TurboSystem, which is an industry specific solution for designing rotating machines. It consists of the following additional modules: • BladeModeler an efficient 3-D rotating machinery design tool for bladed components. • TurboGrid a high quality hexahedral meshing tool for blade design. TurboGrid BladeModeler

30. DesignModeler Overview • DesignModeler (DM) is a component of ANSYS Workbench. • A CAD-like modeler with analysis modeling goals: • Performs unique geometry modification capabilities for simulation: • Feature Simplification • Enclosure Operation • Fill Operation • Spot Welds • Split Surfaces • Surface Model Extraction • Planar Body Extraction • Beam Modeling DesignModeler

31. DesignModeler Overview • Contains parametric modeling capability: • 2D Sketcher with Dimensions and Constraints • Integrates directly with ANSYS Workbench modules • Simulation • CFX-Mesh • Advanced Meshing (ICEM) • DesignXplorer • BladeModeler DesignModeler

32. CFX-Mesh Overview • CFX-Mesh is a component of Workbench designed for generating CFD meshes for the ANSYS CFX Solver. • Creates mesh in “solid” regions • Simple user inputs • Tightly coupled with DesignModeler • Hybrid mesh approach • Capable of generating large meshes • Advanced mesh refinement controls • Produces a “native-format” CFX gtm file CFX-Mesh

33. CFX-Mesh Overview • Hybrid mesh approach • Triangular surface mesh • Prismatic/Inflated mesh • Pyramidal intermediate elements • Tetrahedral mesh generator