Introduction Chapter 1

Training Manual March 15, 2001 Inventory # Prerequisites Prerequisites for the Heat Transfer Seminar include: –Successful completion of the Introduction to ANSYS Part 1 Training Course or equivalent ANSYS experience. –Bachelors Degree in Engineering or Science, or equivalent knowledge of Heat Transfer.

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 1 - Introduction Chapter 2 - Fundamental Concepts –Nomenclature –Symbols and Units –Modes of Heat Transfer –Conservation of Energy (First Law of Thermodynamics) –Governing Differential Equation for Transient Conduction –Finite Element Approach –Fundamental Characteristics of Finite Element Thermal Solutions –What makes a heat transfer analysis nonlinear? –When do you need to define specific heat and density? –Comparison to Structural Analysis –Element Library Overview: Capabilities and Limitations –Workshop 1 - Basic Heat Transfer Analysis

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 3 - Steady-State Heat Transfer –Governing Equation for Steady-State Heat Transfer –Types of Thermal Boundary Conditions –Thermal Analysis Template –GUI and ANSYS commands –Details of each step in the analysis process, illustrated via an example problem: Thermal Analysis of a Steel Tube with Fins –Preprocessing- Building the Model –In the Solution Processor –Postprocessing - “Postprocessing 101” –Workshop 2 - Steady-State Thermal Analysis of a Transistor

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 4 - Additional Considerations For Nonlinear Analysis –Time, Loadsteps, Substeps and Equilibrium Iterations –Convergence Criteria –Starting Temperature –Stepped or Ramped Loads –Other Nonlinear Options –Output Control Options –Monitoring/Reviewing the Nonlinear Solution –Workshop 3 - Nonlinear Thermal Analysis of a Transistor Chapter 5 - Transient Analysis –Governing Equations –Differences Compared to Steady-State Analysis –Reviewing Transient Results –Workshop 4 - Transient Thermal Analysis of a Transistor

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 6 - Complex, Time and/or Spatially Varying Boundary Conditions –Tabular Thermal Boundary Conditions (Loads) –Primary Variables –User-Defined Independent Variables –Typical Uses and Applicability –Advantages and Disadvantages –Defining Keytimes and Output Times –Review of ANSYS Tables and Arrays –ANSYS Function Tool – Generator and Loader –Workshop 5 - Transient Exercise with Tabular Loads

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 7 - Additional Convection Options and Simple Thermal/Flow Elements –Convection Applied as a Surface Load –Convection Link Elements –Surface Effect Elements –Modeling Contact Resistance –1D Thermal/Flow Elements –User Convection Subroutines –Workshop 6 - Thermal Analysis of a Low Pressure Gas Turbine Case

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 8 - Radiation –Review of Radiation Concepts –Basic Definitions –Radiation Modeling Alternatives –Radiation Matrix Utility –Radiosity Method –Radiation Analysis Examples - Heat Sink Analysis using the Radiation Matrix Utility, Hidden and Non-Hidden Methods. –Workshop 7 – Radiation Heat Transfer Using Radiosity Method Chapter 9 - Phase Change –Basic Concepts/Terminology –Solving Phase Change in ANSYS –Phase Change Example Problem - Flywheel Casting Analysis

Training Manual March 15, 2001 Inventory # Overview of Chapters and Topics Covered Chapter 10 - Coupled-Field Analysis (with Thermal Stress Emphasis) –Direct and Sequential Coupled Fields –Physics Environments –Thermal-Stress Analysis –Workshop 7 - Thermal Stress Analysis of a Steel Tube with Fins Chapter 11 – Thermal Contact –Basic concepts –Conduction, heat generation, convection, radiation, frictional heating –Detailed conduction problem with varied thermal contact conductance –Workshop 9 – Thermal Contact with thermal conduction as a function of contact pressure Appendix to Workshop 2 - Step-by-step Instructions

Training Manual March 15, 2001 Inventory # Related Seminars & Training Introduction to ANSYS, Part II CFD Analysis Advanced CFD Electronics Packaging

Training Manual March 15, 2001 Inventory # Other Sources of Information ANSYS On-Line Documentation: –Workbook, Verification Manual, Thermal Analysis Guide, Coupled Field Analysis Guide ANSYS Tutorials ANSYS Reference Articles and White Papers ANSYS Solutions magazine Training manuals from related ANSYS courses ANSYS Conference Proceedings ANSYS website: