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Simulation and analysis lab theory
The document discusses Anthropic's Simulation and ANSYS software capabilities. It introduces ANSYS, describing its capabilities for linear static stress analysis, vibration analysis, and thermal analysis. It outlines the basic steps for performing a complete ANSYS analysis, including preprocessing tasks like geometric modeling, applying loads and boundary conditions, element selection, and material property definition before solving and viewing results.
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Overview of the ANSYS software course objectives, introducing capabilities, and analysis types.
Overview of the ANSYS software course objectives, introducing capabilities, and analysis types.
Introduction to the ANSYS Product Launcher, important for accessing various modules within ANSYS.
Overview of the ANSYS workspace, including settings, graphics area, and menu options.
Key steps in performing ANSYS analyses including preprocessing, loads, boundary conditions.
Discusses the selection of elements and the definition of real constants necessary for calculations.
Importance of defining material properties within ANSYS for accurate modeling and analysis.
Techniques in geometric modeling including top-down and bottom-up approaches, and limitations in geometries.Discussion on various element types (1D, 2D, 3D) used in finite element modeling and their applications.
Methods for entity selection and graphics operations within the ANSYS interface.
Focus on file management within ANSYS and an overview of the solver used for analysis.
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Simulation and analysis lab theory
- 1. SIMULATION AND ANSYS LABORATORY–ME6711 S.DHARANI KUMAR ASSISTANT PROFESSOR DEPARTMENT OF MECHANICAL ENGINEERING Sri Eshwar College of Engineering INTRODUCTION TO ANSYS SOFTWARE
- 6. Objective The objective ofthis introductory course is to teach ANSYS basics in the following areas: • ANSYS capabilities, • ANSYS Interactive (GUI) • Basic steps of performing a complete ANSYS analysis • How to build Simple geometric model and Finite Element Models in ANSYS • Linear Static Stress Analysis (1D, 2D and 3D) • Vibration analysis • Thermal analysis
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- 12. Current settings User Promptinfo MAIN MENU Graphics area Icon toolbar menu Utility menu Input line Raise/hidden icon Contact managerCommand window icon Abbreviation toolbar menu Model control toolbar
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- 14. Steps to befollowed • Preprocessor • Geometric modeling • Material modeling • Element selection • Discretization • Loading and boundary conditions • Selection of solver • solving • Viewing the result
- 15. Preprocessing Apply loads andboundary conditions Cross section for 1D problem and thickness for 2D problems
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- 17. Real constants The calculationof element matrices requires material properties, nodal coordinate and geometrical parameters. Any data required for the calculation of element matrix that cannot be determined from the nodal coordinates or material properties are called real constants
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- 20. Geometric modeling 1. Topdown modeling 2. Bottom up modeling Bottom –up modeling- Starts with key points, from which lines, areas and volumes are generated Top- down modeling-Starts with a definition of volumes or areas ( Primitives), which are then combined in some fashion to create the final shape
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- 22. Geometric modeling Ansys willnot allow you to delete or modify a lower order entity if it is attached to a higher order entity
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- 28. Element Selection andtypes-1D L Length is very high compared to height and thickness
- 29. Element Selection andtypes-2D L h Length and height are comparable and thickness is negligible
- 30. PLANE STRESS 2D-Plane stressand plane strain y x xy xy PLANE STRAIN 1 Slice of unit thickness
- 31. Element Selection andtypes-3D L t h L-Length t-Thickness h-Height Length, thickness and height are comparable-3D Elements
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- 37. Bar Beam TrussFrame Single Member Single member Many members connected by pin joint Many members are connected by welding or bolting Take Loads along the axis Take loads perpendicular to axis Loads are applied at the joint, can take force along the axis of the individual member Multi force member can take both axial and perpendicular loads One DOF per node (Translation) Two DOF per Node (Translation, rotation) ( for 2Dimensional structure) Two DOF Per node (Translation) ( for 2Dimensional structure) Three DOF per node (2 Translation and one rotation) ( for 2Dimensional structure) Frame=Bar /Truss + beam Finite element modeling-1D
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- 39. Mouse button –Entity selection
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