Advanced Nonlinear and Detail Analysis Program

Overview Overview 02 Geometry Modeling 15 Mesh Generation 23 Analysis 40 Post-processing 64 2

Overview About FEA Advanced Nonlinear and Detail Analysis Program “FEA is a state-of-the art integrated finite element analysis system for nonlinear and detail simulations of civil and building structures… 2001 2003 2005 ” 2006 3

Overview Foundation Advanced Nonlinear and Detail Analysis Program Modeling, Meshing & Post-processing MIDAS Solver Linear, Nonlinear (Material/Geometry) Contact, Heat Transfer, Fatigue “Integrated Solution for Advanced Analysis in Civil Structural CAE” Co-Dev. with TNO DIANA Crack, Reinforcement, Interface 4

Overview Analysis Overview Advanced Nonlinear and Detail Analysis Program Static Analysis Construction Stage Analysis Moving Load Analysis Modal Analysis Linear Buckling Analysis Transient / Frequency / Response Spectrum Analysis Material / Geometry Nonlinearity Analysis Interface Nonlinearity Analysis Reinforcement Analysis Cracking Analysis Static/Explicit Contact Analysis Heat Transfer Analysis Fatigue Analysis Fluid Dynamics Analysis 5

Overview Applicable Problems Advanced Nonlinear and Detail Analysis Program General Detail Analysis (Linear, Material/Geometry Nonlinear) • General detail FE analysis (linear static/dynamic analysis of concrete and steel) • Buckling analysis of steel structure with material and geometric nonlinearity Concrete, Interface and Reinforcement Nonlinear Analysis • Detail analysis of composite structure (steel + concrete) Thermal analysis and differential shrinkage analysis of steel-concrete composite girder, concrete filled steel tube and core of the SRC pier and so on • 3D detail analysis considering...

Overview Applicable Problems Advanced Nonlinear and Detail Analysis Program Thermo-Elastic Analysis (Heat Transfer, Heat of Hydration) • Analysis of heat of hydration (general, special, nonlinear) • Detail analysis for assessment of shear capacity of pavement (de-bonding failure) • Analysis of thermal effect due to the asphalt pavement (guss asphalt) • Fire effect on a reinforced concrete slab • Evaluation of residual stress and integrity of welded part Special Analysis (CFD, Contact, Fatigue, etc.) • Crack and fatigue analysis of the surface of structures • Damage estimation of pier/waterbreak...

Overview Advanced Nonlinear and Detail Analysis Program Configuration Geometry Modeler Mesh Generator FEM Pre-processor Report Generator FEA Post-processor FEM Solver 8

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Overview Advanced Nonlinear and Detail Analysis Program Graphic Display - Geometry Shading with Edge Transparenc y Wireframe Shading + Transparency 10

Overview Advanced Nonlinear and Detail Analysis Program Graphic Display - Mesh Shrink FeatureEdge Wireframe (Free-Face) Shading FeatureEdge 11

Overview Transformation Control Box Virtual Mesh Transformation Advanced Nonlinear and Detail Analysis Program Virtual Transformation (Translation, Rotation, Scaling) by Mouse Dragging 12

Overview Flying View Advanced Nonlinear and Detail Analysis Program 13

Overview Data Exchange Advanced Nonlinear and Detail Analysis Program Geometry Model Data • • • • • Import (Geometry) STEP, IGES ACIS*, Parasolid* SolidWorks*, Inventor*, etc. AutoCAD DWG / DXF → ‘*’ marked CAD interfaces are options. Imported CAD Geometry Export (Geometry) STEP, IGES Analysis Model Data • • • • Import (Analysis Data) DIANA, MSC/NASTRAN Neutral (Text) Export (Analysis Data) MIDAS/Civil, MIDAS/Gen Neutral (Text) Standards for CAD Data Exchange • • STEP (STandard for the Exchange of Product Model Data) IGES (Initial Graphics Exchange Specification) Generated Mesh 14

Geometry Modeling Overview 02 Geometry Modeling 15 Mesh Generation 23 Analysis 40 Post-processing 64 15

Geometry Modeling Curve Line, Polyline • Arc, Circle • Polygon • B-Spline • Tunnel Section • Fillet, Chamfer • Trim, Extend • Intersect • Offset, Tangent • Break, Merge … • Advanced Nonlinear and Detail Analysis Program Geometry Modeling Surface Plane Patch • Coons Patch • NURBS Patch • Grid Patch • Vertex Patch • Fillet, Chamfer • Sew, Fuse • Trim, Divide • Extend • Imprint … • Advanced Modeling Solid Box, Wedge • Cylinder, Cone • Sphere, Torus • Trim, Divide • Embed • Boolean Op. (Fuse, Cut, …) • Stitch Surfaces … • Extrude • Revolve • Loft • Sweep • Fillet, Chamfer • Offset, Draft • Shelling...

Geometry Modeling Advanced Nonlinear and Detail Analysis Program Curve Modeling Generation Line • Arc • Circle • Ellipse • Parabola • Hyperbola • Modification B-Spline • Polyline • Rectangle • Polygon • Profile • Tunnel • On-Surface Curve • Shortest Path Line • Surface Intersection • Offset Curve • Extrude Vertex • Tangent Line • Arc Fillet / Chamfer • Trim / Extend • Merge / Break • Intersect • Align, Coincide • Make Wire • Imported DXF Polyline Surface Intersection Line Circle Profile (Polyline+Tangent Arc) Tunnel Section B-Spline 17

Geometry Modeling Advanced Nonlinear and Detail Analysis Program Surface Modeling Vertex Cloud Co-planar Curves Virtual Grid (M X N) Plane Patch Elevation Grid Patch Vertex Patch 2~4 Curves Arbitrary Curves (Boundary/Tangent/Internal) Coons Patch NURBS Patch 18