midas FEA
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Advanced Nonlinear and Detail Analysis System One Stop Solution for Civil Structures

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Advanced Nonlinear and Detail Analysis System midas FEA About midas FEA Advanced Nonlinear and Detail Analysis System 2006.11.Strategic alliance with TNO DIANA Why midas FEA? 02. Easy Intuitive Framework Task-oriented User Interface Modeling complex 3D geometries Automatic Mesh Generation Mesh manipulation 05. Reliable MIDAS Quality Control System (MQCS) Certification for ISO 9001 Verifications Examples Responsive user support 01. Unique Distinct and sophisticated visual interface Versatile representations of analysis results Powerful geometry modeling capabilities 04. Practical Evaluation...

Advanced Nonlinear and Detail Analysis System midas FEA Application Areas Advanced Nonlinear and Detail Analysis System 3 Heat Transfer - Steady-State / Transient - Heat Generation - Conduction - Convection - Pipe Cooling Concrete Behavior - Creep / Shrinkage - Compressive Strength - Design Codes (JCI, JSCE, etc.) Parametric Analysis - Mutiple Material Sets - Multiple BCs & Heat Sources - Multiple Construction Sequences 01. Linear Static Analysis Multiple Load Cases & Combination Output Control (Data, Node, Element) Result Coordinate System Extensive Element Library Equation Solvers -...

Advanced Nonlinear and Detail Analysis System midas FEA Application Areas Advanced Nonlinear and Detail Analysis System 4 07. Contact Analysis Contact Type - Weld Contact, General Contact Behaviors - Material Nonlinearity - Geometry Nonlinearity Result - Displacement - Stress - Contact force 08. Nonlinear Static Analysis Material Nonlinearity - von Mises, Tresca, Mohr-Coulomb, Drucker-Prager, Rankine, User Supplied Material Geometric Nonlinearity - Total Lagrangian, Co-rotational Iteration Method - Full Newton-Raphson, Modified Newton-Raphson, Arc-Length Method, Initial Stiffness 09....

Providing an integrated and efficient work environment for Modeling, Visualization and Simulation Graphical User Interface midas FEA - Framework 01. Works Tree Main Menu Property Window Observer / Navigation Window Tabbed Toolbars Output Window Status Bar Context Menu Task Pane A new concept tool, which enables the user to freely set optimal menu system A new concept menu system comprising frequently used menu Procedural sequence defined by the user for maximum efficiency Auto-links to manuals, technical papers and tutorials Links to corresponding dialog boxes for ease of checking input...

Tresca Von-Mises Rankine Initial Stiffness Newton-Rahpson Modified Newton -Rahpson Arc-Length Drucker-Prager Mohr-Coulomb Material Models von Mises Tresca Mohr-Coulomb Drucker-Prager Rankine User-Supplied Material Material Nonlinearity Hardening (Iso/Kinematic/Mixed) Softening Failure Criteria Geometric Nonlinearity Total Lagrangian Co-rotational Iteration Method Full Newton-Raphson Modified Newton-Raphson Arc-Length Method Initial Stiffness Supports the design response spectrum based on seismic database library Provides time history analysis by Direct Integration Method and Modal Time...

Cracking Models Total Strain Crack - Fixed Crack Mode & Rotating Crack Model Discrete Crack Mode - Interface Nonlinearity Results Crack Pattern (Crack Stress/Strain) Element Status - Cracking: Partially/Fully Open, Closed, Not Yet - Plasticity: Previously Plastic, Elastic, Plastic, Critical - Contact : No Contact, Slip, Stick Reinforcements (Rebar & Tendon) Embedded Bar/Grid Line Type Applied to Plate, Solid & Plain Stress Point Type Applied to Plain Strain & Axisymmetric Prestressing Tendon Pretension & Post-Tension Short-Term Loss: Friction, Slip & Elastic Deform ation Long-Term Loss:...

Perform contact analysis for structural parts (joint & connections) to simulate connections, cyclic loadings and contact frequency (Considering linear and nonlinear material models) Penalty method assigned for springs between contacting surface and node Simulate frictional behavior for heterogeneous material such as reinforced concrete, etc. Provides 5 interface models to describe nonlinear behavior of heterogeneous material at contact surfaces Interface Model: Coulomb Friction, Discrete Cracking, Crack Diatancy, Bond-slip,Combined (Cracking-shearing-Crushing) Interface Nonlinear Analysis...

Investigate bridge’s stability resistance to wind by visually determining airflow pattern Perform Steady state analysis / Unsteady analysis and Laminar Flow / Turbulence Flow analysis Calculate aerodynamic force coefficients and determine pressure distribution & turbulence kinetic energy Fatigue Analysis : Display structure failure phenomenon based on a cyclic loading pattern with reduced yield strength Calculate stress amplitude Applying Rainflow Counting & S-N Curve Calculating the fatigue life (life cycle) and extent of damage Fatigue Analysis CFD (Computational Fluid Dynamics) Analysis...

Extract Results : Extract results directly from nodes or elements for all the stages Probe Results : Display tags on nodes or elements with corresponding results Easily filter Min or Max results using Probe Results Type of Plots / Interactive Legend Control Extract Result / Probe Result Intuitive graphical output functions to verify and illustrate the analysis results Control range of contour or color spectrum with Legend Control function Original Plot Clipping Plot Illustrate cross-sectional results by defining an arbitrary cutting surface. Hybrid Plot Illustrate contour plot and vector...