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 Nonlinear Structural
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CAEFEM supports nonlinearities due to large deflections, nonlinear materials and also contact conditions.

 

Here is a list of major features.

bulletLarge deflection and rotation formulations
bulletTotal Lagrangian formulation
bulletUpdated Lagrangian formulation
bulletCorotational formulation
bulletAn initially straight cantilever beam was deformed into a complete circle in just four time steps.
bulletLarge strains
bulletNonlinear Materials
bulletYield Functions
bulletvon Mises Yield condition
bulletDrucker Prager Yield condition
bulletMohr Coulomb yield condition
bulletHardening Types
bulletIsotropic hardening
bulletKinematic hardening
bulletMooney-Rivlin Hyperelastic rubber material
bulletUser defined stress-strain curve in plastic region
bulletTemperature dependent properties.
bulletContact conditions
bulletSurface to surface contact
bulletGap elements
bulletAutomatically estimates the necessary gap stiffnesses.
bulletSupports Preconditioned Conjugate Gradient iterative and Sparse solvers.
bulletLoads and constraints in any user specified coordinate system. Considers constraints in local coordinate system by the method of transformations.
bulletDeformation dependent pressure loads (follower forces)
bulletSolution Strategies
bulletFull and Modified Newton Raphson techniques.
bulletLine search option for faster convergence
bulletDisplacement, force and energy convergence criteria.
bulletRestart of analysis from the previous successful solution.

 

Copyright © 2008 Concurrent Analysis Corporation. All rights reserved.
CAEFEM is a trade mark of Concurrent Analysis Corporation.
FEMAP is a registered trade mark of Siemens Corporation.
All other trade marks are the property of their respective owners.

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