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Computational Scienceand Engineering
CSE.ILLINOIS.EDU
ME 498CA1 Fall 2016Material, Failure, and Yield Modeling
Computational Scienceand Engineering
CSE.ILLINOIS.EDU
ABAQUS MaterialsPrimary References
Abaqus/CAE User’s Manual, §12.7–11
Getting Started with Abaqus: Keywords Edition, §10
Abaqus Theory Manual, §4
Computational Scienceand Engineering
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ABAQUS MaterialsStress–Strain Modeling
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ABAQUS MaterialsModels
Elastic—Purely elastic response (linear or hyper)– simple models, rubber, solid propellant, elastomer
Plastic—Ductility beyond yield– metal, clay, ice at low strain
Particulate—Friction-dominated– sand
Brittle—Little yield before failure– rock, concrete, ceramic
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CSE.ILLINOIS.EDU
ABAQUS MaterialsModels
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ABAQUS MaterialsModels—Hyperelasticity
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ABAQUS MaterialsModels
Inelastic models– classical plasticity (metals)– cyclic loading/hardening– rate-dependent yield– creep/swelling (incl. anisotropicity)– annealing/melting– dynamic failure (Abaqus/Explicit)– etc.
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ABAQUS MaterialsModels—Cyclic Hardening
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ABAQUS MaterialsModels—Work-Hardening/Annealing
strain hardening
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ABAQUS MaterialsModels—Internal Representation
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ABAQUS MaterialsModels—Brittleness
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ABAQUS MaterialsModels—Hydrodynamic/EOS
Simulation of water sloshing in a tank using hydrodynamic material models.