example 2: lagrangian modeling for an impact problem 1 prepared by nori. nanami, texas a & m...
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INTRODUCTION TO ABAQUS
Example 2: Lagrangian modeling for an impact problem1PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2Problem description2EXAMPLE 2PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITY
Direct impact problemA rigid body (5 kg) with 50 m/sec impacts on the aluminum plate.Aluminum plateDimensions: 1m 1m 0.002mMaterial type: Linearly elastic behavior with isotropic hardening Element : Shell elements (S4R)Mesh size: 0.01m-0.05mBoundary condition: Four edges are fully constrained.Rigid body impactorShape: cylinder with two hemispherical capsDimensions: 0.32 in length 0.16 m in a diameterLength/ diameter = 2 Initial bird mass: 5 kgMagnitude of initial velocity: VZ = -50 m/sRigid elements (R3D4)Part module: Target3EXAMPLE 2
Target structureModel type: Shell modelShape: Square plateDimensions: 1m 1m
PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYPart module: Impactor4EXAMPLE 2PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITY
Reference geometry for an ImpactorModel type: Discrete rigid modelShape: Cylinder with hemispherical cap and straight endDimensions: 0.16 m in a diameter 0.32 m in length
Property module:Al2024 (aluminum)5EXAMPLE 2
PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYProperty module: Inertia6PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Assembly/Step module7PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2Coordinate(0,0,0)Coordinate(0.5, 0.5, 0.01)
Interaction module8PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Load module: Boundary conditions9PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Load module: Initial conditions10PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Mesh module11PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Job module 12PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Load module: Boundary conditions13PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2
Visualization module : Velocities14PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2Animation
Visualization module : Displacements15PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITYEXAMPLE 2Target: 0