Example 2: Lagrangian modeling for an impact problem

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Example 2: Lagrangian modeling for an impact problem 1 PREPARED BY NORI. NANAMI, TEXAS A & M UNIVERSITY EXAMPLE 2

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Example 2: Lagrangian modeling for an impact problem. EXAMPLE 2. Problem description. Direct impact problem A rigid body (5 kg ) with 50 m/sec impacts on the aluminum plate. Aluminum plate Dimensions : 1m× 1m× 0.002m Material type: Linearly elastic behavior with isotropic hardening - PowerPoint PPT Presentation

Transcript of Example 2: Lagrangian modeling for an impact problem

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


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