Enhancing LAMMPS Capabilities

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CAD InteroperabilityGenerating a Particle StreamParticle insertion at surfaceCommand fix insert/streamExtrudes triangular surface meshvelocityParticles are inserted in packageslike with fix pour and are integratedby the fix with constant vel untilthey reach the surface mesh. BCsare enforced at the surface mesh.Christian Doppler Laboratory on Particulate Flow Modelling www.particulate-flow.at 22
Industrial ApplicationWear Prediction at Transfer ChuteWork with Andre Katterfeld (Univ. Magdeburg, Cepartec)Goniva, C, Katterfeld, A, Kloss, C: „Simulation of dust emission and transport and chute wear“Proc. of 16. Fachtagung Schüttgutfördertechnik Magdeburg, Sept 2011Wear prediction (Finnie model)Fix mesh/gran/stressanalysis25 k particles, 4 processors:10 sec real time (200k steps)LB on: 1146 sec CPU timeLB off: 1514 sec CPU timeChristian Doppler Laboratory on Particulate Flow Modelling www.particulate-flow.at 23
Page 1 and 2: Enhancing LAMMPS CapabilitiesGranul
Page 3 and 4: Open Source DEM and CFD-DEMOutline1
Page 5 and 6: About UsMission StatementCD Lab Par
Page 7 and 8: The LIGGGHTS+CFDEM CodesCooperation
Page 9 and 10: II. Models
Page 11: LIGGGHTS Models - ReleasedHertz-Min
Page 14 and 15: Lattice Beam ModelDynamic fracture
Page 16 and 17: LIGGGHTS ModelsCapturing non-spheri
Page 18 and 19: LIGGGHTS ModelsCapturing non-unifor
Page 20 and 21: CAD InteroperabilityImporting a Mes
Page 24 and 25: IV. Features and Coding Concepts
Page 26 and 27: Dynamic Load-BalancingSilo Test Cas
Page 28 and 29: Abstraction Layer I: Per-Particle P
Page 34 and 35: Abstraction Layer II: “Transport
Page 36 and 37: V. Coupling to Continuum Methods
Page 39 and 40: Coupling to Continuum MethodsHow do
Page 41 and 42: Coupling to Continuum MethodsMotiva
Page 43 and 44: Coupling to Continuum MethodsUnreso
Page 46 and 47: Application ExampleSoil Sampling wi
Page 48 and 49: Industrial ApplicationReduction of
Page 50: Thank you for your attention!Questi

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