ULiege - Aerospace & Mechanical Engineering http://metafor.ltas.ulg.ac.be/dokuwiki/ 2026-04-10T14:01:10+00:00 http://metafor.ltas.ulg.ac.be/dokuwiki/ http://metafor.ltas.ulg.ac.be/dokuwiki/_media/logo.png text/html 2024-03-01T14:50:51+00:00 Anonymous (anonymous@undisclosed.example.com) http://metafor.ltas.ulg.ac.be/dokuwiki/applications/sph/fsi?rev=1709304651&do=diff Fluid-Structure Interaction * Solver: LAMMPS with the USER-SMD package * Method: * Solids: * Total Lagrangian SPH to eliminate the tensile instability * Anti-hourglass control to reduce zero-energy modes * Fluid: Classical SPH text/html 2024-03-01T14:51:17+00:00 Anonymous (anonymous@undisclosed.example.com) http://metafor.ltas.ulg.ac.be/dokuwiki/applications/sph/funnelflow?rev=1709304677&do=diff Funnel Flow * Solver: LAMMPS with the USER-SMD package * Method: classical SPH * Material: inviscid and compressible (Tait equation) fluid * Interaction: repulsive Hertzian force (wall/fluid) * Post-processing: ParaView text/html 2024-03-01T14:51:44+00:00 Anonymous (anonymous@undisclosed.example.com) http://metafor.ltas.ulg.ac.be/dokuwiki/applications/sph/ringcollision?rev=1709304704&do=diff Elastoplastic Ring Collision * Solver: LAMMPS with the USER-SMD package * Method: * Total Lagrangian SPH to eliminate the tensile instability * Anti-hourglass control to reduce zero-energy modes * Material: * Ring on the left: elastic text/html 2024-03-01T14:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) http://metafor.ltas.ulg.ac.be/dokuwiki/applications/sph/tensiontest?rev=1709304614&do=diff Tension Test * Solver: LAMMPS with the USER-SMD package * Method: * Total Lagrangian SPH to eliminate the tensile instability * Anti-hourglass control to reduce zero-energy modes * Material: * Elastoplastic * Johnson-Cook hardening law