Plugin for Tunneling and Geotechnical Analysis in Abaqus A. Fioranelli Jr, A. Cavalcante T. Pessoa, A. Ferreira [email protected] 05/17/2012 SCC 2012 Agenda • SMARTTECH • Abaqus for Geotechnical Simulation • The Plugin • Example • Conclusion • Next Steps SCC 2012 SMARTTECH  Incorporated 1997  Employees – 45+  Customers – 300+ Holambra Rio de Janeiro São Paulo Buenos Aires SCC 2012 SMARTTECH • SIMULIA reseller in Brazil, since 2005 – In Argentina since 2009 • Engineer company – Tests and Simulation • Geotechnical + Simulation Team SCC 2012 Abaqus Abaqus for Geotechnical Simulation • One of the best FEA • Implicit + Explicit • Non-linearities – Materials – Contact – Fracture • Construction Steps • Big models SCC 2012 Abaqus Why develop a plugin? • Help geotechnical models • Make constructions steps easier • Help new users SCC 2012 Abaqus Top View Cut View SCC 2012 Abaqus Material Change Ex: Rock to Concrete Node 1  • One material different fields – Confusion on material definition  • Same nodes different elements – No stress on new material – CAE can’t do that Element 1+ • Restart Element 2001 – Too much restart for big models SCC 2012 Abaqus • MODEL CHANGE – Activate and Deactivate mesh – CAE is ok! – Plugin make it easier SCC 2012 Plugin • User defines – SET – Materials SCC 2012