http://www.oofem.org/wiki/ 2026-05-02T19:51:10+00:00 http://www.oofem.org/wiki/ http://www.oofem.org/wiki/lib/tpl/dokuwiki/images/favicon.ico text/html 2013-04-15T15:45:34+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:beambending&rev=1366033534&do=diff The cantilever beam is subjected to controlled incremental displacement on the free edge. The mesh was created in Salome and converted to OOFEM input file via Unv2oofem convertor. The mesh contains 6931 nodes and 1188 quadratic brick elements. [A downloadable zip file] contains Salome's hdf file, unv file, OOFEM input file and the control file. text/html 2014-01-23T19:17:18+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:cooksmembrane&rev=1390501038&do=diff Simulation of Cook's membrane using enhanced elements Here, we demonstrate the performance of the enhanced assumed strain element Q1E4 using beam clamped on one end and subjected to a load on the free end. This problem is commonly referred as Cook's membrane. The material is taken as a nearly incompressible. text/html 2012-04-12T20:02:07+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:damage&rev=1334253727&do=diff Tunnels in towns and cities inevitably go under existing infrastructure and can have a strong influence on the strength, lifetime and process of realization. The main focus of this research is to investigate the behavior and damage evolution of buildings due to deformations in the subsoil caused by tunneling. All included numerical investigations were performed using OOFEM. The mesh contains 42 543 nodes and 31 272 linear brick elements. Throughout the analysis, different models are assumed to c… text/html 2011-06-16T18:13:13+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:fracture2dtbc&rev=1308240793&do=diff Multiscale Simulation of Fracturing of Carbon-epoxy Braided composites Two-dimensional triaxially braided composites (2DTBCs) can dissipate large amount of energy during fracturing. The biggest challenge remains in engineering this carbon-epoxy composite to optimize energy dissipation and to discover critical and sensitive factors affecting fracturing performance. The simulation started with the definition and dicretization of Repetitive Unit Cell (RUC), see Figure below text/html 2013-03-16T22:00:45+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:microstructurecracking&rev=1363467645&do=diff 2D Finite Element Analysis OF Aggregate Influence On Mechanical Properties Of Mortar Samples The simulations were focused on the investigation of aggregate shape and size influence on the bending strength evaluated from three-point bending tests, and fracture-mechanical properties evaluated from a series of splitting tests. The geometry of tested specimens is described in Figure below: text/html 2013-04-15T15:30:54+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:multiscaleheattransport&rev=1366032654&do=diff Multiscale Heat Transport Hydrating concrete produces significant amount of hydration heat, which causes several problems in massive concrete elements. Multiscale simulation helped to find an optimal position of cooling pipes and cooling regime on an arch of Opárno bridge, Czech republic. The bridge was built during 2008-2010 with the arches spanning 135 m, see Figures. text/html 2014-12-07T10:19:25+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:steeljoint&rev=1417943965&do=diff Inelastic analysis of steel joint behavior The geometry of steel joint is illustrated on the following figures. Dimensions of the steel joint (side view)Dimensions of the steel joint (front view) The purpose of the simulation was to obtain moment-rotation working diagram of the joint loaded by the moment at the end of the vertical beam, while the ends of the columns were clamped. In order to capture the characteristic behavior, the nonlinear plastic Mises model has been used with the following … text/html 2010-12-29T23:59:27+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:steelplasticity&rev=1293663567&do=diff Steel plasticity with buckling This example demonstrates computation of a structural detail, where a girder beam crosses a column. A welded pair of U profiles 300 mm creates both cross-sections of the beam and the column. The geometry and the mesh were created in text/html 2012-11-03T13:35:50+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.oofem.org/wiki/doku.php?id=gallery:temperaturecolumn&rev=1351946150&do=diff Temperature evolution due to hydration in insulated column First, affinity hydration model was calibrated to released heat from isothermal calorimetry. Cement CEM I 42.5R from Radotín, Czech Republic was used for this purpose, see the Figure below.