"21110" . . . "RIV/68407700:21110/08:01140549" . . . "In the present comparative study, we investigate the influence of directional mesh bias on the results of failure simulations performed with isotropic and anisotropic damage models. The isotropic damage model with a realistic biaxial strength envelope for concrete is highly sensitive to the mesh orientation, even for fine meshes. The anisotropic damage models used in this study capture reasonably well arbitrary crack trajectories."@en . "23"^^ . . "Vyhodnocen\u00ED vlivu sm\u011Bru s\u00EDt\u011B v simulac\u00EDch lomu betonu pomoc\u00ED model\u016F po\u0161kozen\u00ED"@cs . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . . "Vyhodnocen\u00ED vlivu sm\u011Bru s\u00EDt\u011B v simulac\u00EDch lomu betonu pomoc\u00ED model\u016F po\u0161kozen\u00ED"@cs . "366779" . "In the present comparative study, we investigate the influence of directional mesh bias on the results of failure simulations performed with isotropic and anisotropic damage models. The isotropic damage model with a realistic biaxial strength envelope for concrete is highly sensitive to the mesh orientation, even for fine meshes. The anisotropic damage models used in this study capture reasonably well arbitrary crack trajectories." . "Evaluation of directional mesh bias in concrete fracture simulations using continuum damage models" . "RIV/68407700:21110/08:01140549!RIV09-MSM-21110___" . . . . "Evaluation of directional mesh bias in concrete fracture simulations using continuum damage models" . . "000254354000003" . "Jir\u00E1sek, Milan" . "Evaluation of directional mesh bias in concrete fracture simulations using continuum damage models"@en . "Evaluation of directional mesh bias in concrete fracture simulations using continuum damage models"@en . "[BA5EB8D50C1F]" . "8" . . "2"^^ . "ENGINEERING FRACTURE MECHANICS" . "anisotropy; concrete; damage; finite elements; fracture"@en . . "1"^^ . "Z(MSM6840770003)" . . "V t\u00E9to srovn\u00E1vac\u00ED studii se zkoum\u00E1 vliv sm\u011Bru s\u00EDt\u011B kone\u010Dn\u00FDch prvk\u016F na v\u00FDsledky simulac\u00ED prov\u00E1d\u011Bn\u00FDch pomoc\u00ED izotropn\u00EDch a neizotropn\u00EDch model\u016F po\u0161kozen\u00ED. Izotropn\u00ED model po\u0161kozen\u00ED s realistick\u00FDm tvarem ob\u00E1lky pevnosti pro rovinnou napjatost je vysoce citliv\u00FD na sm\u011Br s\u00EDt\u011B, dokoknce i na jemn\u00FDch s\u00EDt\u00EDch. Anizotropn\u00ED modely po\u0161kozen\u00ED pou\u017Eit\u00E9 v t\u00E9to studii p\u0159edpov\u00EDdaj\u00ED pom\u011Brn\u011B spolehliv\u011B obecn\u00E9 dr\u00E1hy \u0161\u00ED\u0159en\u00ED trhliny."@cs . . . "75" . . . "0013-7944" . "Grassl, P." .