Numerical Modeling of Concrete Cracking
Invited Lecturers
- Ignacio Carol (Technical University of Catalonia, Barcelona, Spain)
- 4 lectures on: Discrete crack models using zero-thickness interface elements and meso-scale applications: cracking and fracture of concrete using discrete-crack approach via zero-thickness interface elements along mesh lines; application to meso-mechanics of concrete and to diffusion-driven and coupled durability phenomena in concrete.
- Rodrigue Desmorat (École Normale Supérieure de Cachan, France)
- 5 lectures on: damage models for cyclic and dynamic loading: Isotropic versus anisotropic damage; thermodynamics of damage; standard and non standard damage models; dissymmetric tension/compression damage models for concrete; micro-cracks closure effect and quasi-unilateral conditions; cyclic & hysteretic damage models; permanent strains; strain rate effect by visco- and delay-damage (application to impact).
- Günter Hofstetter (University of Innsbruck, Austria)
- 4 lectures on: Plasticity based crack models & applications: smeared crack models; crack model with embedded discontinuities; applications of concrete models to numerical simulations of concrete structures: (i) pre-cast tunnel lining, (ii) pre-stressed RC shell, (iii) pre-stressed concrete reactor containment model, (iv) RC tunnel structure subjected to fire (v) anchor pull out test.
- Alfredo E. Huespe (Universidad Nacional del Litoral, Santa Fe, Argentina)
- 6 lectures on: Crack models with embedded discontinuities: typical constitutive models with strain softening; kinematics of strong discontinuities; regularization of strain softening models with strong discontinuities; the continuum-strong discontinuity approach; finite elements for capturing strong discontinuities; local and global discontinuity tracking algorithms.
- Milan Jirásek (Czech Technical University, Prague, Czech Republic)
- 5 lectures on: Smeared crack models: isotropic and anisotropic damage models; principles of strain and energy equivalence; smeared representation of oriented cracks; concepts of fixed and rotating cracks; objective modelling of strain localization; cohesive crack approach; crack band approach; nonlocal damage models.
- Günther Meschke (Ruhr University Bochum, Germany)
- 5 lectures on: X-FEM based crack models in the context of poro-mechanics and finite element methods for multiphase problems: continuum-based damage models in the context of hygro-mechanical problems; chemical dissolution problems and chemically expansive processes in concrete structures; consideration of reinforcement; X-FEM models (3D implementation aspects and extension to hygro-mechanical formulation).
- Nicolas Moës (Ecole Centrale de Nantes, France)
- 6 lectures on: X-FEM based crack models: X-FEM basics; crack modeling in 2D and 3D; enrichment strategies and technical issues; configurational forces and extraction of stress intensity factors; advanced issues (cracks in incompressible media; cracks under contact; cracks with cohesive zone); size effect and changes in crack topology.