EASE-OF-USE
- Interactively create models from CAD files (DXF, STL), sketching, or images
- Automatic structured and unstructured mesh generation
- Extrude linearly and along curves NEW
- Skinning to automatically identify model boundaries to set boundary conditions
- Interactively assign groups, constitutive models, and properties/distributions
- Built-in database to save/import/export material properties NEW
- Automatic stress initialization
- Intuitive commands are easy to learn
- Most UI interactions are automatically translated into commands, which can be saved to a datafile and re-used
- Built-in help / command auto-complete
- Advanced built-in text editor makes creating and running models simple
- With Version 9’s common UI, seamlessly move between programs or easily couple to other Itasca software
EVEN FASTER
- New solution optimization enables 2-3 times faster static modeling and dynamic time steps up to 2.6 times larger than before NEW
- Multi-threaded to utilize the full power of your computer for faster solutions
- Multi-threaded FISH Lists and Operators to query or modify the model incredibly quickly, even while cycling
- New Maxwell damping for 10-200x faster performance for dynamic models NEW
- Faster implicit solvers for fluid flow and thermal calculations NEW
- Fast analytical temperature calculation for specified sources NEW
POWERFUL
- Large-strain simulations to capture the full extent of model deformation
- Includes 27 built-in constitutive models:
- Null
- Elastic
- Orthotropic Elastic
- Anisotropic
- Druker-Prager
- Mohr-Coulumb
- Ubiquitous-Joint
- Ubiquitous-Anisotropic IMPROVED
- Strain-Softening/Hardening
- Double-Yield
- Modified Cam-Clay
- Swell
- Bilinear Strain-Softening/Hardening Ubiquitous-Joint
- Hoek-Brown
- Hoek-Brown-PAC
- CYSoil
- CHSoil
- Plastic-Hardening IMPROVED
- Mohr-Coulomb-Tension
- Soft-Soil
- Finn
- NorSand
- P2PSand
- IMASS (option)
- Von-Mises NEW
- Columnar-Basalt NEW
- Concrete NEW
- Non-linear deformable ground support elastic and elastoplastic NEW structures
- Advanced plotting tools to understand your model results and for working with hundreds of plots on real projects NEW
- FISH, Itasca’s scripting language, provides unparalleled control over, and customization of, the model
- Built-in Python 3.10 scripting includes SciPy for plotting, NumPy for computing, and Pyside for UI customization
- Statistical generation tools for Discrete Fracture Networks (DFNs)
- All model changes (via mouse, commands, or scripting) are recorded for repeatability, learning, and re-use
- Import pore pressures values to gridpoints from MINEDW *.mdp or CSV files (x, y, z, pore pressure) NEW
FLEXIBLE
- Highly customizable UI NEW and modeling
- All licenses permit two instances of FLAC3D to be run on the same computer
- Access and modify almost all variables (including “EXTRA” variables for zones, piles, gridpoints, etc.) via FISH/Python
- Import and export any ASCII data format
- UDMs can be written in C++ using Visual Studio template
ANALYSES
- Static and dynamic stability
- Automatic factor of safety analysis (shear strength reduction method)
- Back-analyze failure and calibrate forward-prediction
- Parametric studies via FISH or Python
- Service limit state (SLS) and ultimate limit states (ULS) based on displacements
- Automatic zone relaxation simulates gradual excavation for construction sequencing
- Simulate material damage and failure
- Effective stress using conventional or complex pore pressure distributions
- Fluid flow, seepage, and consolidation
- Coupled ground-structure interaction (beams, cables, piles, shells, geotextiles, liners)
- Simulate discontinuities (faults, joints, bedding planes, and construction boundaries) using interfaces; capture yielding or failure, shear displacements, opening, and closure along them
- Static and dynamic liquefaction