Continuum Modeling for Geomechanics in 3D
Unleash the power of 3D geotechnical modeling to tackle complex challenges with precision and confidence using FLAC3D.
FLAC3D
What’s new in the latest release of FLAC3D?
New High-Performance Cluster Computing
Harness the power of High-Performance Computing (HPC) networks and supercharge your simulations with FLAC3D V9.2! This game-changing feature distributes tasks across multiple computers, slashing simulation times and boosting efficiency like never before! Get ready to experience faster, smarter modeling! Typical performance improvements of 7X for 8 nodes, 13X for 16 nodes, and 20X for 32 nodes, depending on the model.
New Machine Learning Based Tools
The V9.2 machine learning toolset, powered by ITASCA’s groundbreaking research, revolutionizes geotechnical analysis! Developed using vast datasets and advanced algorithms, these tools rapidly identify patterns in complex conditions for highly accurate predictions. The first tool, the new Hoek-Brown rock slope model, instantly calculates the factor of safety, delivering precise results with customizable inputs in seconds!
New Constitutive Model: Curved Mohr-Coulomb
The traditional Mohr-Coulomb model oversimplifies failure, risking safety overestimation in low-stress zones like shallow slips. ITASCA’s new Curved Mohr-Coulomb model changes everything! It’s efficient, flexible, and features a nonlinear failure envelope with just three parameters or custom curves. Plus, it supports linear, bilinear, Hoek-Brown, and Griffith laws—ideal for automatic factor of safety calculations!
What is FLAC3D?
FLAC3D is a sophisticated numerical modeling software designed for the analysis of geotechnical and rock mechanics in three dimensions. It enables users to simulate material behavior under stress and create detailed models of geological structures such as tunnels, mines, and subsurface features. By providing accurate predictions of material deformation and failure, FLAC3D allows engineers to visualize how different materials will behave under varying conditions, facilitating better project planning and risk mitigation.
In addition to its robust modeling capabilities, FLAC3D offers flexibility through scripting and customization, enabling users to fine-tune their models to meet specific project needs. With FLAC3D, professionals can analyze complex geotechnical problems, gaining deeper insights and ensuring more informed decision-making in industries ranging from mining to civil engineering and energy.
Why Choose FLAC3D?
FLAC3D offers robust simulation capabilities and proven reliability for effectively tackling complex geotechnical challenges with precision and efficiency.
Powerful Computing Capabilities
Robust simulation capabilities coupled with advanced data integration tools offer unparalleled flexibility and customization for a wide range of geotechnical applications.
Ease of Use
Sophisticated features, including command auto-completion and efficient model construction tools, simplify the workflow, along with new Machine Learning based tools.
Advanced Analysis Options
Robust capabilities for large-strain simulation, multiple failure mechanisms, and dynamic analysis enhance modeling precision.
Fast and Responsive Simulations
Optimized solutions and multi-threading provide quick, accurate results, even for complex simulations.
Flexibility and Customization
FLAC3D offers 27 built-in constitutive models plus custom user-defined constitutive models for tailored modeling experiences.
Comprehensive Support for Various Industries
Adaptable to diverse project needs and a wide range of applications, including civil engineering, mining, material processing, and energy engineering.
Dynamics
FLAC3D’s advanced dynamic analysis capabilities make it a premier choice for simulating seismic events and other dynamic loads on geotechnical structures.
Powerful Scripting
Empower your simulations with FISH and Python scripting, unlocking endless possibilities for model customization, advanced visualization, and innovative physics integration.
FLAC3D Industry Solutions
Explore FLAC3D in action as it tackles diverse geotechnical challenges from different industries with precision and innovation. Discover how our solutions empower industries to achieve efficient, reliable outcomes in real-world applications.
Block cave geometry.
Blast movement simulation of the dynamic rock movement and muck pile formation informed by FLAC3D models to predict burden velocity and time-dependent gas pressure
Block cave strength-stress ratio contours.
Displacement isocontours 4×3.
Open pit mine with many major faults showing factor of safety contours.
Pit stresses.
Pit faces.
Mining trim.
Tailings.
Underground cable and shell.
Underground mine support.
Web.
Exaggerated deformations within a drift in a nuclear waste repository due to thermal effects.
FLAC3D model of the mechanical response of dual-purpose spent nuclear fuel canisters to internal pressurization.
FLAC3D model shaft and surrounding excavations for an underground facility showing calculated major principal stress. Courtesy of ITASCA Sweden.
Displacement field around two salt caverns visualized with contours, isosurface, and user-customized streamlines.
Displacement vectors and magnitude contours in the concrete and intermediate principal stresses in the cavern.
Petroleum reservoir highlighting the complex fault geology.
Displacements of ground near a hydroelectricity generating arch dam.
Model to estimate the loads applied to the buried penstock of a pumped storage hydroelectricity project.
Vertical displacements in the foundation of a wind turbine.
Underground cable and shell.
Underground mine support.
Web.
Magnified horizontal soil displacement, showing the pile pinning effect of a pile-supported wharf subjected to liquefaction-induced lateral spreading.
Modeling of an underground station construction in Paris. Contour of soil displacements at the end of the excavation phase. Courtesy of VINCI Construction.
A cylindrical sample composed of aggregates and asphalt binder mastic to simulate the laboratory dynamic modulus test.
Coupled simulation showing a FLAC3D metallic platen being pressed into material represented by PFC3D bonded particles.
Virtual UCS lab test using a strain softening model. Half of the model is plotted showing contours of maximum shear strain rate and the other half, zones that have yielded.
FLAC3D Add-on Options
Expand your FLAC3D software capabilities with our range of add-on options, designed to tackle diverse engineering challenges effectively. Explore our selection of options to customize your FLAC3D experience.
Dynamics
Enhance simulations with dynamic analysis for earthquake engineering, soil liquefaction, and more. Includes robust boundary conditions and fast model run times.
- Customizable boundary conditions (acceleration, velocity, stress waves)
- Soil-structure interaction and thermal coupling
- Dynamics Wizard for preprocessing
- Maxwell damping for fast simulations
- Multiple dynamic and liquefaction models
Thermal
Simulate heat transfer with conduction and advection models. Ideal for geothermal and nuclear waste applications with variable boundary conditions.
- One-way coupling to mechanical stress and pore-pressure calculations
- Four thermal material models
- Efficient solvers for rapid model run times
- Hydration-Drucker-Prager model for dynamic material adjustments
Creep
Study time-dependent material behavior with viscoelastic and viscoplastic constitutive models. Applications include oil reservoirs and deep tunnels.
- 10 customizable creep models
- Versatile for mining and compressed-air energy storage
- Customization via C++ scripting
UDM
Develop custom material models tailored to specific project needs using C++. Enhance simulation flexibility with downloadable templates.
- Modify existing or create new constitutive models
- Distribution via DLL files
- Access to ITASCA’s UDM Library
- Ideal for specialized material behaviors like liquefaction analysis
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