Main Features
The features implemented in the Anura3D open source are briefly summarized in the Table below. The complete state of Anura3D and limitations can be found in the tutorial manual. While some of the features have been tested, others are still under development. The examples provided in the documentation provide guidance to the user through the available tested features.
State legend:
✔️: Available and tested
🚧: Under development
| Feature | State |
|---|---|
| Geometrical dimensions | |
| 2D-plane strain | ✔️ |
| 2D-axisymmetric | 🚧 |
| 3D-cartesian | ✔️ |
| 3D-cylindrical | ✔️ |
| Computational methods | |
| MPM-MP | ✔️ |
| MPM-MIXED | ✔️ |
| UL-FEM | ✔️ |
| FEM | ✔️ |
| Integration schemes | |
| Dynamic Explicit | ✔️ |
| Quasistatic Implicit | ✔️ |
| Multiphase formulations | |
| 1-phase (dry material, undrained, drained) | ✔️ |
| 2-phase single-point for saturated soil | ✔️ |
| 2-phase single-point for unsaturated soil | ✔️ |
| 2-phase double-point | 🚧 |
| 3-phase single-point | 🚧 |
| Constitutive models | |
| Linear elastic | ✔️ |
| Mohr Coulomb | ✔️ |
| Bingham fluid | ✔️ |
| External soil model (user defined) | ✔️ |
| Boundary and initial conditions | |
| Traction & pressure | ✔️ |
| Infiltration & evaporation | ✔️ |
| Total hydraulic head | ✔️ |
| Seepage face | ✔️ |
| Absorbing boundary | ✔️ |
| Remove fixity | ✔️ |
| Prescribed velocity | ✔️ |
| Initial velocity on material points | ✔️ |
| Prescribed velocity | ✔️ |
| K0 stress initialization (including phreatic surface) | ✔️ |
| Stress initialization with quasi-static convergence | ✔️ |
| Other features | |
| Contact algorithm | ✔️ |
| Moving mesh | ✔️ |
| Excavation | ✔️ |
| Rigid body | ✔️ |
| Bulk viscosity | ✔️ |
| Submerged analyis | ✔️ |
| Output of reaction forces at surfaces | ✔️ |