Working
Contents |
Computational Fluid Dynamics module
Introduction
Description of the underlying theory and schematic list of the problems this application can solve.
In this application the Navier Stokes equations are solved bla bla..
Structure
Fluid types
- Incompressible fluid
- Compressible fluid
Constitutive laws
- Newtonian
- No-Newtonian
- Bingham plastics
- Variable yield model
Kinematical approaches
- Eulerian
- With free surface (level set)
- Without free surface
- Lagrangian PFEM (implicitly with free surface)
Solution strategy
- Fractional step
- Monolithic
- In this case several different solvers are availables:
In both cases a Newton Raphson residual based strategy is used for linearizing the problem.
Elements
Linear triangular elements in 2D and linear tetrahedra elements in 3D.
Stabilization techniques availables:
- ASGS
- OSS
Boundary conditions
- Velocity boundary condition: Inlet of water
- Pressure boundary condition: Pressure can be imposed strongly or weakly...
- Wall boundary condition:
- Slip/no slip boundary condition
- Wall law
- Flag variable?????
Initial conditions
Initial condition both in velocity and pressure can be set.
Turbulence models
The user can chose wether to use or not a turbulence model. Those available in kratos are:
- Smagorinsky-Lily
- Spalart-Allmaras
HPC
The code can be run in shared or distributed memory:
- OpenMP:
- MPI:
Problem parameters
Others relevand aspects
Benchmarking
Tutorials
Contact people
Akcnowledgements
Computational Structural Mechanics module <\span>
Introduction
Description of the underlying theory and schematic list of the problems this application can solve.
The Computational Structural Mechanics module (CSM) is....
Structure
Analysis Type
The available solutions strategies are:
- Static
- Dynamic
- Relaxed dynamic
With this module you can solve both linear and non linear problems. In case of non linear problems several methods are available:
- Newton-Raphson
- Newton Raphson with line search
- Arch lenght
Solvers
Several different solvers are availables:
- Direct Solvers:
- Skyline LU solver
- Super LU (External library available at....) Just a few words on the characteristics
- Pardiso direct solver (External library available at ...) Just a few words on the characteristics
- Iterative Solvers:
- Conjugate gradient (remember to specify for which kind of problems can be used!)
- B-conjugate gradient
For the iterative solvers a series of preconditioners is available:
- ILU 0 preconditioner:
- Diagonal preconditioner
HPC
The code can be run in shared or distributed memory:
- OpenMP:
- MPI:
Elements
- Frame Elements:
- Euler-Bernoulli beam short explanation
- Crisfield truss short explanation
- 2D elements
- Linear triangular element:
- Shell elements:
- Isotropic shell: (change the name with the usual one!!!!)
- Ansotropic shell: (change the name with the usual one!!!!)
- EBST shell: (change the name with the usual one!!!!)
- Membrane element:
- Solid elements:
- Linear tetrahedral element:
Boundary Conditions
Boundary conditions can be set fixing displacements and rotations degrees of freedom.
Loads
- Self weight
- Punctual force
- Moment
- Face pressure (sign convenction!!!!)
- Distributed load
Constitutive laws
The following constitutive laws are available:
- Linear elastic:
- ...
Problem parameters
...
Others relevand aspects
...
Benchmarking
Here validation and verification examples should be inserted
Tutorials
Contact people
Akcnowledgements
Convection Diffusion module
Introduction
Description of the underlying theory and schematic list of the problems this application can solve.
Structure
Analysis type
Kinematical approaches
Solution strategies
Elements
Boundary conditions
Initial conditions
HPC
Problem parameters
Others relevand aspects
Benchmarking
Tutorials
Contact people
=== Akcnowledgements ===