0 Replies Latest reply on Dec 2, 2015 7:03 PM by jigar.varia@gmail.com

    need FLoEFD technical information - can anybody help me ?



      1. A. MESH IMPORT
        1. 1. What types of mesh does the software allow?
        2. 2. What mesh file formats does the software accept?
        3. 3. What are the main pre-processors that can create files for import into the software?
        4. 4. Does the code have dynamic and/or morphing mesh capabilities?
        5. 5. Can the code handle a multiblock mesh? If so, does the mesh have to be conformal at the interface between blocks?
        6. 6. Does the code have adaptive mesh refinement capabilities?
        7. B. BASIC PHYSICS
          1. 1. Does the code solve both steady and unsteady flow problems? Both incompressible and compressible flows? Both laminar and turbulent flows? Single phase, multi-phase, multi-fluid? Newtonian and non-Newtonian fluids? Free-surface flows?
          2. 2. What are the basic equations solved? Are they expressed in conservative or non-conservative form? Can the code be used to solve 2D planar and axisymmetric and 3D flows?
          3. 3. Can the code be used to solve heat transfer problems?
          4. 4. What type of boundary conditions can be implemented in the code?
          5. 5. Is it possible to impose time-dependent and/or geometry-dependent conditions at the boundaries? If so, how is this done?




      1. C. NUMERICS
        1. 1. Which methodology is the code based on? Finite difference, finite volume, finite element, lattice-Boltzmann, other (specify)?
        2. 2. How are 2D flows handled? As a special case of a 3D formulation or with a 2D formulation?
        3. 3. How are steady flows handled? As an unsteady flow that reaches a steady-state or with a steady flow formulation?
        4. 4. What coordinates systems can be used in the code?
        5. 5. What options are available for space discretization of the convective terms and the diffusive terms? Are high-order schemes available?
        6. 6. What solution algorithms are available? SIMPLE, PISO, etc?
        7. 7. What options are available for time-marching? Explicit? Implicit?
        8. 8. What options are available for approximating velocity gradients?
        9. 9. What options are available for evaluating pressure gradients?
        10. 10.  Is the solution algorithm segregated or coupled, or are both available?
        11. 11.  What solution schemes are available for coupling the velocity and pressure?
        12. 12.  What residuals can be monitored?
        13. 13.  What are the available options for convergence criteria?
        14. 14.  What are the available options for initialization of the solution?


      1. D. MODELS
        1. 1. What turbulence models are available in the software?
        2. 2. What wall-treatment models are available for the turbulence models listed in #1?
        3. 3. If the code has multi-phase or multi-fluid capabilities, what are the models available?
        4. 4. What types of heat transfer can be modelled? Conduction? Convection? Radiation?
        5. 5. How is conjugate heat transfer modelled?
        6. 6. What advanced physics models are available? Combustion? Sprays? Boiling? Chemical reactions? Non-Newtonian? Etc?
        7. E. DATA EXPORT (for post-processing)
          1. 1. Where does the code store the calculated data? At nodal points or at cell centres?
          2. 2. What output file formats are supported by the code?