by Institute for Computer Applications in Science and Engineering, NASA Langley Research Center, National Technical Information Service, distributor in Hampton, Va, [Springfield, Va .
Written in English
|Series||ICASE report -- no. 90-3., NASA contractor report -- 181977., NASA contractor report -- NASA CR-181977.|
|Contributions||Institute for Computer Applications in Science and Engineering.|
|The Physical Object|
Preconditioned Euler and Navier-Stokes Calculations on Unstructured Meshes Article (PDF Available) July with Reads How we measure 'reads'. Vertex-based finite-volume solution of the two-dimensional Navier-Stokes equations developed for unstructured meshes methods for Euler and Navier–Stokes . The drawback of the unstructured mesh, however, is its excessive overheads in memory and CPU time as compared with those in structured meshes. It is probably impractical to solve the Navier-Stokes (NS) equations using an unstructured mesh containing over 10 million mesh points without by: 6. All the computations have been carried out with the CESE-based 18 Navier-Stokes code -ez4d, 26 by using unstructured meshes with the assumptions of a laminar axisymmetric flow. .
Computer Methods in Applied Mechanics and Engineering () North-Holland CMA Two-dimensional Navier-Stokes equations with adaptivity on structured meshes J. Szmelter, M.J. Marchant, A. Evans and N.P. Weatherill Institute for Numerical Methods in Engineering, University College of Swansea, Singleton Park, Swansea SA2 8PP, . Finite volume solution of the two-dimensional Euler equations on a regular triangular mesh. A fully implicit Navier-Stokes algorithm using an unstructured grid and flux difference splitting. Applied Numerical Mathematics, Vol. 16, No. Two-dimensional Euler computations on a triangular mesh using an upwind, finite-volume scheme. Fractional step method for solution of incompressible Navier-Stokes equations on unstructured triangular meshes International Journal for Numerical Methods in Fluids, Vol. 20, No. 11 Simulation of a torpedo launch using a 3-D incompressible finite element solver and adaptive remeshing. Figure 2(c) is the Cartesian mesh inside of each cube showing the staircase representation of the surface. In this case each cube is equally divided by 32×32 mesh. The minimum mesh size with this division becomes ×10 − 5 that is smaller than the thickness of the viscous sublayer developed along the airfoil surface. With this very fine mesh near the wall .
Upwind finite-volume Navier-Stokes computations on unstructured triangular meshes. Dartzi Pan and. Turbulent flow calculations using unstructured and adaptive meshes", Int This is primarily due to the promise of dramatically decreased time required to generate grids over complicated geometries. Also, unstructured grids offer the capability to locally adapt the grid to improve the accuracy of the computation without incurring the. CFD using unstructured meshes can now treat really complex geometry , but has a difficulty in constructing a higher-order numerical scheme in space. Both approaches will also have a difficulty in the post processing of huge data produced by the large-scale computations. Close Drawer Menu Open Drawer Menu Menu. Home; Journals. AIAA Journal; Journal of Aerospace Information Systems; Journal of Air Transportation; Journal of Aircraft; Journal of Guidance, Control, and Dynamics.