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Friday, May 8, 2020 | History

3 edition of Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2 found in the catalog.

Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2

Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2

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  • 19 Currently reading

Published by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, D.C, Springfield, Va .
Written in English

    Subjects:
  • Computational fluid dynamics.,
  • Unstructured grids (Mathematics),
  • Unsteady flow.,
  • Computational grids.,
  • Three dimensional models.,
  • Edges.,
  • Parallel processing (computers)

  • Edition Notes

    StatementLeonid Oliker, Rupak Biswas, and Roger C. Strawn.
    SeriesNASA technical memorandum -- 112033.
    ContributionsBiswas, Rupak., Strawn, Roger C., United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15498408M

    The plan is to have the usual stuff about parallel processing, e.g. software, hardware, documentation, etc., but to specialize in discussing complete parallel environments which integrate hardware configuration, parallel OS functions, libraries, languages, parallel I/O, and applications, i.e. the works. Here, is the mean velocity components in the x i direction, the mean pressure, and the gravity force acting in the i-th direction, and is the Reynolds stress which requires an additional model for closure. For implementation in a computer code, it is more convenient to use a dimensionless form of the equation which is obtained by dividing all lengths by the ship (body) length L and all.

    In problems where unstructured grids are reused many times, cache aware multigrid provides very good speedups. Speedups of are significant for problems requiring significant CPU time. If you run a problem only once in seconds, do not bother with this whole exercise. Our cache aware multigrid implementation is not. There is an Open Access version for this licensed article that can be read free of charge and without license restrictions. The content of the Open Access version may differ from that of the licensed version.

    Abstract The current state of the art in computational aerodynamics for whole-body aircraft flowfield simulations is described. Recent advances in geometry modeling, surface and volume grid generation, and flow simulation algorithms have led to accurate flowfield predictions for increasingly complex and realistic configurations. As a result, computational aerodynamics has emerged as a crucial. has to utilize the existing technology of mesh generators for unstructured and hybrid meshes [25], [26], [27]. A spectral/hp Galerkin method for the numerical solution of the two- and three- dimensional unsteady incompressible Navier-Stokes equations on unstructured meshes was developed in [28], [29], [30]. This formulation was implemented in.


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Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2 Download PDF EPUB FB2

Oliker L., Biswas R., Strawn R.C. () Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2. In: Ferreira A., Rolim J., Saad Y., Yang T. (eds) Parallel Algorithms for Irregularly Structured Problems. IRREGULAR Lecture Notes in Computer Science, vol Springer, Berlin, Heidelberg.

First Online 16 June Cited by: Get this from a library. Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2. [Leonid Oliker; R Biswas; Roger C Strawn; United. Oliker, L., Biswas, R., Strawn, R.: Parallel implementation of an adaptive scheme for 3D unstructured grids on the SP2.

Parallel Algorithms for Irregularly Structured Problems, Springer-Verlag LNCS () 35–47 Google ScholarCited by: 5. The development of a parallel three-dimensional (3-D) adaptive mesh refinement (PAMR) scheme for an unstructured tetrahedral mesh using dynamic domain decomposition on a memory-distributed machine.

This book constitutes the refereed proceedings of the Third International Workshop on Parallel Algorithms for Irregularly Structured Problems, IRREGULAR '96, held in Santa Barbara, California, in August The volume presents 28 revised full papers selected from 51 submissions; also included are.

This chapter continues the presentation of a new parallel computational fluid dynamics (CFD) algorithm on unstructured grids. The chapter demonstrates the code's ability to solve the 3-D Navier-Stokes equations.

The 2-D and 3-D results presented show excellent performance both. ISBN: OCLC Number: Description: ix, pages: illustrations ; 24 cm: Contents: Allocating Independent Tasks to Parallel Processors: An Experimental Study / T. Hagerup --Parallel Implementation of an Adaptive Scheme for 3D Unstructured Grids on the SP2 / L.

Oliker, R. Biswas and R.C. Strawn --Solution of Large, Sparse, Irregular Systems on a Massively. This book constitutes the refereed proceedings of the Third International Workshop on Parallel Algorithms for Irregularly Structured Problems, IRREGULAR '96, held in Santa Barbara, California, in August The volume presents 28 revised full papers selected from 51 submissions; also included are one full invited paper by Torben Hagerup and abstracts of four other invited talks.

The Book Edition: The adaptive scheme is then used to compute the diffraction of shock waves around a box section corner for subsonic and supersonic post-shock flow. Implementation of a Parallel Unstructured 3D. Parallel Computational Fluid Dynamics Select Parallel implementation of an adaptive scheme for 3D unstructured grids on a shared-memory multiprocessor.

Book chapter Full text access. Parallel implementation of an adaptive scheme for 3D unstructured grids on a shared-memory multiprocessor. Oliker, R. Biswas, S. Strawn, "Parallel Implementation of an Adaptive Scheme for 3D Unstructured Grids on the SP2", Parallel Algorithms for Irregularly Structured Problems, Lecture notes in Computer Science, Vol.

Springer-Verlag, pp., Download File: (pdf: KB). Lantéri and C. Farhat, "Viscous Flow Computations on MPP Systems: Implementational Issues and Performance Results for Unstructured Grids", Parallel Processing for Scientific Computing, ed. Sincovec et. al., SIAM, pp.

() [Not Available Online]. The full text of this article hosted at is unavailable due to technical difficulties. Whether you've loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them.

1 Parallel and Distributed Computing Theory and Practice: First Canada-France Conference Montréal, Canada, May 19–21, Proceedings. This book presents major advances in high performance computing as well as major advances due to high performance computing.

It contains a collection of papers in which results achieved in the collaboration of scientists from computer science, mathematics, physics, and. This book constitutes the refereed proceedings of the International Conference and Exhibition on High-Performance Computing and Networking, HPCN EUROPEheld in Amsterdam, The Netherlands, in April The book presents 85 revised full.

A coarse-grain parallel implementation of together with an alternative parallel 1-D line search scheme are used in shape improvement design studies of a realistic High-Speed Civil Transport wing/body geometry on an IBM-SP2 parallel computer. The geometry is represented by 60 design variables and overgrid points.

Lv X, Zhao Y, Huang X, Xia G and Wang Z () An efficient parallel/unstructured-multigrid preconditioned implicit method for simulating 3D unsteady compressible flows with moving objects, Journal of Computational Physics,(), Online publication date: 1-Jul Abstract.

Three unstructured-mesh radiation transport codes are currently being developed at Los Alamos National Laboratory. The first code is ATTILA, which uses an unstructured tetrahedral mesh in conjunction with standard Sn (discrete-ordinates) angular discretization, standard multigroup energy discretization, and linear-discontinuous spatial differencing.

() Parallel space–time h p adaptive discretization scheme for parabolic problems. Journal of Computational and Applied Mathematics() Semi-implicit direct forcing immersed boundary method for incompressible viscous thermal flow problems: A Schur complement by:.

A new approach to parallel dynamic partitioning for adaptive unstructured meshes. Proceedings 13th International Parallel Processing Symposium and 10th Symposium on Parallel and Distributed Processing. IPPS/SPDPCited by: Modification in the implementation by hierarchical approach for scheduling the chunks is expected to decrease the scheduling overhead for large number of processors which makes them both strong candidates for load balancing in the application of field simulation, especially on unstructured adaptive grids with variable work per grid point.VECPAR '00 Selected Papers and Invited Talks from the 4th International Conference on Vector and Parallel Processing Pages June 21 - 23, Springer-Verlag London, UK © table of contents ISBNAuthor: Sergio Romero, Luis F.

Romero, Emilio L. Zapata.