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Computational fluid dynamics on parallel processors

William D. Gropp, Edward B. Smith
1990 Computers & Fluids  
.1 h -Greater computational power is needed for solving Computational Fluid Dynamics (CFD) problems of interest in engineering design.  ...  Introduction Computational Fluid Dynamics (CFD) problems are among the most demanding scientific computing problems in terms of the computational resources they require.  ... 
doi:10.1016/0045-7930(90)90012-m fatcat:2dht5syuvzbh5i2e7lcunobx7e

Parallel fluid dynamics computations in aerospace applications

S. K. Aliabadi, T. E. Tezduyar
1995 International Journal for Numerical Methods in Fluids  
Massively parallel finite element computations of the compressible Euler and Navier-Stokes equations using parallel supercomputers are presented.  ...  These computations are based on both implicit and explicit methods and their parallel implementation assumes that the mesh is unstructured.  ...  A major challenge in computational fluid dynamics is how to handle problems involving moving boundaries and interfaces.  ... 
doi:10.1002/fld.1650211003 fatcat:gkxzd7cx7jhwnag63kw4on72dq

Parallel computational fluid dynamics, implementations and results

1994 Discrete Applied Mathematics  
A programming language for computable functions. Fixed points in complete partial orders. Fixed-point semantics of PCF. Bounded recursion. Notes. Chapter 5: Two Theories of Finite Approximation.  ... 
doi:10.1016/0166-218x(94)00006-9 fatcat:5fumrj5vrre23fu26poghz4fky

Parallel computational fluid dynamics design on network-based computer

Samson Cheung
1996 Journal of Aircraft  
Re- cently, computational fluid dynamics (CFD) flow solvers have been implemented on clusters of workstations as a network- based parallel computer.  ...  JOURNAL OF AIRCRAFT Vol. 33, No. 3, May—June 1996 Parallel Computational Fluid Dynamics Design on Network-Based Computer Samson Cheung* NASA Ames Research Center, Moffett Field, California 84035 Combining  ... 
doi:10.2514/3.46981 fatcat:w3agqsfzmzbxbb26xyno6kf6yq

Parallel Domain-Decomposition Preconditioning for Computational Fluid Dynamics [chapter]

Timothy J. Barth, Tony F. Chan, Wei-Pai Tang
1999 Lecture Notes in Computer Science  
_y_ (parallel) (parallel) (comm) (s-parallel, (parallel) ILU+GMRES.  ...  Quality of the preconditioner improves rapidly with increasing wireframe width. • The preconditioning step (solving Mx = r) is now: Step (1) Step (2) Step (3) Step (4) Step (5) Step ( 0 •- 0 Fluid  ... 
doi:10.1007/10703040_15 fatcat:d62nz4lxjfehjobo3lzplyvgqa

Computing the ankle-brachial index with parallel computational fluid dynamics

John Gounley, Erik W. Draeger, Tomas Oppelstrup, William D. Krauss, John A. Gunnels, Rafeed Chaudhury, Priya Nair, David Frakes, Jane A. Leopold, Amanda Randles
2019 Journal of Biomechanics  
Thus, we present a massively parallel framework for computational fluid dynamics (CFD) simulations in the full arterial system.  ...  Using the lattice Boltzmann method to solve the Navier-Stokes equations, we employ highly parallelized and scalable methods to generate the simulation domain and efficiently distribute the computational  ...  Computing support for this work came from the LLNL Institutional Computing Grand Challenge program. Support was also provided by the LLNL Laboratory Directed Research and Development (LDRD) program.  ... 
doi:10.1016/j.jbiomech.2018.10.007 pmid:30385003 pmcid:PMC6666426 fatcat:t4glfwrpojfs3hjijpoa4cpr6q

*Parallel Computations in Problems of Climate Modeling [chapter]

V. Gloukhov
2004 Parallel Computational Fluid Dynamics 2003  
The paper is focused on different approaches to parallel implementation of climate models on cluster multiprocessors.  ...  The library has quite general interface that makes it useful for parallelization of a wide range of scientific applications calculated on structured grids.  ...  Table 1 contains an example of benchmarking performed with the Eulerian dynamical core on MBC1000M computing system.  ... 
doi:10.1016/b978-044451612-1/50038-x fatcat:ll4prtmu7zh6rnzghfg65wrupq

Parallel computation with the spectral element method [chapter]

Hong Ma
1996 Parallel Computational Fluid Dynamics 1995  
The nonstaggered grid formulations for both models are described, which are shown to be especially efficient in data parallel computing environment.  ...  Spectral element models for the shallow water equations and the Navier-Stokes equations have been successfully implemented on a data parallel supercomputer, the Connection Machine model CM-5.  ...  Another important aspect which greatly enhances the computational efficiency of the spectral element method is the natural fit of this method to parallel computing.  ... 
doi:10.1016/b978-044482322-9/50084-0 fatcat:ti3xtqn6ebc6rejue7xrlqlq6e

Dynamics of biological and synthetic polymers through large-scale parallel computations [chapter]

I.D. Dissanayake, P. Dimitrakopoulos
2006 Parallel Computational Fluid Dynamics 2005  
Our algorithm has been parallelized by employing Message Passing Interface (MPI) on both shared-and distributed-memory multiprocessor computers with excellent parallel efficiency.  ...  Our optimized parallel algorithm facilitates the study of polymer dynamics over a broad range of time scales and polymer lengths.  ...  With this parallelization, we have the ability to employ both shared-memory multiprocessor computers (e.g. IBM pSeries 690) and distributed-memory supercomputers (e.g. Linux clusters).  ... 
doi:10.1016/b978-044452206-1/50025-2 fatcat:meha7wywvfhkddh67ap5byfroa

Parallel Computations of Unsteady Euler Equations on Dynamically Deforming Unstructured Grids [chapter]

A. Uzun, H.U. Akay, C.E. Bronnenberg
2000 Parallel Computational Fluid Dynamics 1999  
Movement of the computational mesh is accomplished by means of a dynamic grid algorithm.  ...  Detailed descriptions of the parallel solution algorithm are given and computations for airflow around a full aircraft configuration are presented to demonstrate the applications and efficiency of the  ...  The access to a Linux computer cluster provided by the NASA Glenn Research Center for parallel computations is also gratefully acknowledged.  ... 
doi:10.1016/b978-044482851-4.50051-7 fatcat:xhasch5u3reh5fma4gkkk6fuae

Dynamics of multiphase flows via spectral boundary elements and parallel computations [chapter]

Yechun Wang, Walter R. Dodson, P. Dimitrakopoulos
2006 Parallel Computational Fluid Dynamics 2005  
Our numerical code has been parallelized on shared-memory multiprocessor computers and thus we are able to utilize the computational power of supercomputers.  ...  We present the efforts of our research group to derive an optimized parallel algorithm for the efficient study of interfacial dynamics in Stokes flow and/or gravity.  ...  To be able to access the computational power of supercomputers, our numerical code has been parallelized on shared-memory multiprocessor computers (such as the SGI Origin 2000) by employing OpenMP directives  ... 
doi:10.1016/b978-044452206-1/50049-5 fatcat:2z5vpg6pyndm3od4x5jx4ftmkq

Parallel computations of unsteady Euler equations on dynamically deforming unstructured grids [chapter]

A UZUN, H AKAY, C BRONNENBERG
2000 Parallel Computational Fluid Dynamics 1999  
Movement of the computational mesh is accomplished by means of a dynamic grid algorithm.  ...  Detailed descriptions of the parallel solution algorithm are given and computations for airflow around a full aircraft configuration are presented to demonstrate the applications and efficiency of the  ...  The access to a Linux computer cluster provided by the NASA Glenn Research Center for parallel computations is also gratefully acknowledged.  ... 
doi:10.1016/b978-044482851-4/50051-7 fatcat:pifbflb6cffzlnylracatpuq2u

Object-Oriented parallel CFD with JAVA [chapter]

D. Eyheramendy
2004 Parallel Computational Fluid Dynamics 2003  
In this paper, we would like to address the problem of the use of modern software environments in engineering sciences, and more precisely in computational fluid dynamics.  ...  More than a simple object-oriented language, JAVA has achieved a point where one can expect sufficient efficiency to solve large problems on multi-processors computers.  ...  Many authors have shown the strength of the approach in different fields of mechanics, including parallel and/or CFD computations: e.g. a study of a transient model of fluid mechanics fully coupled to  ... 
doi:10.1016/b978-044451612-1/50052-4 fatcat:lvlvhekopbf6ddhsjknapctjzq

Parallel Simulation of Lifting Rotor Wakes [chapter]

C.B. Allen
2006 Parallel Computational Fluid Dynamics 2005  
Acknowledgements The HPCx computer time was provided through the UK Applied Aerodynamics Consortium (of which the author is a member) under EPSRC grant EP/S91130/01.  ...  Figure 4 shows the parallel performance of the code 2 .  ...  More discussion of the parallel implementation will be included in the final paper.  ... 
doi:10.1016/b978-044452206-1/50002-1 fatcat:n757geqjhfhf5imp2qtnkcptg4

Computational Quality of Service in Parallel CFD* [chapter]

B. Norris, L. McInnes, I. Veljkovic
2006 Parallel Computational Fluid Dynamics 2005  
INTRODUCTION Component-based environments provide opportunities to improve the performance, numerical accuracy, and other characteristics of parallel simulations in computational fluid dynamics (CFD).  ...  The full paper will discuss in more depth the use of this tool in parallel fluids simulations.  ... 
doi:10.1016/b978-044452206-1/50052-5 fatcat:lwjvuu3ewvf7xlj4pkl5gq6w6i
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