Computational Aero- and Hydro-acoustics 1993

Computational Aero- and Hydro-acoustics 1993 PDF Author:
Publisher:
ISBN: 9780791809556
Category : Aerodynamics
Languages : en
Pages : 131

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Computational Aero- and Hydro-acoustics 1993

Computational Aero- and Hydro-acoustics 1993 PDF Author:
Publisher:
ISBN: 9780791809556
Category : Aerodynamics
Languages : en
Pages : 131

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ICASE/LaRC Workshop on Benchmark Problems in Computational Aeroacoustics (CAA)

ICASE/LaRC Workshop on Benchmark Problems in Computational Aeroacoustics (CAA) PDF Author: Jay C. Hardin
Publisher:
ISBN:
Category : Aerodynamic noise
Languages : en
Pages : 412

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Computational Aero- and Hydro-acoustics by Space-time Conservation Element and Solution Element Method

Computational Aero- and Hydro-acoustics by Space-time Conservation Element and Solution Element Method PDF Author: Po-Hsien Lin
Publisher:
ISBN:
Category :
Languages : en
Pages : 75

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Book Description
Abstract: This thesis reports the results of my M.S. research work about applying the space-time Conservation Element and Solution Element (CESE) method to computational aero- and hydro- acoustics. I am concerned with numerical solutions of nonlinear fluid equations for wave propagation in low-speed flows in air and in water. The case simulated is flow over cylinder. For air flows, three different Reynolds numbers are considered: 89000, 46000, and 22000. Results compared favorably with previously published numerical and experimental results. For water flow over a cylinder at Re = 89000 is carried out and the generated noises are predicted.

Computational Fluid Dynamics

Computational Fluid Dynamics PDF Author: T. J. Chung
Publisher: Cambridge University Press
ISBN: 1139493299
Category : Technology & Engineering
Languages : en
Pages :

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Book Description
The second edition of Computational Fluid Dynamics represents a significant improvement from the first edition. However, the original idea of including all computational fluid dynamics methods (FDM, FEM, FVM); all mesh generation schemes; and physical applications to turbulence, combustion, acoustics, radiative heat transfer, multiphase flow, electromagnetic flow, and general relativity is still maintained. The second edition includes a new section on preconditioning for EBE-GMRES and a complete revision of the section on flowfield-dependent variation methods, which demonstrates more detailed computational processes and includes additional example problems. For those instructors desiring a textbook that contains homework assignments, a variety of problems for FDM, FEM and FVM are included in an appendix. To facilitate students and practitioners intending to develop a large-scale computer code, an example of FORTRAN code capable of solving compressible, incompressible, viscous, inviscid, 1D, 2D and 3D for all speed regimes using the flowfield-dependent variation method is made available.

Second Computational Aeroacoustics (CAA) Workshop on Benchmark Problems

Second Computational Aeroacoustics (CAA) Workshop on Benchmark Problems PDF Author: C. K. W. Tam
Publisher:
ISBN:
Category : Aerodynamic noise
Languages : en
Pages : 396

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Computational Aeroacoustics

Computational Aeroacoustics PDF Author: Jay C. Hardin
Publisher: Springer Science & Business Media
ISBN: 1461383420
Category : Science
Languages : en
Pages : 525

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Book Description
Computational aeroacoustics is rapidly emerging as an essential element in the study of aerodynamic sound. As with all emerging technologies, it is paramount that we assess the various opportuni ties and establish achievable goals for this new technology. Essential to this process is the identification and prioritization of fundamental aeroacoustics problems which are amenable to direct numerical siIn ulation. Questions, ranging from the role numerical methods play in the classical theoretical approaches to aeroacoustics, to the correct specification of well-posed numerical problems, need to be answered. These issues provided the impetus for the Workshop on Computa tional Aeroacoustics sponsored by ICASE and the Acoustics Division of NASA LaRC on April 6-9, 1992. The participants of the Work shop were leading aeroacousticians, computational fluid dynamicists and applied mathematicians. The Workshop started with the open ing remarks by M. Y. Hussaini and the welcome address by Kristin Hessenius who introduced the keynote speaker, Sir James Lighthill. The keynote address set the stage for the Workshop. It was both an authoritative and up-to-date discussion of the state-of-the-art in aeroacoustics. The presentations at the Workshop were divided into five sessions - i) Classical Theoretical Approaches (William Zorumski, Chairman), ii) Mathematical Aspects of Acoustics (Rodolfo Rosales, Chairman), iii) Validation Methodology (Allan Pierce, Chairman), iv) Direct Numerical Simulation (Michael Myers, Chairman), and v) Unsteady Compressible Flow Computa tional Methods (Douglas Dwoyer, Chairman).

Scientific and Technical Aerospace Reports

Scientific and Technical Aerospace Reports PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 456

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Book Description
Lists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.

15th AIAA Aeroacoustics Conference: 93-4320 - 93-4354

15th AIAA Aeroacoustics Conference: 93-4320 - 93-4354 PDF Author:
Publisher:
ISBN:
Category : Airplane sounds
Languages : en
Pages : 488

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Frontiers of Computational Fluid Dynamics 2006

Frontiers of Computational Fluid Dynamics 2006 PDF Author: David A. Caughey
Publisher: World Scientific
ISBN: 9812565272
Category : Science
Languages : en
Pages : 468

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Book Description
The series of volumes to which this book belongs honors contributors who have made a major impact in computational fluid dynamics. This fourth volume in the series is dedicated to David Caughey on the occasion of his 60th birthday. The first volume was published in 1994 and was dedicated to Prof Antony Jameson. The second, dedicated to Earl Murman, was published in 1998. The third volume was dedicated to Robert MacCormack in 2002.Written by leading researchers from academia, government laboratories, and industry, the contributions in this volume present descriptions of the latest developments in techniques for numerical analysis of fluid flow problems, as well as applications to important problems in industry.

NAS Technical Summaries

NAS Technical Summaries PDF Author:
Publisher:
ISBN:
Category : Fluid dynamics
Languages : en
Pages : 182

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