Measurements of Local Skin Friction in a Microbubble Modified Turbulent Boundary Layer

Measurements of Local Skin Friction in a Microbubble Modified Turbulent Boundary Layer PDF Author: N. K. Madavan
Publisher:
ISBN:
Category : Skin friction (Aerodynamics).
Languages : en
Pages : 58

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Measurements of Local Skin Friction in a Microbubble Modified Turbulent Boundary Layer

Measurements of Local Skin Friction in a Microbubble Modified Turbulent Boundary Layer PDF Author: N. K. Madavan
Publisher:
ISBN:
Category : Skin friction (Aerodynamics).
Languages : en
Pages : 58

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Book Description


Turbulent Shear Flows 5

Turbulent Shear Flows 5 PDF Author: Franz Durst
Publisher: Springer Science & Business Media
ISBN: 3642714358
Category : Science
Languages : en
Pages : 367

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Book Description
The first four symposia in the series on turbulent shear flows have been held alternately in the United States and Europe with the first and third being held at universities in eastern and western States, respectively. Continuing this pattern, the Fifth Symposium on Turbulent Shear Flows was held at Cornell University, Ithaca, New York, in August 1985. The meeting brought together more than 250 participants from around the world to present the results of new research on turbulent shear flows. It also provided a forum for lively discussions on the implications (practical or academic) of some of the papers. Nearly 100 formal papers and about 20 shorter communications in open forums were presented. In all the areas covered, the meeting helped to underline the vitality of current research into turbulent shear flows whether in experimental, theoretical or numerical studies. The present volume contains 25 of the original symposium presentations. All have been further reviewed and edited and several have been considerably extended since their first presentation. The editors believe that the selection provides papers of archival value that, at the same time, give a representative statement of current research in the four areas covered by this book: - Homogeneous and Simple Flows - Free Flows - Wall Flows - Reacting Flows Each of these sections begins with an introductory article by a distinguished worker in the field.

Frontiers in Experimental Fluid Mechanics

Frontiers in Experimental Fluid Mechanics PDF Author: Mohamed Gad-el-Hak
Publisher: Springer Science & Business Media
ISBN: 3642838316
Category : Science
Languages : en
Pages : 538

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Book Description
Dynamical systems theory and flow control are two research areas of great current interest. These and other special situations are among the topics covered in this volume. Each article emphasizes the use of experiments to achieve better physical understanding of a particular class of flow problems. The topics covered were chosen because of their importance to the field, recent appeal, and potential for future development. The articles are comprehensive and coverage is pedagogical with a bias towards recent developments.

Advances in Turbulence 2

Advances in Turbulence 2 PDF Author: Hans-Hermann Fernholz
Publisher: Springer Science & Business Media
ISBN: 3642838227
Category : Science
Languages : en
Pages : 528

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Book Description
The Second European Turbulence Conference was held at the Technische Univer sitat Berlin, Federal Republic of Germany, from August 30th to September 2nd 1988 under the auspices of the European Mechanics Committee. It was primar ily devoted to fundamental aspects of turbulence, and aimed at bringing together engineers, physicists, and mathematicians. The scientific committee - serving also as Sub-committee of the European Turbulence Conference - consisted of the following members: G. Comte-Bellot (Lyon), H.-H. Fernholz and H.E. Fiedler (both from Berlin) as co-chairmen of the conference, U. Frisch (Nice), J.C.R. Hunt (Cambridge), E. Krause (Aachen), M. Landahl (Stockholm), A.M. Obukhov (Moscow), and G. Ooms (Amsterdam). The conference programme comprised 6 invited lectures and 94 contributions, presented either orally or at poster sessions. There were 165 participants from 18 countries. All papers published in these conference proceedings were, with the exception of the invited ones, again refereed by the members of the scientific committee. The main research topics discussed at this meeting were stability and gener ation of turbulence, effects of rotation, stratification and buoyancy forces, novel instrumentation, manipulation and control, boundary layers with separation and reattachment, computer simulation, turbulent diffusion, image analysis and flow visualization, vorticity dynamics and turbulence, and large-scale structures. We have taken the liberty of regrouping some papers following the submitted final versions for this volume. Authors may therefore find their paper under a different heading from that in the conference programme.

New Trends in Fluid Mechanics Research

New Trends in Fluid Mechanics Research PDF Author: F. G. Zhuang
Publisher: Springer Science & Business Media
ISBN: 3540759956
Category : Science
Languages : en
Pages : 764

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Book Description
This volume is the proceedings of the Fifth International Conference on Fluid Mechanics (ICFM-V), the primary forum for the presentation of technological advances and research results in the fields of theoretical, experimental, and computational Fluid Mechanics. Topics include: flow instability and turbulence, aerodynamics and gas dynamics, industrial and environmental fluid mechanics, biofluid mechanics, geophysical fluid mechanics, plasma and magneto-hydrodynamics, and others.

Annual Research Briefs ...

Annual Research Briefs ... PDF Author: Center for Turbulence Research (U.S.)
Publisher:
ISBN:
Category : Turbulence
Languages : en
Pages : 410

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Current Trends in Scientific Computing

Current Trends in Scientific Computing PDF Author: Zhangxin Chen
Publisher: American Mathematical Soc.
ISBN: 0821832611
Category : Mathematics
Languages : en
Pages : 386

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Book Description
This volume contains 36 research papers written by prominent researchers. The papers are based on a large satellite conference on scientific computing held at the International Congress of Mathematics (ICM) in Xi'an, China. Topics covered include a variety of subjects in modern scientific computing and its applications, such as numerical discretization methods, linear solvers, parallel computing, high performance computing, and applications to solid and fluid mechanics, energy, environment, and semiconductors. The book will serve as an excellent reference work for graduate students and researchers working with scientific computing for problems in science and engineering.

Turbulent Flows

Turbulent Flows PDF Author: Jean Piquet
Publisher: Springer Science & Business Media
ISBN: 3662035596
Category : Technology & Engineering
Languages : en
Pages : 767

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Book Description
obtained are still severely limited to low Reynolds numbers (about only one decade better than direct numerical simulations), and the interpretation of such calculations for complex, curved geometries is still unclear. It is evident that a lot of work (and a very significant increase in available computing power) is required before such methods can be adopted in daily's engineering practice. I hope to l"Cport on all these topics in a near future. The book is divided into six chapters, each· chapter in subchapters, sections and subsections. The first part is introduced by Chapter 1 which summarizes the equations of fluid mechanies, it is developed in C~apters 2 to 4 devoted to the construction of turbulence models. What has been called "engineering methods" is considered in Chapter 2 where the Reynolds averaged equations al"C established and the closure problem studied (§1-3). A first detailed study of homogeneous turbulent flows follows (§4). It includes a review of available experimental data and their modeling. The eddy viscosity concept is analyzed in §5 with the l"Csulting ~alar-transport equation models such as the famous K-e model. Reynolds stl"Css models (Chapter 4) require a preliminary consideration of two-point turbulence concepts which are developed in Chapter 3 devoted to homogeneous turbulence. We review the two-point moments of velocity fields and their spectral transforms (§ 1), their general dynamics (§2) with the particular case of homogeneous, isotropie turbulence (§3) whel"C the so-called Kolmogorov's assumptions are discussed at length.

High-Reynolds Number Flat Plate Turbulent Boundary Layer Measurements and Skin-Friction Drag Reduction with Gas Or Polymer Injection

High-Reynolds Number Flat Plate Turbulent Boundary Layer Measurements and Skin-Friction Drag Reduction with Gas Or Polymer Injection PDF Author: Eric S. Winkel
Publisher:
ISBN:
Category :
Languages : en
Pages : 554

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Advances in Fluid Dynamics

Advances in Fluid Dynamics PDF Author: W.F., Jr. Ballhaus
Publisher: Springer Science & Business Media
ISBN: 1461236843
Category : Technology & Engineering
Languages : en
Pages : 326

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Book Description
This special volume contains the proceedings of the Symposium held on June 26, 1988 at Williamsburg, Virginia, in honor of Professor Maurice Holt on the occasion of his seventieth birthday. There were more than two dozen participants from eleven countries. They were either his past students or his colleagues whose careers crossed his at some point. The twenty-one papers in this volume are the written version of the presentations at this Symposium; they are mostly in the area of computational fluid dynamics (CFD), a field in which Professor Holt is a pioneer. These papers cover almost all aspects of CFD including numerical analysis, symbolic analysis, and grid genera tion. They cover diverse topics such as complex plume flows, shock waves and shock focussing, coronary circulation, free surface flows, direct containment heat ing in nuclear reactors, and uranium enrichment. There is also an article on the progress and future directions in CFD by one of the true experts in this area. In addition to CFD papers, there is an experimental paper on the flow of spherical glass beads in airflow in a 90° vertical-to-horizontal bend, as well as a historical paper on seventy years of fluid dynamic research at Aerodynamisches Institut at Aachen. It is worth pointing out that there is also an article on the simple fluid concept by a world-renowned authority on continuum mechanics.