Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows

Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows PDF Author: Jinjun Wang
Publisher:
ISBN: 9783031781506
Category : Science
Languages : en
Pages : 0

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Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows

Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows PDF Author: Jinjun Wang
Publisher:
ISBN: 9783031781506
Category : Science
Languages : en
Pages : 0

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Book Description


Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows

Proceedings of the IUTAM Symposium on Turbulent/Non-Turbulent Interface in Turbulent Shear Flows PDF Author: Jinjun Wang
Publisher: Springer Nature
ISBN: 3031781511
Category :
Languages : en
Pages : 254

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Seventh IUTAM Symposium on Laminar-Turbulent Transition

Seventh IUTAM Symposium on Laminar-Turbulent Transition PDF Author: Philipp Schlatter
Publisher: Springer Science & Business Media
ISBN: 9048137233
Category : Science
Languages : en
Pages : 628

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Book Description
The origins of turbulent ?ow and the transition from laminar to turbulent ?ow are the most important unsolved problems of ?uid mechanics and aerodynamics. - sides being a fundamental question of ?uid mechanics, there are numerous app- cations relying on information regarding transition location and the details of the subsequent turbulent ?ow. For example, the control of transition to turbulence is - pecially important in (1) skin-friction reduction of energy ef?cient aircraft, (2) the performance of heat exchangers and diffusers, (3) propulsion requirements for - personic aircraft, and (4) separation control. While considerable progress has been made in the science of laminar to turbulent transition over the last 30 years, the c- tinuing increase in computer power as well as new theoretical developments are now revolutionizing the area. It is now starting to be possible to move from simple 1D eigenvalue problems in canonical ?ows to global modes in complex ?ows, all - companied by accurate large-scale direct numerical simulations (DNS). Here, novel experimental techniques such as modern particle image velocimetry (PIV) also have an important role. Theoretically the in?uence of non-normality on the stability and transition is gaining importance, in particular for complex ?ows. At the same time the enigma of transition in the oldest ?ow investigated, Reynolds pipe ?ow tran- tion experiment, is regaining attention. Ideas from dynamical systems together with DNS and experiments are here giving us new insights.

IUTAM Symposium on Simulation and Identification of Organized Structures in Flows

IUTAM Symposium on Simulation and Identification of Organized Structures in Flows PDF Author: J.N. Sørensen
Publisher: Springer Science & Business Media
ISBN: 9401146012
Category : Technology & Engineering
Languages : en
Pages : 512

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Book Description
This volume contains reviewed papers from the 1997 IUTAM Symposium, presenting the latest results from leading scientists within the field of detection and simulation of organized flow structures. It describes various aspects of complex, organized flow motion, including topics from decomposition techniques to topological concepts.

Hydrodynamic and Magnetohydrodynamic Turbulent Flows

Hydrodynamic and Magnetohydrodynamic Turbulent Flows PDF Author: A. Yoshizawa
Publisher: Springer Science & Business Media
ISBN: 9401718105
Category : Science
Languages : en
Pages : 426

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Book Description
TUrbulence modeling encounters mixed evaluation concerning its impor tance. In engineering flow, the Reynolds number is often very high, and the direct numerical simulation (DNS) based on the resolution of all spatial scales in a flow is beyond the capability of a computer available at present and in the foreseeable near future. The spatial scale of energetic parts of a turbulent flow is much larger than the energy dissipative counterpart, and they have large influence on the transport processes of momentum, heat, matters, etc. The primary subject of turbulence modeling is the proper es timate of these transport processes on the basis of a bold approximation to the energy-dissipation one. In the engineering community, the turbulence modeling is highly evaluated as a mathematical tool indispensable for the analysis of real-world turbulent flow. In the physics community, attention is paid to the study of small-scale components of turbulent flow linked with the energy-dissipation process, and much less interest is shown in the foregoing transport processes in real-world flow. This research tendency is closely related to the general belief that universal properties of turbulence can be found in small-scale phenomena. Such a study has really contributed much to the construction of statistical theoretical approaches to turbulence. The estrangement between the physics community and the turbulence modeling is further enhanced by the fact that the latter is founded on a weak theoretical basis, compared with the study of small-scale turbulence.

Modeling and Simulation of Turbulent Mixing and Reaction

Modeling and Simulation of Turbulent Mixing and Reaction PDF Author: Daniel Livescu
Publisher: Springer Nature
ISBN: 9811526435
Category : Technology & Engineering
Languages : en
Pages : 273

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Book Description
This book highlights recent research advances in the area of turbulent flows from both industry and academia for applications in the area of Aerospace and Mechanical engineering. Contributions include modeling, simulations and experiments meant for researchers, professionals and students in the area.

Proceedings of the Dynamic Flow Conference 1978 on Dynamic Measurements in Unsteady Flows

Proceedings of the Dynamic Flow Conference 1978 on Dynamic Measurements in Unsteady Flows PDF Author: L.S.G. Kovasznay
Publisher: Springer Science & Business Media
ISBN: 9400995652
Category : Technology & Engineering
Languages : en
Pages : 1041

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IUTAM Symposium on Combustion in Supersonic Flows

IUTAM Symposium on Combustion in Supersonic Flows PDF Author: M. Champion
Publisher: Springer Science & Business Media
ISBN: 9401154325
Category : Science
Languages : en
Pages : 413

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Book Description
Proceedings of the IUTAM Symposium held in Poitiers, France, 2-6 October 1995

IUTAM Symposium on Mechanics of Passive and Active Flow Control

IUTAM Symposium on Mechanics of Passive and Active Flow Control PDF Author: G.E.A. Meier
Publisher: Springer Science & Business Media
ISBN: 9401141991
Category : Technology & Engineering
Languages : en
Pages : 397

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Book Description
The call for papers for the rUTAM-Symposium on Mechanics of Passive and Active Flow Control brought an overwhelming response of applications for contributions. Fi nally 12 invited lectures, 48 papers and 23 posters were selected by thc Scientific Com mittee to be presented in the conference. 58 papers are published in this volume. Due to the limited number of pages available, poster presentations could not be considered for publication. The editors would like to thank all the members of the Scientific Committee for their very valuable assistance. The papers presented at the rUT AM Symposium were classified under three groups de voted to • Passive Control Methods, • Active Control Methods and • Control Concepts. This was done to contrast at first between the passive techniques where the control power is mainly supplied by the flow itself and the active techniques where the power is pro vided by external sources; the third group was devoted to control concepts for presenting methods of control theory and new techniques of flow control.

IUTAM Symposium on Dynamics of Slender Vortices

IUTAM Symposium on Dynamics of Slender Vortices PDF Author: Egon Krause
Publisher: Springer Science & Business Media
ISBN: 9401150427
Category : Technology & Engineering
Languages : en
Pages : 473

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Book Description
The decision of the General Assembly of the International Union of Theoretical and Applied Mechanics to organize a Symposium on Dynamics of Slender Vortices was greeted with great enthusiasm. The acceptance of the proposal, forwarded by the Deutsches Komitee fiir Mechanik (DEKOMECH) signalized, that there was a need for discussing the topic chosen in the frame the IUTAM Symposia offer. Also the location of the symposium was suitably chosen: It was decided to hold the symposium at the RWTH Aachen, where, years ago, Theodore von Karman had worked on problems related to those to be discussed now anew. It was clear from the beginning of the planning, that the symposium could only be held in the von Karman-Auditorium ofthe Rheinisch-Westfalische Technische Hochschule Aachen, a building named after him. The symposium was jointly organized by the editors of this volume, strongly supported by the local organizing committee. The invitations of the scientific committee brought together scientists actively engaged in research on the dynamics of slender vortices. It was the aim of the committee to have the state of the art summarized and also to have the latest results of specific problems investigated communicated to the participants of the symposium. The topics chosen were asymptotic theories, numerical methods, vor tices in shear layers, interaction of vortices, vortex breakdown, vortex sound, and aircraft and helicopter vortices.