Experimental Study of Complex Vortex Interactions in the Wake of High Aspect Ratio Wings

Experimental Study of Complex Vortex Interactions in the Wake of High Aspect Ratio Wings PDF Author: J. D. Jacob
Publisher:
ISBN:
Category : Aerofoils
Languages : en
Pages : 40

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Experimental Study of Complex Vortex Interactions in the Wake of High Aspect Ratio Wings

Experimental Study of Complex Vortex Interactions in the Wake of High Aspect Ratio Wings PDF Author: J. D. Jacob
Publisher:
ISBN:
Category : Aerofoils
Languages : en
Pages : 40

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Experimental Study of Wing-vortex Interaction

Experimental Study of Wing-vortex Interaction PDF Author: S. H. Lowy
Publisher:
ISBN:
Category : Airplanes
Languages : en
Pages : 40

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Vortex wakes of Aircrafts

Vortex wakes of Aircrafts PDF Author: A.S. Ginevsky
Publisher: Springer Science & Business Media
ISBN: 3642017606
Category : Mathematics
Languages : en
Pages : 166

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Investigation of vortex wakes behind various aircraft, especially behind wide bodied and heavy cargo ones, is of both scientific and practical in terest. The vortex wakes shed from the wing’s trailing edge are long lived and attenuate only atdistances of10–12kmbehindthe wake generating aircraft. The encounter of other aircraft with the vortex wake of a heavy aircraft is open to catastrophic hazards. For example, air refueling is adangerous operationpartly due to thepossibility of the receiver aircraft’s encountering the trailing wake of the tanker aircraft. It is very important to know the behavior of vortex wakes of aircraft during theirtakeoff andlanding operations whenthe wakes canpropagate over the airport’s ground surface and be a serious hazard to other depart ing or arriving aircraft. This knowledge can help in enhancing safety of aircraft’s movements in the terminal areas of congested airports where the threat of vortex encounters limits passenger throughput. Theoreticalinvestigations of aircraft vortex wakes arebeingintensively performedinthe major aviationnations.Usedforthispurpose are various methods for mathematical modeling of turbulent flows: direct numerical simulation based on the Navier–Stokes equations, large eddy simulation using the Navier–Stokes equations in combination with subrigid scale modeling, simulation based on the Reynolds equations closed with a differential turbulence model. These approaches are widely used in works of Russian and other countries’ scientists. It should be emphasized that the experiments in wind tunnels and studies of natural vortex wakes behind heavy and light aircraft in flight experiments are equally important.

An Experimental Study of Wing Tip Vortex in the Near Wake of a Rectangular Wing

An Experimental Study of Wing Tip Vortex in the Near Wake of a Rectangular Wing PDF Author: Youxin Zheng
Publisher:
ISBN:
Category : Airplanes
Languages : en
Pages : 0

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An Experimental Investigation of Interacting Wing-tip Vortex Pairs

An Experimental Investigation of Interacting Wing-tip Vortex Pairs PDF Author: Jeffrey S. Zsoldos
Publisher:
ISBN:
Category : Airplanes
Languages : en
Pages : 814

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Scientific and Technical Aerospace Reports

Scientific and Technical Aerospace Reports PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 704

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A Theoretical and Experimental Study of the Interaction of a Streamwise Vortex with a Surface

A Theoretical and Experimental Study of the Interaction of a Streamwise Vortex with a Surface PDF Author: Gustavo Cesar Rachid Bodstein
Publisher:
ISBN:
Category : Acoustic streaming
Languages : en
Pages : 370

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Fluid Vortices

Fluid Vortices PDF Author: Sheldon Green
Publisher: Springer Science & Business Media
ISBN: 940110249X
Category : Technology & Engineering
Languages : en
Pages : 905

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Fluid Vortices is a comprehensive, up-to-date, research-level overview covering all salient flows in which fluid vortices play a significant role. The various chapters have been written by specialists from North America, Europe and Asia, making for unsurpassed depth and breadth of coverage. Topics addressed include fundamental vortex flows (mixing layer vortices, vortex rings, wake vortices, vortex stability, etc.), industrial and environmental vortex flows (aero-propulsion system vortices, vortex-structure interaction, atmospheric vortices, computational methods with vortices, etc.), and multiphase vortex flows (free-surface effects, vortex cavitation, and bubble and particle interactions with vortices). The book can also be recommended as an advanced graduate-level supplementary textbook. The first nine chapters of the book are suitable for a one-term course; chapters 10--19 form the basis for a second one-term course.

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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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.

Aeronautical Engineering

Aeronautical Engineering PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 538

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