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Saturday, May 16, 2020 | History

3 edition of Vortex/boundary-layer interactions, data report found in the catalog.

Vortex/boundary-layer interactions, data report

Vortex/boundary-layer interactions, data report

final report on NASA grant NAGw-581 / A.D. Cutler and P. Bradshaw.

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  • 8 Currently reading

Published by Imperial College of Science and Technology, Department of Aeronautics, For sale by the National Technical Information Service in London, [Springfield, Va .
Written in English

    Subjects:
  • Vortex-motion.,
  • Boundary layer control.

  • Edition Notes

    Other titlesVortex boundary layer interactions.
    SeriesI.C. Aero TN -- 87-102., NASA CR -- 181463., NASA contractor report -- NASA CR-181463., I.C. aero TN -- 87-102.
    ContributionsBradshaw, P. 1935-, United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15276187M

    The angle of attack corresponding to maximum lift was under predicted by 5 degrees for steady analysis and 2 degrees by unsteady simulation. The chine-vortex and its interactions with the boundary layer were noted to have large effects on computed lift levels. Further grid studies are required for accurately simulating these interactions. Progress in Aerospace Sciences 38 () Review of research on low-prole vortex generators to control boundary-layer separation John C. Lin* Flow Physics and Control Branch, NASA Langley Research Center, Hampton, VA , USA Abstract An in-depth review of boundary-layer ow-separation control by a passive method using low-prole vortex generators is presented.

    Vortex Element Method - Free ebook download as PDF File .pdf), Text File .txt) or read book online for free. It is of course the convective interactions of these successively laid vorticity shear layers in a real boundary layer which characterises the velocity profile shape and gives rise to instabilities such as transition to turbulence 5/5(2). Library of Congress Cataloging-in-PublicationData Vortex dominated flows: a volume celebrating Lu Ting's 80th birthday I edited by Denis Blackmore, Egon Krause & Chee Tung. p. cm. Includes bibliographical references ISBN (alk. paper) 1.

    In the vicinity of the baseline separation (i.e., 40% flap chord), vortex/ boundary-layer interactions may also contribute to further attenuation of vorticity. Fig. 18 illustrates the streamwise distribution of vortex circulation, G: The vortex circulation (or strength) drops by a factor of 20 over a distance of approximately 40% of the flap. It discusses selected aerothermodynamic design problems of winged and non-winged re-entry and airbreathing hypersonic flight vehicles—but not the full vehicle design. The work and experience of the authors are reflected in the chapters on winged re-entry vehicles (RV-W’s), airbreathing cruise and acceleration vehicles (CAV’s) and non.


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Vortex/boundary-layer interactions, data report Download PDF EPUB FB2

Get this from a library. Vortex boundary-layer interactions, data report: semiannual status report on research grant no. NAGW, period 1 March August [P Bradshaw; United States. National Aeronautics and Space Administration.]. Get this from a library. Vortex/boundary-layer interactions, data report: final report on NASA grant NAGw [A D Cutler; P Bradshaw; United States.

National Data report book and Space Administration.]. Andrew D Cutler Faculty Member Positions. Professor of Engineering and Applied Science, Department of Mechanical & Aerospace Engineering, School of Engineering and Applied Science - Associate Professor, Department of Mechanical & Aerospace Engineering, School of Engineering and Applied Science - Occupation: Assistant Research Professor.

Vortex boundary-layer interactions, data report [microform]: semiannual status report on research grant Vortex/boundary-layer interactions, data report [microform]: final report on NASA grant NAGw / A.D. Semi-annual status report on research grant no.

NAGW. Vortex organization in the outer region of the turbulent boundary layer - Volume - R. ADRIAN, C. MEINHART, C. TOMKINSCited by: This report summarizes the work done under NASA Grant NAGw, Vortex/Boundary Layer Interactions. The experimental methods are discussed in detail and.

IKTERACTION BETWEEN A VORTEX AND A TURBULENT BOUNDARY LAYER -- PART 1: MEAN FLOW EVOLUTION AND TURBULENCE PROPERTIES Russell V. Westphal, Wayne R. Pauley,' and John K. Eaton' Ames Research Center 1. SUMMARY The weakly three-dimensional (3-D) turbulent flow resulting from an interaction between.

The influences of the quadratic surface stress on the two-dimensional structure of boundary-layer flows in hurricane-like and tornado-like vortices are Vortex/boundary-layer interactions by solving the nonlinear boundary-layer equations in the vertical direction through power series expansion and expressing the expansion coefficients in terms of parameters of the vortex by: 7.

The upstream flow velocity, U inf, is equal to ms −1, and the resulting Reynolds number based on the profile chord length is ×10 these flow conditions the upstream turbulence intensity is 2%. The blockage ratio defined as t/H (where t is the profile maximum thickness and H is the height of the test-section) was The upstream hydrofoil was mounted vertically on the bottom Cited by: An in-depth review of boundary-layer flow-separation control by a passive method using low-profile vortex generators is presented.

The generators are defined as those with a device height between 10% and 50% of the boundary-layer by: I recently simulated the early-stage of the transition of the flat-plate boundary layer. I have tried to plot the vortex lines but the results are something messy.

Laboratory simulation of a tornado-like vortex boundary layer interaction Behrooz Fattahi Fattahi, Behrooz, "Laboratory simulation of a tornado-like vortex boundary layer interaction " ().Retrospective Theses and Dissertations. Data acquisition 50 B.

High Speed Motion Picture Measurement P. Puttkammer BSc Report University of Twente Engineering Fluid Dynamics June iii Summary Air flowing past a solid surface will stick to that surface.

This phenomenon - caused by viscosity - is a description of the no-slip condition. This condition states that the velocity of the fluid at the solid surface equals the velocity of that surface.

The subject of flow control is broadly introduced in this first chapter, leaving much of the details to the subsequent chapters of the book. The ability to actively or passively manipulate a flow field to effect a desired change is of immense technological importance, and this undoubtedly accounts for the fact that the subject is more hotly Cited by: Moving Surface Boundary-layer Control (MSBC) was applied to several two dimensional bluff bodies using a high speed rotating cylinder as a momentum injecting device.

Flow past a symmetric airfoil; a D-section; as well as square and rectangular prisms, representing a family of shapes with progressively increasing bluffness were studied in presence of the MSBC. In the case of the airfoil, the Cited by: 2. Unfortunately, this book can't be printed from the OpenBook.

If you need to print pages from this book, we recommend downloading it as a PDF. Visit to get more information about this book, to buy it in print, or to download it as a free PDF. Full text of "Aeronautical Engineering: A Continuing Bibliography with Indexes" See other formats.

The applicability of linearized axisymmetric dynamics to the intensification and structure change of tropical cyclones is investigated. The study is motivated by recent work that presented axisymmetric solutions to the linearized, non-hydrostatic, vortex-anelastic equations of motion (the so-called 3DVPAS model).

The work called into question the importance of a recently proposed nonlinear Cited by: 2. The Ph.D. program in Mechanical Engineering and Mechanics requires innovative research in collaboration with one or more faculty members, along with the completion of 72 credit hours beyond the bachelor’s degree (if graduate study is carried out entirely at Lehigh University), or 48 beyond the master’s degree (obtained at another university).

Full text of "NASA Technical Reports Server (NTRS) Aeronautical engineering: A cumulative index to a continuing bibliography" See other formats. Full text of "Minnowbrook II Workshop on Boundary Layer Transition in Turbomachines" See other formats.年三大索引网络版收录我校论文情况汇编 - 图书馆 三大索引(网络版) 收录西北工业大学论文统计 ( 年) 西北工业大学图书馆 年 4 月 年三大索引(网络版)收录西北工业大学论文统计 前 言 《科学引文索引》、《科技会议录索引》、《工程索引》是国际著名的三大检索系统,统称.computational model.

If flow passage details are desired – tip vortex-boundary layer. interactions, shock unsteadiness, hub-casing boundary layer/vortex dynamics – then the LSI is. perhaps orders of magnitude smaller than the boundary layer thickness (i.e., the Kolmogorov. scale – Tennekes and Lumley, ), and full CFD is the obvious.