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Thursday, July 23, 2020 | History

1 edition of Experimental investigation of incompressible flow past jet flapped airfoils found in the catalog.

Experimental investigation of incompressible flow past jet flapped airfoils

by Carl Mark Tankersley

  • 211 Want to read
  • 1 Currently reading

Published by Naval Postgraduate School in Monterey, California .
Written in English

    Subjects:
  • Aeronautics

  • ID Numbers
    Open LibraryOL25410263M

      The distance from the tip of the flap to the ground is denoted as h f, while the distance from the trailing edge of the wing section with undeflected flap to the ground is defined as h. The difference between h and h f represents the total flap deflection, which is denoted as y f. The angle of attack is defined as the angle between the chord line connecting the leading and trailing edge of the The current investigation uses the timeaccurate Reynolds-Averaged Navier-Stokes (RANS) approach to predict aerodynamic performance of the active flow control experimental database for the hump model. Two-dimensional computational results verified that steady blowing and suction and oscillatory suction/blowing can be used to significantly reduce ?cid=

    The development of 3-D separated flows and their influence on the stability and laminar-turbulent transition.- The boundary layer turbulization by means of an obstacle at large flow-past velocities) Kiselev V. Ya. Lysenko V. I Experimental investigation of separation and stability of A complementary experimental and numerical investigation was performed to study the three-dimensional flow structures and interactions of a finite-span synthetic jet in a crossflow at a chord-based Reynolds number of , and a 0° angle of attack. Six blowing ratios in the range of – were ://

    ISBN: OCLC Number: Description: pages: illustrations, 1 portrait ; 24 cm. Contents: Sir James Lighthill and modern fluid mechanics--A memorial tribute / L. Debnath 1 --Section 1 Experimental versus simulation methods --Development of a numerical model to simulate wave induced flow patterns within a long sea outfall / B.M. Doyle, P.A. Mackinnon, G.A Experimental Investigation on the Influence of Particle Size in a Submerged Slurry Jet on Erosion Rates and Patterns Large Eddy Structure Appearing in Meandering Motion of High Reynolds Number Viscoelastic Flow Past a Backward-Facing Step. Shohei Onishi, Ryusuke Actuators, Airfoils, Experimental analysis, Flow control, Plasmas


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Experimental investigation of incompressible flow past jet flapped airfoils by Carl Mark Tankersley Download PDF EPUB FB2

Experimental Investigation of Incompressible Flow Past Jet Flapped Airfoils By Tankersley Carl Mark, Carl Mark Tankers Ley, Carl Mark Tankersley and M. Platzer Abstract A theoretical and experimental investigation has been made of a flow past a two-dimensional inextensible membrane airfoil with slackness.

Analysis of flexible-membrane and jet-flapped airfoils Simulation of Flow About Flapping Airfoils Using Finite Element Incompressible Flow Solver Article in AIAA Journal 39(2) February with Reads How we measure 'reads' Analysis of flexible-membrane and jet-flapped airfoils using velocity singularities the flow past thin airfoils in incompressible potential flow is presented.

good agreement with Jorgensen Simmons, J.J. und M.F. Platzer, Experimental Investigation of Incompressible Flow Past Airfoils with Oscillation Jet Flaps, Journal of Aircraft Vol.

8 No. 8, Google Scholar [45] An experimental investigation of transonic flow past two-dimensional wedge and circular-arc sections using a Mach-Zehnder interferometer / (Washington, D.C.: National Advisory Committee for Aeronautics, ), by Arthur E.

Bryson and United States. National Advisory Committee for Aeronautics (page images at HathiTrust)?type=lcsubc&key=Aerofoils&c=x. Numerical and experimental flow analysis of moving airfoils with laminar separation bubbles, AIAA Paper Ramamurti, R.

and Sandberg, W. Simulation of flow about flapping airfoils using finite element incompressible flow solver, AIAA Jour –   9. Douglas, G. P., and Wood, R. McK., The Effects of Tip Speed on Airscrew Performance.

An Experimental Investigation of an Airscrew Over a Range of Speeds of Revolution from "Model" Speeds up to Tip Speeds in Excess of the Velocity of Sound in Air.

British ARC, R&M No.June A computer code for unsteady incompressible flow past two airfoils. Master’s thesis, Department of Aeronautics & Astronautics, Naval Postgraduate School () Google Scholar Applications involving massive flow separation and associated instability and noise generation mechanisms of interest to the aeronautical, naval and automotive industries have been addressed from a theoretical, numerical or experimental point of view, making this book a unique source containing the state-of-the-art in separated flow instability The method is developed first for rigid cumbered airfoils and is then extended to problems for which it is particularly suitable, namely, the flow past flexible impervious membranes and past   First, the governing equations for compressible and incompressible flow are summarized.

Next, numerical schemes for both the compressible and incompressible flow equations are presented. Compressible flow equations. It is well established by experimental investigation that compressibility effects become important for freestream speeds M The two-dimensional (2D) unsteady and incompressible Navier–Stokes equation governing the flow over the flapping airfoil are resolved using the commercial software star ccm +.

It is shown that the nonsinusoidal flapping motion has a major effect on the propulsive performances of the flapping :// /Numerical-Investigation-of-the-Effects-of.

Sustained operation of airfoils at stalled flow conditions, which in the past has been demanded only of compressor and helicopter blades, is now a design requirement for advanced aircraft with 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 An experimental investigation of a two-dimensional, self-similar, supersonic turbulent mixing layer with zero pressure gradient Integral equation method for calculation of subsonic flow past airfoils in a ventilated wind tunnel - Comparison with NAE high Reynolds number measurements Methods for the design and analysis of jet-flapped American Institute of Aeronautics and Astronautics Sunrise Valley Drive, Suite Reston, VA Unsteady separated flows are an important topic in theoretical and applied mechanics.

The IUTAM Symposium held in Corfu in (and following on from a previous meeting in Toulouse in ) aimed at achieving a unified approach which will regroup the knowledge coming from theoretical, experimental, numerical simulation, modeling and flow-control aspects of separated unsteady flows with Theoretical Solution of High Subsonic Flow Past Two-Dimensional Cascades of Airfoils Knowing the incompressible flow, one can calculate the velocity distribution on an aerofoil and the outlet flow angle of the cascade in a comparatively simple way.

An Experimental Investigation. Eng. Gas Turbines Power (July ) /Theoretical-Solution-of-High-Subsonic-Flow-Past. The present study is concerned with experimental and computational investigation of a jet-controlled high-lift hydrofoil with a flap, i.e., BLC hydrofoil using a blown flap. The primary objective is to understand the lift increase phenomena by such a device, which can be implemented in many of already deployed surface ships and under-water.

Linear instability analysis of low-Re incompressible flow over a long rectangular Hermida, J., Gomez, R., Theofilis, V., Carmo, B.

S., & Meneghini, J. R. (). Three-Dimensional Transition of the Flow Past a Cylinder Fitted with Helical Strakes. Numerical and Experimental Investigation of Secondary Instability in Leading Edge Boundary   CiteScore: ℹ CiteScore: CiteScore measures the average citations received per peer-reviewed document published in this title.

CiteScore values are based on citation counts in a range of four years (e.g. ) to peer-reviewed documents (articles, reviews, conference papers, data papers and book chapters) published in the same four calendar years, divided by the number of Laminar incompressible flow past a paraboloid of revolution.

R. DAVIS and; M. WERLE Exploratory investigation of jet engine silencing with plug nozzle configurations. T. SCHARTON, S A theoretical and experimental investigation of the hypersonic turbulent boundary layer subject to normal and longitudinal pressure gradients and cross flow