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Showing 1 to 9 of 9 for “"Joukowski"”.
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Nonlinear wake evolution of Joukowski aerofoils in severe maneuver
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1989.
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Apparent-mass and on-board circulation of Joukowski airfoils and cascades in severe unsteady motion
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1989.
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Distribution of aerofoil section lift from section pitching moment applied to a dynamic model for aircraft poststall departure
… full scale flight tests. A form of the Kutta-Joukowski equation that relates circulation to pitching moment is also presented.
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Validation and Verification of the Wray-Agarwal Turbulence and Algebraic Transition Models for 2D External Airfoil Flows
… In NASA’s High Fidelity CFD Workshop 2022, the Joukowski airfoil was identified as a benchmark verification case to test the convergence behavior of different turbulence models in different CFD solvers with particular emphasis on SA-neg-QCR 2000 turbulence model. This thesis also studies the …
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Extracting energy from unsteady flows through vortex control
… form expressions for force and moment on a Joukowski foil in the presence of point vortices, permits rapid evaluation of hydrodynamic performance. The theory and simulation results agree in their main conclusion: For optimum performance, the foil should try to intercept the vortices head on, …
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Advances In Computational Fluid Dynamics: Turbulent Separated Flows And Transonic Potential Flows
… technique. If lift is being produced, the Kutta-Joukowski condition is enforced for circulation. An implicit algorithm is employed based upon the Generalized Minimum Residual method. To accelerate convergence, the Generalized Minimum Residual method is preconditioned. These and other problems …
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Active control of trailing vortices by means of long- and short-wavelength actuation
… Basierend auf der stationären Lösung von Kutta-Joukowski, welche eine ebene Platte in Potentialströmung betrachten, haben Theodorsen, Greenberg, Isaacs und van der Wall instationäre Randbedingungen wie z. B. Nick- und Vertikalbewegung als auch eine oszillierende Anströmung mit berücksichtigt. …
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Asymptotics of Carleman Polynomials for Level Curves of the Inverse of a Shifted Joukowsky Transformation
Let L be a level curve of the inverse of the shifted Joukowsky transformation w [special characters omitted] w − 1 + (w − 1) –1, that is, [special characters omitted]In this thesis we investigate the asymptotic properties of the sequence of polynomials that are orthonormal over the interior domain …
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Zavzdušňovací ventil jako ochrana před vodním rázem
Tato bakalářská práce se zabývá vzduchovými ventily se zaměřením na ventily zavzdušňovací. Popisuje základní teorii vodního rázu a zaměřuje se především na oblast podtlaku. Následně jsou zde stručně popsány některé časté protirázové ochrany, principy funkcí jednotlivých vzduchových ventilů a …