THE EFFECT OF SUCTION ON THE BOUNDARY LAYER SEPARATION OF A RETARDED BOUNDARY LAYER FLOW
يعد إنفصال الطبقة الجدارية أحد أكثر الظواهر السلبية التي تقلل أو حتى تلغي قوة الرفع التي ينتجها التدفق على الجناح. يحدث إنفصال تدفق الطبقة الجدارية بسبب زيادة تدرج الضغط المعاكس في اتجاه التدفق. تفشل نظرية الطبقة الجدارية في التنبؤ ووصف هذا التفرد حيث يتلاشى إجهاد القص في المنطقة الملاصقة للجدار. لتوليد هذه الظاهرة للتدفق الرقائقي على سطح لوح و في وجود
Ali EL SHRIF, Ahmed ESMAEL
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Transonic Compressor Rotor Cascade With Boundary-Layer Separation: Experimental and Theoretical Results [PDF]
R. Fuchs, W. Steinert, H. Starken
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Influence of an Oxygen‐Free Atmosphere on Diamond‐Single‐Grain Scratching of Ti–6Al–4V
Single‐grain scratching of Ti–6Al–4V is investigated under controlled, oxygen‐free, and ambient atmospheres using a novel experimental setup with in situ high‐speed imaging. The approach enables direct observation of chip formation and adhesion under suppressed oxidation.
Berend Denkena +2 more
wiley +1 more source
Boundary-layer analysis of subsonic inlet diffuser geometries for engines nacelles [PDF]
Theoretical Mach number distributions and boundary-layer parameters are presented for subsonic nacelle inlet diffuser geometries with length to exit diameter ratios ranging from 0.4 to 1.6 and diffuser exit area to throat area ratios ranging from 1.1 to ...
Albers, J. A., Felderman, E. J.
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Flow Visualization of Secondary Separation in Shock Wave-Turbulent Boundary Layer Interaction
Shigeru Aso +5 more
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The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu +8 more
wiley +1 more source
On the Lagrangian description of unsteady boundary layer separation. Part 1: General theory [PDF]
Although unsteady, high-Reynolds number, laminar boundary layers have conventionally been studied in terms of Eulerian coordinates, a Lagrangian approach may have significant analytical and computational advantages.
Cowley, Stephen J., Vandommelen, Leon L.
core +1 more source
Prediction of Confined Flame Flashback Limits Using Boundary Layer Separation Theory
Vera Hoferichter +2 more
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EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk +7 more
wiley +1 more source
Computation of incompressible, three-dimensional turbulent boundary layers and comparison with experiment [PDF]
Incompressible three dimensional, turbulent boundary layer (3DTBL) experiments were simulated numerically by integrating the boundary layer equations together with an algebraic eddy viscosity turbulence model. For the flow treated, the downstream portion,
Mueller, U. R.
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