An Experimental and Computational Study of Unsteady Supersonic 2-D Open Cavity Flow Physics

An Experimental and Computational Study of Unsteady Supersonic 2-D Open Cavity Flow Physics PDF Author: Douglas W. Dusing
Publisher:
ISBN:
Category :
Languages : en
Pages :

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An Experimental and Computational Study of Unsteady Supersonic 2-D Open Cavity Flow Physics

An Experimental and Computational Study of Unsteady Supersonic 2-D Open Cavity Flow Physics PDF Author: Douglas W. Dusing
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Recent Advances in Mechanical Engineering

Recent Advances in Mechanical Engineering PDF Author: Anoop Kumar Shukla
Publisher: Springer Nature
ISBN: 9819918944
Category : Science
Languages : en
Pages : 840

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Book Description
This volume comprises the select proceedings of the 3rd Biennial International Conference on Future Learning Aspects of Mechanical Engineering (FLAME) 2022. It aims to provide a comprehensive and broad-spectrum picture of the state-of-the-art research and development in thermal, fluids, energy and process engineering, mechatronics, control and robotics, material science and engineering, solid mechanics and structural engineering, dynamics and control, engineering design, manufacturing and industrial engineering, automobile engineering. This volume will prove a valuable resource for researchers and professionals in mechanical engineering and allied fields.

A Study of the Flow Physics about 2-D Supersonic Open Cavities Using Numerical Simulations

A Study of the Flow Physics about 2-D Supersonic Open Cavities Using Numerical Simulations PDF Author: Chung-Jen John Tam
Publisher:
ISBN:
Category :
Languages : en
Pages : 242

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An Experimental Study of Passive Control of Hypersonic Cavity Flow Oscillations

An Experimental Study of Passive Control of Hypersonic Cavity Flow Oscillations PDF Author: D. S. Dolling
Publisher:
ISBN:
Category : Aerodynamics, Hypersonic
Languages : en
Pages : 140

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An experimental study of open cavity flow has been made in a high Reynolds number, Mach 5 turbulent boundary layer. The majority of measurements made were of fluctuating wall pressures. The objectives were: (1) examine how effective changes in front and rear wall geometry were at attenuating the pressure oscillations, (2) explore how impingement of a shock wave (variable strength and position) the cavity flow, and (3) how stores (different geometries and positions) affected the cavity flow. In addition, techniques which were judged effective at attenuating pressure oscillations for the empty cavity were used with shock impingement and with stores in order to explore their effectiveness under perturbed flow conditions. The results show that vented and slotted walls, and spoilers are ineffective. A 3-D rear wall (swept in both planes and symmetric about the center line) attenuated the strongest oscillations by factors of up to 7 compared to the baseline rectangular cavity. Regardless of shock impingement position, shock strength, store position, store dimensions, store to cavity volume ratio and asymmetric store arrangement the cavity oscillation frequencies remain essentially unchanged. Based on the mean and rms Pressure distributions (whose magnitude varies substantially but whose basic shape does not change significantly) and surface flow patterns it appears that the essential flow structure also remains largely unchanged. These similarities suggest that control techniques developed for the empty cavity flow should be effective with shock impingement or store release. Tests using two passive control rear walls in perturbed cavity flow support this conclusion.

International Aerospace Abstracts

International Aerospace Abstracts PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 1032

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Unsteady Supersonic Combustion

Unsteady Supersonic Combustion PDF Author: Mingbo Sun
Publisher: Springer Nature
ISBN: 9811535957
Category : Technology & Engineering
Languages : en
Pages : 380

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Book Description
This book describes the unsteady phenomena needed to understand supersonic combustion. Following an initial chapter that introduces readers to the basic concepts in and classical studies on unsteady supersonic combustion, the book highlights recent studies on unsteady phenomena, which offer insights on e.g. interactions between acoustic waves and flames, flow dominating instability, ignition instability, flame flashback, and near-blowout-limit combustion. In turn, the book discusses in detail the fundamental mechanisms of these phenomena, and puts forward practical suggestions for future scramjet design.

32nd Aerospace Sciences Meeting & Exhibit: 94-0500 - 94-0534

32nd Aerospace Sciences Meeting & Exhibit: 94-0500 - 94-0534 PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 478

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Supersonic Sudden-expansion Flow with Fluid Injection

Supersonic Sudden-expansion Flow with Fluid Injection PDF Author: S.M. Correa
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Aerospace America

Aerospace America PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 622

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The Finding Guide to AIAA Meeting Papers

The Finding Guide to AIAA Meeting Papers PDF Author: American Institute of Aeronautics and Astronautics. Technical Information Service
Publisher:
ISBN:
Category : AIAA paper
Languages : en
Pages : 226

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