[PDF] Top 20 Compressible flows at small Reynolds numbers

... -v- TABLE OF CONTENTS PAGE Chapter Introduction 1 II The Formulation of Lagerstrom-Chester Theory 4 III The Solution of the Lagerstrom-Chester Paradox l0 IV A New Slip Condition 25 Forma[r] ... See full document

... low Reynolds number case and at 15 degrees for the higher Reynolds number ...higher Reynolds numbers cases are M = ...low Reynolds number showed a long laminar separation bubble in the ... See full document

... the Eulerian hydrodynamic conservation laws implemented through an implicit large eddy simulation (ILES) method- ology (Passot et al., 1988; Blaisdell et al., 1993). This is because it is commonly accepted that an ILES ... See full document

... the flows generated during one stroke and rotation can increase lift production in the subsequent ...kinematics. Small changes in either the duration or angle of attack of the downstroke, as well as in the ... See full document

... This example is the Mach 10.01 viscous flow of Nitrogen around a sphere of radius 0.1524 m. The free stream temperature and pressure are 200 K and 0.0468 Pa, respectively. The Reynolds number based on the radius ... See full document

... jet flows produced by squid ...these small worlds? In the present study we seek to answer these questions by using digital particle image velocimetry (DPIV) to directly measure bulk ring properties ... See full document

... ity profile with an infiection point. In the Hall and Smith (1991) studies the boundary layer was restricted to the interactive classical P ran d tl type. However, in the studies presented here a more generalised ... See full document

... low Reynolds numbers only (since the number of cells increases as Re 9/4 ) and/or for academic configurations, for which efficient finite difference methods can be ... See full document

... The small vortices bound in wing corrugations are stable and produce a constant increase in effective camber (Rees, 1975; Newman et ...the flows on the two-dimensional wing model started from rest are ... See full document

... Various hybrid methods that couple continuum with molecular solvers seamlessly within the same simulation have been proposed. These can be broadly categorised into either domain decomposition (DD) (O’Connell & ... See full document

... for flows with complex geometries and interface deformations in the setting of incompressible ...highly compressible multi-phase flows, hence most of the applications of the VOF method are restricted ... See full document

... molecular simulation. This is discussed in more detail in Borg, Lockerby & Reese (2013c), Patronis et al. (2013) and Patronis & Lockerby (2014). The internal-flow multiscale method (IMM) of Borg et al. (2013c) ... See full document

... is especially true for high speed flows at high Reynolds number where the correct resolution of thin boundary layer requires very fine meshes. Let’s note also the hy- brid pressure-density based method [21], which ... See full document

... Computational analysis is carried out to solve a flow field in two-dimensional NACA 4415 Aerofoil to analyze flow characteristics, and the effect of increase Reynolds number.Aerofoil is generated by using an ... See full document

... In terms of operation and effectiveness, bubble-based phenomena will not be considered because bubble air, in small quantities, can be assimilated by the fluid and does result in significant performance losses. ... See full document

... second-moment Reynolds stress model from DLR was applied to two challenging high-lift flows: (1) transonic flow over the ONERA M6 wing, and (2) subsonic flow over the DLR-F11 wing-body configuration from ... See full document

... A study has been carried out to compare steady jet and synthetic jet heat transfer distributions at low Reynolds numbers. Both jets issued from a 5mm diameter orifice plate with air for the steady jet being ... See full document

... A closer look at performance of finite aspect ratio, three- dimensional flapping foils is warranted at higher Reynolds numbers, in order to design vehicles to swim with optimal kinematics and maximizing ... See full document

... This article attempts to highlight characteristics of the aerodynamic forcing on a rigid circular cylinder experiencing dry galloping vibrations. Observations from a series of wind tunnel tests are studied comparatively ... See full document

... Undoubtedly significant insight into the fluid dynamics of a disk has been achieved through these numerous experimental and numerical simulations. Nevertheless, there are still some aspects that are not fully understood ... See full document