... of a novel fluid impeller-based ejector. The authors’ motivation towards this study was in understanding the boundary conditions leading to spatial deterioration of pseudoblades. Flow around stationary, axisymmetrically aligned rotors (the ramp vane and double cone type), held in a primary supersonic flow...

... profile are shown. It is also concluded that during injection locations of shock cells do not vary with pressure ratios while are affected by exit velocity. 20 12 2010 01 08 2011 08 09 2011 08 09 2011 jets shock waves supersonic flow turbulence transient injection...

... vortex behavior of density changes around the wing was found to be relatively inconsequential even at the higher end of the Mach scale investigated. By a freestream Mach number of 0.4 and at low clearances, local supersonic flow regions were established close to the suction peak of the lower wing surface...

... of the stator. 25 03 2009 26 08 2010 18 11 2010 18 11 2010 blades computational fluid dynamics Mach number nozzles rotational flow rotors shock waves stators subsonic flow supersonic flow transonic flow turbines High pressure gas turbines present considerable...

... yields better results than the shock unsteadiness correction. finite volume methods flow simulation heat transfer jets shock wave effects supersonic flow turbulence The fouling of heat transfer surfaces in kraft recovery boilers is a significant concern for the pulp and paper industry...

... compressible flow pipe flow shock waves subsonic flow supersonic flow inverse design 2D ducts viscous incompressible flows flexible string algorithm One of the optimal shape design methods is the surface shape design (SSD), which in fluid flow problems usually involves finding a shape...

... by increasing the substrate stand-off distance from the nozzle exit. However, for a supersonic flow with shocks, due to the compression and expansion waves formed outside the nozzle, the peak pressure alternates by changing the location of the substrate. Pressure rise starts at a small distance from...

... the optimum ejector geometry and its corresponding maximum efficiency for particular operating conditions. 31 12 2006 04 10 2007 16 04 2008 boundary layers finite difference methods nozzles supersonic flow turbulence supersonic flow two-dimensional flow optimum ejector...

... computational fluid dynamics nozzles shear turbulence spinning (textiles) supersonic flow vortices yarn fiber hollow spindle counter-rotating vortex pair (CVP) WSS MVS It is well known that Murata vortex yarn is formed by air vortex to entangle the fibers. There are several claimed...

.... Nodes distributions at the inlet face of subgrid E 19 06 2006 05 12 2006 wind tunnels transonic flow Navier-Stokes equations finite difference methods supersonic flow jets subsonic flow design engineering numerical simulation injection process transonic...

... in supersonic flow was calculated and compared with the experimental data. Figure 7 shows the Mach number contour in some sections, and Fig. 8 shows the normalized shock position against the inlet Mach number. We can see the 3D shape of the detached shock, and the positions of the shock agree well...

.... The predicted secondary flow pressure agrees reasonably well with the measurement for a small contraction angle of the mixing chamber. 15 03 2005 14 05 2006 supersonic flow nozzles aerodynamics annular injection supersonic ejector second-throat aerodynamic choking hysteresis...

... flow pipe flow valves drag turbulence supersonic flow vortices computational fluid dynamics numerical stability butterfly valve compressible flow aerodynamic torque bearing force CFD The objective of this study is to investigate the use of computational fluid dynamics (CFD...

... in the literature. The numerical study of the steady interaction leads to a suitable method for transpiration boundary conditions. The method applies to unsteady flows as well. Using the validated numerical method, we show that an unsteady shock boundary-layer interaction can occur in a supersonic flow over a flat...

... size in the high-subsonic regime are validated with experimental measurements. The nature of the transonic experimental data complicates validation, but the computed shock pattern compares favorably to experimental imaging. Calculations demonstrate the ability to solve supersonic flows, multiphase...

... in high-speed flows due to measurement difficulties. In the present paper an attempt is made to examine this practice by comparing data from an incompressible flow experiment designed specifically to correspond to an earlier experiment in supersonic flows. The comparison is made for a 75° sweptback delta...

... Supersonic Separated Flows ,” Phys. Fluids 1070-6631 10.1063/1.869913 , 11 , pp. 201 – 213 . Bourdon , C. J. , and Dutton , J. C. , 2000 , “ Shear Layer Flapping and Interface Convolution in a Separated Supersonic Flow ,” AIAA J. 0001-1452 , 38 , pp. 1907 – 1915 . Smith...

...Subrata Roy computational fluid dynamics flow simulation drops two-phase flow boiling boundary-elements methods heat conduction convection compressible flow supersonic flow boundary layer turbulence Computational fluid dynamics (CFD) tools are the key for modern understanding...

...B. Umesh Chandra; S. R. Chakravarthy The focus of the present work is the acoustic oscillations exhibited by confined supersonic flow past a rectangular cavity of varying length-to-depth ( L ∕ D ) ratio, with a view to identify optimal dimensions for application in scramjet combustors. Experiments...

...S.-M. Li, Research Associate; T.-L. Chu, Graduate Student Research Assistant; Y.-S. Yoo, Research Associate; W. F. Ng, Endowed Professor A linear cascade experiment was conducted to investigate transonic and low supersonic flow losses of two nozzle blades for the steam turbines. In the experiment...