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Keywords: shear turbulence
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Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2011, 133(11): 111102.
Published Online: October 24, 2011
... approximately equals the exit diameter of the supersonic nozzle. 05 01 2011 22 08 2011 24 10 2011 24 10 2011 blades compressible flow confined flow flow instability flow visualisation impellers nozzles rotors shear turbulence stratified flow supersonic flow Pressure...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2011, 133(11): 111201.
Published Online: October 13, 2011
... flow shear turbulence The value of η; is limited to remain non-negative, as is apparent in Fig. 1 for ω * / S < - 0 . 04 and ω * / S > 0 . 54 . This has the effect of relaminarizing the flow under the condition of stabilizing curvature...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. October 2011, 133(10): 101101.
Published Online: October 4, 2011
.... 22 11 2010 11 08 2011 04 10 2011 04 10 2011 aerodynamics design engineering fans Navier-Stokes equations numerical analysis optimisation shear turbulence ventilation Optimization techniques associated with RANS analysis have recently become a promising tool...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. October 2011, 133(10): 104501.
Published Online: September 27, 2011
... 09 2011 27 09 2011 chaos flow instability flow simulation non-Newtonian flow numerical analysis polymer melts shear turbulence stagnation flow vortices wakes It is well-established that the injection of dilute solutions of polymers into turbulent flows produces large...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. September 2011, 133(9): 094503.
Published Online: September 12, 2011
.../glycerine/resources/table18.htm. flow visualisation jets mixing shear turbulence tanks (containers) viscosity This paper examines the concept of using a mixing vessel that is powered by a noninvasive zero-mass-flux jet which is also known as synthetic jet. Synthetic jets are devices...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2011, 133(5): 051203.
Published Online: June 7, 2011
... 07 06 2011 07 06 2011 boundary layer turbulence flow separation flow visualisation fractals jets shear turbulence wetting The reattachment lengths are independent of Reynolds number but increased nearly linearly with h / d with the following values: x r / d  = 1.45...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2010, 132(12): 121301.
Published Online: December 3, 2010
... difference methods flow simulation Mach number Navier-Stokes equations nozzles shear turbulence vortices K liquid constant of Tait equation R gas constant T temperature Y vapor mass fraction c speed of sound p static...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2010, 132(11): 111303.
Published Online: November 17, 2010
... to the design of underwater vehicles. 11 11 2009 12 10 2010 17 11 2010 17 11 2010 cavitation drag flow simulation shear turbulence two-phase flow underwater vehicles vortices ventilated cavity two-fluid multiphase flow model SST turbulence model double-vortex tubes...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2010, 132(11): 111301.
Published Online: November 9, 2010
... captures the large-scale features more accurately. A hybrid approach combining the bubble model with the scalar transport is needed to capture the broad range of scales observed in cavitation. bubbles cavitation flow simulation Navier-Stokes equations pipe flow shear turbulence two-phase flow...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. October 2010, 132(10): 101101.
Published Online: October 6, 2010
... reduction with increase in the side injection velocity. 22 11 2007 25 08 2010 06 10 2010 06 10 2010 flow instability jets laminar flow laminar to turbulent transitions mixing pipe flow shear turbulence Flow in the form of a jet is preferred for their better mixing...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2010, 132(5): 051204.
Published Online: May 13, 2010
..., 60 ppm, and 100 ppm surfactant solutions are presented in Figs. 3 4 , respectively. Frictional factor versus Reynolds number Drag reduction versus Reynolds number channel flow drag reduction flow visualisation shear turbulence surfactants viscosity It is well...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2010, 132(3): 031102.
Published Online: March 4, 2010
... ω ∗ = ω z D / U e centered around x / D = ( a ) 3, ( b ) 6, and ( c ) 9; no fins fractals hydrodynamics shear turbulence underwater vehicles vortices wakes For axisymmetric and two-dimensional wakes in a uniform stream, Townsend ( 1 ) proposed...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2009, 131(9): 091201.
Published Online: August 14, 2009
... transitions Navier-Stokes equations shear turbulence wakes wake-boundary layer interactions shear layer transition LES IB method The vortex shedding and the aerodynamic forces of flow past a circular cylinder near a plane wall have been the subject of many studies for academic interests...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2009, 131(5): 051403.
Published Online: April 15, 2009
... in severe decelerating transient flows. 18 08 2008 24 02 2009 15 04 2009 confined flow Doppler effect electrochemistry flow visualisation shear turbulence ultrasonic measurement Transient flows associated with the water hammer phenomenon are commonly encountered in both...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2009, 131(5): 051202.
Published Online: April 14, 2009
... does include a lower frequency component in the same range as that found in the recirculation region. aerospace components convection external flows flow separation flow visualisation shear turbulence vortices Low and ultralow Reynolds number aerodynamics are of increasing interest...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2008, 130(9): 091101.
Published Online: August 12, 2008
... 2006 26 04 2008 12 08 2008 aerodynamics external flows flow instability flow simulation pattern formation shear turbulence vortices wakes flow structures cross wind LES train aerodynamics front shape Since cross-wind stability is a consequence of the flow...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2008, 130(9): 091201.
Published Online: August 11, 2008
... flow instability shear turbulence wakes A wake flow constitutes a special case of free turbulent flows with a broad range of general scientific and engineering applications. In the field of turbomachinery, wake development under the influence of curvature and pressure gradient is a common...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. June 2008, 130(6): 061103.
Published Online: June 9, 2008
... turbulence bubbles convection flow separation flow simulation shear turbulence turbines two-phase flow vortices wakes blade-wake interactions LPT blade flow structures POD LES To visualize the special and temporal behavior of energetic large-scale structures on the suction surface...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2008, 130(4): 041101.
Published Online: April 1, 2008
..., and the definition of secondary flow as the deviation of the streamwise component from the inviscid kinematics was introduced to determine the efficiency of the blade design in the energy exchange of the rotor. 24 07 2007 04 01 2008 01 04 2008 anemometry blades fans shear turbulence...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2008, 130(3): 031106.
Published Online: March 11, 2008
... computational fluid dynamics nozzles shear turbulence spinning (textiles) supersonic flow vortices yarn fiber hollow spindle counter-rotating vortex pair (CVP) WSS MVS At present, most of the information available in the literature on MVS is related to the yarn structure ( 3 4 5...