... to the theoretical model, and measurement accuracy. 01 05 2011 10 10 2011 20 12 2011 20 12 2011 boundary layer turbulence flow simulation heat exchangers laminar flow laminar to turbulent transitions microchannel flow Navier-Stokes equations pipe flow micro-channels laminar...

... convection flow simulation jets laminar to turbulent transitions numerical analysis shear flow vortices References 1 Becker , H. A. , and Massaro , T. A. , 1968 , “ Vortex Evolution in a Round Jet ,” J. Fluid Mech. , 31 , pp. 435 – 448 . 10.1017/S0022112068000248 2...

.... Shear stresses at the initial time steps over-respond quasi-steady values. After the transition to turbulence it has a reverse tendency. 08 07 2010 03 06 2011 05 07 2011 05 07 2011 laminar flow laminar to turbulent transitions pipe flow...

... , “ The Turbulence Structure of Equilibrium Boundary Layers ,” J. Fluid Mech. , 29 , pp. 625 – 645 . 10.1017/S0022112067001089 27 Narasimha , R. , 1985 , “ The Laminar-Turbulent Transition Zone in the Boundary Layer ,” Prog. Aerosp. Sci. , 22 , pp. 29 – 80 . 10.1016/0376-0421(85)90004-1 28...

... of constant acceleration, a , and the following stage of constant cross-sectional mean velocity, u m , st . transition to turbulence turbulent slug constant acceleration flow unsteady pipe flow transient flow flow measurement laminar to turbulent transitions multiphase...

... 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 and heat transfer capabilities. Jet pumps, spray guns...

... of Two Distinct Laminar to Turbulent Transition Modes in Pipe Flows Accelerated From Rest ,” Exp. Fluids 0723-4864 , 7 , pp. 271 – 274 . 10.1007/BF00198007 Kurokawa , J. , and Morikawa , M. , 1985 , “ Accelerated and Decelerated Flows in a Circular Pipe (First Report, Velocity...

... ). blades drops laminar to turbulent transitions pumps rocket engines two-phase flow 04 04 2008 04 12 2009 28 01 2010 28 01 2010 2010 American Society of Mechanical Engineers ...

... computational fluid dynamics external flows finite difference methods laminar flow laminar to turbulent transitions Navier-Stokes equations shear turbulence wakes 23 10 2008 16 06 2009 14 08 2009 Price , S. J. , Sumner , D. , Smith , J. G. , Leong , K...

... assumption would be required to produce a definite prediction for mean velocity profile. pipe flow turbulent flow friction factor tripping effect flow measurement friction laminar to turbulent transitions pipe flow turbulence 12 08 2007 19 04 2009 16 06 2009 2009...

... 14 05 2009 flow visualisation laminar flow laminar to turbulent transitions laser Doppler anemometry pipe flow turbulence circular and rectangular ducts flow transition and development Transitional flows either in circular or rectangular ducts are encountered in a variety...

... in parallel flow at zero incidence was studied in a subsonic wind tunnel. Experiments were performed for 15 m/s and 22 m/s. They showed that electric discharges ( ± 8 kV, 1 kHz) acting on a laminar flow tripped the laminar-to-turbulent transition. Moreover, higher applied voltages (up to ± 12 kV, 1 kHz) were...

... to the ideal nozzle shape and are the best choice for comparing measured versus predicted values of the discharge coefficient. calibration curvature measurement flow measurement flow simulation laminar flow laminar to turbulent transitions measurement standards size measurement turbulence...

... 09 2007 04 02 2008 29 04 2008 hysteresis laminar to turbulent transitions pipe flow Laminar-turbulent transition in pipe flows is one of the fundamental problems of fluid dynamics and has been widely studied from experimental, numerical, and theoretical perspectives ( 1 2...

... aerodynamics boundary layer turbulence bubbles flow instability flow separation laminar flow laminar to turbulent transitions laser velocimetry two-phase flow vortices Low-Reynolds-number airfoil aerodynamics is important for both military and civilian applications. These applications include...

... turbulence. It is seen that the fluctuating components of velocity attain isotropic conditions at a smaller axial distance from the nozzle exit than that required for mean velocity components to become self-similar. 22 11 2005 17 05 2007 jets laminar flow laminar to turbulent transitions...

... , M. R. D. , 2005 , “ Measurements in the Transition Region of a Turbine Blade Profile Under Compressible Conditions ,” ASME J. Fluids Eng. 0098-2202 10.1115/1.1881699 , 127 , pp. 400 – 403 . Mayle , R. E. , 1991 , “ The Role of Laminar-Turbulent Transition in Gas Turbine Engines...

... for the regularities in the turbulence spring-up time is proposed. Leutheusser , H. J. , and Lam , K. W. , 1977 , “ Laminar-to-Turbulent Transition in Accelerated Fluid Motion ,” Proc. of 17th Cong. IAHR , Baden-Baden , Germany , Institute for Hydrology and Water Management, Karlsruhe University...

... to turbulent transitions flow instability cooling flow simulation electric motors automotive components engines fans In the design process of new automotive engine cooling fan systems, one increasingly important problem is the interaction of the fan system with a tighter and hotter underhood...

...P. D. Friedman 14 03 2005 01 12 2005 fluid oscillations waves jets laminar to turbulent transitions Jets and fountains with reversing buoyancy occur in numerous natural and man-made situations ( 1 ) including, for example, oxygen jets directed into molten metal...