... before this station is hardly influenced by the diffuser vanes, and the diffuser influence is mainly confined to the flow after that radial station. 20 03 2008 05 07 2009 07 09 2010 07 09 2010 computational fluid dynamics Doppler measurement laser velocimetry Navier...

... Doppler measurement flow instability laser velocimetry Navier-Stokes equations pressure transducers shock waves transonic flow turbines wakes To meet the objective of reduced costs and more compactness of turbomachinery, it is advantageous to reduce the number of stages resulting in high...

... for the last survey station. These data will form a challenging test case for numerical code validation. 01 10 2001 01 03 2002 14 01 2008 flow separation wakes vortices boundary layer turbulence blades stators turbomachinery Doppler measurement laser velocimetry The trend...

... region at the impeller inlet. compressors Navier-Stokes equations transonic flow impellers blades shock waves boundary layers vortices flow measurement Doppler measurement laser velocimetry 02 11 2006 06 11 2006 14 01 2008 2008 American Society of Mechanical...

.... A parametric study of the cooling flow behavior illustrates the complex nature of the film flow and how it affects cooling performance. 13 07 2006 02 08 2006 gas turbines engines wind tunnels Doppler measurement laser velocimetry coolants cooling effusion Component cooling...

... transonic flow aerodynamics Doppler measurement laser velocimetry turbulence gas turbines Meridional flow path with measurement positions (indicated with dots) The optical access is realized with two glass windows for LDV measurements downstream and upstream of the second vane row...

... ∕ C ax , RT = 0.853 , relative frame of reference) flow instability turbines rotors laser velocimetry Doppler measurement turbulence nozzles wakes vortices boundary layers flow measurement Low Reynolds number flows have become increasingly important with the new...

.... Strazisar. 13 June 2004 01 October 2003 01 March 2004 09 02 2005 rotational flow confined flow laser velocimetry flow separation flow simulation flow measurement velocity measurement rotors stators There has been steady progress in the field of turbomachinery...

... blades Doppler measurement laser velocimetry nozzles rotors stators boundary layers The unsteady flow in turbomachines is characterized by the interaction between stationary and rotating blade rows and their wakes. The wake flow moves downstream and influences pressure distribution, heat...

..., 2003. Manuscript received by the IGTI December 2002; final revision March 2003. Paper No. 2003-GT-38266. Review Chair: H. R. Simmons. 16 June 2003 01 December 2002 01 March 2003 15 06 2004 transonic flow stators rotors gas turbines shear turbulence laser velocimetry...

... were mainly emphasized on the heat transfer outcome without complementary flow dynamic investigations. The reason is partly that measuring fluid flow in a rotating coolant duct is a challenging. computational fluid dynamics velocity measurement pipe flow laser velocimetry Doppler...

.... This fact motivates the complementary investigations of flow field and pressure distribution in the present study. flow measurement pressure measurement pipe flow blades Doppler measurement laser velocimetry computational fluid dynamics heat transfer friction 01 10 2003 01 03...

.... Manuscript received by the IGTI January 25, 2002. Paper No. 2002-GT-30374. Review Chair: E. Benvenuti. 03 June 2002 25 January 2002 23 04 2003 aerodynamics computational fluid dynamics transonic flow Mach number compressors turbines laser velocimetry Doppler measurement...

.... Paper No. 2002-GT-30382. Review Chair: E. Benvenuti. 03 June 2002 26 October 2001 23 01 2003 compressors confined flow computational fluid dynamics flow instability wakes flow measurement laser velocimetry Trying to attain a better understanding of the mechanisms...

.... Bunker. 01 June 2001 06 March 2002 10 07 2002 gas turbines cooling film flow flow visualisation laser velocimetry heat transfer For the design of cooled gas turbine blades, a detailed knowledge of the physical phenomena in the passage is necessary. Although CFD...

... 2001 gas turbines transonic flow compressors stators laser velocimetry subsonic flow vortices To predict blade row interaction phenomena, design system unsteady aerodynamic analyses generally consider the response of an isolated blade row, with both linearized frequency domain...

... received by the International Gas Turbine Institute January 2000. Associate Editor: T. H. Okiishi. 01 January 2000 compressors centrifuges laser velocimetry flow control rotational flow pressure measurement Figure 6 shows the surge cycle pressure fluctuation measured...