... 2010 02 12 2010 25 07 2011 25 07 2011 channel flow computational fluid dynamics exhaust systems gas turbines Mach number swirling flow turbulence Diffusers are used in different technical applications for pressure recovery, i.e., for conversion of kinetic energy...

... throughout on both sides of the channel. Moreover, 5–6 grid points lie within y + < 10 , which is sufficient for LES simulations. blades boundary layers channel flow Coriolis force flow simulation heat transfer turbines Modern turbine blades are exposed to increasingly...

... distributions and to show the behavior of heat transfer due to 180 deg bends. 15 10 2008 24 11 2008 14 07 2011 14 07 2011 channel flow heat transfer liquid crystals temperature distribution temperature measurement Transient heat transfer experiments are now commonplace...

... 2010 31 08 2010 01 06 2011 01 06 2011 channel flow fluid dynamics gas turbines heat transfer The applications for gas turbines range from land based power generation to aircraft engines (commercial and military) to the oil and gas industry. Clearly, the efficiency...

... Simulation of Low-Reynolds Number Turbulent Flow in a Rotating Channel ,” J. Fluid Mech. 0022-1120 , 256 , pp. 163 – 197 . 10.1017/S0022112093002757 Piomelli , U. , and Liu , J. H. , 1995 , “ Large-Eddy Simulation of Rotating Channel Flows Using a Localized Dynamic Model ,” Phys...

... aerodynamics cavitation channel flow finite volume methods heat transfer jets Navier-Stokes equations temperature distribution State-of-the-art gas turbine engines are designed to operate at turbine inlet temperatures over 1850 K. Since modern alloys can withstand temperatures up to about 1350 K...

.... Local convection coefficients are the result of both the jet impact, as well as the channel flow produced from the exiting jets. Numerous studies have explored the effects of jet array and channel configurations on both target and jet plate heat transfer coefficients. However, most current studies use...

... channel flow cooling finite volume methods gas turbines heat transfer Navier-Stokes equations turbulence Gas turbines find a broad range of applications, e.g., in land-based power generation in stationary gas turbines as well as in aircraft propulsion. The continuous demand for increased...

... 2009 19 10 2010 19 10 2010 blades channel flow cooling finite volume methods gas turbines mass transfer Navier-Stokes equations turbulence Gas turbines find a broad range of applications, e.g., in land-based power generation in stationary gas turbines as well...

... transfer induced by the Coriolis force generally perceived in a ribbed or smooth channel is less evident in a pin-fin channel. 16 07 2009 05 09 2009 19 10 2010 19 10 2010 blades channel flow Coriolis force gas turbines rotational flow turbulence gas turbine blade...

... 13 07 2009 05 10 2010 05 10 2010 blades channel flow gas turbines heat transfer The applications for gas turbines range from land based power generation to aircraft engines (commercial and military) to the oil and gas industry. Clearly, the efficiency and power...

... to 100,000. 19 08 2008 27 02 2009 02 04 2010 02 04 2010 aerospace components aerospace engines approximation theory channel flow convection cooling design engineering gas turbines hydraulic systems turbulence Gas turbine engines are used in many applications...

... correlations derived, the operating conditions with the worst heat transfer scenarios for this rotating pin-fin channel are identified. 20 08 2008 31 08 2008 21 01 2010 21 01 2010 boundary layer turbulence channel flow heat transfer rotational flow rotor blade cooling pin...

... no additional cross flow was present in the passage. When appropriately aligned, a significant reduction in the stress concentration factor caused by the addition of a hole can be achieved using this design. 09 06 2006 23 03 2009 31 12 2009 31 12 2009 blades channel flow cooling...

... to predict the rotational heat transfer in the equilateral triangular channel. 29 08 2008 21 09 2008 09 07 2009 blades channel flow compressed air systems compressible flow cooling gas turbines Modern gas turbine blades operate at high temperatures to improve efficiency...

... negligible compared with the primary variables such as the suction ratio and extraction angle.o 07 12 2007 31 08 2008 30 06 2009 blades boundary layers channel flow combustion computational fluid dynamics cooling gas turbines heat conduction jet engines thin film devices...

... blades channel flow stators turbines vortices wakes As more demand is placed on gas turbines, it is vital that these engines operate as efficiently as possible. Increasing the thermal efficiency of the engine can be achieved by increasing the temperature of the working gas entering...

... ) . 13 09 2007 25 07 2008 29 01 2009 channel flow convection engines friction gas turbines turbulence Modern high-performance gas turbine engines operate at high entry gas temperature, well above the allowable metal temperature. Therefore, highly efficient cooling...

... curvature exists for which heat transfer is the highest. 25 07 2006 18 09 2006 22 01 2009 blades channel flow coolants ducts heat transfer mass transfer Internal blade cooling involves serpentine passages inside the blade through which coolant air is passed to absorb heat...

... both on the nose and sidewalls; (b) even for an axial to jet mass flow ratio as high as 5, the convective heat transfer coefficient produced by the axial channel flow was less than that of the impinging jet without the presence of the external cross-flow; and (c) the agreement between the numerical...