... the design incidence angle, which was shown to have a little influence on surge margin in the present test results. 11 10 2010 12 01 2011 21 07 2011 21 07 2011 blades compressors design engineering impellers Mach number Multistage centrifugal compressors are widely...

... compressors design engineering discs (structures) friction vibrations Bladed disk assemblies in aeroengine compressors are sometimes replaced by bladed disks manufactured as single components, either by welding blades on rotors or by machining entire bladed disks from single pieces of metal...

... , “ On the Multiplicity of Steady Gas Flows Having the Same Streamline Pattern ,” Proc. Natl. Acad. Sci. U.S.A. 0027-8424 , 33 , pp. 137 – 141 . 10.1073/pnas.33.5.137 30 06 2010 01 07 2010 15 07 2011 15 07 2011 aerodynamics blades cooling design engineering hydraulic turbines...

... performance in an environment with leakage flows and associated cavities. 26 11 2008 04 12 2008 14 07 2011 14 07 2011 blades design engineering flow control turbines The implementation of blade lean and other three-dimensional geometrical features to control the flow...

... the optimization results. aerodynamics blades compressors computational fluid dynamics curve fitting design engineering fans genetic algorithms mechanical engineering computing neural nets response surface methodology rotors turbomachinery Aerodynamic design methods for turbomachinery blades...

.... 225 – 232 . 10.1115/1.2841305 07 12 2009 31 05 2010 28 02 2011 28 02 2011 blades design engineering film flow flow measurement heat transfer infrared imaging turbines velocimeters Film cooling of gas turbine stator and rotor airfoil surfaces has played...

... 01 2010 28 02 2011 28 02 2011 blades computational fluid dynamics design engineering gas turbines heat transfer rotors stators transonic flow turbulence Combustion chamber exit mean temperature values have increased considerably to allow higher efficiency...

... computational fluid dynamics design engineering Navier-Stokes equations optimisation plastic flow transonic flow turbines Shape design optimization in aerodynamics is an approach to obtain the geometric shape following the given criteria of aerodynamic performance with both geometric...

... Compressors ,” ASME Paper No. 93-GT-140. 05 08 2009 04 10 2009 12 11 2010 12 11 2010 compressors computational fluid dynamics design engineering gas turbines mechanical engineering computing rotors stators A key method of increasing the cycle efficiency of a gas...

... tools may supply a preliminary quantitative description of all relevant physical phenomena, those set in a wheel space region. computational fluid dynamics confined flow design engineering discs (structures) drag engines flow simulation friction gas turbines heat transfer rotational...

... the experimental data at the rotor exit shows the greatest unsteadiness within the rotor hub passage with the first endwall design. 20 07 2009 21 07 2009 21 10 2010 21 10 2010 blades design engineering discs (structures) jets rotors sealing materials stators turbines vortices...

... location cannot be released for commercial reasons. 20 07 2009 30 07 2009 20 10 2010 20 10 2010 blades compressors design engineering Spikes in the surface pressure distribution often exist at the leading edge of a compressor blade; these are caused by large changes...

... be changed without replacement or modification of the existing compressors. This increases the availability of the compressors, thus effectively minimizing their life cycle costs. blades compressors computational fluid dynamics design engineering diffusion impellers Mach number stators...

... ω angular frequency of an unsteadiness m ̇ mass flow rate π pressure rate Δ s entropy generation rate 08 07 2009 23 07 2009 23 09 2010 23 09 2010 aerodynamics blades damping design engineering elasticity flow...

... region of the design space by randomly selecting one of the unexplored nondominated solutions from the MTM. 10 01 2009 21 07 2009 21 09 2010 21 09 2010 aerodynamics design engineering engines gas turbines principal component analysis Gas turbines are complex...

... , The Jet Engine , Rolls-Royce plc , UK . Cumpsty , N. A. , 1997 , Jet Propulsion , Cambridge University Press , Cambridge, UK . 10 01 2009 21 07 2009 21 09 2010 21 09 2010 aerodynamics compressors design engineering engines gas turbines Gas...

... distribution. Initial, target, and design stator geometry Initial, target, and design stator pressure distributions 28 08 2008 10 02 2009 09 09 2010 09 09 2010 blades computational fluid dynamics design engineering Navier-Stokes equations rotors stators...

... turbomachinery, and these show that it is an excellent tool for preliminary design. 19 08 2008 04 02 2009 07 04 2010 07 04 2010 blades compressors design engineering turbomachinery In most turbomachinery design systems a meridional throughflow calculation is the backbone...

... flow to the forefront and made it a priority for aeroengine research. blades design engineering engines flow measurement flow simulation gas turbines heat transfer turbulence 02 03 2009 16 03 2009 07 04 2010 07 04 2010 All meshes used were generated in ICEM...

.... , 1969 , “ Discharge Coefficients for Thick Plate Orifices With Approach Flow Perpendicular and Inclined to the Orifice Axis ,” NASA Technical Report No. TN D-5467. 26 08 2008 01 03 2009 05 04 2010 05 04 2010 aerospace components aircraft design engineering durability...