... of T urbomachinery . 26 09 2020 19 01 2021 20 01 2021 24 03 2021 cavity flows purge flow purge-mainstream interaction turbine aerodynamics volumetric velocimetry computational fluid dynamics The term secondary flow refers to the flow of fluid normal...

... of the paper [ 13 ]). As demonstrated before (Fig. 2 , bottom), the tip clearance decreases when switching off either the forward or aft hub cavity flows. The tip gap reduction leads to a radial migration of the rotor upper passage vortex (UPV R , indicated in red, Fig. 3 ), from 80% span...

...; published online May 3, 2018. Editor: Kenneth Hall. 23 11 2017 16 01 2018 Cavity flows Fluid dynamics Impact on cavity leaking flows on performance Heat transfer phenomena Compressor Turbine components Gas turbine engines Leaking flows Turbine inlet temperature...

... . Manuscript received November 20, 2017; final manuscript received January 3, 2018; published online April 30, 2018. Editor: Kenneth Hall. 20 11 2017 03 01 2018 Cavity flows Impact on cavity leaking flows on performance Turbomachinery blading Leaking flows Design Tip leakage...

... Institute (IGTI) of ASME for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received August 22, 2017; final manuscript received October 26, 2017; published online December 20, 2017. Editor: Kenneth Hall. 22 08 2017 26 10 2017 Cavity flows Fluid dynamics Impact on cavity...

... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received September 7, 2017; final manuscript received October 5, 2017; published online October 25, 2017. Editor: Kenneth Hall. 07 09 2017 05 10 2017 Cavity flows Heat...

... Division of ASME for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received August 2, 2017; final manuscript received August 28, 2017; published online October 3, 2017. Editor: Kenneth Hall. 02 08 2017 28 08 2017 Cavity flows Fluid dynamics Heat transfer Impact...

... for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received May 22, 2016; final manuscript received May 2, 2017; published online May 23, 2017. Assoc. Editor: Rolf Sondergaard. 22 05 2016 02 05 2017 Cavity flows Computational fluid dynamics Fan Turbine aerodynamic design...

... of a Centrifugal Compressor Stade at Design Point ,” ASME Paper No. GT2011-45036. 10.1115/GT2011-45036 [6] Guidotti , E. , Naldi , G. , Libero , T. , and Chockalingam , V. , 2012 , “ Cavity Flow Modeling in an Industrial Centrifugal Compressor Stage at Design and Off-Design Conditions...

..., 2016; published online February 7, 2017. Editor: Kenneth Hall. 27 07 2016 06 11 2016 Cavity flows Fluid dynamics Impact on cavity leaking flows on performance Heat transfer phenomena Compressor Turbine components Gas turbine engines Leaking flows Tip leakage, through...

... in the J OURNAL OF T URBOMACHINERY . Manuscript received September 22, 2016; final manuscript received October 20, 2016; published online February 1, 2017. Editor: Kenneth Hall. 22 09 2016 20 10 2016 Cavity flows Computational fluid dynamics Fan Turbomachinery blading Compressor...

...) [ 3 ]. This large tip clearance can also be found in high pressure ratio small core axial compressors. Cavity flows Computational fluid dynamics Fan Impact on cavity leaking flows on performance Turbomachinery blading Turbine aerodynamic design Compressor Leaking flows Design...

... OURNAL OF T URBOMACHINERY . Manuscript received July 3, 2016; final manuscript received August 27, 2016; published online October 4, 2016. Editor: Kenneth Hall. 03 07 2016 27 08 2016 Cavity flows Computational fluid dynamics Fluid dynamics Heat transfer phenomena Compressor...

.... Detailed information can be found in Refs. [ 20 ] and [ 21 ]. In order to complement the time-resolved measurements, unsteady full-annular CFD simulations have been performed in order to provide hub cavity flow field data in regions which have not been resolved by the unsteady flow measurements...

... dynamics Fan Cavity flows Compressor stall Leaking flows Tip clearance flow in axial compressors is a widely studied phenomenon due to its impact on performance and stall/surge margin. Tip clearance size is a dynamic feature, which can increase either temporarily during transient engine...

... 02 2016 10 02 2016 Cavity flows Computational fluid dynamics Heat transfer Film cooling Leaking flows In modern gas turbine engines, air is pressurized in a compressor, mixed with fuel, and ignited in a combustor. This hot, pressurized gas then enters the turbine section...

... the injection of leakage flow plays an indirect role in affecting the loss generation associated with cavity exit flow. The tip shroud cavity flow essentially consists of a system of toroidal vortices, the configuration of which is set by the cavity geometry and changes when subject to unsteady vane–rotor...

... Aeromechanical instabilities Cavity flows Fan Measurement techniques Compressor stall Surge Turbine aerodynamic design Compressor Leaking flows Operability The development of modern high-speed compressors for jet engines and gas turbines has led to two objectives that are difficult to achieve...

...) of ASME for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received March 27, 2015; final manuscript received September 11, 2015; published online October 21, 2015. Assoc. Editor: Kenichiro Takeishi. 27 03 2015 11 09 2015 Cavity flows Computational fluid dynamics Fluid...

... into this group are brush seals, leaf seals, finger seals [ 3 ], Figs. 1( a ) – 1( c ) and possibly the compliant plate seal [ 4 ], Fig. 1( d ) . Cavity flows Leaking flows 29 11 2014 25 08 2015 Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication...