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Journal Articles

Turbine Endwall Contouring Through Advanced Optimization Techniques

M. Burigana, T. Verstraete, S. Lavagnoli

J. Turbomach. August 2023, 145(8): 081011.

Paper No: TURBO-22-1259

DOI: https://doi.org/10.1115/1.4062211

Published Online: April 12, 2023

... Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 17 08 2022 22 03 2023 22 03 2023 12 04 2023 cavity and leaking flows purge flows turbine aerodynamic design shape optimization endwall contouring turbomachinery design Non...

View Article titled, Turbine Endwall Contouring Through Advanced Optimization Techniques

Topics: Blades, B-splines, Design, Flow (Dynamics), Geometry, Optimization, Parametrization, Rotors, Turbines, High pressure (Physics)

Journal Articles

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Jin Woo Lee, Wing F. Ng, Hongzhou Xu, Michael Fox, Jun Li

J. Turbomach. August 2023, 145(8): 081006.

Paper No: TURBO-22-1050

DOI: https://doi.org/10.1115/1.4062180

Published Online: April 3, 2023

... Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 09 03 2022 08 03 2023 09 03 2023 03 04 2023 cavity and leaking flows experimental film cooling computational fluid dynamics (CFD) heat transfer and film cooling When NGVs...

View Article titled, Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Topics: Cavities, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Suction

Journal Articles

Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance

Cedric Babin, Xavier Ottavy, Fabrizio Fontaneto

J. Turbomach. May 2023, 145(5): 051016.

Paper No: TURBO-22-1321

DOI: https://doi.org/10.1115/1.4056698

Published Online: March 2, 2023

...-lyon.fr Email: fabrizio.fontaneto@vki.ac 02 11 2022 12 01 2023 12 01 2023 02 03 2023 cavity and leaking flows compressor and turbine aerodynamic design impact on cavity leaking flows on performance turbomachinery blading design In axial compressor stages...

View Article titled, Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance

Topics: Cavities, Compressors, Flow (Dynamics), Leakage, Leakage flows, Stators, Cavity flows, Design, Temperature

Journal Articles

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Bogdan C. Cernat, Jorge Pinho, Mizuki Okada, Sergio Lavagnoli

J. Turbomach. July 2023, 145(7): 071014.

Paper No: TURBO-22-1331

DOI: https://doi.org/10.1115/1.4056776

Published Online: March 2, 2023

... and leaking flows fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine engines heat transfer and film cooling impact on cavity leaking flows on performance measurement techniques turbine blade and measurement advancements The aerothermal performance...

View Article titled, Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Reynolds-averaged Navier–Stokes equations, Heat transfer, Design, Cavities, Heat flux

Journal Articles

Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips

Anmol Garg, Nagabhushana Rao Vadlamani, Balaji Srinivasan

J. Turbomach. July 2023, 145(7): 071009.

Paper No: TURBO-22-1134

DOI: https://doi.org/10.1115/1.4056712

Published Online: February 10, 2023

... urbomachinery . 07 07 2022 13 01 2023 13 01 2023 10 02 2023 cavity and leaking flows computational fluid dynamics (CFD) high pressure turbine winglets squealers flow control In unshrouded axial flow high-pressure turbines, tip clearance is provided between the blade...

View Article titled, Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips

Topics: Blades, Cavities, Flow (Dynamics), Pressure, Design, Leakage, Vortices, Leakage flows, High pressure (Physics)

Journal Articles

Nonlinear Flutter Analysis of Labyrinth Seals

Roque Corral, Michele Greco, Luis Matabuena

J. Turbomach. July 2023, 145(7): 071007.

Paper No: TURBO-22-1326

DOI: https://doi.org/10.1115/1.4056701

Published Online: February 10, 2023

... 01 2023 11 01 2023 10 02 2023 aeromechanical instabilities cavity and leaking flows The first pioneering studies conducted by Alford showed that seals are also a source of aeroelastic instabilities [ 2 – 4 ]. Afterward, Lewis et al. [ 5 ] conducted experimental analysis...

View Article titled, Nonlinear Flutter Analysis of Labyrinth Seals

Topics: Cavities, Clearances (Engineering), Cycles, Flutter (Aerodynamics), Pressure, Stability, Vibration, Flow (Dynamics), Torsion

Journal Articles

On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor

Lee Gibson, Stephen Spence, Charles Stuart, Andre Starke, Sung In Kim

J. Turbomach. July 2023, 145(7): 071006.

Paper No: TURBO-22-1334

DOI: https://doi.org/10.1115/1.4056714

Published Online: February 10, 2023

... 2023 cavity and leaking flows centrifugal compressors and pumps compressor stall surge and operability computational fluid dynamics (CFD) impact on cavity leaking flows on performance Centrifugal compressors have received widespread use in many industrial sectors, for example...

View Article titled, On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor

Topics: Clearances (Engineering), Compressors, Computational fluid dynamics, Diffusers, Flow (Dynamics), Geometry, Pressure, Surges, Stability

Journal Articles

Aerodynamic Performance and Leakage Flow in Turbine Cascades With Sweeping Jet Actuators

Shaowen Chen, Weihang Li, Pengcheng Yang, Yueqi Liu

J. Turbomach. June 2023, 145(6): 061015.

Paper No: TURBO-22-1232

DOI: https://doi.org/10.1115/1.4056579

Published Online: January 30, 2023

...@stu.hit.edu.cn 09 08 2022 16 12 2022 19 12 2022 30 01 2023 tip leakage flow aerodynamic performance turbine cascade sweeping jet actuator flow separation cavity and leaking flows fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine...

View Article titled, Aerodynamic Performance and Leakage Flow in Turbine Cascades With Sweeping Jet Actuators

Topics: Actuators, Blades, Cascades (Fluid dynamics), Clearances (Engineering), Flow (Dynamics), Leakage flows, Turbines, Pressure, Flow control

Journal Articles

Experimental and Numerical Investigation of High Load Turbine Blade Tip Cavity Structures

Yingjie Chen, Dengyu Jiang, Zhengshuai Du, Songtao Wang

J. Turbomach. June 2023, 145(6): 061008.

Paper No: TURBO-22-1112

DOI: https://doi.org/10.1115/1.4056512

Published Online: January 9, 2023

...: earc_wangst@163.com Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 23 06 2022 13 12 2022 14 12 2022 09 01 2023 cavity and leaking flows computational fluid dynamics impact on cavity leaking flows...

View Article titled, Experimental and Numerical Investigation of High Load Turbine Blade Tip Cavity Structures

Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Flow visualization, Leakage, Leakage flows, Pressure, Suction, Vortices

Journal Articles

Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring

Lukas Schäflein, Johannes Janssen, Henri Brandies, Peter Jeschke, Stephan Behre

J. Turbomach. June 2023, 145(6): 061004.

Paper No: TURBO-22-1166

DOI: https://doi.org/10.1115/1.4056238

Published Online: December 6, 2022

... in the J ournal of T urbomachinery . 15 07 2022 26 08 2022 29 08 2022 06 12 2022 cavity and leaking flows computational fluid dynamics (CFD) impact on cavity leaking flows on performance Forschungsvereinigung Verbrennungskraftmaschinen 10.13039/501100003162...

View Article titled, Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring

Topics: Flow (Dynamics), Rotors, Turbines, Stators, Probes

Journal Articles

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron

J. Turbomach. May 2023, 145(5): 051013.

Paper No: TURBO-22-1034

DOI: https://doi.org/10.1115/1.4056087

Published Online: December 6, 2022

... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 11 02 2022 30 09 2022 30 09 2022 06 12 2022 cavity and leaking flows computational fluid dynamics (CFD) turbine aerodynamic design impact on cavity leaking flows...

View Article titled, Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Topics: Blades, Design, Flow (Dynamics), Optimization, Rotors, Turbines, Vortices, Computational fluid dynamics, Cavities, Stress

Journal Articles

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells

J. Turbomach. May 2023, 145(5): 051005.

Paper No: TURBO-22-1153

DOI: https://doi.org/10.1115/1.4055769

Published Online: November 25, 2022

... gap g = 3.2%c. 14 07 2022 18 08 2022 31 08 2022 25 11 2022 cavity and leaking flows computational fluid dynamics (CFD) DNS compressor Engineering and Physical Sciences Research Council 10.13039/501100000266 NMZC874 Tip flows are a significant...

View Article titled, Unsteady Structure of Compressor Tip Leakage Flows

Topics: Blades, Flow (Dynamics), Separation (Technology), Simulation, Turbulence, Corners (Structural elements), Compressors, Stators, Bubbles, Suction

Journal Articles

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Karen A. Thole, Reid A. Berdanier, Christopher Robak

J. Turbomach. March 2023, 145(3): 031014.

Paper No: TURBO-22-1240

DOI: https://doi.org/10.1115/1.4055748

Published Online: November 3, 2022

... for publication in the J ournal of T urbomachinery . 09 08 2022 15 09 2022 15 09 2022 03 11 2022 cavity and leaking flows impact on cavity leaking flows on performance measurement techniques U.S. Department of Energy 10.13039/100000015 DE-FE0025011 Figure...

View Article titled, Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Topics: Cavities, Flow (Dynamics), Transients (Dynamics), Temperature, Pressure, Turbines, Wheels

Journal Articles

Plume Model for Buoyancy-Induced Flow and Heat Transfer in Closed Rotating Cavities

Hui Tang, J. Michael Owen

J. Turbomach. January 2023, 145(1): 011005.

Paper No: TURBO-22-1169

DOI: https://doi.org/10.1115/1.4055449

Published Online: October 7, 2022

... urbomachinery . 17 07 2022 25 08 2022 25 08 2022 07 10 2022 cavity and leaking flows fluid dynamics and heat transfer phenomena in compressor and turbine components of gas-turbine engines rotating cavity Engineering and Physical Sciences Research Council 10.13039...

View Article titled, Plume Model for Buoyancy-Induced Flow and Heat Transfer in Closed Rotating Cavities

Topics: Cavities, Disks, Flow (Dynamics), Plumes (Fluid dynamics), Temperature, Heat transfer, Fluids, Pressure, Buoyancy

Journal Articles

Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Gary D. Lock, Richard W. Jackson, Mikolaj Pernak, Oliver J. Pountney, Carl M. Sangan, J. Michael Owen, Hui Tang, James A. Scobie

J. Turbomach. January 2023, 145(1): 011008.

Paper No: TURBO-22-1170

DOI: https://doi.org/10.1115/1.4055448

Published Online: October 7, 2022

...: j.a.scobie@bath.ac.uk Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 17 07 2022 25 08 2022 25 08 2022 07 10 2022 cavity and leaking flows fluid dynamics and heat transfer phenomena in compressor...

View Article titled, Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Topics: Buoyancy, Cavities, Compressors, Disks, Flow (Dynamics), Heat transfer, Temperature, Heat flux, Fluids, Heat conduction

Journal Articles

Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals

Iván Monge-Concepción, Michael D. Barringer, Reid A. Berdanier, Karen A. Thole, Christopher Robak

J. Turbomach. January 2023, 145(1): 011006.

Paper No: TURBO-22-1187

DOI: https://doi.org/10.1115/1.4055445

Published Online: October 7, 2022

.... , Chew , J. W. , and Scanlon , T. , 2011 , “ Large-Eddy Simulation of Rim Seal Ingestion ,” Proc. Inst. Mech. Eng. Part C J. Mech. Eng. Sci. , 225 ( 12 ), pp. 2881 – 2891 . 10.1177/0954406211409285 cavity and leaking flows fluid dynamics and heat transfer phenomena in compressor...

View Article titled, Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals

Topics: Cavities, Flow (Dynamics), Turbines, Cooling, Gases, Sealing (Process)

Journal Articles

Influence of Vane Trailing Edge Flow on the Formation of Cavity Cells and Rim Sealing

Iván Monge-Concepción, Shawn Siroka, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole, Christopher Robak

J. Turbomach. June 2022, 144(6): 061014.

Paper No: TURBO-21-1294

DOI: https://doi.org/10.1115/1.4054281

Published Online: May 10, 2022

..., this parameter has surpassed the softening temperature of the turbine components [ 2 ] creating durability challenges in the downstream parts. Office of Fossil Energy 10.13039/100006120 DE-FE0025011 cavity and leaking flows fluid dynamics and heat transfer phenomena in compressor...

View Article titled, Influence of Vane Trailing Edge Flow on the Formation of Cavity Cells and Rim Sealing

Topics: Cavities, Flow (Dynamics), Pressure, Sealing (Process), Turbines, Cooling, Temperature

Journal Articles

Exploring Topology Optimization for High Pressure Turbine Blade Tips

Luka Vincekovic, Alistair John, Ning Qin, Shahrokh Shahpar

J. Turbomach. July 2022, 144(7): 071013.

Paper No: TURBO-21-1167

DOI: https://doi.org/10.1115/1.4053917

Published Online: March 16, 2022

...) of ASME for publication in the J ournal of T urbomachinery . 15 07 2021 24 01 2022 24 01 2022 16 03 2022 aerodynamic topology optimization high-pressure turbine tip leakage flow cavity and leaking flows fan compressor and turbine aerodynamic design turbomachinery...

View Article titled, Exploring Topology Optimization for High Pressure Turbine Blade Tips

Topics: Blades, Design, Optimization, Topology, High pressure (Physics), Turbines, Pressure, Flow (Dynamics), Parametrization

Journal Articles

Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage

Dario Barsi, Davide Lengani, Daniele Simoni, Giulio Venturino, Francesco Bertini, Matteo Giovannini, Filippo Rubechini

J. Turbomach. September 2022, 144(9): 091004.

Paper No: TURBO-22-1013

DOI: https://doi.org/10.1115/1.4053745

Published Online: March 4, 2022

...@morfodesign.it Email: filippo.rubechini@morfodesign.it Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 17 01 2022 27 01 2022 27 01 2022 04 03 2022 cavity and leaking flows computational fluid...

View Article titled, Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage

Topics: Cavities, Flow (Dynamics), Pressure, Turbines, Cavity flows

Journal Articles

Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation

Roque Corral, Michele Greco, Almudena Vega

J. Turbomach. July 2022, 144(7): 071010.

Paper No: TURBO-21-1238

DOI: https://doi.org/10.1115/1.4053290

Published Online: March 2, 2022

... instabilities cavity and leaking flows computational fluid dynamics (CFD) Labyrinth seals are the most commonly used seal type in both gas and steam turbines due to their reliability to control leakage flows. They are made of non-contacting components consisting of a series of cavities connected...

View Article titled, Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation

Topics: Cavities, Kinetic energy, Pressure, Stability, Clearances (Engineering), Simulation, Flutter (Aerodynamics), Flow (Dynamics), Discharge coefficient, Computational fluid dynamics

Journal citation

NARROW

Manuscript

Turbine Endwall Contouring Through Advanced Optimization Techniques

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips

Nonlinear Flutter Analysis of Labyrinth Seals

On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor

Aerodynamic Performance and Leakage Flow in Turbine Cascades With Sweeping Jet Actuators

Experimental and Numerical Investigation of High Load Turbine Blade Tip Cavity Structures

Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Unsteady Structure of Compressor Tip Leakage Flows

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Plume Model for Buoyancy-Induced Flow and Heat Transfer in Closed Rotating Cavities

Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals

Influence of Vane Trailing Edge Flow on the Formation of Cavity Cells and Rim Sealing

Exploring Topology Optimization for High Pressure Turbine Blade Tips

Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage

Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation

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