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Journal Articles

EXPERIMENTS ON TUNED UHBR OPEN-TEST-CASE FAN ECL5/CATANA: PERFORMANCE AND AERODYNAMICS

Accepted Manuscript
Alexandra Schneider, Anne Lise Fiquet, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1216
https://doi.org/10.1115/1.4064231
Published Online: December 7, 2023
View Article titled, EXPERIMENTS ON TUNED UHBR OPEN-TEST-CASE FAN ECL5/CATANA: PERFORMANCE AND AERODYNAMICS
Open the PDF for EXPERIMENTS ON TUNED UHBR OPEN-TEST-CASE FAN ECL5/CATANA: PERFORMANCE AND AERODYNAMICS in another window
Topics: Aerodynamics, Architecture, Blades, Boundary layers, Carbon fibers, Clearances (Engineering), Compressors, Corners (Structural elements), Design, Engineering simulation
Journal Articles

Swirl Enhancement Effect on Turbine Rim Seal Performance

Accepted Manuscript
Mingeun Choi, Bonhan Goo, GeonHwan Cho, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1311
https://doi.org/10.1115/1.4064230
Published Online: December 7, 2023
View Article titled, Swirl Enhancement Effect on Turbine Rim Seal Performance
Open the PDF for Swirl Enhancement Effect on Turbine Rim Seal Performance in another window
Topics: Compressors, Gas turbines, Turbines, Turbochargers, Flow (Dynamics), Wheels, Pressure, Cycles, Sealing (Process), Cavities
Journal Articles

Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows

Accepted Manuscript
Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1239
https://doi.org/10.1115/1.4064086
Published Online: November 17, 2023
View Article titled, Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows
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Topics: Blades, Flow (Dynamics), Large eddy simulation, Turbines, Turbochargers, Wheels, Computational fluid dynamics, Disks, Sealing (Process), Annulus
Journal Articles

The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage

Accepted Manuscript
Lorenzo Pinelli, Giovanni Giannini, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1243
https://doi.org/10.1115/1.4064085
Published Online: November 17, 2023
View Article titled, The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage
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Topics: Design, Entropy, High pressure (Physics), Turbines, Turbochargers, Waves, Emissions, Noise (Sound), Rotors, Combustion chambers
Journal Articles

ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING

Accepted Manuscript
Antonino Federico Torre, Filippo Merli, Lorenzo Da Valle, Marios Patinios, Sergio Lavagnoli, Ludovic Pintat
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1167
https://doi.org/10.1115/1.4064067
Published Online: November 16, 2023
View Article titled, ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING
Open the PDF for ADAPTATION OF VKI'S ISENTROPIC COMPRESSION TUBE FACILITY FOR HIGH-SPEED LOW-PRESSURE TURBINES TESTING in another window
Topics: Cavities, Compression, Pressure, Testing, Turbines, Turbochargers, Design, Flow (Dynamics), Probes, Rotors
Journal Articles

Understanding the Effect of Three-Dimensional Design in Tandem Blade

Amit Kumar, Akshay Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031002.
Paper No: TURBO-23-1222
https://doi.org/10.1115/1.4063924
Published Online: November 16, 2023
View Article titled, Understanding the Effect of Three-Dimensional Design in Tandem Blade
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Topics: Blades, Design, Pressure, Rotors, Vortices, Flow (Dynamics)
Journal Articles

A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design

Nikolas Karefyllidis, Dylan Rubini, Budimir Rosic, Liping Xu, Veli-Matti Purola
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031005.
Paper No: TURBO-23-1235
https://doi.org/10.1115/1.4063928
Published Online: November 16, 2023
View Article titled, A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
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Topics: Design, Flow (Dynamics), Turbomachinery, Blades, Robustness, Turbochargers, Enthalpy, Rotors, High temperature, Cracking (Materials)
Journal Articles

Design of Aerodynamically Balanced Transonic Compressor Rotors

Demetrios Lefas, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021011.
Paper No: TURBO-23-1203
https://doi.org/10.1115/1.4063881
Published Online: November 16, 2023
View Article titled, Design of Aerodynamically Balanced Transonic Compressor Rotors
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Topics: Blades, Design, Rotors, Compressors, Shock (Mechanics), Flow (Dynamics)
Journal Articles

Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021009.
Paper No: TURBO-23-1170
https://doi.org/10.1115/1.4063735
Published Online: November 13, 2023
View Article titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
Open the PDF for Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges in another window
Topics: Gages, Heat transfer, Temperature, Thin films, Wall temperature, Engines, Heat flux, Flow (Dynamics), Nozzle guide vanes, Rotors
Journal Articles

On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021001.
Paper No: TURBO-23-1187
https://doi.org/10.1115/1.4063754
Published Online: October 31, 2023
View Article titled, On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness
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Topics: Cavities, Flow (Dynamics), Paints, Pressure, Rotors, Sealing (Process), Stators, Wheels
Journal Articles

Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021002.
Paper No: TURBO-23-1188
https://doi.org/10.1115/1.4063755
Published Online: October 31, 2023
View Article titled, Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements
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Topics: Carbon dioxide, Cavities, Density, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Stators, Disks, Annulus
Journal Articles

Computational Fluid Dynamics Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine

Thorsten Hansen, Erik Munktell, Georg Scheuerer, Qingyuan Zhuang, Kim Zwiener
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011005.
Paper No: TURBO-23-1168
https://doi.org/10.1115/1.4063516
Published Online: October 25, 2023
View Article titled, Computational Fluid Dynamics Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine
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Topics: Engineering simulation, Pressure, Rotors, Simulation, Stators, Steady state, Turbines, Flow (Dynamics)
Journal Articles

Attenuation of Detrimental Hub Leakage Effects in an Axial Compressor Rotor by Customized Geometrical Design Features

Jannik Petermann, Kevin Schulz, Bernd Becker, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121007.
Paper No: TURBO-23-1154
https://doi.org/10.1115/1.4063508
Published Online: October 19, 2023
View Article titled, Attenuation of Detrimental Hub Leakage Effects in an Axial Compressor Rotor by Customized Geometrical Design Features
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Topics: Compressors, Design, Flow (Dynamics), Geometry, Leakage, Pressure, Rotors, Disks, Blades, Cavities
Journal Articles

Direct Numerical Simulation of a High-Pressure Turbine Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures

Taiyang Wang, Yaomin Zhao, John Leggett, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121009.
Paper No: TURBO-23-1160
https://doi.org/10.1115/1.4063510
Published Online: October 19, 2023
View Article titled, Direct Numerical Simulation of a High-Pressure Turbine Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures
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Topics: Boundary layers, Flow (Dynamics), Turbulence, Wakes, Suction, Blades, Rotors, Turbines
Journal Articles

Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes

Samuele Giannini, Guilherme M. Luz, Philipp von Jeinsen, Mattia Straccia, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121008.
Paper No: TURBO-23-1151
https://doi.org/10.1115/1.4063513
Published Online: October 19, 2023
View Article titled, Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes
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Topics: Compressors, Design, Diffusion (Physics), Flow (Dynamics), Pressure, Rotors, Stators, Blades, Computational fluid dynamics, Airfoils
Journal Articles

NUMERICAL INVESTIGATION OF THE INTERACTION OF A CIRCUMFERENTIAL GROOVE CASING TREATMENT AND NEAR-TIP MODIFICATIONS FOR A HIGHLY-LOADED LOW-SPEED ROTOR UNDER THE INFLUENCE OF DOUBLE LEAKAGE

Accepted Manuscript
Jannik Eckel, Lukas Reisinger, Philipp von Jeinsen, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1211
https://doi.org/10.1115/1.4063756
Published Online: October 12, 2023
View Article titled, NUMERICAL INVESTIGATION OF THE INTERACTION OF A CIRCUMFERENTIAL GROOVE CASING TREATMENT AND NEAR-TIP MODIFICATIONS FOR A HIGHLY-LOADED LOW-SPEED ROTOR UNDER THE INFLUENCE OF DOUBLE LEAKAGE
Open the PDF for NUMERICAL INVESTIGATION OF THE INTERACTION OF A CIRCUMFERENTIAL GROOVE CASING TREATMENT AND NEAR-TIP MODIFICATIONS FOR A HIGHLY-LOADED LOW-SPEED ROTOR UNDER THE INFLUENCE OF DOUBLE LEAKAGE in another window
Topics: Compressors, Leakage, Rotors, Turbochargers, Blades, Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Numerical analysis
Journal Articles

Fluid–Thermal–Structural Analysis of Partial Admission Axial Impulse Turbines With Liquid Jet Impingement Cooling

Hanwei Wang, Kai Luo, Ruoyang Zhi, Kan Qin
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111011.
Paper No: TURBO-23-1039
https://doi.org/10.1115/1.4063410
Published Online: October 4, 2023
View Article titled, Fluid–Thermal–Structural Analysis of Partial Admission Axial Impulse Turbines With Liquid Jet Impingement Cooling
Open the PDF for Fluid–Thermal–Structural Analysis of Partial Admission Axial Impulse Turbines With Liquid Jet Impingement Cooling in another window
Topics: Blades, Cooling, Fluids, Nozzles, Temperature, Turbines, Water, Flow (Dynamics), Stress, Impingement cooling
Journal Articles

Rotating Instabilities in Shrouded Low Pressure Turbine at Design and Off-Design Conditions

Maxime Perini, Nicolas Binder, Yannick Bousquet, Eric Schwartz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111006.
Paper No: TURBO-22-1351
https://doi.org/10.1115/1.4063247
Published Online: October 4, 2023
View Article titled, Rotating Instabilities in Shrouded Low Pressure Turbine at Design and Off-Design Conditions
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Topics: Blades, Cavities, Design, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Simulation
Journal Articles

Robust Design of Herringbone Grooved Journal Bearings Using Multi-Objective Optimization With Artificial Neural Networks

Soheyl Massoudi, Jürg Schiffmann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111010.
Paper No: TURBO-23-1158
https://doi.org/10.1115/1.4063392
Published Online: October 4, 2023
View Article titled, Robust Design of Herringbone Grooved Journal Bearings Using Multi-Objective Optimization With Artificial Neural Networks
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Topics: Artificial neural networks, Bearings, Design, Journal bearings, Manufacturing, Optimization, Pareto optimization, Robustness, Rotors, Clearances (Engineering)
Journal Articles

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111003.
Paper No: TURBO-22-1267
https://doi.org/10.1115/1.4063246
Published Online: September 14, 2023
View Article titled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
Open the PDF for Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine in another window
Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics