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Journal Articles

A Data-Centric Approach to Loss Mechanisms

Accepted Manuscript
Alistair C. Senior, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1233
https://doi.org/10.1115/1.4064167
Published Online: November 30, 2023
View Article titled, A Data-Centric Approach to Loss Mechanisms
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Topics: Compressors, Design, Flow (Dynamics), Machine learning, Physics, Turbines, Turbochargers, Turbomachinery
Journal Articles

The Effect of Upstream Unsteadiness on the Unstarting of a Supersonic Inlet Turbine

Accepted Manuscript
Noraiz Mushtaq, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1248
https://doi.org/10.1115/1.4064135
Published Online: November 23, 2023
View Article titled, The Effect of Upstream Unsteadiness on the Unstarting of a Supersonic Inlet Turbine
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Topics: Computational fluid dynamics, Design, Turbines, Turbochargers
Journal Articles

Improved spatiotemporal distributions of sweeping jet film cooling with a shaped exit design

Accepted Manuscript
Kechen Wang, Wenwu Zhou, Xin Wen, Di Peng, YingZheng Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1045
https://doi.org/10.1115/1.4064078
Published Online: November 17, 2023
View Article titled, Improved spatiotemporal distributions of sweeping jet film cooling with a shaped exit design
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Topics: Design, Film cooling, Spatiotemporal phenomena, Turbochargers
Journal Articles

Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multi-stage Axial Flow Compressor at Variable Speeds

Accepted Manuscript
Xiawen Zhang, Yaping Ju, Zhen Li, Feng Liu, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1065
https://doi.org/10.1115/1.4064080
Published Online: November 17, 2023
View Article titled, Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multi-stage Axial Flow Compressor at Variable Speeds
Open the PDF for Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multi-stage Axial Flow Compressor at Variable Speeds in another window
Topics: Axial flow, Blades, Compressors, Design, Optimization, Stability, Stators, Turbochargers, Inlet guide vanes, Geometry
Journal Articles

Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine

Accepted Manuscript
Apostolos Spanellis, Paul Denman, Ian Mariah, A Duncan Walker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1181
https://doi.org/10.1115/1.4064084
Published Online: November 17, 2023
View Article titled, Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine
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Topics: Aerodynamics, Compressors, Design, Engines, Pressure, Turbochargers, Turbofans
Journal Articles

A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor

Accepted Manuscript
Hideaki Tamaki, Satoshi Yamaguchi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1226
https://doi.org/10.1115/1.4064083
Published Online: November 17, 2023
View Article titled, A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor
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Topics: Compressors, Design, Diffusers, Geometry, Turbochargers
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

Multi-Objective Numerical Optimization of Radial Turbines

Christopher Fuhrer, Nikola Kovachev, Damian M. Vogt, Ganesh Raja Mahalingam, Stuart Mann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031004.
Paper No: TURBO-23-1227
https://doi.org/10.1115/1.4063929
Published Online: November 16, 2023
View Article titled, Multi-Objective Numerical Optimization of Radial Turbines
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Topics: Computational fluid dynamics, Geometry, Optimization, Turbines, Design, Wheels, Durability, Turbochargers
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

Tail-Integrated Boundary Layer Ingesting Propulsion Systems for Turbo-Electric Aircraft

Zhibo Chen, Marshall C. Galbraith, Zoltán S. Spakovszky, Edward M. Greitzer, Jayant S. Sabnis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021004.
Paper No: TURBO-23-1234
https://doi.org/10.1115/1.4063930
Published Online: November 8, 2023
View Article titled, Tail-Integrated Boundary Layer Ingesting Propulsion Systems for Turbo-Electric Aircraft
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Topics: Aircraft, Boundary layers, Design, Flow (Dynamics), Nozzles, Propulsion systems, Mach number
Journal Articles

Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part II: the effect of roughness on the performance of a high-pressure turbine blade

Accepted Manuscript
Massimiliano Nardini, Thomas Jelly, Melissa Kozul, Richard Sandberg, Paul Vitt, Greg Sluyter
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1225
https://doi.org/10.1115/1.4063974
Published Online: November 2, 2023
View Article titled, Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part II: the effect of roughness on the performance of a high-pressure turbine blade
Open the PDF for Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part II: the effect of roughness on the performance of a high-pressure turbine blade in another window
Topics: Computer simulation, High pressure (Physics), Surface roughness, Turbine blades, Turbochargers, Turbulence, Blades, Flow (Dynamics), Computational fluid dynamics, Engines
Journal Articles

Effects of Manufacturing Tolerances on Double-Wall Effusion Cooling

Michael van de Noort, Peter T. Ireland, Janendra C. Telisinghe
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011009.
Paper No: TURBO-23-1129
https://doi.org/10.1115/1.4063731
Published Online: October 31, 2023
View Article titled, Effects of Manufacturing Tolerances on Double-Wall Effusion Cooling
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Topics: Coolants, Cooling, Design, Flow (Dynamics), Manufacturing, Optimization, Temperature, Geometry, Metals
Journal Articles

Active Fluidic Control of a Nozzle Guide Vane Throat

Alexander Spens, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011004.
Paper No: TURBO-23-1180
https://doi.org/10.1115/1.4063677
Published Online: October 19, 2023
View Article titled, Active Fluidic Control of a Nozzle Guide Vane Throat
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Topics: Alkaline fuel cells, Flow (Dynamics), Nozzle guide vanes, Nozzles, Pressure, Mach number, Design, Actuators, Turbines
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

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

Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part I: methodology and challenges

Accepted Manuscript
Massimiliano Nardini, Melissa Kozul, Thomas Jelly, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1172
https://doi.org/10.1115/1.4063753
Published Online: October 12, 2023
View Article titled, Direct Numerical Simulation of transitional and turbulent flows over multi-scale surface roughness - Part I: methodology and challenges
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Topics: Computer simulation, Surface roughness, Turbines, Turbochargers, Turbulence, Blades, Computational fluid dynamics, Geometry, High pressure (Physics), Simulation
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