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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
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Topics: Axial flow, Blades, Compressors, Design, Optimization, Stability, Stators, Turbochargers, Inlet guide vanes, Geometry
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

ASSESSMENT OF THE DDES- γ MODEL FOR THE SIMULATION OF A HIGHLY LOADED TURBINE CASCADE

Accepted Manuscript
Nima Fard Afshar, Felix M. Möller, Stefan Henninger, Dragan Kozulovic, Christian Morsbach, Patrick Bechlars, Peter Jeschke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1219
https://doi.org/10.1115/1.4064079
Published Online: November 17, 2023
View Article titled, ASSESSMENT OF THE DDES- γ MODEL FOR THE SIMULATION OF A HIGHLY LOADED TURBINE CASCADE
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Topics: Cascades (Fluid dynamics), Delay differential equations, Design, Simulation, Turbine blades, Turbines, Turbochargers, Flow (Dynamics), Computational fluid dynamics, Pressure
Journal Articles

Study on Additive Effect of Film Cooling Effectiveness in Two Rows of Fan-Shaped Holes

Chen Li, Baitao An, Jianjun Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021012.
Paper No: TURBO-22-1106
https://doi.org/10.1115/1.4063922
Published Online: November 16, 2023
View Article titled, Study on Additive Effect of Film Cooling Effectiveness in Two Rows of Fan-Shaped Holes
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Topics: Coolants, Film cooling, Flow (Dynamics)
Journal Articles

Experimental Investigations on the Effects of Surface Roughness for Compressor Cascades With Different Roughness Magnitude and Location

Xianjun Yu, Shouyang Zhao, Guangfeng An, Yuhang Xu, Xiaobin Xu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031007.
Paper No: TURBO-22-1111
https://doi.org/10.1115/1.4063973
Published Online: November 16, 2023
View Article titled, Experimental Investigations on the Effects of Surface Roughness for Compressor Cascades With Different Roughness Magnitude and Location
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Topics: Blades, Flow (Dynamics), Pressure, Surface roughness, Compressors, Cascades (Fluid dynamics), Suction, Boundary layers
Journal Articles

Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade

Weibo Zhong, Yangwei Liu, Yumeng Tang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031003.
Paper No: TURBO-23-1220
https://doi.org/10.1115/1.4063926
Published Online: November 16, 2023
View Article titled, Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow (Dynamics), Pressure, Separation (Technology), Unsteady flow, Vortices, Blades, Delay differential equations
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

Aerodynamic and Thermal Field Development of Cooled Transonic HP NGV

Jonas Amend, Roderick Lubbock, Francesco Ornano, Nafiz Chowdhury, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021010.
Paper No: TURBO-23-1048
https://doi.org/10.1115/1.4063879
Published Online: November 16, 2023
View Article titled, Aerodynamic and Thermal Field Development of Cooled Transonic HP NGV
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Topics: Computational fluid dynamics, Flow (Dynamics), Kinetic energy, Nozzle guide vanes, Pressure, Wakes, Whirls, Temperature, Turbulence
Journal Articles

Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines

Acar Celik, Abhijit Mitra, Tapish Agarwal, John Clark, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031001.
Paper No: TURBO-23-1221
https://doi.org/10.1115/1.4063923
Published Online: November 16, 2023
View Article titled, Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines
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Topics: Acoustics, Excitation, Flow (Dynamics), Flow control, Separation (Technology), Airfoils, Vorticity
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

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

The Effects of Channel Supplies on Overall Film-Cooling Effectiveness

Emma M. Veley, Karen A. Thole, David G. Bogard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031006.
Paper No: TURBO-23-1289
https://doi.org/10.1115/1.4063927
Published Online: November 16, 2023
View Article titled, The Effects of Channel Supplies on Overall Film-Cooling Effectiveness
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Topics: Cooling, Film cooling, Flow (Dynamics), Coolants
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Bjoern F. Klose, Patrick Bechlars, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021007.
Paper No: TURBO-23-1165
https://doi.org/10.1115/1.4063511
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects in another window
Topics: Blades, Flow (Dynamics), Pressure, Wakes, Boundary layers, Turbulence, Suction, Reynolds number, Inflow, Generators
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions

Michael Bergmann, Christian Morsbach, Bjoern F. Klose, Graham Ashcroft, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021005.
Paper No: TURBO-23-1166
https://doi.org/10.1115/1.4063734
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions in another window
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Mortar, Pressure, Simulation, Turbulence, Vortices, Large eddy simulation, Wakes, Computational fluid 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

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows

Bjoern F. Klose, Christian Morsbach, Michael Bergmann, Alexander Hergt, Joachim Klinner, Sebastian Grund, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021006.
Paper No: TURBO-23-1169
https://doi.org/10.1115/1.4063827
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows in another window
Topics: Flow (Dynamics), Shock (Mechanics), Cascades (Fluid dynamics), Compressors, Simulation, Turbines, Large eddy simulation
Journal Articles

Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge and Unsteady Wakes

G. Lopes, L. Simonassi, S. Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021008.
Paper No: TURBO-23-1150
https://doi.org/10.1115/1.4063878
Published Online: November 13, 2023
View Article titled, Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge and Unsteady Wakes
Open the PDF for Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge and Unsteady Wakes in another window
Topics: Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Pressure, Blades
Journal Articles

The Application of Fluidic Sealing in Shrouded Gas Turbine Blades

Accepted Manuscript
Filip Wasilczuk, Pawel Flaszynski, Piotr Doerffer, Krzysztof Marugi, Tomasz Borzecki
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Design Innovation Paper
J. Turbomach.
Paper No: TURBO-23-1021
https://doi.org/10.1115/1.4064045
Published Online: November 10, 2023
View Article titled, The Application of Fluidic Sealing in Shrouded Gas Turbine Blades
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Topics: Blades, Gas turbines, Leakage flows, Sealing (Process), Turbochargers, Flow (Dynamics), Computational fluid dynamics, Turbulence, Anisotropy, Cavities