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Journal Articles

Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface

Available to Purchase
Jia-Jun Hu, Bai-Tao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061015.
Paper No: TURBO-24-1129
https://doi.org/10.1115/1.4067239
Published Online: December 17, 2024
View Articletitled, Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface
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Topics: Coolants, Diffusion (Physics), Film cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Suction, Turbines, Density, Turbulence
Journal Articles

Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations

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Jia-Jun Hu, Bai-Tao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011003.
Paper No: TURBO-23-1304
https://doi.org/10.1115/1.4066144
Published Online: September 3, 2024
View Articletitled, Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations
Open the PDF for Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations in another window
Topics: Blades, Coolants, Diffusion (Physics), Discharge coefficient, Fans, Film cooling, Flow (Dynamics), Pressure, Rotors, Turbine blades
Journal Articles

Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective

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Till M. Biedermann, Y. Moutamassik, F. Kameier
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081012.
Paper No: TURBO-22-1141
https://doi.org/10.1115/1.4062243
Published Online: May 22, 2023
View Articletitled, Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective
Open the PDF for Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective in another window
Topics: Design, Displacement, Impellers, Pressure, Fans, Optimization, Stress, Flow (Dynamics)
Journal Articles

Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio

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Massimo Masi, Piero Danieli, Andrea Lazzaretto
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081008.
Paper No: TURBO-22-1180
https://doi.org/10.1115/1.4057063
Published Online: April 10, 2023
View Articletitled, Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio
Open the PDF for Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio in another window
Topics: Blades, Design, Engineering prototypes, Fans, Pressure, Propellers, Rotors, Flow (Dynamics), Axial flow
Journal Articles

Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles

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Carlo Cravero, Gabriele Milanese
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031002.
Paper No: TURBO-22-1155
https://doi.org/10.1115/1.4055610
Published Online: October 17, 2022
View Articletitled, Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles
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Topics: Airfoils, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Design, Drag (Fluid dynamics), Fans, Computational fluid dynamics
Journal Articles

Overview of The Best 2020 Axial-Flow Fan Data and Inclusion in Similarity Charts for the Search of the Best Design

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Massimo Masi, Piero Danieli, Andrea Lazzaretto
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091012.
Paper No: TURBO-21-1157
https://doi.org/10.1115/1.4053535
Published Online: March 16, 2022
View Articletitled, Overview of The Best 2020 Axial-Flow Fan Data and Inclusion in Similarity Charts for the Search of the Best Design
Open the PDF for Overview of The Best 2020 Axial-Flow Fan Data and Inclusion in Similarity Charts for the Search of the Best Design in another window
Topics: Axial flow, Design, Fans, Blades, Rotors, Pressure
Journal Articles

Efficiency Scaling: Influence of Reynolds and Mach Numbers on Fan Performance

Open Access
Peter F. Pelz, Sebastian Saul, Johannes Brötz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061001.
Paper No: TURBO-20-1106
https://doi.org/10.1115/1.4053172
Published Online: January 28, 2022
View Articletitled, Efficiency Scaling: Influence of Reynolds and Mach Numbers on Fan Performance
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Topics: Fans, Flow (Dynamics), Friction, Mach number, Pressure, Reynolds number, Machinery, Impellers, Surface roughness
Journal Articles

Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: An Experimental Investigation

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Johannes P. Pretorius, Johan A. Erasmus
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031001.
Paper No: TURBO-21-1152
https://doi.org/10.1115/1.4052234
Published Online: September 29, 2021
View Articletitled, Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: An Experimental Investigation
Open the PDF for Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: An Experimental Investigation in another window
Topics: Axial flow, Blades, Clearances (Engineering), Flow (Dynamics), Pressure, Test facilities, Testing, Wake turbulence, Condensers (steam plant), Design
Journal Articles

The Effect of Blade Count on Body Force Model Performance for Axial Fans

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Palak Saini, Jeffrey Defoe
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071011.
Paper No: TURBO-20-1291
https://doi.org/10.1115/1.4050388
Published Online: April 19, 2021
View Articletitled, The Effect of Blade Count on Body Force Model Performance for Axial Fans
Open the PDF for The Effect of Blade Count on Body Force Model Performance for Axial Fans in another window
Topics: Blades, Flow (Dynamics), Fans, Simulation, Inflow
Journal Articles

Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans

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Piero Danieli, Massimo Masi, Giovanni Delibra, Alessandro Corsini, Andrea Lazzaretto
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071005.
Paper No: TURBO-20-1338
https://doi.org/10.1115/1.4050445
Published Online: April 9, 2021
View Articletitled, Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans
Open the PDF for Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans in another window
Topics: Computational fluid dynamics, Rotors, Turbulence, Fans, Density
Journal Articles

Aerodynamics of Boundary Layer Ingesting Fuselage Fans

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Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041007.
Paper No: TURBO-20-1082
https://doi.org/10.1115/1.4049918
Published Online: March 22, 2021
View Articletitled, Aerodynamics of Boundary Layer Ingesting Fuselage Fans
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Topics: Aerodynamics, Blades, Boundary layers, Design, Fans, Flow (Dynamics), Pressure, Rotors, Inflow
Journal Articles

Development, Validation, and Application of an Optimization Scheme for Impellers of Centrifugal Fans Using Computational Fluid Dynamics-Trained Metamodels

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Konrad Bamberger, Thomas Carolus, Julian Belz, Oliver Nelles
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2020, 142(11): 111005.
Paper No: TURBO-19-1037
https://doi.org/10.1115/1.4048022
Published Online: October 15, 2020
View Articletitled, Development, Validation, and Application of an Optimization Scheme for Impellers of Centrifugal Fans Using Computational Fluid Dynamics-Trained Metamodels
Open the PDF for Development, Validation, and Application of an Optimization Scheme for Impellers of Centrifugal Fans Using Computational Fluid Dynamics-Trained Metamodels in another window
Topics: Computational fluid dynamics, Design, Fans, Impellers, Optimization, Optimization algorithms
Journal Articles

Reverse Thrust Aerodynamics of Variable Pitch Fans

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Tim S. Williams, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2019, 141(8): 081008.
Paper No: TURBO-19-1005
https://doi.org/10.1115/1.4043139
Published Online: March 28, 2019
View Articletitled, Reverse Thrust Aerodynamics of Variable Pitch Fans
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Topics: Flow (Dynamics), Pressure, Rotors, Thrust, Blades, Fans, Mach number
Journal Articles

Stall Inception in Low-Pressure Ratio Fans

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S. Kim, G. Pullan, C. A. Hall, R. P. Grewe, M. J. Wilson, E. Gunn
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2019, 141(7): 071005.
Paper No: TURBO-19-1010
https://doi.org/10.1115/1.4042731
Published Online: February 22, 2019
View Articletitled, Stall Inception in Low-Pressure Ratio Fans
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Topics: Computation, Fans, Flow (Dynamics), Pressure, Stall inception, Design
Journal Articles

Generic Properties of Flows in Low-Speed Axial Fans Operating at Load-Controlled Windmill

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Aurélie Ortolan, Suk-Kee Courty-Audren, Massyl Lagha, Nicolas Binder, Xavier Carbonneau, Florent Challas
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2018, 140(8): 081002.
Paper No: TURBO-18-1006
https://doi.org/10.1115/1.4040678
Published Online: July 24, 2018
View Articletitled, Generic Properties of Flows in Low-Speed Axial Fans Operating at Load-Controlled Windmill
Open the PDF for Generic Properties of Flows in Low-Speed Axial Fans Operating at Load-Controlled Windmill in another window
Topics: Blades, Compressors, Fans, Flow (Dynamics), Machinery, Rotors, Stress, Turbines
Journal Articles

Affordable Uncertainty Quantification for Industrial Problems: Application to Aero-Engine Fans

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Tiziano Ghisu, Shahrokh Shahpar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2018, 140(6): 061005.
Paper No: TURBO-17-1198
https://doi.org/10.1115/1.4038982
Published Online: April 27, 2018
View Articletitled, Affordable Uncertainty Quantification for Industrial Problems: Application to Aero-Engine Fans
Open the PDF for Affordable Uncertainty Quantification for Industrial Problems: Application to Aero-Engine Fans in another window
Topics: Blades, Design, Geometry, Polynomials, Pressure, Uncertainty, Uncertainty quantification, Fans, Chaos, Flow (Dynamics)
Journal Articles

Validation of a Numerical Model for Predicting Stalled Flows in a Low-Speed Fan—Part I: Modification of Spalart–Allmaras Turbulence Model

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Kuen-Bae Lee, Mark Wilson, Mehdi Vahdati
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2018, 140(5): 051008.
Paper No: TURBO-17-1114
https://doi.org/10.1115/1.4039051
Published Online: April 16, 2018
View Articletitled, Validation of a Numerical Model for Predicting Stalled Flows in a Low-Speed Fan—Part I: Modification of Spalart–Allmaras Turbulence Model
Open the PDF for Validation of a Numerical Model for Predicting Stalled Flows in a Low-Speed Fan—Part I: Modification of Spalart–Allmaras Turbulence Model in another window
Topics: Flow (Dynamics), Rotors, Turbulence, Pressure, Fans, Computer simulation
Journal Articles

Development, Application, and Validation of a Quick Optimization Method for the Class of Axial Fans

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Konrad Bamberger, Thomas Carolus
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2017, 139(11): 111001.
Paper No: TURBO-16-1096
https://doi.org/10.1115/1.4036764
Published Online: July 6, 2017
View Articletitled, Development, Application, and Validation of a Quick Optimization Method for the Class of Axial Fans
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Topics: Computational fluid dynamics, Design, Fans, Flow (Dynamics), Impellers, Optimization
Journal Articles

Experimental and Numerical Flow Analysis of Low-Speed Fans at Highly Loaded Windmilling Conditions

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Aurélie Ortolan, Suk-Kee Courty-Audren, Nicolas Binder, Xavier Carbonneau, Nicolás García Rosa, Florent Challas
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2017, 139(7): 071009.
Paper No: TURBO-16-1202
https://doi.org/10.1115/1.4035656
Published Online: March 7, 2017
View Articletitled, Experimental and Numerical Flow Analysis of Low-Speed Fans at Highly Loaded Windmilling Conditions
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Topics: Flow (Dynamics), Rotors, Stators, Topology, Fans, Turbines
Journal Articles

Loss and Deviation in Windmilling Fans

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Ewan J. Gunn, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2016, 138(10): 101002.
Paper No: TURBO-15-1168
https://doi.org/10.1115/1.4033163
Published Online: April 26, 2016
View Articletitled, Loss and Deviation in Windmilling Fans
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Topics: Computational fluid dynamics, Design, Engines, Fans, Flow (Dynamics), Pressure, Rotors, Stators, Blades