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Proceedings Papers

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A020, June 13–17, 2022
Paper No: GT2022-82039
DOI: https://doi.org/10.1115/GT2022-82039
View Paper titled, Fan Stability Enhancement With Partial Casing Treatments
Click here to open pdf in another window PDF for Fan Stability Enhancement With Partial Casing Treatments
Topics: Stability, Annulus, Rotors, Flow (Dynamics), Compressors, Fans, Stall inception
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022
Paper No: GT2022-82031
DOI: https://doi.org/10.1115/GT2022-82031
View Paper titled, Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
Click here to open pdf in another window PDF for Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet (IPM) Motor Driving Aviation Fans at High Altitude

Yu Ito, Toshinori Watanabe, Naoki Seki, Karin Hirakawa, Tomoya Inoue, Takehiro Himeno
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A004, June 13–17, 2022
Paper No: GT2022-79379
DOI: https://doi.org/10.1115/GT2022-79379
View Paper titled, Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet (IPM) Motor Driving Aviation Fans at High Altitude
Click here to open pdf in another window PDF for Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet (IPM) Motor Driving Aviation Fans at High Altitude
Topics: Aviation, Cooling, Engines, Fans, Motors, Permanent magnets, Propulsion
Proceedings Papers

Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft

E. Geoffrey Engelbrecht, Vasilis G. Gkoutzamanis, Christos P. Nasoulis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A007, June 13–17, 2022
Paper No: GT2022-80894
DOI: https://doi.org/10.1115/GT2022-80894
View Paper titled, Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft
Click here to open pdf in another window PDF for Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft
Topics: Aircraft, Ducts, Fans, Flow (Dynamics)
Proceedings Papers

Upgrades to the Single Stage Axial Compressor and Fan Facility for Low Pressure Ratio and Boundary Layer Ingesting Fan Research

Julia E. Stephens, Chris Hughes
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A027, June 13–17, 2022
Paper No: GT2022-82699
DOI: https://doi.org/10.1115/GT2022-82699
View Paper titled, Upgrades to the Single Stage Axial Compressor and Fan Facility for Low Pressure Ratio and Boundary Layer Ingesting Fan Research
Click here to open pdf in another window PDF for Upgrades to the Single Stage Axial Compressor and Fan Facility for Low Pressure Ratio and Boundary Layer Ingesting Fan Research
Topics: Boundary layers, Compressors, Pressure, Fans, Fuels, Propulsion, Testing, Aircraft engines, Engines, NASA
Proceedings Papers

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

Till M. Biedermann, Youssef Moutamassik, Frank Kameier
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A003, June 13–17, 2022
Paper No: GT2022-79389
DOI: https://doi.org/10.1115/GT2022-79389
View Paper titled, Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective
Click here to open pdf in another window PDF for Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective
Topics: Fans, Impellers, Aerodynamics, Artificial neural networks, Cement plants, Design, Optimization, Papermaking, Pareto optimization, Petrochemicals
Proceedings Papers

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

Carlo Cravero, Gabriele Milanese
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A007, June 13–17, 2022
Paper No: GT2022-81697
DOI: https://doi.org/10.1115/GT2022-81697
View Paper titled, Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles
Click here to open pdf in another window PDF for Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles
Topics: Airfoils, Axial flow, Fans, Flow (Dynamics), Design, Blades, Engineering simulation, Simulation, Cascades (Fluid dynamics), Computational fluid dynamics
Proceedings Papers

Aeroacoustic Interactions of Blade Skew and Leading Edge Serrations Applied to Low-Pressure Axial Fans

Till M. Biedermann, Nils Hintzen, Frank Kameier
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A009, June 13–17, 2022
Paper No: GT2022-82232
DOI: https://doi.org/10.1115/GT2022-82232
View Paper titled, Aeroacoustic Interactions of Blade Skew and Leading Edge Serrations Applied to Low-Pressure Axial Fans
Click here to open pdf in another window PDF for Aeroacoustic Interactions of Blade Skew and Leading Edge Serrations Applied to Low-Pressure Axial Fans
Topics: Blades, Fans, Noise (Sound), Pressure
Proceedings Papers

A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows

Alessandro Vulpio, Stefano Oliani, Alessio Suman, Nicola Zanini, Paolo Saccenti
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A013, June 13–17, 2022
Paper No: GT2022-82862
DOI: https://doi.org/10.1115/GT2022-82862
View Paper titled, A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows
Click here to open pdf in another window PDF for A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows
Topics: Dust, Fans, Flow (Dynamics), Maintenance, Erosion, Machinery, Particulate matter, Wear, Reliability, Blades
Proceedings Papers

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

Massimo Masi, Piero Danieli, Andrea Lazzaretto
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A010, June 13–17, 2022
Paper No: GT2022-82245
DOI: https://doi.org/10.1115/GT2022-82245
View Paper titled, Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio
Click here to open pdf in another window PDF for Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio
Topics: Axial flow, Blades, Design, Fans, Engineering prototypes, Rotors, Pressure, Propellers, Experimental analysis
Proceedings Papers

Numerical Investigation of an Automotive Axial Fan: A Comparison Among Different CFD Software Packages and Experimental Validation

Nicola Aldi, Nicola Casari, Stefano Oliani, Michele Pinelli, Enrico Mollica, Filippo Menichini
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A001, June 13–17, 2022
Paper No: GT2022-78066
DOI: https://doi.org/10.1115/GT2022-78066
View Paper titled, Numerical Investigation of an Automotive Axial Fan: A Comparison Among Different CFD Software Packages and Experimental Validation
Click here to open pdf in another window PDF for Numerical Investigation of an Automotive Axial Fan: A Comparison Among Different CFD Software Packages and Experimental Validation
Topics: Computational fluid dynamics, Computer software, Fans, Flow (Dynamics), Axial flow, Fluid dynamics, Noise (Sound), Vehicles, Air flow, Engineering simulation
Proceedings Papers

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A008, June 13–17, 2022
Paper No: GT2022-82116
DOI: https://doi.org/10.1115/GT2022-82116
View Paper titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Click here to open pdf in another window PDF for Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
Topics: Machine learning, Noise (Sound), Algorithms, Design, Fans, Simulation, Acoustics, Aerodynamic noise, Blades, Density
Proceedings Papers

Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections

Jan Gößling, Joerg R. Seume, Jan Peter Flüh, Nicola Paletta, Torben Eggers, Jens Friedrichs, Nunzio Natale
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A008, June 13–17, 2022
Paper No: GT2022-81777
DOI: https://doi.org/10.1115/GT2022-81777
View Paper titled, Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections
Click here to open pdf in another window PDF for Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections
Topics: Acoustics, Composite materials, Damping, Fans, Reflection, Blades, Engines, Fibers, Rotors, Stiffness
Proceedings Papers

Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A004, June 7–11, 2021
Paper No: GT2021-58937
DOI: https://doi.org/10.1115/GT2021-58937
View Paper titled, Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan
Click here to open pdf in another window PDF for Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan
Topics: Annulus, Design, Dynamics (Mechanics), Fans, Flow (Dynamics), Leakage, Rotors, Stress, Vortices, Waves
Proceedings Papers

A Stochastic Model for Nanoparticle Deposits Growth

Alessio Suman, Alessandro Vulpio, Nicola Casari, Michele Pinelli
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A014, June 7–11, 2021
Paper No: GT2021-59458
DOI: https://doi.org/10.1115/GT2021-59458
View Paper titled, A Stochastic Model for Nanoparticle Deposits Growth
Click here to open pdf in another window PDF for A Stochastic Model for Nanoparticle Deposits Growth
Topics: Nanoparticles, Particulate matter, Adhesion, Aircraft engines, Dust, Engineering systems and industry applications, Fans, Heat exchangers, Photovoltaic panels, Safety
Proceedings Papers

Suppression of Non-Synchronous-Vibration Through Intentional Aerodynamic and Structural Mistuning

Sina Stapelfeldt, Christoph Brandstetter
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A015, June 7–11, 2021
Paper No: GT2021-59659
DOI: https://doi.org/10.1115/GT2021-59659
View Paper titled, Suppression of Non-Synchronous-Vibration Through Intentional Aerodynamic and Structural Mistuning
Click here to open pdf in another window PDF for Suppression of Non-Synchronous-Vibration Through Intentional Aerodynamic and Structural Mistuning
Topics: Vibration, Blades, Compressors, Design, Fans, Locks (Waterways), Safety, Stability
Proceedings Papers

Optimization of a Tip Appendage for the Control of Tip Leakage Vortices in Axial Flow Fans

Thomas O. Meyer, Sybrand J. van der Spuy, Christiaan J. Meyer, Alessandro Corsini
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A007, June 7–11, 2021
Paper No: GT2021-59465
DOI: https://doi.org/10.1115/GT2021-59465
View Paper titled, Optimization of a Tip Appendage for the Control of Tip Leakage Vortices in Axial Flow Fans
Click here to open pdf in another window PDF for Optimization of a Tip Appendage for the Control of Tip Leakage Vortices in Axial Flow Fans
Topics: Axial flow, Fans, Leakage, Optimization, Vortices, Design, Performance characterization, Databases, Experimental design, Geometry
Proceedings Papers

Morphing of Reversible Axial Fan Blade: A FSI-FEM Study

Valerio F. Barnabei, Alessio Castorrini, Alessandro Corsini, Franco Rispoli
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A009, June 7–11, 2021
Paper No: GT2021-59554
DOI: https://doi.org/10.1115/GT2021-59554
View Paper titled, Morphing of Reversible Axial Fan Blade: A FSI-FEM Study
Click here to open pdf in another window PDF for Morphing of Reversible Axial Fan Blade: A FSI-FEM Study
Topics: Blades, Finite element methods, Finite element model, Fluid structure interaction, Design, Flow (Dynamics), Engineering simulation, Fluids, Shapes, Simulation
Proceedings Papers

Fan-Intake Coupling With Conventional and Short Intakes

E. J. Gunn, T. Brandvik, M. J. Wilson
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A003, June 7–11, 2021
Paper No: GT2021-58829
DOI: https://doi.org/10.1115/GT2021-58829
View Paper titled, Fan-Intake Coupling With Conventional and Short Intakes
Click here to open pdf in another window PDF for Fan-Intake Coupling With Conventional and Short Intakes
Topics: Annulus, Boundary layers, Computational fluid dynamics, Design, Diffusion (Physics), Drag (Fluid dynamics), Engineering simulation, Engines, Fans, Flow (Dynamics)
Proceedings Papers

Feasibility Study on the Effect of Blade Inclination for Heavy Duty Centrifugal Fans – Aerodynamic Aspects

Till M. Biedermann, Youssef Moutamassik, Frank Kameier
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A001, June 7–11, 2021
Paper No: GT2021-58505
DOI: https://doi.org/10.1115/GT2021-58505
View Paper titled, Feasibility Study on the Effect of Blade Inclination for Heavy Duty Centrifugal Fans – Aerodynamic Aspects
Click here to open pdf in another window PDF for Feasibility Study on the Effect of Blade Inclination for Heavy Duty Centrifugal Fans – Aerodynamic Aspects
Topics: Blades, Fans, Design, Impellers, Aerodynamics, Computational fluid dynamics, Inflow, Optimization, Stress, Testing