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Journal Articles

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051005.
Paper No: TURBO-22-1153
https://doi.org/10.1115/1.4055769
Published Online: November 25, 2022
View Article titled, Unsteady Structure of Compressor Tip Leakage Flows
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Topics: Blades, Flow (Dynamics), Separation (Technology), Simulation, Turbulence, Corners (Structural elements), Compressors, Stators, Bubbles, Suction
Proceedings Papers

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78371
https://doi.org/10.1115/GT2022-78371
View Paper titled, Unsteady Structure of Compressor Tip Leakage Flows
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Topics: Compressors, Leakage flows, Flow (Dynamics), Blades, Corners (Structural elements), Engineering simulation, Simulation, Turbulence, Unsteady flow, Bubbles
Proceedings Papers

AI Assisted High Fidelity Multi-Physics Digital Twin of Industrial Gas Turbines

Senthil Krishnababu, Omar Valero, Roger Wells
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A007, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58925
https://doi.org/10.1115/GT2021-58925
View Paper titled, AI Assisted High Fidelity Multi-Physics Digital Twin of Industrial Gas Turbines
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Topics: Industrial gases, Physics, Turbines, Manufacturing, Compressors, Gas turbines, Maintenance, Teams, Artificial neural networks, Blocks (Building materials)
Proceedings Papers

Squealer Tip Treatment Design for Axial Compressors

Giuseppe Bruni, James Taylor, Senthil Krishnababu, Robert Miller, Roger Wells
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A035, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14906
https://doi.org/10.1115/GT2020-14906
View Paper titled, Squealer Tip Treatment Design for Axial Compressors
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Topics: Compressors, Computational fluid dynamics, Design, Leakage
Journal Articles

Multiscale Parallelized Computational Fluid Dynamics Modeling Toward Resolving Manufacturable Roughness

Marios Kapsis, Li He, Yan Sheng Li, Omar Valero, Roger Wells, Senthil Krishnababu, Gaurav Gupta, Jayanta Kapat, Megan Schaenzer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2020, 142(2): 021001.
Paper No: GTP-19-1570
https://doi.org/10.1115/1.4045481
Published Online: December 12, 2019
View Article titled, Multiscale Parallelized Computational Fluid Dynamics Modeling Toward Resolving Manufacturable Roughness
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Topics: Flow (Dynamics), Surface roughness, Computational fluid dynamics, Modeling, Simulation
Proceedings Papers

Multi-Scale Parallelised CFD Modelling Towards Resolving Manufacturable Roughness

Marios Kapsis, Li He, Yan Sheng Li, Roger Wells, Omar Valero, Senthil Krishnababu, Gaurav Gupta, Jayanta Kapat, Megan Schaenzer
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90314
https://doi.org/10.1115/GT2019-90314
View Paper titled, Multi-Scale Parallelised CFD Modelling Towards Resolving Manufacturable Roughness
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Topics: Computational fluid dynamics, Modeling, Surface roughness, Flow (Dynamics), Resolution (Optics), Design, Additive manufacturing, Finishes, Simulation, Spacetime
Proceedings Papers

Assessment of the Severity of Unsteady Mach Number Effects in a 3-Stage Transonic Compressor

Anthony Dent, Liping Xu, Roger Wells
Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT46A019, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64022
https://doi.org/10.1115/GT2017-64022
View Paper titled, Assessment of the Severity of Unsteady Mach Number Effects in a 3-Stage Transonic Compressor
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Topics: Compressors, Mach number, Engineering simulation, Simulation, Blades, Rotors, Stators, Boundary layers, Computational fluid dynamics, Inlet guide vanes
Journal Articles

FLOvane: A New Approach for High-Pressure Vane Design

Dingxi Wang, Francesco Ornano, Yan Sheng Li, Roger Wells, Christer Hjalmarsson, Lars Hedlund, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061002.
Paper No: TURBO-16-1171
https://doi.org/10.1115/1.4035232
Published Online: February 1, 2017
View Article titled, FLOvane: A New Approach for High-Pressure Vane Design
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Topics: Cooling, Design, Flow (Dynamics), Heat transfer, Pressure, Engines, Temperature
Proceedings Papers

FLOvane: A New Approach for HP Vane Design

Dingxi Wang, Francesco Ornano, Yan Sheng Li, Roger Wells, Christer Hjalmarsson, Lars Hedlund, Thomas Povey
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A023, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57285
https://doi.org/10.1115/GT2016-57285
View Paper titled, FLOvane: A New Approach for HP Vane Design
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Topics: Design, Airfoils, Flow (Dynamics), Optimization, Turbines, Aerodynamics, Aircraft engines, Annulus, Cooling, Cooling systems
Proceedings Papers

Modelling Unsteady Transition Effects in an Axial Compressor

Adam D. Beevers, Joao Amaral-Teixeira, Roger Wells
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 2619-2630, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-51257
https://doi.org/10.1115/GT2008-51257
View Paper titled, Modelling Unsteady Transition Effects in an Axial Compressor
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Topics: Compressors, Modeling, Wakes, Boundary layers, Blades, Fourier series, Inlet guide vanes, Rotors, Stators
Proceedings Papers

Considerations for Using 3D Pneumatic Probes in High Speed Axial Compressors

Simon Coldrick, Paul Ivey, Roger Wells
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 227-234, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30045
https://doi.org/10.1115/GT2002-30045
View Paper titled, Considerations for Using 3D Pneumatic Probes in High Speed Axial Compressors
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Topics: Compressors, Probes, Calibration, Blades, Computational fluid dynamics, Design, Pressure, Rotors, Stators, Steady state
Journal Articles

Considerations for Using 3-D Pneumatic Probes in High-Speed Axial Compressors

Simon Coldrick, Paul Ivey, Roger Wells
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2003, 125(1): 149–154.
https://doi.org/10.1115/1.1515334
Published Online: January 23, 2003
View Article titled, Considerations for Using 3-D Pneumatic Probes in High-Speed Axial Compressors
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Topics: Calibration, Pressure, Probes, Compressors