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Proceedings Papers

On the Influence of Stator-Rotor Radial Gap Size on the Fluid-Dynamic Performance of Mini-ORC Supersonic Turbines

Alessandro Cappiello, Matteo Majer, Raffaele Tuccillo, Matteo Pini
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A015, June 13–17, 2022
Paper No: GT2022-83309
DOI: https://doi.org/10.1115/GT2022-83309
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Topics: Fluids, Organic Rankine cycle, Rotors, Stators, Turbines, Flow (Dynamics), High temperature, Inflow, Machinery, Computation
Proceedings Papers

Design Optimization of Blade Tip in Subsonic and Transonic Turbine Stages - Part II: Flow Physics and Augmented Aerothermal Integral Objective Function

Penghao Duan, Li He
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A023, June 13–17, 2022
Paper No: GT2022-83467
DOI: https://doi.org/10.1115/GT2022-83467
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Topics: Blades, Design, Flow (Dynamics), Optimization, Physics, Turbines, Cavities, Heat transfer, Vortices, Platform supply vessels
Proceedings Papers

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A033, June 7–11, 2021
Paper No: GT2021-59495
DOI: https://doi.org/10.1115/GT2021-59495
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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades
Proceedings Papers

Aero-Thermal Optimization of Bladeless Turbines

James Braun, Guillermo Paniagua, Francois Falempin
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A024, September 21–25, 2020
Paper No: GT2020-15551
DOI: https://doi.org/10.1115/GT2020-15551
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Topics: Optimization, Turbines, Pressure, Geometry, Heat, Heat flux, Turbulence, Blades, Flux (Metallurgy), Mesh generation
Proceedings Papers

Design, Optimization and Analysis of Supersonic Radial Turbines

Lukas Benjamin Inhestern, James Braun, Guillermo Paniagua, José Ramón Serrano Cruz
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A026, June 17–21, 2019
Paper No: GT2019-91756
DOI: https://doi.org/10.1115/GT2019-91756
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Topics: Design, Optimization, Turbines, Flow (Dynamics), Geometry, Reynolds-averaged Navier–Stokes equations, Simulation, Airfoils, Architecture, Blades
Proceedings Papers

Advances in High-Speed Linear Design Technology: Novel Approach to Sidewall Geometry Design for Erosion Tests

Maksim Sokolov, Max Lorenz, Mirco Rostamian, Christian Koch, Matthias Weissschuh, Stephan Staudacher
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A015, June 17–21, 2019
Paper No: GT2019-90743
DOI: https://doi.org/10.1115/GT2019-90743
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Topics: Design, Erosion, Geometry, Flow (Dynamics), Testing, Cascades (Fluid dynamics), Blades, Sealing (Process), Boundary layers, Compressors
Proceedings Papers

Design of a Working Fluid Versatile Supersonic Turbine for Micro Launchers

Cleopatra Cuciumita, Valeriu Vilag
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A016, June 17–21, 2019
Paper No: GT2019-91255
DOI: https://doi.org/10.1115/GT2019-91255
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Topics: Design, Fluids, Turbines, Fuels, Geometry, Mach number, Shock waves, Computer simulation, Flow (Dynamics), Vehicles
Proceedings Papers

Rotor-Alone Tones in the Outflow Noise of a Centrifugal Compressor

Armin Faßbender, Martin Enneking, Peter Jeschke
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT43A004, June 17–21, 2019
Paper No: GT2019-90804
DOI: https://doi.org/10.1115/GT2019-90804
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Topics: Compressors, Noise (Sound), Outflow, Rotors, Fluctuations (Physics), Diffusers, Flow (Dynamics), Pressure, Acoustics, Annulus
Proceedings Papers

CFD-Based Throughflow Analysis of Transonic Flows in Steam Turbines

Martina Ricci, Roberto Pacciani, Michele Marconcini, Paolo Macelloni, Stefano Cecchi, Claudio Bettini
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A021, June 17–21, 2019
Paper No: GT2019-90851
DOI: https://doi.org/10.1115/GT2019-90851
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Topics: Computational fluid dynamics, Steam turbines, Transonic flow, Flow (Dynamics), Pressure, Blades, Design, Gas flow, Leakage, Rotors
Proceedings Papers

Experimental and Numerical Investigation of Small Scale Tesla Turbines

Avinash Renuke, Alberto Vannoni, Matteo Pascenti, Alberto Traverso
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A014, June 17–21, 2019
Paper No: GT2019-91352
DOI: https://doi.org/10.1115/GT2019-91352
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Topics: Turbines, Disks, Design, Energy generation, Exhaust systems, Nozzles, Energy harvesting, Fluids, Leakage flows, Manufacturing
Proceedings Papers

Design and Experimental Assessment of Bladeless Turbines for Axial Inlet Supersonic Flows

James Braun, Guillermo Paniagua, Francois Falempin, Bruno Le Naour
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A008, June 17–21, 2019
Paper No: GT2019-91047
DOI: https://doi.org/10.1115/GT2019-91047
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Topics: Design, Supersonic flow, Turbines, Flow (Dynamics), Engineering simulation, Experimental characterization, Inflow, Maintenance, Matlab, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Accuracy Assessment of Steady and Unsteady Multistage High Pressure Compressor Simulations

Sebastian Lück, Stefan Kuntzagk, Guido Doebbener, Andreas Kellersmann, Christoph Bode, Jens Friedrichs
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A026, June 17–21, 2019
Paper No: GT2019-91310
DOI: https://doi.org/10.1115/GT2019-91310
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Topics: Compressors, High pressure (Physics), Simulation, Computational fluid dynamics, Steady state, Engines, Reynolds-averaged Navier–Stokes equations, Stators, Aircraft, Computer simulation
Proceedings Papers

Characterization of a Supersonic Turbine Downstream of a Rotating Detonation Combustor

Zhe Liu, James Braun, Guillermo Paniagua
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A021, June 11–15, 2018
Paper No: GT2018-76798
DOI: https://doi.org/10.1115/GT2018-76798
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Topics: Combustion chambers, Explosions, Turbines, Pressure, Flow (Dynamics), Fluctuations (Physics), Nozzles, Simulation, Shock (Mechanics), Stators
Proceedings Papers

Loss Generation in Transonic Turbine Blading

Penghao Duan, Choon S. Tan, Andrew Scribner, Anthony Malandra
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A007, June 26–30, 2017
Paper No: GT2017-63471
DOI: https://doi.org/10.1115/GT2017-63471
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Topics: Turbines, Mach number, Blades, Shock (Mechanics), Boundary layers, Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Turbine blades, Cascades (Fluid dynamics), Computation
Proceedings Papers

Investigations of Flutter and Aero Damping of a Turbine Blade: Part 2 — Numerical Simulations

Wei-Min Ren, Charles E. Seeley, Xuefeng Zhang, Brian E. Mitchell, Hongbin Ju
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT34A025, June 13–17, 2016
Paper No: GT2016-57935
DOI: https://doi.org/10.1115/GT2016-57935
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Topics: Computer simulation, Damping, Flutter (Aerodynamics), Turbine blades, Computational fluid dynamics, Turbines, Uncertainty, Blades, Cascades (Fluid dynamics), Design
Proceedings Papers

Unsteady Flow Field and Coarse Droplet Measurements in the Last Stage of a Low Pressure Steam Turbine With Supersonic Airfoils Near the Blade Tip

Ilias Bosdas, Michel Mansour, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A039, June 13–17, 2016
Paper No: GT2016-57753
DOI: https://doi.org/10.1115/GT2016-57753
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Topics: Airfoils, Blades, Drops, Pressure, Steam turbines, Unsteady flow, Rotors, Probes, Stators, Water
Proceedings Papers

Mixing Enhancement Induced by a Delta Wing in Supersonic Flows

Wei Huang, Shi-bin Li, Li Yan, Jun Liu
Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A002, June 13–17, 2016
Paper No: GT2016-56055
DOI: https://doi.org/10.1115/GT2016-56055
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Topics: Supersonic flow, Wings, Ejectors, Flow (Dynamics), Pressure, Fuels, Hydrogen, Jets, Mach number, Plumes (Fluid dynamics)
Proceedings Papers

Influence of Mach Number on Profile Loss of Axial-Flow Gas Turbine Blades

M. D. Kibsey, S. A. Sjolander
Proc. ASME. GT2016, Volume 2B: Turbomachinery, V02BT38A015, June 13–17, 2016
Paper No: GT2016-56410
DOI: https://doi.org/10.1115/GT2016-56410
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Topics: Axial flow, Blades, Gas turbines, Mach number, Pressure, Computational fluid dynamics, Turbine blades, Cascades (Fluid dynamics), Design, Flow (Dynamics)
Proceedings Papers

Effects of Blade Count Ratio on Aerodynamic Forcing and Mode Excitability

Jing Li, Robert E. Kielb
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A008, June 15–19, 2015
Paper No: GT2015-43304
DOI: https://doi.org/10.1115/GT2015-43304
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Topics: Blades, Aerodynamics, Airfoils, Chords (Trusses), Compressors, Excitation, Mode shapes, Shock (Mechanics), Steady state, Supersonic flow
Proceedings Papers

A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

Francisco J. Durá Galiana, Andrew P. S. Wheeler, Jonathan Ong
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT38A020, June 15–19, 2015
Paper No: GT2015-42920
DOI: https://doi.org/10.1115/GT2015-42920
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Topics: Organic Rankine cycle, Turbines, Flow (Dynamics), Shock (Mechanics), Computational fluid dynamics, Engineering simulation, Simulation, Supersonic flow