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Proceedings Papers

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

Giulia Babazzi, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A014, June 13–17, 2022
Paper No: GT2022-81360
DOI: https://doi.org/10.1115/GT2022-81360
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Topics: Combustion chambers, Film cooling, Nozzle guide vanes, Outflow, Cascades (Fluid dynamics), Design, Flow (Dynamics), Temperature, Turbines, Cooling systems
Proceedings Papers

Numerical Prediction of Heat Transfer Coefficient and Adiabatic Effectiveness on a Nozzle Guide Vane With Representative Combustor Outflow

Stella Grazia Tomasello, Antonio Andreini, Tommaso Bacci, Bruno Facchini, Simone Cubeda, Luca Andrei
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT11A004, June 13–17, 2022
Paper No: GT2022-82128
DOI: https://doi.org/10.1115/GT2022-82128
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Topics: Combustion chambers, Gas turbines, Heat transfer coefficients, Nozzle guide vanes, Outflow, Reynolds-averaged Navier–Stokes equations, Turbines
Proceedings Papers

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A013, June 13–17, 2022
Paper No: GT2022-82452
DOI: https://doi.org/10.1115/GT2022-82452
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Topics: Computer simulation, Engines, Excitation, Nozzles, Turbines, Turbochargers, High cycle fatigue, Blades, Combustion, Contamination
Proceedings Papers

Flow Through a Steam Turbine Cascade With a Single Damaged Blade: Effect of Blade Height on Loss and Outflow Angle Distribution

Michael Schmalacker, Leon Cakievski, Stefan aus der Wiesche, Markus Schatz
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A008, June 13–17, 2022
Paper No: GT2022-80950
DOI: https://doi.org/10.1115/GT2022-80950
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Topics: Blades, Cascades (Fluid dynamics), Damage, Flow (Dynamics), Leakage, Outflow, Steam turbines
Proceedings Papers

Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Gary D. Lock, Richard W. Jackson, Mikolaj Pernak, Oliver J. Pountney, Carl M. Sangan, J. Michael Owen, Hui Tang, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A007, June 13–17, 2022
Paper No: GT2022-82023
DOI: https://doi.org/10.1115/GT2022-82023
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Topics: Buoyancy, Compressors, Flow (Dynamics), Rotors, Disks, Fluids, Heat transfer, Temperature, Cavities, Compressibility
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions

T. Bacci, A. Picchi, G. Babazzi, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A007, June 13–17, 2022
Paper No: GT2022-81263
DOI: https://doi.org/10.1115/GT2022-81263
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Topics: Heat transfer coefficients, High pressure (Physics), Nozzle guide vanes, Temperature, Turbines, Wall temperature, Cascades (Fluid dynamics), Combustion chambers, Turbulence, Accounting
Proceedings Papers

Experimental Investigation of Heat Transfer in a Rotating Lateral Outflow Trapezoidal Channel With Pin-Fins

Xuejiao Zhang, Haiwang Li, Ruquan You, Song Liu, Zhi Tao
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A030, June 13–17, 2022
Paper No: GT2022-84169
DOI: https://doi.org/10.1115/GT2022-84169
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Topics: Fins, Heat transfer, Outflow
Proceedings Papers

Multidisciplinary Optimization of Radial Outflow Turbines With Highly Deformable Blades

André Governo, Bayindir H. Saracoglu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A022, June 13–17, 2022
Paper No: GT2022-84333
DOI: https://doi.org/10.1115/GT2022-84333
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Topics: Blades, Optimization, Outflow, Turbines, Flow (Dynamics), Rotors, Cavities, Design, Stress, Air flow
Proceedings Papers

The Influence of Condensation on the Performance Map of a Fuel Cell Turbocharger Turbine

Tim Wittmann, Sebastian Lück, Tim Hertwig, Christoph Bode, Jens Friedrichs
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A001, June 7–11, 2021
Paper No: GT2021-58472
DOI: https://doi.org/10.1115/GT2021-58472
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Topics: Condensation, Fuel cells, Turbines, Turbochargers, Pressure, Drops, Inflow, Nucleation (Physics), Aerodynamics, Exhaust systems
Proceedings Papers

Effect of Axial Casing Groove Geometry on Rotor-Groove Interactions in the Tip Region of a Compressor

Subhra Shankha Koley, Huang Chen, Ayush Saraswat, Joseph Katz
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A028, September 21–25, 2020
Paper No: GT2020-14696
DOI: https://doi.org/10.1115/GT2020-14696
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Topics: Compressors, Geometry, Rotors, Blades, Flow (Dynamics), Outflow, Inflow, Vortices, Leakage, Machinery
Proceedings Papers

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load and Over-Load Condition

Maximilian Bauer, Simon Hummel, Markus Schatz, Martin Kegalj, Damian M. Vogt
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A009, September 21–25, 2020
Paper No: GT2020-14310
DOI: https://doi.org/10.1115/GT2020-14310
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Topics: Design, Diffusers, Exhaust systems, Flow (Dynamics), Gas turbines, Pressure, Stress, Computational fluid dynamics, Separation (Technology), Mach number
Proceedings Papers

Effects of Mach Number and Secondary Flows on Ultra-Low Aspect Ratio Radial Outflow Turbine Cascade Aerodynamics

Aki Grönman, Jonna Tiainen, Antti Uusitalo
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A005, September 21–25, 2020
Paper No: GT2020-14146
DOI: https://doi.org/10.1115/GT2020-14146
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Topics: Aerodynamics, Cascades (Fluid dynamics), Flow (Dynamics), Mach number, Outflow, Turbines, Blades, Computational methods, Computer simulation, Heat recovery
Proceedings Papers

An Approach to Model a Lossless Junction for Fluid Network Calculations in Turbomachinery

Andrii Khandrymailov, Leonid Moroz, Viktor Yevlakhov, Shanel Staple, Gregory Vogel
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A025, September 21–25, 2020
Paper No: GT2020-16079
DOI: https://doi.org/10.1115/GT2020-16079
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Topics: Flow (Dynamics), Fluids, Junctions, Turbomachinery, Pressure, Air flow, Computational fluid dynamics, Fluid dynamics, Inflow, Momentum
Proceedings Papers

A Numerical Thermohydrodynamic Study of Fixed Pad Oil Lubricated Thrust Bearings

Saeid Dousti, Paul Allaire, Jianming Cao, Bradley Nichols, Timothy Dimond
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A022, June 17–21, 2019
Paper No: GT2019-91596
DOI: https://doi.org/10.1115/GT2019-91596
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Topics: Thermohydrodynamics, Thrust bearings, Lubricants, Stress, Temperature, Flow (Dynamics), Heat conduction, Heating, High temperature, Machinery
Proceedings Papers

Radial Inflow Turbine Geometry Generation Method Using Third Order Bezier Curves for Blade Design

U. Caldiño-Herrera, J. C. García, F. Sierra-Espinosa, J. O. Dávalos, M. A. Lira
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A002, June 17–21, 2019
Paper No: GT2019-90163
DOI: https://doi.org/10.1115/GT2019-90163
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Topics: Blades, Design, Geometry, Inflow, Turbines, Flow (Dynamics), Boundary-value problems, Computational fluid dynamics, Computer software, Outflow
Proceedings Papers

Design and Flow Analysis of a Radial Outflow Turbo-Expander

Xuesong Wang, Jinju Sun, Changjiang Huo, Guilong Huo, Peng Song
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A005, June 17–21, 2019
Paper No: GT2019-90346
DOI: https://doi.org/10.1115/GT2019-90346
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Topics: Design, Flow (Dynamics), Outflow, Turbochargers, Blades, Rotors, Gases, Nozzles, Shape design, Airfoils
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

Unsteady Heat Transfer Assessment of Supersonic Turbines Downstream of a Rotating Detonation Combustor

Zhe Liu, Lukas Benjamin Inhestern, James Braun, Guillermo Paniagua
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A019, June 17–21, 2019
Paper No: GT2019-91460
DOI: https://doi.org/10.1115/GT2019-91460
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Topics: Combustion chambers, Explosions, Heat transfer, Turbines, Convection, Engineering simulation, Fluctuations (Physics), Heat flux, Simulation, Boundary-value problems
Proceedings Papers

Development and Initial Testing of a Radial Wave Engine

Pejman Akbari, Christopher J. Tait, Marc D. Polanka, Brian C. Sell
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A038, June 17–21, 2019
Paper No: GT2019-90608
DOI: https://doi.org/10.1115/GT2019-90608
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Topics: Engines, Testing, Waves, Combustion chambers, Combustion, Gas turbines, Pressure, Disks, Weight (Mass), Design
Proceedings Papers

Numerical Study on Heat Transfer and Flow Characteristics in Double Turning Areas Ribbed Serpentine Channel With Lateral Outflow

Bo-lun Zhang, Hui-ren Zhu, Tao Guo, Chun-yi Yao, Zhong-yi Fu
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A002, June 17–21, 2019
Paper No: GT2019-90143
DOI: https://doi.org/10.1115/GT2019-90143
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Topics: Flow (Dynamics), Heat transfer, Outflow, Turning, Pressure, Rotation, Suction, Blades, Computer simulation, Design