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Proceedings Papers

Cost-Effective CFD Analysis of the Acoustic Response of a Perforated Plate

Nunzio Dimola, Michele Stefanizzi, Tommaso Capurso, Thierry Schuller, Marco Torresi, Sergio Mario Camporeale
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A032, June 13–17, 2022
Paper No: GT2022-82670
DOI: https://doi.org/10.1115/GT2022-82670
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Topics: Acoustics, Computational fluid dynamics, Flow (Dynamics), Plates (structures), Combustion chambers, Gas turbines, Sound absorption, Temperature, Combustion, Damage
Proceedings Papers

Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators

Chien-Shing Lee, Tom I-P. Shih, Douglas Straub, Justin Weber, Edward Robey
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A030, June 13–17, 2022
Paper No: GT2022-82675
DOI: https://doi.org/10.1115/GT2022-82675
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Topics: Film cooling, Generators, Vortices, Flow (Dynamics), Cooling, Heat transfer, Temperature, Computation, Flat plates, Plates (structures)
Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A004, June 7–11, 2021
Paper No: GT2021-58877
DOI: https://doi.org/10.1115/GT2021-58877
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Topics: Fins, Heat transfer, Strips, Rotation, Cooling, Pressure drop, Flow (Dynamics), Heat transfer coefficients, Copper, Design
Proceedings Papers

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

Gabriel J. Stafford, Stephen T. McClain, David R. Hanson, Robert F. Kunz, Karen A. Thole
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A018, June 7–11, 2021
Paper No: GT2021-59684
DOI: https://doi.org/10.1115/GT2021-59684
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Topics: Additive manufacturing, Convection, Cooling, Surface roughness, Turbines, Aluminum, Friction, Compressibility, Computer numerical control machine tools, Drag (Fluid dynamics)
Proceedings Papers

Influence of Hole-to-Hole Interaction on the Acoustic Behavior of Multi-Orifice Perforated Plates

Alireza Javareshkian, Alexis Dancelme, Hongyu Chen, Thomas Sattelmayer
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A006, June 7–11, 2021
Paper No: GT2021-58535
DOI: https://doi.org/10.1115/GT2021-58535
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Topics: Acoustics, Plates (structures), Radiation (Physics)
Proceedings Papers

A New Test Facility for Investigating Thermal Behaviour of Effusion Cooling Test Plates for RQL Combustors

A. Picchi, A. Andreini, R. Becchi, B. Facchini
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT11A013, September 21–25, 2020
Paper No: GT2020-16151
DOI: https://doi.org/10.1115/GT2020-16151
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Topics: Combustion chambers, Cooling, Plates (structures), Test facilities, Flow (Dynamics), Film cooling, Swirling flow, Aircraft engines, Cooling systems, Temperature
Proceedings Papers

Ekman Layer Scrubbing and Shroud Heat Transfer in Centrifugal Buoyancy-Driven Convection

Feng Gao, John W. Chew
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A028, September 21–25, 2020
Paper No: GT2020-16220
DOI: https://doi.org/10.1115/GT2020-16220
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Topics: Buoyancy, Convection, Ekman dynamics, Heat transfer, Cavities, Approximation, Computer simulation, Eddies (Fluid dynamics), Engines, Flow (Dynamics)
Proceedings Papers

On the Effect of the Gap of End Seals on Force Coefficients of a Test Integral Squeeze Film Damper: Experiments and Predictions

Luis San Andrés, Xueliang Lu, Bonjin Koo, Scott Tran
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A005, September 21–25, 2020
Paper No: GT2020-14182
DOI: https://doi.org/10.1115/GT2020-14182
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Topics: Dampers, Damping, Bearings, Lubricants, Rotors, Stiffness, Clearances (Engineering), Flow (Dynamics), Stress, Compressibility
Proceedings Papers

Impact of Combustion Chamber Dynamics on the Temperature Distribution in a Resonator

Michael Betz, Max Zahn, Christoph Hirsch, Thomas Sattelmayer
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A012, June 17–21, 2019
Paper No: GT2019-90239
DOI: https://doi.org/10.1115/GT2019-90239
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Topics: Combustion chambers, Dynamics (Mechanics), Temperature distribution, Temperature, Cavities, Sound pressure, Flow (Dynamics), Air flow, Cooling, Cycles
Proceedings Papers

The Effects of Exit Boundary Condition on Precessing Vortex Core Dynamics

Danielle Mason, Sean Clees, Mark Frederick, Jacqueline O’Connor
Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A009, June 17–21, 2019
Paper No: GT2019-91079
DOI: https://doi.org/10.1115/GT2019-91079
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Topics: Boundary-value problems, Dynamics (Mechanics), Vortices, Combustion chambers, Flow (Dynamics), Swirling flow, Combustion, Flames, Acoustics, Bubbles
Proceedings Papers

Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications

Alberto Scotti Del Greco, Tomasz Jurek, Daniele Di Benedetto, Vittorio Michelassi, Giacomo Ragni, Enrico Beghini, Maria Vittoria Borghesi
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A017, June 17–21, 2019
Paper No: GT2019-91262
DOI: https://doi.org/10.1115/GT2019-91262
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Topics: Design, Diffusers, Exhaust systems, Gas turbines, Mechanical drives, Testing, Turbines, Engines, Aircraft engines, Computational fluid dynamics
Proceedings Papers

Flow Induced Dynamics of Plate Seals

Deepak Trivedi, Bernardo Kerr
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A025, June 17–21, 2019
Paper No: GT2019-90962
DOI: https://doi.org/10.1115/GT2019-90962
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Topics: Dynamics (Mechanics), Flow (Dynamics), Vibration, Plates (structures), Rotors, Hydrostatics, Pressure drop, Stators, Turbomachinery, Boundary-value problems
Proceedings Papers

Computational Analysis of the Equalization Behavior of Thrust Bearings With Regular and Modified Leveling Plates

Seckin Gokaltun, Scan DeCamillo
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A016, June 17–21, 2019
Paper No: GT2019-90504
DOI: https://doi.org/10.1115/GT2019-90504
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Topics: Plates (structures), Thrust bearings, Finite element analysis, Bearings, Stress, Deformation, Design, Fluid films, Rotors
Proceedings Papers

Wheel Box Test Aeromechanical Verification of New First Stage Bucket With Integrated Cover Plates for MS5002 GT

Marco Mariottini, Nicola Pieroni, Pietro Bertini, Beniamino Pacifici, Alessandro Giorgetti
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A008, June 17–21, 2019
Paper No: GT2019-90075
DOI: https://doi.org/10.1115/GT2019-90075
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Topics: Plates (structures), Wheels, Dampers, Damping, Gas turbines, Machinery, Bearings, Damage, Engines, Finite element analysis
Proceedings Papers

Thermal-Fluid and Mechanical Investigations of Additively Manufactured Geometries for Transpiration Cooling

Zheng Min, Sarwesh Narayan Parbat, Li Yang, Minking K. Chyu
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT21A007, June 17–21, 2019
Paper No: GT2019-91583
DOI: https://doi.org/10.1115/GT2019-91583
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Topics: Additive manufacturing, Thermofluids, Transpiration, Cooling, Tensile strength, Design, Strength (Materials), Coolants, Gas turbines, Heat transfer
Proceedings Papers

Adiabatic Film Cooling Effectiveness Measurement of High Performance Combustion Liner Slot Jets

Wilmer Flores, Andres Curbelo, Luisana Calderon, Jayanta S. Kapat, Kareem Ahmed
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A023, June 17–21, 2019
Paper No: GT2019-91783
DOI: https://doi.org/10.1115/GT2019-91783
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Topics: Combustion, Film cooling, Jets, Pressure, Absorption, Flow (Dynamics), Fracture (Materials), Fracture (Process), Geometry, Orifices
Proceedings Papers

Mandrel-Free Hot-Spinning of 17-4 PH Truncated Cone

Ken Ikawa, Yoshihide Imamura, Kojiro Motoyama, Hayato Iwasaki, Takeo Hirakawa
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A016, June 17–21, 2019
Paper No: GT2019-91266
DOI: https://doi.org/10.1115/GT2019-91266
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Topics: Spin (Aerodynamics), Spinning (Textile), Deformation, Materials properties, Alloys, Plates (structures), Shapes, Temperature
Proceedings Papers

A Novel Structural Health Monitoring System Using Surface Acoustic Sensor Network and Guided Lamb Waves

Prabhav Borate, Azam Thatte
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A019, June 17–21, 2019
Paper No: GT2019-91111
DOI: https://doi.org/10.1115/GT2019-91111
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Topics: Acoustics, Sensor networks, Structural health monitoring, Waves, Damage, Sensors, Actuators, Adhesion, Algorithms, Blades
Proceedings Papers

Experimental and Numerical Investigations on Leakage Flow Characteristics of Two Kinds of Brush Seals

Yuanqiao Zhang, Jun Li, Xin Yan, Zhigang Li
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A026, June 11–15, 2018
Paper No: GT2018-76235
DOI: https://doi.org/10.1115/GT2018-76235
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Topics: Clearances (Engineering), Computational fluid dynamics, Finite element methods, Flow (Dynamics), Leakage, Leakage flows, Plates (structures), Porous materials, Pressure, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Numerical Investigation of Gas Turbine Combustor Liner Film Cooling Slots

Firat Kiyici, Ahmet Topal, Ender Hepkaya, Sinan Inanli
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT17A004, June 11–15, 2018
Paper No: GT2018-75608
DOI: https://doi.org/10.1115/GT2018-75608
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Topics: Combustion chambers, Film cooling, Gas turbines, Turbulence, Heat transfer, Prandtl number, Cooling, Cooling systems, Engineering simulation, Flow (Dynamics)