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Proceedings Papers

Numerical Investigation of Flashing Flow in a Convergent-Divergent Nozzle

Amit Kumar, Carlotta Tammone, Fredrik Haglind
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103483
https://doi.org/10.1115/GT2023-103483
View Paper titled, Numerical Investigation of Flashing Flow in a Convergent-Divergent Nozzle
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Topics: Flashing, Flow (Dynamics), Nozzles, Nucleation (Physics), Energy storage, Renewable energy sources, Storage, Turbochargers, Vapors, Carbon dioxide
Proceedings Papers

Mass-Heat Coupling in Film Cooling Experiments — The Influence of Temperature and Turbulence on the Dufour Effect

Connor J. Wiese, James L. Rutledge
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101638
https://doi.org/10.1115/GT2023-101638
View Paper titled, Mass-Heat Coupling in Film Cooling Experiments — The Influence of Temperature and Turbulence on the Dufour Effect
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Topics: Film cooling, Heat, Temperature, Turbulence, Coolants, Helium, Carbon dioxide, Cooling, Free stream turbulence, Gases
Proceedings Papers

Local Heat/Mass Transfer Measurements in a Shrouded Rotor-Stator Cavity

Seungyeong Choi, Hee Jae Lee, Jeonghun Heo, Hee Seung Park, Hee-Koo Moon, Hyung Hee Cho
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82869
https://doi.org/10.1115/GT2022-82869
View Paper titled, Local Heat/Mass Transfer Measurements in a Shrouded Rotor-Stator Cavity
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Topics: Cavities, Heat, Mass transfer, Rotors, Stators
Proceedings Papers

Heat Transfer Measurements for Array Jet Impingement With Castellated Wall

Taehyun Kim, Eui Yeop Jung, Minho Bang, Changyong Lee, Hee Koo Moon, Hyung Hee Cho
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58895
https://doi.org/10.1115/GT2021-58895
View Paper titled, Heat Transfer Measurements for Array Jet Impingement With Castellated Wall
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Topics: Heat transfer, Heat, Impingement cooling, Mass transfer, Jets, Pressure, Suction, Combustion chambers, Cooling, Gas turbines
Proceedings Papers

Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading Edge Film Cooling: Heat and Mass Transfer Methods

S. Ravelli, H. Abdeh, G. Barigozzi
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14009
https://doi.org/10.1115/GT2020-14009
View Paper titled, Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading Edge Film Cooling: Heat and Mass Transfer Methods
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Topics: Density, Film cooling, Heat, Mass transfer, Turbulence, Delay differential equations, Coolants, Engines, Flow (Dynamics), Databases
Proceedings Papers

Scaling Considerations for Thermal and Pressure Sensitive Paint Methods Used to Determine Adiabatic Effectiveness

Luke J. McNamara, Jacob P. Fischer, James L. Rutledge, Marc D. Polanka
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A068, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16129
https://doi.org/10.1115/GT2020-16129
View Paper titled, Scaling Considerations for Thermal and Pressure Sensitive Paint Methods Used to Determine Adiabatic Effectiveness
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Topics: Paints, Pressure, Engines, Coolants, Film cooling, Flow (Dynamics), Experimental methods, Heat, Temperature, Accounting
Proceedings Papers

Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing

Jee Loong Hee, Kathy Simmons, David Hann, Michael Walsh
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91698
https://doi.org/10.1115/GT2019-91698
View Paper titled, Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing
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Topics: Ball bearings, Waves, Gravity (Force), Wavelength, Flow (Dynamics), Shear (Mechanics), Stress, Bearings, Engineering systems and industry applications, Gas turbines
Proceedings Papers

Modeling Effusion Cooling and Conjugate Heat Transfer Using Local Source Method

Kalyana C. Gottiparthi, Changmin Cao, Vaidyanathan Sankaran
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT17A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91423
https://doi.org/10.1115/GT2019-91423
View Paper titled, Modeling Effusion Cooling and Conjugate Heat Transfer Using Local Source Method
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Topics: Cooling, Heat transfer, Modeling, Simulation, Engineering simulation, Flow (Dynamics), Design, Fluids, Gases, Heat
Proceedings Papers

Modelling Droplet Heat and Mass Transfer in Aero-Engine Bearing Chambers

Dafne Gaviria Arcila, Hervé Morvan, Kathy Simmons, Stephen Ambrose, Michael Walsh, Bruce Kakimpa
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A034, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91657
https://doi.org/10.1115/GT2019-91657
View Paper titled, Modelling Droplet Heat and Mass Transfer in Aero-Engine Bearing Chambers
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Topics: Aircraft engines, Bearings, Drops, Heat, Mass transfer, Modeling, Evaporation, Air flow, Flow (Dynamics), Temperature
Proceedings Papers

Improvement and Analysis for a Gaseous Cavitation Model Applied in a Tilting-Pad Journal Bearing

Aoshuang Ding, Xuesong Li, Yuhong Li
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A017, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90626
https://doi.org/10.1115/GT2019-90626
View Paper titled, Improvement and Analysis for a Gaseous Cavitation Model Applied in a Tilting-Pad Journal Bearing
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Topics: Cavitation, Journal bearings, Transients (Dynamics), Bearings, Equilibrium (Physics), Engineering simulation, Pressure, Simulation, Stress, Knudsen number
Proceedings Papers

Active Control of Unsteady Cavitating Flows in Turbomachinery

Maria Grazia De Giorgi, Antonio Ficarella, Donato Fontanarosa
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A027, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-92041
https://doi.org/10.1115/GT2019-92041
View Paper titled, Active Control of Unsteady Cavitating Flows in Turbomachinery
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Topics: Flow (Dynamics), Turbomachinery, Cavities, Vapors, Dynamics (Mechanics), Vorticity, Cavitation, Hydrofoil, Pressure, Actuators
Proceedings Papers

Numerical Investigation of Non-Isothermal Cavitating Flows on Hydrofoils by Means of an Extended Schnerr-Sauer Model Coupled With a Nucleation Model

Maria Grazia De Giorgi, Antonio Ficarella, Donato Fontanarosa
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A035, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76223
https://doi.org/10.1115/GT2018-76223
View Paper titled, Numerical Investigation of Non-Isothermal Cavitating Flows on Hydrofoils by Means of an Extended Schnerr-Sauer Model Coupled With a Nucleation Model
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Topics: Flow (Dynamics), Hydrofoil, Nucleation (Physics), Vapors, Bubbles, Cavities, Computation, Density, Mass transfer, Temperature
Proceedings Papers

Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions

T. Bacci, R. Becchi, A. Picchi, B. Facchini
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A028, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76637
https://doi.org/10.1115/GT2018-76637
View Paper titled, Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions
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Topics: High pressure (Physics), Nozzle guide vanes, Swirling flow, Turbines, Combustion chambers, Film cooling, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Coolants
Proceedings Papers

Turbine Nozzle Endwall Phantom Cooling With Compound Angled Pressure Side Injection

Kevin Liu, Hongzhou Xu, Michael Fox
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A017, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75881
https://doi.org/10.1115/GT2018-75881
View Paper titled, Turbine Nozzle Endwall Phantom Cooling With Compound Angled Pressure Side Injection
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Topics: Nozzles, Phantom cooling, Pressure, Turbines, Cooling, Flow (Dynamics), Film cooling, Airfoils, Cascades (Fluid dynamics), Design
Proceedings Papers

Experimental Evaluation of Thermal and Mass Transfer Techniques to Measure Adiabatic Effectiveness With Various Coolant to Freestream Property Ratios

Connor J. Wiese, James L. Rutledge, Marc D. Polanka
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A030, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65019
https://doi.org/10.1115/GT2017-65019
View Paper titled, Experimental Evaluation of Thermal and Mass Transfer Techniques to Measure Adiabatic Effectiveness With Various Coolant to Freestream Property Ratios
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Topics: Coolants, Mass transfer, Flow (Dynamics), Engines, Pressure, Film cooling, Specific heat, Temperature, Thermal conductivity, Carbon dioxide
Proceedings Papers

Re-Ingestion of Upstream Egress in a 1.5-Stage Gas Turbine Rig

James A. Scobie, Fabian P. Hualca, Marios Patinios, Carl M. Sangan, J. Michael Owen, Gary D. Lock
Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A028, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64620
https://doi.org/10.1115/GT2017-64620
View Paper titled, Re-Ingestion of Upstream Egress in a 1.5-Stage Gas Turbine Rig
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Topics: Gas turbines, Flow (Dynamics), Disks, Sealing (Process), Wheels, Fluids, Rotors, Annulus, Blades, Boundary layers
Proceedings Papers

Prediction of the Turbine Tip Convective Heat Flux Using Discrete Green Functions

Valeria Andreoli, David G. Cuadrado, Guillermo Paniagua
Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT22A011, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64080
https://doi.org/10.1115/GT2017-64080
View Paper titled, Prediction of the Turbine Tip Convective Heat Flux Using Discrete Green Functions
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Topics: Heat flux, Turbines, Temperature, Rotors, Geometry, Convection, Engineering simulation, Flow (Dynamics), Simulation, Wall temperature
Proceedings Papers

Heat and Mass Transfer Characteristics of Water Droplets in Wet Compression Process

Chunlei Liu, Xiang Li, Hai Zhang, Qun Zheng
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T23A003, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63516
https://doi.org/10.1115/GT2017-63516
View Paper titled, Heat and Mass Transfer Characteristics of Water Droplets in Wet Compression Process
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Topics: Compression, Drops, Heat, Mass transfer, Water, Compressors, Flow (Dynamics), Blades, Computational fluid dynamics, Rotors
Proceedings Papers

Sensitivity Analysis on the Effect of D32 and Dv90 on the Evaporation Efficiency of Gas Turbine Inlet Fogging for Power Augmentation

Mustapha Chaker
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T23A011, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65149
https://doi.org/10.1115/GT2017-65149
View Paper titled, Sensitivity Analysis on the Effect of D32 and Dv90 on the Evaporation Efficiency of Gas Turbine Inlet Fogging for Power Augmentation
Open the PDF for Sensitivity Analysis on the Effect of D32 and Dv90 on the Evaporation Efficiency of Gas Turbine Inlet Fogging for Power Augmentation in another window
Topics: Evaporation, Gas turbines, Sensitivity analysis, Drops, Cooling, Dynamics (Mechanics), Heat, Mass transfer, Nozzles, Sprays
Proceedings Papers

Analysis of Runback Water Flow on Anti-Icing Surface Using Volume-of-Fluid Method

Mei Zheng, Wei Dong, Zhiqiang Guo, Guilin Lei
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT20A003, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63933
https://doi.org/10.1115/GT2017-63933
View Paper titled, Analysis of Runback Water Flow on Anti-Icing Surface Using Volume-of-Fluid Method
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Topics: Flow (Dynamics), Fluids, Water, Drops, Heat transfer, Air flow, Aircraft, Computer simulation, Design, Heat