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Proceedings Papers

Experimental Analysis on Performance of Air/Oil Centrifugal Breathers for Aircraft Engines Under Different Operating Conditions

Mariano Di Matteo, Olivier Berten, Patrick Hendrick
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123819
https://doi.org/10.1115/GT2024-123819
View Paper titled, Experimental Analysis on Performance of Air/Oil Centrifugal Breathers for Aircraft Engines Under Different Operating Conditions
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Topics: Aircraft engines, Experimental analysis, Separation (Technology), Pressure drop, Drops, Particle size, Air flow, Testing, Tradeoffs, Two-phase flow
Proceedings Papers

A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage

Andrea Sassoli, Sandro Raspanti, Luca Romani, Alessio Capanni, Simone Bassani, Giovanni Ferrara, Francesco Balduzzi
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126694
https://doi.org/10.1115/GT2024-126694
View Paper titled, A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage
Open the PDF for A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage in another window
Topics: Dynamics (Mechanics), Gas flow, High pressure (Physics), Hydrogen storage, Leakage, Network models, Pistons, Wear, Compressors, Cylinders
Proceedings Papers

Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method

Nicholas C. W. Treleaven, Guillaume J. J. Fournier, Julien Leparoux, Renaud Mercier
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A052, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128828
https://doi.org/10.1115/GT2024-128828
View Paper titled, Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method
Open the PDF for Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method in another window
Topics: Computational fluid dynamics, Ejectors, Hydrogen, Optimization, Struts (Engineering), Workflow, Design, Engineering simulation, Simulation, Metamodeling
Proceedings Papers

Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System

Pinaki Pal, James Braun, Yiqing Wang, Venkat Athmanathan, Guillermo Paniagua, Terrence R. Meyer
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A059, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129058
https://doi.org/10.1115/GT2024-129058
View Paper titled, Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System
Open the PDF for Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System in another window
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Explosions, Flow (Dynamics), Hydrogen, Integrated systems, Stators, Waves, Nozzle guide vanes
Proceedings Papers

Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a sCO 2 Brayton Cycle

Francois D. Boshoff, Sybrand J. van der Spuy, Johannes P. Pretorius
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-120962
https://doi.org/10.1115/GT2024-120962
View Paper titled, Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a sCO 2 Brayton Cycle
Open the PDF for Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a sCO 2 Brayton Cycle in another window
Topics: Axial flow, Brayton cycle, Heat exchangers, Computational fluid dynamics, Cooling, Flow (Dynamics), Air flow, Design, Boundary-value problems, Concentrating solar power
Proceedings Papers

Numerical Investigation of Flow Structure and Pressure Drop Prediction for Radial Inflow Between Co-Rotating Discs With Negative Effective Inlet Swirl Ratio

Yang Xu, Shuiting Ding, Peng Liu, Yu Zhao, Tian Qiu
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124027
https://doi.org/10.1115/GT2024-124027
View Paper titled, Numerical Investigation of Flow Structure and Pressure Drop Prediction for Radial Inflow Between Co-Rotating Discs With Negative Effective Inlet Swirl Ratio
Open the PDF for Numerical Investigation of Flow Structure and Pressure Drop Prediction for Radial Inflow Between Co-Rotating Discs With Negative Effective Inlet Swirl Ratio in another window
Topics: Cavities, Disks, Flow (Dynamics), Inflow, Pressure drop
Proceedings Papers

Design Considerations for Directed-Lubrication Thrust Bearings Across a Wide Range of Operating Conditions With a Focus on Pressure Drop in the Oil Supply Path

Bruce R. Fabijonas, Louis Krajewski, Amruthkiran Hegde, Richard Rodzwic
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126536
https://doi.org/10.1115/GT2024-126536
View Paper titled, Design Considerations for Directed-Lubrication Thrust Bearings Across a Wide Range of Operating Conditions With a Focus on Pressure Drop in the Oil Supply Path
Open the PDF for Design Considerations for Directed-Lubrication Thrust Bearings Across a Wide Range of Operating Conditions With a Focus on Pressure Drop in the Oil Supply Path in another window
Topics: Bearings, Design, Lubrication, Pressure drop, Thrust bearings
Proceedings Papers

Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs

Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122792
https://doi.org/10.1115/GT2024-122792
View Paper titled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Additive manufacturing, Heat transfer, Pressure, Surface roughness, Flow (Dynamics), Geometry, Pressure drop, Computerized tomography, Cooling, Design
Proceedings Papers

Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels

Abbigail Y. Altland, Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122409
https://doi.org/10.1115/GT2024-122409
View Paper titled, Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels
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Topics: Additive manufacturing, Cooling, Machinery, Surface roughness, Heat transfer, Computerized tomography, Design, Diamonds, Fins, Friction
Proceedings Papers

FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability

Fred Hernandez, Ramesh Keshava Bhattu, Bryan Kalb, Matt Yaquinto, Gregory Vogel, Hany Rizkalla
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T08A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104166
https://doi.org/10.1115/GT2023-104166
View Paper titled, FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability
Open the PDF for FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability in another window
Topics: Combustion, Emissions, Hydrogen, Gas turbines, Combustion chambers, Ejectors, Combustion systems, Durability, Energy generation, Engines
Proceedings Papers

An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays

Susheel Dharmadhikari, Reid A. Berdanier, Karen A. Thole, Amrita Basak
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102018
https://doi.org/10.1115/GT2023-102018
View Paper titled, An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays
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Topics: Design, Optimization, Splines, Fins, Pressure drop, Pressure, Shapes, Additive manufacturing, Cooling, Dynamics (Mechanics)
Proceedings Papers

Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions

Patrick K. Tran, Jared F. Congiardo, Craig R. Fortier, Erik Fernandez, Jayanta S. Kapat
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101467
https://doi.org/10.1115/GT2023-101467
View Paper titled, Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions
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Topics: Flow (Dynamics), Fluid structure interaction, Hydrogen, Metals, Multiphase flow, Physics, Engines, Flow-induced vibrations, Fluids, Fuel delivery systems
Proceedings Papers

Dynamic Characterization of an Adaptive Film-Riding Seal

Joshua Bird, Patrick Keogh, Carl Sangan, Aaron Bowsher, Peter Crudgington, James Scobie
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103118
https://doi.org/10.1115/GT2023-103118
View Paper titled, Dynamic Characterization of an Adaptive Film-Riding Seal
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Topics: Clearances (Engineering), Computer simulation, Damping, Design, Displacement, Eddies (Fluid dynamics), Eddy currents (Electricity), Fluid films, Fluids, High pressure (Physics)
Proceedings Papers

Flow Interaction Between Cascade and Flow Resistance Medium

Tong Lin, Mehmet Sarimurat, Thong Quoc Dang
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101271
https://doi.org/10.1115/GT2023-101271
View Paper titled, Flow Interaction Between Cascade and Flow Resistance Medium
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Rotors, Blades, Computational fluid dynamics, Boundary layers, Delays, Flow separation, Pressure, Pressure drop
Proceedings Papers

Evaluation of Pressure Drop and Cooling Effectiveness of Serpentine Channels With Varying Internal Rib Configurations

Christopher Yoon, Molly E. Ellinger, David G. Bogard
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104216
https://doi.org/10.1115/GT2023-104216
View Paper titled, Evaluation of Pressure Drop and Cooling Effectiveness of Serpentine Channels With Varying Internal Rib Configurations
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Topics: Cooling, Gas turbines, Pressure drop, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation - Detailed Numerical Investigation

Fernando Biagioli, Holger Luebcke, Ammar Lamraoui, Khawar J. Syed, André Theuer
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A025, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82592
https://doi.org/10.1115/GT2022-82592
View Paper titled, Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation - Detailed Numerical Investigation
Open the PDF for Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation - Detailed Numerical Investigation in another window
Topics: Combustion, Combustion chambers, Emissions, Flames, Gas turbines, Temperature, Fuels, Mach number, Flow (Dynamics), Pressure drop
Proceedings Papers

Effusion Cooling: Influence of Pressure Drop

Michael Bonds, Jr., Benjamin H. Wahls, Srinath V. Ekkad, Nagaraja Rudrapatna, Rudy Dudebout, Ryan Meyer
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT11A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82067
https://doi.org/10.1115/GT2022-82067
View Paper titled, Effusion Cooling: Influence of Pressure Drop
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Topics: Combustion gases, Cooling, Pressure drop
Proceedings Papers

Effects of Novel Roughened Wall of Swirl Cooling in Gas Turbine on Heat Transfer Characteristics and Pressure Drop

Fifi Elwekeel, Antar Abdala, Qun Zheng
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79595
https://doi.org/10.1115/GT2022-79595
View Paper titled, Effects of Novel Roughened Wall of Swirl Cooling in Gas Turbine on Heat Transfer Characteristics and Pressure Drop
Open the PDF for Effects of Novel Roughened Wall of Swirl Cooling in Gas Turbine on Heat Transfer Characteristics and Pressure Drop in another window
Topics: Cooling, Gas turbines, Heat transfer, Pressure drop, Surface roughness
Proceedings Papers

Numerical Study of Roughness Effect on Performances in Representative Heat Exchanger Channels

Joseph Jabbour, Damien Serret, Hussein Yassin
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A026, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84253
https://doi.org/10.1115/GT2022-84253
View Paper titled, Numerical Study of Roughness Effect on Performances in Representative Heat Exchanger Channels
Open the PDF for Numerical Study of Roughness Effect on Performances in Representative Heat Exchanger Channels in another window
Topics: Heat exchangers, Surface roughness, Heat transfer, Design, Additive manufacturing, Computational fluid dynamics, Computer software, Computer-aided design, Cycles, Fins
Proceedings Papers

The Inter-Bristle Pressure Field in a Large-Scale Brush Seal

Joshua P. Bowen, Matthew R. Jenkins, Aaron A. Bowsher, Peter F. Crudgington, Carl M. Sangan, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82508
https://doi.org/10.1115/GT2022-82508
View Paper titled, The Inter-Bristle Pressure Field in a Large-Scale Brush Seal
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Topics: Pressure, Leakage, Clearances (Engineering), Compacting, Pressure drop, Flow (Dynamics), Fluids, Leakage flows, Rotation, Rotors