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Proceedings Papers

On the Design of a Scaled-Up Pulsed Methane Pyrolysis Reactor for Clean Hydrogen Production

Cosimo Bianchini, Riccardo Da Soghe, Davide Bertini, Donald Kendrick, Scott Gray, John Hinkey, Michael J. Aarnio, Roberto Meloni
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125320
https://doi.org/10.1115/GT2024-125320
View Paper titled, On the Design of a Scaled-Up Pulsed Methane Pyrolysis Reactor for Clean Hydrogen Production
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Topics: Design, Hydrogen production, Methane, Pyrolysis, Combustion chambers, Computational fluid dynamics, Flow (Dynamics), Combustion, Cycles, Feedstock
Proceedings Papers

Effect of Cracking Pressure and Flow Split Ratio on the Atomization Performance of Dual-Orifice Injectors

Hıdır Yankı Kılıçgedik, Refik Alper Tuncer
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125240
https://doi.org/10.1115/GT2024-125240
View Paper titled, Effect of Cracking Pressure and Flow Split Ratio on the Atomization Performance of Dual-Orifice Injectors
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Topics: Cracking (Materials), Ejectors, Flow (Dynamics), Fracture (Process), Pressure, Valves
Proceedings Papers

Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown

Yi Wang, Guoliang Qin, Cheng Jia, Qin Cui
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127833
https://doi.org/10.1115/GT2024-127833
View Paper titled, Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown
Open the PDF for Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown in another window
Topics: Compressed air, Compressors, Energy storage, High pressure (Physics), Surges, Engines, Motors, Pressure, Stress, Energy efficiency
Proceedings Papers

Experimental Characterization of a Bladeless Air Compressor

Ravi Nath Tiwari, Federico Reggio, Mario Luigi Ferrari, Ward De Paepe, Alberto Traverso
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123669
https://doi.org/10.1115/GT2024-123669
View Paper titled, Experimental Characterization of a Bladeless Air Compressor
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Topics: Air compressors, Compressors, Computational fluid dynamics, Experimental characterization, Leakage, Flow (Dynamics), Design, Engineering prototypes, Pressure, Clearances (Engineering)
Proceedings Papers

Generic Framework for an Accurate, and Efficient Flutter Analysis

Laith Zori, Purvic Patel, Sunil Patil, Stephen Orlando, Rubens Campregher
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, V10AT21A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127818
https://doi.org/10.1115/GT2024-127818
View Paper titled, Generic Framework for an Accurate, and Efficient Flutter Analysis
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Topics: Flutter (Aerodynamics), Turbomachinery, Traveling waves, Blades, Compressors, Computational fluid dynamics, Damping, Design, Durability, Engines
Proceedings Papers

Analysis of Flow Fields in a Steam Turbine Control Valve With One Chamber

Vaclav Slama, Bartolomej Rudas
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122777
https://doi.org/10.1115/GT2024-122777
View Paper titled, Analysis of Flow Fields in a Steam Turbine Control Valve With One Chamber
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Topics: Flow (Dynamics), Steam turbines, Valves, Computer simulation, Pressure, Computer software, Design, Diffusers, Geometry, Industrial research
Proceedings Papers

Transient Thermo-Structural Analysis of a Throttle Valve Operated With sCO2

Cosimo Bianchini, Davide Bertini, Simone Sandrin, Vanessa Mariotti, Nicola Maceli, Lorenzo Arcangeli
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129030
https://doi.org/10.1115/GT2024-129030
View Paper titled, Transient Thermo-Structural Analysis of a Throttle Valve Operated With sCO2
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Topics: Transients (Dynamics), Valves, Flow (Dynamics), Steady state, Carbon dioxide, Computational fluid dynamics, Design, Finite element analysis, Heat transfer, Metals
Proceedings Papers

Dynamic Performance and Control Analysis of a Supercritical CO 2 Recuperated Cycle

Swatara Tucker, Simone Maccarini, Luca Mantelli, Alberto Traverso
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129162
https://doi.org/10.1115/GT2024-129162
View Paper titled, Dynamic Performance and Control Analysis of a Supercritical CO 2 Recuperated Cycle
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Topics: Cycles, Supercritical carbon dioxide, Compressors, Control equipment, Feedforward control, Design, Flow (Dynamics), Fluids, Simulation, Surges
Proceedings Papers

Comparing Different Designs of a Grid-Valve for Industrial Steam Turbines

Cosimo Bianchini, Riccardo Da Soghe, Lorenzo Giannini, Nicola Maceli, Lorenzo Arcangeli, Vanessa Mariotti
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A025, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103952
https://doi.org/10.1115/GT2023-103952
View Paper titled, Comparing Different Designs of a Grid-Valve for Industrial Steam Turbines
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Topics: Steam turbines, Valves, Energy generation, Flow (Dynamics), Architecture, Carbon footprint, Computational fluid dynamics, Design, Pressure, Renewable energy sources
Proceedings Papers

Pressure Loss Analysis and its Prediction in Typical Valve Designs for Steam Turbines

Vaclav Slama, Bartolomej Rudas, David Šimurda, Jindřich Hála
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101134
https://doi.org/10.1115/GT2023-101134
View Paper titled, Pressure Loss Analysis and its Prediction in Typical Valve Designs for Steam Turbines
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Topics: Pressure, Steam turbines, Valves, Flow (Dynamics), Computer simulation, Design, Manufacturing, Turbines, Computer software, Diffusers
Proceedings Papers

Multi-Objective Experimental Combustor Development Using Surrogate Model-Based Optimization

Johann Moritz Reumschüssel, Jakob G. R. von Saldern, Bernhard Ćosić, Christian Oliver Paschereit
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102832
https://doi.org/10.1115/GT2023-102832
View Paper titled, Multi-Objective Experimental Combustor Development Using Surrogate Model-Based Optimization
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Topics: Combustion chambers, Optimization, Fuels, Stress, Design, Emissions, Combustion, Combustion systems, Ejectors, Errors
Proceedings Papers

Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement

Taehong Kim
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103264
https://doi.org/10.1115/GT2023-103264
View Paper titled, Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement
Open the PDF for Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement in another window
Topics: Aircraft, Calibration, Cavities, Clearances (Engineering), Control systems, Design, Engines, Flight, Flow (Dynamics), Fuel efficiency
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

Performance Evaluation of an Axial Compressor With Modified Blades Using Leading Edge Tubercles

Satpreet S. Sidhu, Asad Asghar, William D. E. Allan
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102056
https://doi.org/10.1115/GT2023-102056
View Paper titled, Performance Evaluation of an Axial Compressor With Modified Blades Using Leading Edge Tubercles
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Topics: Blades, Compressors, Performance evaluation, Flow control, Rotors, Shapes, Cascades (Fluid dynamics), Design, Electrical discharge machining, Finishing
Proceedings Papers

Turn-Down Capability of Ansaldo Energia’s AE94.3A

Stefano Piola, Francesco Bavassano, Marcello Benvenuto, Roberto Canepa, Tiziano Garbarino, Elena Pestelli
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T08A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101957
https://doi.org/10.1115/GT2023-101957
View Paper titled, Turn-Down Capability of Ansaldo Energia’s AE94.3A
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Topics: Compressors, Control systems, Cooling, Design, Engines, Gas turbines, Hardware, Ice, Instrumentation, Power stations
Proceedings Papers

Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations

Bijie Yang, Yingxian Xue, Ricardo Martinez-Botas, Mingyang Yang
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82255
https://doi.org/10.1115/GT2022-82255
View Paper titled, Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations
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Topics: Gasdynamics, Pressure, Turbines, Flow (Dynamics), Engines, Computational fluid dynamics, Pistons, Unsteady flow, Carbon dioxide, Design methodology
Proceedings Papers

Design and Commissioning of the Constant Condition Dynamic Test Rig

Robert Pearce, Michael Tombs, Zahid Hussain
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80968
https://doi.org/10.1115/GT2022-80968
View Paper titled, Design and Commissioning of the Constant Condition Dynamic Test Rig
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Topics: Design, Valves, Pressure, Aerospace industry, Aircraft engines, Computational fluid dynamics, Discharge coefficient, Engines, Flow (Dynamics), Pressure drop
Proceedings Papers

Pressure Losses Analysis in Two High-Pressure Steam Turbine Control Valves Situated in One Valve Chamber

Vaclav Slama, Bartolomej Rudas, David Simurda, Jindrich Hala, Martin Luxa
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78969
https://doi.org/10.1115/GT2022-78969
View Paper titled, Pressure Losses Analysis in Two High-Pressure Steam Turbine Control Valves Situated in One Valve Chamber
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Topics: High pressure (Physics), Pressure, Steam turbines, Valves, Flow (Dynamics), Stress, Computer simulation, Computer software, Design, Energy conversion
Proceedings Papers

Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve

Stefan Wallat, Christian Musch, Dieter Brillert
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80688
https://doi.org/10.1115/GT2022-80688
View Paper titled, Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve
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Topics: Generators, Steam turbines, Valves, Vortices, Acoustics, Excitation, Cavities, Flow (Dynamics), Diffusers, Pressure
Proceedings Papers

Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion

Nicola Detomaso, Davide Laera, Paul Pouech, Florent Duchaine, Thierry Poinsot
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A037, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81366
https://doi.org/10.1115/GT2022-81366
View Paper titled, Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion
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Topics: Combustion, Combustion chambers, Large eddy simulation, Pressure, Cycles, Exhaust systems, Valves, Boundary-value problems, Dynamics (Mechanics), Flames