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Proceedings Papers

Impinging Jet Heat Transfer of Liquid Carbon Dioxide at Constant Enthalpy

Seong-Hyeok Park, Seon Ho Kim, Wei-Ting Hsu, Hee Seung Park, Hyung Hee Cho
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T15A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128470
https://doi.org/10.1115/GT2024-128470
View Paper titled, Impinging Jet Heat Transfer of Liquid Carbon Dioxide at Constant Enthalpy
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Topics: Boiling, Carbon dioxide, Enthalpy, Heat transfer
Proceedings Papers

A Method to Develop Radial Inflow Turbine Performance Maps for Off-Design and Dynamic Simulation Studies of sCO2 Cycles

Colin du Sart, Pieter Rousseau, Ryno Laubscher
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127958
https://doi.org/10.1115/GT2024-127958
View Paper titled, A Method to Develop Radial Inflow Turbine Performance Maps for Off-Design and Dynamic Simulation Studies of sCO2 Cycles
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Topics: Cycles, Design, Inflow, Simulation, Turbines, Fluids, Turbomachinery, Boundary-value problems, Brayton cycle, Concentrating solar power
Proceedings Papers

Centrifugal Compressor Polytropic Performance Evaluation: Taher-Evans Methods

Matt Taher, B. F. Evans
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T19A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104213
https://doi.org/10.1115/GT2023-104213
View Paper titled, Centrifugal Compressor Polytropic Performance Evaluation: Taher-Evans Methods
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Topics: Compressors, Performance evaluation, Compression, Polynomials, Certainty, Energy dissipation, Enthalpy, Entropy, Equations of state, Numerical analysis
Proceedings Papers

The Effect of Progress Variable Definition on Hydrogen Containing Fuel Gas Turbine Combustion Simulation Prediction

Raghu Kancherla, David Giel, Gregory Vogel, Matthew Yaquinto
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A051, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103664
https://doi.org/10.1115/GT2023-103664
View Paper titled, The Effect of Progress Variable Definition on Hydrogen Containing Fuel Gas Turbine Combustion Simulation Prediction
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Topics: Combustion, Gaseous fuels, Hydrogen, Simulation, Turbines, Flames, Carbon, Carbon dioxide, Combustion chambers, Combustion systems
Proceedings Papers

A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design

Nikolas Karefyllidis, Dylan Rubini, Budimir Rosic, Liping Xu, Veli-Matti Purola
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103219
https://doi.org/10.1115/GT2023-103219
View Paper titled, A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
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Topics: Design, Enthalpy, Heating, Robustness, Turbomachinery, Turbochargers, Compressors, Blades, Carbon dioxide, Cements (Adhesives)
Proceedings Papers

Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor

T. Jeremy P. Karpowski, Federica Ferraro, Matthias Steinhausen, Sebastian Popp, Christoph M. Arndt, Christian Kraus, Henning Bockhorn, Wolfgang Meier, Christian Hasse
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A056, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83810
https://doi.org/10.1115/GT2022-83810
View Paper titled, Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor
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Topics: Acoustics, Combustion chambers, Gas turbines, Flames, Oscillations, Cycles, Delays, Enthalpy, Heat losses, Accounting
Proceedings Papers

Experimentally Validated Design of an Anode Recirculation Blower for PEM Fuel Cells Under Variable Fluid Composition

Philipp Nachtigal, Thorge Kentschke, Joerg R. Seume
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80525
https://doi.org/10.1115/GT2022-80525
View Paper titled, Experimentally Validated Design of an Anode Recirculation Blower for PEM Fuel Cells Under Variable Fluid Composition
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Topics: Anodes, Design, Drops, Fluids, Hydrogen, Proton exchange membrane fuel cells, Turbomachinery, Compressors, Computational fluid dynamics, Construction
Proceedings Papers

Intercooler Parametric Analysis for the IRA Engine Cycle Performance Augmentation

Emmanouil Alexiou, Zinon Vlahostergios, Christina Salpingidou, Fabian Donus, Dimitrios Misirlis, Kyros Yakinthos
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59187
https://doi.org/10.1115/GT2021-59187
View Paper titled, Intercooler Parametric Analysis for the IRA Engine Cycle Performance Augmentation
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Topics: Cycles, Engines, Aircraft engines, Design, Compressors, Fuel consumption, Heat exchangers, Combustion chambers, Emissions, Exhaust systems
Proceedings Papers

Open Source Axial Compressor Mean-Line Design Tool for Supercritical Carbon Dioxide

Kaden Wells, Mark G. Turner
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A024, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59961
https://doi.org/10.1115/GT2021-59961
View Paper titled, Open Source Axial Compressor Mean-Line Design Tool for Supercritical Carbon Dioxide
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Topics: Compressors, Design, Supercritical carbon dioxide, Fluids, Blades, Databases, Rotors, Angular momentum, Axial flow, Boundary layers
Proceedings Papers

Experimental Investigation on the Effect of Varying Purge Flow in a Newly Commissioned Single Stage Turbine Test Facility

Daniel Payne, Vasudevan Kanjirakkad
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A016, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14975
https://doi.org/10.1115/GT2020-14975
View Paper titled, Experimental Investigation on the Effect of Varying Purge Flow in a Newly Commissioned Single Stage Turbine Test Facility
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Topics: Flow (Dynamics), Test facilities, Turbines, Cavities, Annulus, Rotors, Air flow, Disks, Engines, Reynolds number
Proceedings Papers

How Is a Correct GT Combustor Heat Balance Established?

Hans E. Wettstein
Proc. ASME. GT2020, Volume 6: Education; Electric Power, V006T08A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14235
https://doi.org/10.1115/GT2020-14235
View Paper titled, How Is a Correct GT Combustor Heat Balance Established?
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Topics: Combustion chambers, Heat, Fuels, Temperature, Combustion, Methane, Cycles, Condensation, Flow (Dynamics), Gas turbines
Proceedings Papers

Numerical Simulation Model of Electrothermal De-Icing Process on Composite Substrate

Xiaofeng Guo, Zhiqiang Guo, Qian Yang, Wei Dong
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A017, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16116
https://doi.org/10.1115/GT2020-16116
View Paper titled, Numerical Simulation Model of Electrothermal De-Icing Process on Composite Substrate
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Topics: Composite materials, Computer simulation, Deicing, Ice, Carbon reinforced plastics, Melting, Airfoils, Thermal properties, Fibers, Heat transfer
Proceedings Papers

Prediction of Premixed Flame Dynamics Using LES With Tabulated Chemistry and Eulerian Stochastic Fields

Alexander Avdonin, Alireza Javareshkian, Wolfgang Polifke
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90140
https://doi.org/10.1115/GT2019-90140
View Paper titled, Prediction of Premixed Flame Dynamics Using LES With Tabulated Chemistry and Eulerian Stochastic Fields
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Topics: Chemistry, Dynamics (Mechanics), Flames, Combustion, Enthalpy, Turbulence, Computation, Excitation, Heat, Heat losses
Proceedings Papers

Investigation of Flamelet Generated Manifold Reaction Source Term Closure Models Applied to an Industrial Gas Turbine

George Mallouppas, Graham Goldin, Yongzhe Zhang, Piyush Thakre, Jim Rogerson
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90219
https://doi.org/10.1115/GT2019-90219
View Paper titled, Investigation of Flamelet Generated Manifold Reaction Source Term Closure Models Applied to an Industrial Gas Turbine
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Topics: Flamelet generated manifold, Industrial gases, Turbines, Flames, Turbulence, Enthalpy, Pressure, Shapes, Aerospace industry, Chemistry
Proceedings Papers

Effect of Compressor Inlet Condition on Supercritical Carbon Dioxide Compressor Performance

Haoxiang Chen, Weilin Zhuge, Yangjun Zhang, Hongdan Liu
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90647
https://doi.org/10.1115/GT2019-90647
View Paper titled, Effect of Compressor Inlet Condition on Supercritical Carbon Dioxide Compressor Performance
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Topics: Compressors, Supercritical carbon dioxide, Cycles, Pressure, Temperature, Carbon dioxide, Density, Design, Design methodology, Energy conversion
Proceedings Papers

Numerical Investigation of the Influence of Flow Deflection at the Upper Hood on Performance of Low Pressure Steam Turbine Exhaust Hoods

Dickson Munyoki, Markus Schatz, Damian M. Vogt
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90391
https://doi.org/10.1115/GT2019-90391
View Paper titled, Numerical Investigation of the Influence of Flow Deflection at the Upper Hood on Performance of Low Pressure Steam Turbine Exhaust Hoods
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Topics: Deflection, Exhaust systems, Flow (Dynamics), Pressure, Steam turbines, Design, Diffusers, Mach number, Turbines, Blades
Proceedings Papers

Centrifugal Compressor Design for Near-Critical Point Applications

Alireza Ameli, Ali Afzalifar, Teemu Turunen-Saaresti, Jari Backman
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75067
https://doi.org/10.1115/GT2018-75067
View Paper titled, Centrifugal Compressor Design for Near-Critical Point Applications
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Topics: Compressors, Design, Brayton cycle, Design methodology, Compressibility, Cycles, Energy conversion, Enthalpy, Skin friction (Fluid dynamics), Supercritical carbon dioxide
Proceedings Papers

A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression

Klaus Brun, Sarah Simons, Kelsi Katcher, Ryan Cater, Brandon Ridens, Rainer Kurz
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75020
https://doi.org/10.1115/GT2018-75020
View Paper titled, A Method and Apparatus for Direct Enthalpy Rise Measurement for Gas Compression
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Topics: Compression, Enthalpy, Equations of state, Temperature, Calibration, Compressors, Design, Density, Entropy, Pistons
Proceedings Papers

Influence of Wet Steam on the Five-Stage Steam Turbine Efficiency

Michal Hoznedl, Michal Kolovratník, Ladislav Tajč, Andreas P. Weiß, Lukáš Mrózek
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75049
https://doi.org/10.1115/GT2018-75049
View Paper titled, Influence of Wet Steam on the Five-Stage Steam Turbine Efficiency
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Topics: Steam, Steam turbines, Probes, Blades, Brakes, Drops, Enthalpy, Flow (Dynamics), Superheating, Turbines
Proceedings Papers

Robust Design Optimization of a Steam Turbine Labyrinth Seal Based on Surrogate Models

Kevin Cremanns, Dirk Roos, Simon Hecker, Andreas Penkner, Christian Musch
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75262
https://doi.org/10.1115/GT2018-75262
View Paper titled, Robust Design Optimization of a Steam Turbine Labyrinth Seal Based on Surrogate Models
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Topics: Design, Optimization, Steam turbines, Computational fluid dynamics, Pareto optimization, Robustness, Enthalpy, Flow (Dynamics), Power stations, Temperature