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Proceedings Papers

Impact of sCO2 Waste Heat Recovery System Air Cooler Integration on Aircraft Engine Thrust Performance

Claire-Phonie Bury, Ladislav Vesely, Michael Stoia, Erik Fernandez, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A028, June 26–30, 2023
Paper No: GT2023-103166
https://doi.org/10.1115/GT2023-103166
View Paper titled, Impact of sCO2 Waste Heat Recovery System Air Cooler Integration on Aircraft Engine Thrust Performance
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Topics: Aircraft engines, Exhaust systems, Heat recovery, Thrust
Proceedings Papers

Techno-Economic Analysis of a Physisorption-Based Hydrogen Storage System

Yannik Schueler, Marcel Otto, Jayanta Kapat, Joshua Schmitt
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A014, June 26–30, 2023
Paper No: GT2023-102283
https://doi.org/10.1115/GT2023-102283
View Paper titled, Techno-Economic Analysis of a Physisorption-Based Hydrogen Storage System
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Topics: Economics , Hydrogen storage, Storage, Energy storage, High pressure (Physics), Hydrogen, Capacitors, Climate change, Cooling, Hydrogen production
Proceedings Papers

Concentrated Solar Power Coupled With Waste Heat Recovery System for Innovative Clinker Calcination Process

Ladislav Vesely, Luke McLaughlin, Francisco Álvarez, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T16A007, June 26–30, 2023
Paper No: GT2023-104016
https://doi.org/10.1115/GT2023-104016
View Paper titled, Concentrated Solar Power Coupled With Waste Heat Recovery System for Innovative Clinker Calcination Process
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Topics: Cement clinkers, Concentrating solar power, Heat recovery, Thermal energy storage
Proceedings Papers

Neutron Characterization of 3D Printed Gas Turbine Alloy With Internal Cooling Structure

Nandhini Raju, Quentin Fouliard, Jeffrey R. Bunn, Ramesh Subramanian, Jayanta Kapat, Seetha Raghavan
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A011, June 26–30, 2023
Paper No: GT2023-102572
https://doi.org/10.1115/GT2023-102572
View Paper titled, Neutron Characterization of 3D Printed Gas Turbine Alloy With Internal Cooling Structure
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Topics: Additive manufacturing, Alloys, Cooling, Gas turbines, Neutron diffraction, Neutrons
Proceedings Papers

A Numerical Heat Transfer Investigation of Lattice Structures As an Alternative AM-Enabled Design for Cooled sCO 2 Airfoils

Marcel Otto, Ryan Wardell, Parker O’Neal, Ladislav Veselý, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A032, June 26–30, 2023
Paper No: GT2023-104180
https://doi.org/10.1115/GT2023-104180
View Paper titled, A Numerical Heat Transfer Investigation of Lattice Structures As an Alternative AM-Enabled Design for Cooled sCO 2 Airfoils
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Topics: Airfoils, Design, Heat transfer
Proceedings Papers

An Experimental Investigation of Heat Transfer for Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Array

Ryan J. Wardell, John Richardson, Marcel Otto, Matthew Smith, Erik Fernandez, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A022, June 26–30, 2023
Paper No: GT2023-103263
https://doi.org/10.1115/GT2023-103263
View Paper titled, An Experimental Investigation of Heat Transfer for Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Array
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Topics: Cooling, Heat transfer, Supercritical carbon dioxide, Cycles, Fluids, Geometry, Turbine blades, Blades, Computer simulation, Emissions
Proceedings Papers

Development of a 300 MWe Utility Scale Oxy-Fuel sCO 2 Turbine

J. Jeffrey Moore, Josh Neveu, Jason Bensmiller, Cole Replogle, Jianliang Lin, Jeremy Fetvedt, Ian Cormier, Jayanta Kapat, Erik Fernandez, Guillermo Paniagua
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A023, June 26–30, 2023
Paper No: GT2023-103328
https://doi.org/10.1115/GT2023-103328
View Paper titled, Development of a 300 MWe Utility Scale Oxy-Fuel sCO 2 Turbine
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Topics: Cycles, Fuels, Turbines
Proceedings Papers

Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement

Weston Olson, Erik Fernandez, Ladislav Vesely, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A029, June 26–30, 2023
Paper No: GT2023-104020
https://doi.org/10.1115/GT2023-104020
View Paper titled, Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement
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Topics: Coolants, Heat transfer, Heat transfer coefficients, Supercritical carbon dioxide, Temperature
Proceedings Papers

Turbulence Model Influence on Turbopump Inducer Performance

Igor de Oliveira, Cleverson Bringhenti, Jesuino Takachi, Ana Adalgiza Garcia Maia, Jayanta Kapat, Erik Fernandez
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A038, June 26–30, 2023
Paper No: GT2023-103802
https://doi.org/10.1115/GT2023-103802
View Paper titled, Turbulence Model Influence on Turbopump Inducer Performance
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Topics: Turbulence, Computational fluid dynamics, Engineering simulation, Simulation, Design, Flow (Dynamics), Turbomachinery, Analytical methods, Computer software, Fluid dynamics
Journal Articles

Prediction Enhancement of Machine Learning Using Time Series Modeling in Gas Turbines

Accepted Manuscript
Vipul Goyal, Mengyu Xu, Jayanta Kapat, Ladislav Veselý
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1306
https://doi.org/10.1115/1.4063459
Published Online: September 16, 2023
View Article titled, Prediction Enhancement of Machine Learning Using Time Series Modeling in Gas Turbines
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Topics: Gas turbines, Machine learning, Modeling, Time series, Algorithms, Blades, Combined cycles, Power stations, Quality control charts, Signal to noise ratio
Journal Articles

Ammonia as an Aircraft Fuel: A Critical Assessment From Airport to Wake

Marcel Otto, Ladislav Vesely, Jayanta Kapat, Michael Stoia, Nicholas D. Applegate, Gregory Natsui
Journal: ASME Open Journal of Engineering
Article Type: Research Papers
ASME Open J. Engineering. January 2023, 2: 021033.
Paper No: AOJE-22-1055
https://doi.org/10.1115/1.4062626
Published Online: June 19, 2023
View Article titled, Ammonia as an Aircraft Fuel: A Critical Assessment From Airport to Wake
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Topics: Aircraft, Aviation, Emissions, Engines, Fuels, Hydrogen, Sustainable aviation fuels, Temperature, Turbines, Heat exchangers
Proceedings Papers

Numerical Study of Three Gaseous Fuels on the Reactor Length and Pollutant Formation Under Lean Gas Turbine Conditions

Bernhard Stiehl, Marcel Otto, Malcolm Newmyer, Max Fortin, Tommy Genova, Kareem Ahmed, Jayanta Kapat, Stefano Orsino, Carlo Arguinzoni
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A050, June 13–17, 2022
Paper No: GT2022-83343
https://doi.org/10.1115/GT2022-83343
View Paper titled, Numerical Study of Three Gaseous Fuels on the Reactor Length and Pollutant Formation Under Lean Gas Turbine Conditions
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Topics: Combustion chambers, Ejectors, Fuels, Gas turbines, Gaseous fuels, Large eddy simulation, Nitrogen oxides, Pollution, Turbines
Proceedings Papers

Ammonia as an Aircraft Fuel: Thermal Assessment From Airport to Wake

Marcel Otto, Ladislav Vesely, Jayanta Kapat, Michael Stoia, Nicholas D. Applegate, Greg Natsui
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A023, June 13–17, 2022
Paper No: GT2022-84359
https://doi.org/10.1115/GT2022-84359
View Paper titled, Ammonia as an Aircraft Fuel: Thermal Assessment From Airport to Wake
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Topics: Aircraft, Fuels, Wakes, Aviation, Emissions, Hydrogen, Cooling, Biofuel, Carbon, Compressors
Proceedings Papers

Numerical Performance Study of Adsorption Based Hydrogen Storage System in Silica Aerogel

Adil Riahi, Sara Algurab, Marcel Otto, Erik Fernandez, Jayanta Kapat, Joshua Schmitt, Swati Saxena
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A014, June 13–17, 2022
Paper No: GT2022-82711
https://doi.org/10.1115/GT2022-82711
View Paper titled, Numerical Performance Study of Adsorption Based Hydrogen Storage System in Silica Aerogel
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Topics: Energy storage, Hydrogen, Hydrogen storage, Desorption, Storage, Temperature, Aircraft, Carbon, Computational fluid dynamics, Economics
Proceedings Papers

Shrinkage Prediction Using Machine Learning for Additively Manufactured Ceramic and Metallic Components for Gas Turbine Applications

Peter Warren, Nandhini Raju, Milos Krsmanovic, Hossein Ebrahimi, Jayanta Kapat, Ramesh Subramanian, Ranajay Ghosh
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A023, June 13–17, 2022
Paper No: GT2022-83418
https://doi.org/10.1115/GT2022-83418
View Paper titled, Shrinkage Prediction Using Machine Learning for Additively Manufactured Ceramic and Metallic Components for Gas Turbine Applications
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Topics: Additive manufacturing, Ceramics, Gas turbines, Machine learning, Shrinkage (Materials), Sintering, Ovens, Computer-aided design, Computer software, Dimensions
Proceedings Papers

A Numerical Study on Conjugate Heat Transfer of Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Structure

Ryan J. Wardell, Marcel Otto, Matthew Smith, Erik Fernandez, Jayanta Kapat
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A015, June 13–17, 2022
Paper No: GT2022-82044
https://doi.org/10.1115/GT2022-82044
View Paper titled, A Numerical Study on Conjugate Heat Transfer of Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Structure
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Topics: Cooling, Heat transfer, Supercritical carbon dioxide, Cycles, Fluids, Turbomachinery, Geometry, Temperature, Blades, Computer software
Proceedings Papers

Heat Load Parameter and Cooling Effectiveness On a Supercritical CO2 Stage One Vane With a Serpentine Internal Cooling Scheme

Weston Olson, Erik Fernandez, Ladislav Vesely, Akshay Khadse, Jayanta Kapat
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A029, June 13–17, 2022
Paper No: GT2022-83438
https://doi.org/10.1115/GT2022-83438
View Paper titled, Heat Load Parameter and Cooling Effectiveness On a Supercritical CO2 Stage One Vane With a Serpentine Internal Cooling Scheme
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Topics: Cooling, Heat, Heat transfer, Stress, Supercritical carbon dioxide, Thermal boundary layers
Proceedings Papers

Sintering Behaviour of 3d Printed 17-4PH Stainless Steel

Nandhini Raju, Peter Warren, Ramesh Subramanian, Ranajay Ghosh, Erik Fernandez, Seetha Raghavan, Jayanta Kapat
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A028, June 13–17, 2022
Paper No: GT2022-83592
https://doi.org/10.1115/GT2022-83592
View Paper titled, Sintering Behaviour of 3d Printed 17-4PH Stainless Steel
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Topics: Additive manufacturing, Diffusion (Physics), Materials properties, Metals, Shrinkage (Materials), Sintering, Stainless steel
Proceedings Papers

Techno-Economic Analysis of a Cryogenic Flux Capacitor for Grid Storage

Joshua Schmitt, Noemi Collado, Adam Swanger, Marcel Otto, Jayanta Kapat
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A010, June 13–17, 2022
Paper No: GT2022-83375
https://doi.org/10.1115/GT2022-83375
View Paper titled, Techno-Economic Analysis of a Cryogenic Flux Capacitor for Grid Storage
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Topics: Capacitors, Economics , Storage, Hydrogen, Natural gas, Carbon capture and storage, Carbon dioxide, Energy storage, Bonding, Combined cycle gas turbines
Proceedings Papers

Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant

Ladislav Vesely, Scott Macadam, Jayanta Kapat, Ganesan Subbaraman
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A030, June 13–17, 2022
Paper No: GT2022-83440
https://doi.org/10.1115/GT2022-83440
View Paper titled, Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant
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Topics: Cement plants, Cements (Adhesives), Heat recovery, Waste heat, Cycles, Organic Rankine cycle, Carbon dioxide, Emissions, Thermodynamic power cycles, Energy generation