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Jayanta Kapat
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Journal Articles

Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry

Erik Fernandez, Emmanuel Gabriel-Ohanu, Ladislav Vesely, Jayanta Kapat, Ashvin Hosangadi, Paul Cooper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091021.
Paper No: GTP-24-1663
https://doi.org/10.1115/1.4066821
Published Online: April 10, 2025
View Articletitled, Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry
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Topics: Blades, Flow (Dynamics), Particle image velocimetry, Compressors, Cascades (Fluid dynamics), Particulate matter, Temperature, Lasers
Proceedings Papers

Experimental Investigation of a Physisorption-Based Hydrogen Storage System

Marcel Otto, Yakym Khlyapov, Erik Fernandez, Joshua Schmitt, Adam Swanger, Jayanta Kapat
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A045, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129410
https://doi.org/10.1115/GT2024-129410
View Paper titled, Experimental Investigation of a Physisorption-Based Hydrogen Storage System
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Topics: Hydrogen, Hydrogen storage, Aerogels, Design, High pressure (Physics), Storage, Transients (Dynamics), Cooling, Cycles, Delays
Proceedings Papers

Analysis of NH3 Powered Turbofan Engine With sCO2 Waste Heat Recovery System

William Andress, Guillermo Paniagua, Ladislav Vesely, Marcel Otto, Jayanta Kapat
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A043, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126643
https://doi.org/10.1115/GT2024-126643
View Paper titled, Analysis of NH3 Powered Turbofan Engine With sCO2 Waste Heat Recovery System
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Topics: Engines, Heat recovery, Modeling, Turbofans
Proceedings Papers

Transient Modeling of an Aero-Engine Using Ammonia As a Fuel Carrier

Kangana Patel, Vipul Goyal, Brandon Cotto, Marcel Otto, Ladislav Vesely, Jayanta Kapat, Mingxuan Shi
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A043, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129283
https://doi.org/10.1115/GT2024-129283
View Paper titled, Transient Modeling of an Aero-Engine Using Ammonia As a Fuel Carrier
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Topics: Aircraft engines, Carbon, Emissions, Engines, Fuels, Hydrogen, Modeling, Transients (Dynamics)
Proceedings Papers

Techno-Economic Analysis of Green Hydrogen Energy Storage in a Cryogenic Flux Capacitor

Joshua Schmitt, Bikram Roychowdhury, Adam Swanger, Marcel Otto, Jayanta Kapat
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129208
https://doi.org/10.1115/GT2024-129208
View Paper titled, Techno-Economic Analysis of Green Hydrogen Energy Storage in a Cryogenic Flux Capacitor
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Topics: Capacitors, Economics , Green hydrogen, Storage, Hydrogen, Aerogels, Bonding, Carbon capture and storage, Fuel cells, Power systems (Machinery)
Proceedings Papers

Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Part I - Design and Numerical Evaluation at Application Relevant Conditions

Ashvin Hosangadi, Timothy Weathers, Antonio Cepero, Paul Cooper, Erik Fernandez, Jayanta Kapat
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122297
https://doi.org/10.1115/GT2024-122297
View Paper titled, Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors: Part I - Design and Numerical Evaluation at Application Relevant Conditions
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Topics: Blades, Compressors, Design
Proceedings Papers

Investigation of SPS Tungsten-Lithium Heat Pipe for Primary Heat Exchanger Applications

Abhilash M. Prasad, Elena Torres, Nandhini Raju, Marcel Otto, Ladislav Vesely, Erik Fernandez, Zachariah Koyn, Jayanta Kapat
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122070
https://doi.org/10.1115/GT2024-122070
View Paper titled, Investigation of SPS Tungsten-Lithium Heat Pipe for Primary Heat Exchanger Applications
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Topics: Heat exchangers, Heat pipes, Lithium, Plasmas (Ionized gases), Sintering, Tungsten
Proceedings Papers

Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors; Part II - Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry

Erik Fernandez, Emmanuel Gabriel-Ohanu, Ladislav Vesely, Jayanta Kapat, Ashvin Hosangadi, Paul Cooper
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129119
https://doi.org/10.1115/GT2024-129119
View Paper titled, Blade Designs for Improved Multi-Phase Performance in sCO 2 Compressors; Part II - Optical Diagnostics in sCO 2 and Experimental Evaluation With Particle Image Velocimetry
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Topics: Blades, Compressors, Particle image velocimetry
Proceedings Papers

Design and Integration of a Microtube Precooler Into an Aircraft Engine Waste Heat Recovery and Fuel Systems

Claire-Phonie Bury, Ladislav Vesely, Jayanta Kapat, Mingxuan Shi, Michael Stoia
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A049, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129421
https://doi.org/10.1115/GT2024-129421
View Paper titled, Design and Integration of a Microtube Precooler Into an Aircraft Engine Waste Heat Recovery and Fuel Systems
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Topics: Aircraft engines, Design, Fuel systems, Heat exchangers, Heat recovery, Aviation, Boundary-value problems, Brayton cycle, Carbon footprint, Cracking (Materials)
Proceedings Papers

sCO2 Cycle Selection for Waste Heat Recovery From Aircraft Engine

Ladislav Vesely, William Andress, Guillermo Paniagua, Marcel Otto, Jayanta Kapat, Claire-Phonie Bury
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A050, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129456
https://doi.org/10.1115/GT2024-129456
View Paper titled, sCO2 Cycle Selection for Waste Heat Recovery From Aircraft Engine
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Topics: Aircraft engines, Cycles, Heat recovery, Waste heat, Engines, Fuels, Electricity (Physics), Flow (Dynamics), Heat, Thermodynamic power cycles
Journal Articles

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

Yannik Schueler, Marcel Otto, Jayanta Kapat, Joshua Schmitt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011020.
Paper No: GTP-23-1400
https://doi.org/10.1115/1.4063552
Published Online: November 21, 2023
View Articletitled, Techno-Economic Analysis of a Physisorption-Based Hydrogen Storage System
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Topics: Hydrogen, Hydrogen storage, Storage, Density, Cooling, Economics , Vessels
Journal Articles

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

Vipul Goyal, Mengyu Xu, Jayanta Kapat, Ladislav Vesely
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121005.
Paper No: GTP-23-1306
https://doi.org/10.1115/1.4063459
Published Online: October 17, 2023
View Articletitled, Prediction Enhancement of Machine Learning Using Time Series Modeling in Gas Turbines
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Topics: Blades, Gas turbines, Temperature, Time series, Modeling, Errors, Flow (Dynamics), Fuels
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
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A032, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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

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
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A028, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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

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

Weston Olson, Erik Fernandez, Ladislav Vesely, Jayanta Kapat
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A029, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
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
Publisher: American Society of Mechanical Engineers
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