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Proceedings Papers

Integrated Aerodynamic and Structural Blade Shape Optimisation of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Abdelrahman S. Abdeldayem, Martin T. White, Andrea Paggini, Marco Ruggiero, Abdulnaser I. Sayma
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A004, June 13–17, 2022
Paper No: GT2022-81223
https://doi.org/10.1115/GT2022-81223
View Paper titled, Integrated Aerodynamic and Structural Blade Shape Optimisation of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants
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Topics: Blades, Optimization, Shape optimization, Shapes, Supercritical carbon dioxide, Turbines
Proceedings Papers

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

John Marion, Scott Macadam, Aaron McClung, Jason Mortzheim
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A034, June 13–17, 2022
Paper No: GT2022-83588
https://doi.org/10.1115/GT2022-83588
View Paper titled, The STEP 10 MWe sCO 2 Pilot Demonstration Status Update
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Topics: Construction, Cycles, Design, Electricity (Physics), Energy generation, Manufacturing, Supercritical carbon dioxide, Teams, Test facilities
Proceedings Papers

Update of the sCO 2 -Test Rig at Cranfield University

Eduardo Anselmi, Pierre Belleoud, Ioannis Roumeliotis, Vassilios Pachidis
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A024, June 13–17, 2022
Paper No: GT2022-83273
https://doi.org/10.1115/GT2022-83273
View Paper titled, Update of the sCO 2 -Test Rig at Cranfield University
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Topics: Carbon dioxide, Cycles, Data acquisition systems, Fluids, Heat exchangers, Heat recovery, Supercritical carbon dioxide, Temperature measurement, Thermal management, Thermodynamic power cycles
Proceedings Papers

An Experimental Study of Supercritical Methane Injection Characteristics in a CO 2 Environment

Ritesh Ghorpade, Gihun Kim, K. R. V. Manikantachari (Raghu), Joshua Weiner, Daniel T. Banuti, Subith Vasu
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A003, June 13–17, 2022
Paper No: GT2022-80881
https://doi.org/10.1115/GT2022-80881
View Paper titled, An Experimental Study of Supercritical Methane Injection Characteristics in a CO 2 Environment
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Topics: Carbon dioxide, Methane, Supercritical carbon dioxide
Proceedings Papers

Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander

Jason Wilkes, Kyle Robinson, Karl Wygant, Rob Pelton, Jonathan Bygrave
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A025, June 13–17, 2022
Paper No: GT2022-83284
https://doi.org/10.1115/GT2022-83284
View Paper titled, Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander
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Topics: Design, Supercritical carbon dioxide, Testing, Compressors, Concentrating solar power, Creep, Fatigue, Gears, High pressure (Physics), High temperature
Proceedings Papers

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A015, June 13–17, 2022
Paper No: GT2022-82301
https://doi.org/10.1115/GT2022-82301
View Paper titled, Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application
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Topics: Additive manufacturing, Design, Temperature, Thermodynamic power cycles, Flow (Dynamics), Heat transfer, Lasers, Containment, Creep, Heat exchangers
Proceedings Papers

Two Stage Radial Compressor for a Kilowatt Scale Supercritical Carbon Dioxide Power Block: Design Considerations

Lakshminarayanan Seshadri, Ashutosh Patel, Vijay Biradar, Pramod Kumar, Pramod Chandra Gopi
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A006, June 13–17, 2022
Paper No: GT2022-81699
https://doi.org/10.1115/GT2022-81699
View Paper titled, Two Stage Radial Compressor for a Kilowatt Scale Supercritical Carbon Dioxide Power Block: Design Considerations
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Topics: Compressors, Design, Supercritical carbon dioxide, Turbomachinery
Proceedings Papers

Investigation of Gas Turbine Internal Cooling Using Supercritical CO2 – Effect of Surface Roughness and Channel Aspect Ratio

Arnab Roy, Matthew Searle, Sridharan Ramesh, Douglas Straub
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A026, June 13–17, 2022
Paper No: GT2022-83319
https://doi.org/10.1115/GT2022-83319
View Paper titled, Investigation of Gas Turbine Internal Cooling Using Supercritical CO2 – Effect of Surface Roughness and Channel Aspect Ratio
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Topics: Cooling, Gas turbines, Supercritical carbon dioxide, Surface roughness, Reynolds number, Additive manufacturing, Computational fluid dynamics, Heat transfer, Flow (Dynamics), Fluids
Proceedings Papers

Techno-Economic Comparison of Supercritical CO2, Steam, and ORC Cycles for WHR Applications

Giovanni Baglietto, Simone Maccarini, Alberto Traverso, Paolo Bruttini
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A027, June 13–17, 2022
Paper No: GT2022-83380
https://doi.org/10.1115/GT2022-83380
View Paper titled, Techno-Economic Comparison of Supercritical CO2, Steam, and ORC Cycles for WHR Applications
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Topics: Cycles, Economics , Heat recovery, Organic Rankine cycle, Steam, Supercritical carbon dioxide
Proceedings Papers

Design of a Compact Dry Cooler With an Aluminum Heat Exchanger Core for a Supercritical CO2 Power Cycle Is Evaluated for a Concentrating Solar Power Application

Kelsi M. Katcher, Dereje Amogne, Abhay Patil
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A017, June 13–17, 2022
Paper No: GT2022-82511
https://doi.org/10.1115/GT2022-82511
View Paper titled, Design of a Compact Dry Cooler With an Aluminum Heat Exchanger Core for a Supercritical CO2 Power Cycle Is Evaluated for a Concentrating Solar Power Application
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Topics: Aluminum, Concentrating solar power, Design, Heat exchangers, Supercritical carbon dioxide, Thermodynamic power cycles
Proceedings Papers

Design and Operability Challenges for Supercritical CO2 Plants: The sCO2-Flex Centrifugal Compressor Test Experience

Bigi Manuele, Bisio Valentina, Evangelisti Silvia, Giancotti Marco, Milani Alberto, Pellegrini Tiziano
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A002, June 13–17, 2022
Paper No: GT2022-80658
https://doi.org/10.1115/GT2022-80658
View Paper titled, Design and Operability Challenges for Supercritical CO2 Plants: The sCO2-Flex Centrifugal Compressor Test Experience
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Topics: Compressors, Design, Relief valves, Safety, Supercritical carbon dioxide, Vibration
Proceedings Papers

Experimental and Numerical Investigation of Effect of Inclination on sCO 2 Heat Transfer in a Circular Pipe

Emmanuel Gabriel-Ohanu, Alok Shah, Akshay Khadse, Erik Fernandez, Jayanta S. Kapat
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A028, June 13–17, 2022
Paper No: GT2022-83412
https://doi.org/10.1115/GT2022-83412
View Paper titled, Experimental and Numerical Investigation of Effect of Inclination on sCO 2 Heat Transfer in a Circular Pipe
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Topics: Buoyancy, Gravity (Force), Heat transfer, Pipes, Supercritical carbon dioxide
Proceedings Papers

Technoeconomic Comparison of sCO2 and ORC Systems for Waste Heat Recovery

Timothy C. Allison, Jason C. Wilkes, Karl Wygant, Robert Pelton
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A029, June 13–17, 2022
Paper No: GT2022-83434
https://doi.org/10.1115/GT2022-83434
View Paper titled, Technoeconomic Comparison of sCO2 and ORC Systems for Waste Heat Recovery
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Topics: Heat recovery, Organic Rankine cycle, Supercritical carbon dioxide, Thermodynamic power cycles
Proceedings Papers

Part-Load Behaviour and Control Philosophy of a Recuperated Supercritical CO 2 Cycle

Lorenzo Gini, Simone Maccarini, Alberto Traverso, Emanuel Pesatori, Alberto Milani, Valentina Bisio, Roberto Valente, Stefano Barberis, Rafael Guedez
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A019, June 13–17, 2022
Paper No: GT2022-83021
https://doi.org/10.1115/GT2022-83021
View Paper titled, Part-Load Behaviour and Control Philosophy of a Recuperated Supercritical CO 2 Cycle
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Topics: Cycles, Design, Stress, Supercritical carbon dioxide
Proceedings Papers

Detailed Design and Optimization of the First Stage of an Axial Supercritical CO 2 Compressor

Matthew Ha, Justin Holder, Saugat Ghimire, Adam Ringheisen, Mark G. Turner
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A036, June 13–17, 2022
Paper No: GT2022-82590
https://doi.org/10.1115/GT2022-82590
View Paper titled, Detailed Design and Optimization of the First Stage of an Axial Supercritical CO 2 Compressor
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Topics: Compressors, Design, Optimization, Supercritical carbon dioxide, Turbomachinery, Testing, Blades, Energy storage, Fluids, Manufacturing
Proceedings Papers

IDAES Platform for Evaluating Thermal Energy Storage for Coal-Fired Indirect sCO 2 Power Cycles

Joshua Schmitt, Fernando Karg Bulnes, Anoop Mathur
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A021, June 13–17, 2022
Paper No: GT2022-83379
https://doi.org/10.1115/GT2022-83379
View Paper titled, IDAES Platform for Evaluating Thermal Energy Storage for Coal-Fired Indirect sCO 2 Power Cycles
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Topics: Coal, Thermal energy storage, Thermodynamic power cycles, Temperature, Flow (Dynamics), Modeling, Steady state, Chemical processes, Combustion, Computer software
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

Carbon Capture: CO2 Compression Challenges and Design Options

Matt Taher
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T19A008, June 13–17, 2022
Paper No: GT2022-82209
https://doi.org/10.1115/GT2022-82209
View Paper titled, Carbon Capture: CO2 Compression Challenges and Design Options
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Topics: Carbon capture and storage, Carbon dioxide, Compression, Design, Compressors, Transportation systems, Pressure, Centrifugal pumps, Emissions, Greenhouse gases
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

Techno-Economic Comparison of Several Technologies for the Waste Heat Recovery From Gas Turbine Exhausts

Alessandra Ghilardi, Guido Francesco Frate, Andrea Baccioli, Dario Ulivieri, Lorenzo Ferrari, Umberto Desideri, Lorenzo Cosi, Simone Amidei, Vittorio Michelassi
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A033, June 13–17, 2022
Paper No: GT2022-83199
https://doi.org/10.1115/GT2022-83199
View Paper titled, Techno-Economic Comparison of Several Technologies for the Waste Heat Recovery From Gas Turbine Exhausts
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Topics: Economics , Gas turbines, Heat recovery, Cycles, Organic Rankine cycle, Rankine cycle, Water, Carbon dioxide, Exhaust systems, Steam