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Proceedings Papers

Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power

Ty Neises, Joshua McTigue
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128039
https://doi.org/10.1115/GT2024-128039
View Paper titled, Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power
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Topics: Brayton cycle, Combined heat and power, Design, Heat
Proceedings Papers

An Innovative and Ambitious Student Design Project: To Build a Small-Scale Brayton Cycle Engine on a Short Timeline With a Limited Budget

Charles L. Keesee, Jakob DeLong, Matthew Fig, Gaylord Hibl, Zachariah Ebsch, Dustin Homola, Isaac Mimong, Bonnie Thompson, Chandler Young
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T07A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-120931
https://doi.org/10.1115/GT2024-120931
View Paper titled, An Innovative and Ambitious Student Design Project: To Build a Small-Scale Brayton Cycle Engine on a Short Timeline With a Limited Budget
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Topics: Brayton cycle, Design, Engines, Students
Proceedings Papers

Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a sCO 2 Brayton Cycle

Francois D. Boshoff, Sybrand J. van der Spuy, Johannes P. Pretorius
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-120962
https://doi.org/10.1115/GT2024-120962
View Paper titled, Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a sCO 2 Brayton Cycle
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Topics: Axial flow, Brayton cycle, Heat exchangers, Computational fluid dynamics, Cooling, Flow (Dynamics), Air flow, Design, Boundary-value problems, Concentrating solar power
Proceedings Papers

Joule Cycle-Based Waste Heat Recovery From Heavy-Duty Truck Engines

Kesty Yong Kenkoh, Raghu Vamsi Kodaboina, Sreenivasa Rao Gubba, James W. G. Turner
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A029, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127822
https://doi.org/10.1115/GT2024-127822
View Paper titled, Joule Cycle-Based Waste Heat Recovery From Heavy-Duty Truck Engines
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Topics: Brayton cycle, Cycles, Engines, Exhaust systems, Gases, Heat exchangers, Heat recovery, Joules, Trucks
Proceedings Papers

Thermodynamic Analysis and Optimization of an Innovative Closed Loop Brayton Cycle Fueled With Hydrogen

Maria Alessandra Ancona, Michele Bianchi, Bruno Cavuoti, Andrea De Pascale, Francesco Melino, Antonio Peretto
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T16A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128682
https://doi.org/10.1115/GT2024-128682
View Paper titled, Thermodynamic Analysis and Optimization of an Innovative Closed Loop Brayton Cycle Fueled With Hydrogen
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Topics: Brayton cycle, Hydrogen, Optimization
Proceedings Papers

State-of-Charge (SoC) Management of PTES Coupled Industrial Cogeneration Systems

Alp Albay, Zhennan Zhu, Mehmet Mercangöz
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T16A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128921
https://doi.org/10.1115/GT2024-128921
View Paper titled, State-of-Charge (SoC) Management of PTES Coupled Industrial Cogeneration Systems
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Topics: Brayton cycle, Cogeneration systems, Design, Dynamics (Mechanics), Electricity (Physics), Energy storage, Heat, Heat exchangers, High temperature, Modeling
Proceedings Papers

Design and Testing of a Compact, Reverse Brayton Cycle, Air (R729) Cooling Machine

Sönke Teichel, Renan Emre Karaefe, Ahmet Çokşen
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123596
https://doi.org/10.1115/GT2024-123596
View Paper titled, Design and Testing of a Compact, Reverse Brayton Cycle, Air (R729) Cooling Machine
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Topics: Brayton cycle, Compressors, Cooling, Design, Machinery, Testing, Turbines
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

Performance and Control of the Primary Heat Exchanger in a Closed-Loop sCO 2 Brayton Cycle With Solid Fuel Combustion

Brian Schooff, Rajarshi Roy, Fletcher Smith, Daniel Tree, Brian D. Iverson, Andrew Chiodo, Timothy J. Held, Jason Miller, Brett Bowan, Kyle Sedlacko, Michael Johnson, Scott Montgomery, Andrew Fry
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126013
https://doi.org/10.1115/GT2024-126013
View Paper titled, Performance and Control of the Primary Heat Exchanger in a Closed-Loop sCO 2 Brayton Cycle With Solid Fuel Combustion
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Topics: Brayton cycle, Combustion, Fuels, Heat exchangers
Proceedings Papers

Performance Evaluation of a Direct Air-Cooled Supercritical Recompression Brayton Cycle Using CO 2 /n-Butane As the Working Fluid Operating Under Off-Design Conditions

Xurong Wang, Longwei Zhang, Jianhui Qi, Xiaowei Fan, Yiping Dai
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121685
https://doi.org/10.1115/GT2024-121685
View Paper titled, Performance Evaluation of a Direct Air-Cooled Supercritical Recompression Brayton Cycle Using CO 2 /n-Butane As the Working Fluid Operating Under Off-Design Conditions
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Topics: Brayton cycle, Carbon dioxide, Cycles, Design, Fluids, Performance evaluation, Supercritical carbon dioxide
Proceedings Papers

STEP 10 MWe sCO 2 Turbine Commissioning

J. Jeffrey Moore, John D. Klaerner, Jonathan L. Wade, Jason Mortzheim, Giridhar Jothiprasad
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A044, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129200
https://doi.org/10.1115/GT2024-129200
View Paper titled, STEP 10 MWe sCO 2 Turbine Commissioning
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Topics: Turbines, Cycles, Brayton cycle, Design, Electricity (Physics), Manufacturing, Mechanical testing, Rotation, Supercritical carbon dioxide, Temperature
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

Optimal Part-Load Performance of Supercritical Carbon Dioxide Brayton Cycles During Inventory Control

Shrey Sahai Gupta, Pramod Kumar
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127526
https://doi.org/10.1115/GT2024-127526
View Paper titled, Optimal Part-Load Performance of Supercritical Carbon Dioxide Brayton Cycles During Inventory Control
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Topics: Brayton cycle, Stress, Supercritical carbon dioxide
Proceedings Papers

Topological Shape and Performance Optimisation of Microchannel Diffusion-Bonded Heat Exchangers Used in sCO2 Brayton Cycle

Shubham Kumar Vishwakarma, Adhip Srivastava, Pramod Kumar, Pradip Dutta, Nagendra Somanath
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124223
https://doi.org/10.1115/GT2024-124223
View Paper titled, Topological Shape and Performance Optimisation of Microchannel Diffusion-Bonded Heat Exchangers Used in sCO2 Brayton Cycle
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Topics: Brayton cycle, Diffusion (Physics), Genetic algorithms, Heat exchangers, Heat transfer, Microchannels, Optimization, Shapes, Topology
Proceedings Papers

A New Concept for Improving the Efficiency of Gas Turbines for Power Plant Operation

Rupert Sunkler, Jean-Pierre Stalder
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101445
https://doi.org/10.1115/GT2023-101445
View Paper titled, A New Concept for Improving the Efficiency of Gas Turbines for Power Plant Operation
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Topics: Gas turbines, Power stations, Compressors, Generators, Flow (Dynamics), Turbines, Pressure, Combustion chambers, Cycles, Aircraft engines
Proceedings Papers

Investigation on Process Architectures for High-Temperature Heat Pumps Based on a Reversed Brayton Cycle

Nancy Kabat, Enrico Jende, Eberhard Nicke, Panagiotis Stathopoulos
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102497
https://doi.org/10.1115/GT2023-102497
View Paper titled, Investigation on Process Architectures for High-Temperature Heat Pumps Based on a Reversed Brayton Cycle
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Topics: Architecture, Brayton cycle, Heat, Heat pumps, High temperature
Proceedings Papers

Numerical Investigation of Flow Characteristics in a Supercritical Carbon Dioxide Turbine for 20 Megawatt Brayton Cycle

Guoying Yang, Rui Yang, Qinghua Deng, Bozhou Xu, Jun Li, Zhenping Feng
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101767
https://doi.org/10.1115/GT2023-101767
View Paper titled, Numerical Investigation of Flow Characteristics in a Supercritical Carbon Dioxide Turbine for 20 Megawatt Brayton Cycle
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Topics: Axial flow, Brayton cycle, Clearances (Engineering), Flow (Dynamics), Supercritical carbon dioxide, Turbines
Proceedings Papers

Numerical Analysis of a Shrouded Centrifugal Compressor for Use in Supercritical Carbon Dioxide (s-CO2) Brayton Cycle

Arockia Fenil, Lakshminarayanan Seshadri, Pramod Kumar, Abdul Nassar, Gaurav Giri
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A032, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103420
https://doi.org/10.1115/GT2023-103420
View Paper titled, Numerical Analysis of a Shrouded Centrifugal Compressor for Use in Supercritical Carbon Dioxide (s-CO2) Brayton Cycle
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Topics: Brayton cycle, Compressors, Computational fluid dynamics, Design, Numerical analysis, 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
Publisher: American Society of Mechanical Engineers
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

Dynamic Modelling of a Brayton PTES System

Guido Francesco Frate, Matteo Pettinari, Emanuele Di Pino Incognito, Riccardo Costanzi, Lorenzo Ferrari
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83445
https://doi.org/10.1115/GT2022-83445
View Paper titled, Dynamic Modelling of a Brayton PTES System
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Topics: Batteries, Brayton cycle, Design, Dynamic modeling, Energy storage, Engineering simulation, Heat, Heat engines, Heat pumps, Power grids