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Proceedings Papers

Thermal Performance Characterization of Dry Gas Seals in a sCO 2 Compressor

Rahul A. Bidkar, Uttara Kumar, Xiaohua Zhang, Nora Molino, Joshua Neveu, John Klaerner, Jeremy Johnson, J. Jeffrey Moore
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A035, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128872
https://doi.org/10.1115/GT2024-128872
View Paper titled, Thermal Performance Characterization of Dry Gas Seals in a sCO 2 Compressor
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Topics: Compressors, Heat transfer, Performance characterization, Turbomachinery, Flow (Dynamics), Temperature, Cavities, Failure, Supercritical carbon dioxide, Accounting
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
Journal Articles

Oxygen Storage Incorporated Into Net Power and the Allam–Fetvedt Oxy-Fuel sCO 2 Power Cycle—Techno-Economic Analysis

J. Jeffrey Moore, Owen Pryor, Ian Cormier, Jeremy Fetvedt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091021.
Paper No: GTP-22-1350
https://doi.org/10.1115/1.4065048
Published Online: April 8, 2024
View Article titled, Oxygen Storage Incorporated Into Net Power and the Allam–Fetvedt Oxy-Fuel sCO 2 Power Cycle—Techno-Economic Analysis
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Topics: Economics , Fuels, Oxygen, Storage, Thermodynamic power cycles, Stress
Journal Articles

Manufacturing and Hydro Testing of a 10 MWe sCO 2 Axial Turbine

John D. Klaerner, J. Jeffrey Moore, Kyle Robinson, Jonathan L. Wade, Aaron McClung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011022.
Paper No: GTP-23-1464
https://doi.org/10.1115/1.4063635
Published Online: November 28, 2023
View Article titled, Manufacturing and Hydro Testing of a 10 MWe sCO 2 Axial Turbine
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Topics: Cycles, Design, Manufacturing, Pressure, Turbines, Welded joints, Testing, Inspection, Nozzles, Stress
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

Manufacturing and Hydro Testing of a 10 MWe sCO2 Axial Turbine

John D. Klaerner, J. Jeffrey Moore, Kyle Robinson, Jonathan L. Wade, Aaron McClung
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103135
https://doi.org/10.1115/GT2023-103135
View Paper titled, Manufacturing and Hydro Testing of a 10 MWe sCO2 Axial Turbine
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Topics: Manufacturing, Testing, Turbines, Design, Pressure, ASME Boiler and Pressure Vessel Code, Electricity (Physics), Fluid density, High temperature, Inspection
Proceedings Papers

Techno-Economic Performance of the Allam-Fetvedt Cycle With Oxygen Storage

Owen Pryor, J. Jeffrey Moore, Ian Cormier, Jeremy Fetvedt, Maksym Burlaka, Vlad Goldenberg
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103079
https://doi.org/10.1115/GT2023-103079
View Paper titled, Techno-Economic Performance of the Allam-Fetvedt Cycle With Oxygen Storage
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Topics: Cycles, Economics , Oxygen, Storage, Supercritical carbon dioxide, Alkaline fuel cells, Architecture, Carbon dioxide, Stress, Compressors
Proceedings Papers

Rotordynamic Force Coefficient Prediction of an Unshrouded Radial Inflow Expander and Labyrinth Seal Using Transient Computational Fluid Dynamic Analysis

Chris D. Kulhanek, Hector A. Delgado, Michael P. Marshall, J. Jeffrey Moore, Joseph Lillard, Yunbae Kim
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A021, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83257
https://doi.org/10.1115/GT2022-83257
View Paper titled, Rotordynamic Force Coefficient Prediction of an Unshrouded Radial Inflow Expander and Labyrinth Seal Using Transient Computational Fluid Dynamic Analysis
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Topics: Computational fluid dynamics, Inflow, Stiffness, Transients (Dynamics)
Proceedings Papers

Oxygen Storage Incorporated Into Net Power and the Allam-Fetvedt Oxy-Fuel sCO 2 Power Cycle – Technoeconomic Analysis

J. Jeffrey Moore, Owen Pryor, Ian Cormier, Jeremy Fetvedt
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A010, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82060
https://doi.org/10.1115/GT2022-82060
View Paper titled, Oxygen Storage Incorporated Into Net Power and the Allam-Fetvedt Oxy-Fuel sCO 2 Power Cycle – Technoeconomic Analysis
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Topics: Energy storage, Fuels, Oxygen, Storage, Thermodynamic power cycles
Proceedings Papers

Aerodynamics of Scallop Seal Flows in Turbomachinery

Gocha Chochua, Wei Shyy, Jeffrey Moore
Proc. ASME. IMECE2001, Heat Transfer: Volume 5 — Computational, Aerospace and Environmental Heat Transfer, 269-277, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/HTD-24311
https://doi.org/10.1115/IMECE2001/HTD-24311
View Paper titled, Aerodynamics of Scallop Seal Flows in Turbomachinery
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Topics: Aerodynamics, Flow (Dynamics), Turbomachinery, Physics, Turbulence, Accounting, Boundary-value problems, Compressible flow, Dampers, Design
Proceedings Papers

Effects of Scalloped Centrifugal Impellers on Aerodynamic and Rotordynamic Performance Using CFD Techniques

J. Jeffrey Moore
Proc. ASME. IMECE2000, Challenges and Goals in Industrial and Pipeline Compressors, 127-138, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1679
https://doi.org/10.1115/IMECE2000-1679
View Paper titled, Effects of Scalloped Centrifugal Impellers on Aerodynamic and Rotordynamic Performance Using CFD Techniques
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Topics: Computational fluid dynamics, Impellers, Flow (Dynamics), Diffusers, Thrust, Blades, High cycle fatigue, Horsepower, Pressure, Shear stress
Proceedings Papers

Operation and Control of a Supercritical CO 2 Compressor

Joshua D. Neveu, Stefan D. Cich, J. Jeffrey Moore, Jason Mortzheim
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A017, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59359
https://doi.org/10.1115/GT2021-59359
View Paper titled, Operation and Control of a Supercritical CO 2 Compressor
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Topics: Compressors, Control systems, Supercritical carbon dioxide
Proceedings Papers

Loop Transient Performance With a Closed Loop sCO2 Brayton Cycle

Stefan D. Cich, J. Jeffrey Moore, Meera Day Towler, Jason Mortzheim
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-04135
https://doi.org/10.1115/GT2021-04135
View Paper titled, Loop Transient Performance With a Closed Loop sCO2 Brayton Cycle
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Topics: Brayton cycle, Transients (Dynamics), High temperature, Testing, Turbines, Atmospheric pressure, Carbon dioxide, Cycles, Density, Emergencies
Proceedings Papers

Mechanical Design and Testing of a 2.5 MW sCO 2 Compressor Loop

Stefan D. Cich, J. Jeffrey Moore, Chris Kulhanek, Meera Day Towler, Jason Mortzheim
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-04155
https://doi.org/10.1115/GT2021-04155
View Paper titled, Mechanical Design and Testing of a 2.5 MW sCO 2 Compressor Loop
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Topics: Compressors, Design engineering, Testing, Carbon dioxide, Design, Domes (Structural elements), Inlet guide vanes, Brayton cycle, Compression, Construction
Proceedings Papers

Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop

Jeffrey Moore, Stefan Cich, Meera Day-Towler, Jason Mortzheim
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A018, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15945
https://doi.org/10.1115/GT2020-15945
View Paper titled, Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop
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Topics: Flow (Dynamics), Supercritical carbon dioxide, Testing, Turbines, Cycles, Steam, Heat, Temperature, Thermal efficiency, Transients (Dynamics)
Proceedings Papers

Three-Dimensional CFD Rotordynamic Analysis of Gas Labyrinth Seals

J. Jeffrey Moore
Proc. ASME. IDETC-CIE2001, Volume 6A: 18th Biennial Conference on Mechanical Vibration and Noise, 791-800, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/VIB-21394
https://doi.org/10.1115/DETC2001/VIB-21394
View Paper titled, Three-Dimensional CFD Rotordynamic Analysis of Gas Labyrinth Seals
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Topics: Computational fluid dynamics, Flow (Dynamics), Leakage, Shear stress, Cavities, Fluids, Geometry, High pressure (Physics), Internal flow, Machinery
Proceedings Papers

A Method for Rotordynamic Force Prediction of a Centrifugal Compressor Impeller Front Cavity Using a Transient Whirling CFD Technique

Kevin Hoopes, J. Jeffrey Moore, Aaron Rimpel, Chris Kulhanek, Balaji Venkataraman
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A011, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91904
https://doi.org/10.1115/GT2019-91904
View Paper titled, A Method for Rotordynamic Force Prediction of a Centrifugal Compressor Impeller Front Cavity Using a Transient Whirling CFD Technique
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Topics: Cavities, Compressor impellers, Computational fluid dynamics, Transients (Dynamics), Whirls, Impellers, Modeling, Simulation, Stability
Proceedings Papers

Radial Inlet and Exit Design for a 10 MWe sCO 2 Axial Turbine

Stefan D. Cich, J. Jeffrey Moore, Michael Marshall, Kevin Hoopes, Jason Mortzheim, Douglas Hofer
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90392
https://doi.org/10.1115/GT2019-90392
View Paper titled, Radial Inlet and Exit Design for a 10 MWe sCO 2 Axial Turbine
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Topics: Design, Turbines, Power density, Cycles, Brayton cycle, Degrees of freedom, Engines, Flow (Dynamics), High temperature, Machinery
Proceedings Papers

Measurements of End Cap Temperatures in a Multistage Barrel-Style Centrifugal Compressor

Natalie R. Smith, Jason C. Wilkes, Jonathan Wade, Timothy C. Allison, Meera Day Towler, J. Jeffrey Moore, Ian Weinberg, Michael McCune
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A026, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91798
https://doi.org/10.1115/GT2019-91798
View Paper titled, Measurements of End Cap Temperatures in a Multistage Barrel-Style Centrifugal Compressor
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Topics: Compressors, Temperature, Gas compressors, Fluids, Leakage, Risk, Seals, Temperature distribution
Proceedings Papers

Loop Filling and Start Up With a Closed Loop sCO 2 Brayton Cycle

Stefan D. Cich, J. Jeffrey Moore, Meera Day Towler, Jason Mortzheim, Douglas Hofer
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A006, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90393
https://doi.org/10.1115/GT2019-90393
View Paper titled, Loop Filling and Start Up With a Closed Loop sCO 2 Brayton Cycle
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Topics: Atmospheric pressure, Brayton cycle, Carbon dioxide, Cycles, Density, Emergencies, Ice, Mechanical testing, Testing, Transients (Dynamics)