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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

DOI: https://doi.org/10.1115/GT2022-83588

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Topics: Construction, Cycles, Design, Electricity (Physics), Energy generation, Manufacturing, Supercritical carbon dioxide, Teams, Test facilities

Proceedings Papers

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

John Marion, Brian Lariviere, Aaron McClung, Jason Mortzheim

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A011, June 7–11, 2021

Paper No: GT2021-58981

DOI: https://doi.org/10.1115/GT2021-58981

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Topics: Construction, Cycles, Design, Energy generation, Manufacturing, Supercritical carbon dioxide, Teams, Test facilities

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

Paper No: GT2021-59359

DOI: https://doi.org/10.1115/GT2021-59359

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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

Paper No: GT2021-04135

DOI: https://doi.org/10.1115/GT2021-04135

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Topics: Brayton cycle, Transients (Dynamics), High temperature, Testing, Turbines, Atmospheric pressure, Carbon dioxide, Cycles, Density, Emergencies

Proceedings Papers

Challenges With Measuring Supercritical CO2 Compressor Performance When Approaching the Liquid-Vapor Dome

Jason Mortzheim, Doug Hofer, Stephan Priebe, Aaron McClung, J. Jeffery Moore, Stefan Cich

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A019, June 7–11, 2021

Paper No: GT2021-59527

DOI: https://doi.org/10.1115/GT2021-59527

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Topics: Compressors, Domes (Structural elements), Supercritical carbon dioxide, Vapors, Uncertainty, Density, Carbon dioxide, Compression, Pressure, Cycles

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

Paper No: GT2021-04155

DOI: https://doi.org/10.1115/GT2021-04155

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Topics: Compressors, Design engineering, Testing, Carbon dioxide, Design, Domes (Structural elements), Inlet guide vanes, Brayton cycle, Compression, Construction

Proceedings Papers

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

John Marion, Brian Lariviere, Aaron McClung, Jason Mortzheim, Robin Ames

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A002, September 21–25, 2020

Paper No: GT2020-14334

DOI: https://doi.org/10.1115/GT2020-14334

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Topics: Brayton cycle, Concentrating solar power, Construction, Cycles, Design, Energy conversion, Energy generation, Fluids, Heat, Heat recovery

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

Paper No: GT2020-15945

DOI: https://doi.org/10.1115/GT2020-15945

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Topics: Flow (Dynamics), Supercritical carbon dioxide, Testing, Turbines, Cycles, Steam, Heat, Temperature, Thermal efficiency, Transients (Dynamics)

Proceedings Papers

The STEP 10 MWe sCO 2 Pilot Plant Demonstration

John Marion, Mike Kutin, Aaron McClung, Jason Mortzheim, Robin Ames

Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A031, June 17–21, 2019

Paper No: GT2019-91917

DOI: https://doi.org/10.1115/GT2019-91917

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Topics: Brayton cycle, Concentrating solar power, Construction, Cycles, Design, Energy conversion, Energy generation, Fluids, Heat, Heat recovery

Proceedings Papers

Supercritical CO 2 Tests for Hydrostatic Film Stiffness in Film-Riding Seals

Deepak Trivedi, Rahul A. Bidkar, Christopher E. Wolfe, Jason Mortzheim

Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A018, June 17–21, 2019

Paper No: GT2019-90975

DOI: https://doi.org/10.1115/GT2019-90975

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Topics: Hydrostatics, Stiffness, Supercritical carbon dioxide, Bearings, Temperature, Computational fluid dynamics, Flow (Dynamics), Fluid films, Fluids, Design

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

Paper No: GT2019-90392

DOI: https://doi.org/10.1115/GT2019-90392

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Topics: Design, Turbines, Power density, Cycles, Brayton cycle, Degrees of freedom, Engines, Flow (Dynamics), High temperature, Machinery

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

Paper No: GT2019-90393

DOI: https://doi.org/10.1115/GT2019-90393

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Topics: Atmospheric pressure, Brayton cycle, Carbon dioxide, Cycles, Density, Emergencies, Ice, Mechanical testing, Testing, Transients (Dynamics)

Proceedings Papers

Fundamental Design Issues of Brush Seals for Industrial Applications

Saim Dinc, Mehmet Demiroglu, Norman Turnquist, Jason Mortzheim, Gayle Goetze, John Maupin, James Hopkins, Christopher Wolfe, Mark Florin

Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A080, June 4–7, 2001

Paper No: 2001-GT-0400

DOI: https://doi.org/10.1115/2001-GT-0400

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Topics: Design, Failure mechanisms, Blades, Creep, Fatigue, High temperature, Oxidation, Stress, Tradeoffs, Turbines

Journal Articles

Fundamental Design Issues of Brush Seals for Industrial Applications

Saim Dinc, Mehmet Demiroglu, Norman Turnquist, Jason Mortzheim, Gayle Goetze, John Maupin, James Hopkins, Christopher Wolfe, Mark Florin

J. Turbomach. April 2002, 124(2): 293–300.

DOI: https://doi.org/10.1115/1.1451847

Published Online: April 9, 2002

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Topics: Design, Gas turbines, Flow (Dynamics), Steam turbines

Journal citation

NARROW

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

Operation and Control of a Supercritical CO 2 Compressor

Loop Transient Performance With a Closed Loop sCO2 Brayton Cycle

Challenges With Measuring Supercritical CO2 Compressor Performance When Approaching the Liquid-Vapor Dome

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

The STEP 10 MWe sCO 2 Pilot Demonstration Status Update

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

The STEP 10 MWe sCO 2 Pilot Plant Demonstration

Supercritical CO 2 Tests for Hydrostatic Film Stiffness in Film-Riding Seals

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

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

Fundamental Design Issues of Brush Seals for Industrial Applications

Fundamental Design Issues of Brush Seals for Industrial Applications

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