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Stefan Cich
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Proceedings Papers

Parametric Modeling and Economic Analysis of a 2MW th 3-Stream sCO 2 Heat Exchanger

Joshua Neveu, Owen Pryor, Stefan Cich, Ellen Stechel
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A001, June 13–17, 2022
Paper No: GT2022-80558
https://doi.org/10.1115/GT2022-80558
View Paper titled, Parametric Modeling and Economic Analysis of a 2MW th 3-Stream sCO 2 Heat Exchanger
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Topics: Economic analysis, Heat exchangers, Modeling
Proceedings Papers

Power and Compression Analysis of Power-To-Gas Implementations in Natural Gas Pipelines With Up to 100% Hydrogen Concentration

Timothy C. Allison, John Klaerner, Stefan Cich, Rainer Kurz, Marybeth McBain
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A011, June 7–11, 2021
Paper No: GT2021-59398
https://doi.org/10.1115/GT2021-59398
View Paper titled, Power and Compression Analysis of Power-To-Gas Implementations in Natural Gas Pipelines With Up to 100% Hydrogen Concentration
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Topics: Compression, Energy storage, Hydrogen, Methane, Natural gas distribution, Pipelines
Proceedings Papers

Radial Inlet and Exit Off-Design Performance Prediction for a 10 MWe Supercritical CO 2 Axial Turbine

Michael Marshall, Thomas Vandeputte, Stefan Cich, Megan Herrara
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A005, June 7–11, 2021
Paper No: GT2021-04266
https://doi.org/10.1115/GT2021-04266
View Paper titled, Radial Inlet and Exit Off-Design Performance Prediction for a 10 MWe Supercritical CO 2 Axial Turbine
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Topics: Design, Supercritical carbon dioxide, Turbines, Cycles, Pressure, Computational fluid dynamics, Diffusers, Boundary-value problems, Flow (Dynamics), Modeling
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
https://doi.org/10.1115/GT2021-59527
View Paper titled, Challenges With Measuring Supercritical CO2 Compressor Performance When Approaching the Liquid-Vapor Dome
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Topics: Compressors, Domes (Structural elements), Supercritical carbon dioxide, Vapors, Uncertainty, Density, Carbon dioxide, Compression, Pressure, Cycles
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
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

Design of an Air Dynamometer for Direct Connection to the SunShot SCO 2 Turbine Expander Shaft

Kevin Hoopes, J. Jeffrey Moore, Stefan Cich, Chiranjeev Kalra
Proc. ASME. GT2015, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A018, June 15–19, 2015
Paper No: GT2015-44056
https://doi.org/10.1115/GT2015-44056
View Paper titled, Design of an Air Dynamometer for Direct Connection to the SunShot SCO 2 Turbine Expander Shaft
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Topics: Design, Dynamometers, Turbines, Compressors, Air compressors, Bearings, Design engineering, Flow (Dynamics), Impellers, Stress