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Proceedings Papers

RANS Simulation of a Radial Compressor With Supercritical CO 2 Fluid for External Loss Model Development

Seong Gu Kim, Seong Kuk Cho, Jeong Ik Lee, Jekyoung Lee, Si Woo Lee, Yacine Addad, Jae Eun Cha

Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A020, June 11–15, 2018

Paper No: GT2018-76943

DOI: https://doi.org/10.1115/GT2018-76943

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Topics: Compressors, Fluids, Model development, Reynolds-averaged Navier–Stokes equations, Simulation, Supercritical carbon dioxide, Computational fluid dynamics, Condensation, Design, Energy budget (Physics)

Journal Articles

The Effect of Real Gas Approximations on S-CO 2 Compressor Design

Jekyoung Lee, Seong Kuk Cho, Jeong Ik Lee

J. Turbomach. May 2018, 140(5): 051007.

Paper No: TURBO-17-1208

DOI: https://doi.org/10.1115/1.4038879

Published Online: April 6, 2018

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Topics: Approximation, Compressors, Design, Supercritical carbon dioxide, Errors

Proceedings Papers

Sensitivity Study of S-CO 2 Compressor Design for Different Real Gas Approximations

Jekyoung Lee, Seong Kuk Cho, Jae Eun Cha, Jeong Ik Lee

Proc. ASME. GT2016, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A010, June 13–17, 2016

Paper No: GT2016-57100

DOI: https://doi.org/10.1115/GT2016-57100

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Topics: Approximation, Compressors, Design, Supercritical carbon dioxide, Brayton cycle, Fluids, Specific heat, Technology development, Turbomachinery, Carbon dioxide

Proceedings Papers

S-CO 2 Turbine Design for Decay Heat Removal System of Sodium Cooled Fast Reactor

Seong Kuk Cho, Jekyoung Lee, Jeong Ik Lee, Jae Eun Cha

Proc. ASME. GT2016, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A006, June 13–17, 2016

Paper No: GT2016-56532

DOI: https://doi.org/10.1115/GT2016-56532

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Topics: Design, Heat, Sodium fast reactors, Supercritical carbon dioxide, Turbines, Design methodology, Nuclear reactors, Turbochargers, Brayton cycle, Compressors

Proceedings Papers

Off Design Performance Map Similarity Study of Radial Type Turbomachinery in Supercritical CO 2 Brayton Cycle

Seong Kuk Cho, Jekyoung Lee, Jeong Ik Lee

Proc. ASME. AJKFluids2015, Volume 1: Symposia, V001T09A001, July 26–31, 2015

Paper No: AJKFluids2015-7903

DOI: https://doi.org/10.1115/AJKFluids2015-7903

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Topics: Brayton cycle, Design, Supercritical carbon dioxide, Turbomachinery, Compressors, Power conversion systems, Cycles, Design methodology, Engineering design processes, Engineering prototypes

Proceedings Papers

Preliminary Experimental Study of Precooler in Supercritical CO 2 Brayton Cycle

Seungjoon Baik, Seong Gu Kim, Seong Jun Bae, Yoonhan Ahn, Jekyoung Lee, Jeong Ik Lee

Proc. ASME. GT2015, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A010, June 15–19, 2015

Paper No: GT2015-42915

DOI: https://doi.org/10.1115/GT2015-42915

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Topics: Brayton cycle, Supercritical carbon dioxide, Cycles, Heat exchangers, Design, Energy conversion, Temperature, Thermal efficiency, Carbon dioxide, Circuits

Proceedings Papers

Hybrid System of Supercritical Carbon Dioxide Brayton Cycle and Carbon Dioxide Rankine Cycle Combined Fuel Cell

Seong Jun Bae, Yoonhan Ahn, Jekyoung Lee, Jeong Ik Lee

Proc. ASME. GT2014, Volume 3B: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Supercritical CO2 Power Cycles; Wind Energy, V03BT36A004, June 16–20, 2014

Paper No: GT2014-25238

DOI: https://doi.org/10.1115/GT2014-25238

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Topics: Brayton cycle, Carbon dioxide, Fuel cells, Rankine cycle, Supercritical carbon dioxide, Heat, Cycles, Thermal efficiency, Molten carbonate fuel cells, Flow (Dynamics)

Proceedings Papers

Numerical Investigation of a Centrifugal Compressor for Supercritical CO 2 as a Working Fluid

Seong Gu Kim, Yoonhan Ahn, Jekyoung Lee, Jeong Ik Lee, Yacine Addad, Bockseong Ko

Proc. ASME. GT2014, Volume 3B: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Supercritical CO2 Power Cycles; Wind Energy, V03BT36A005, June 16–20, 2014

Paper No: GT2014-25239

DOI: https://doi.org/10.1115/GT2014-25239

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Topics: Compressors, Fluids, Supercritical carbon dioxide, Computational fluid dynamics, Cycles, Design, Flow (Dynamics), Geometry, Pressure, Brayton cycle

Proceedings Papers

Studies of Supercritical Carbon Dioxide Brayton Cycle Performance Coupled to Various Heat Sources

Yoonhan Ahn, Jekyoung Lee, Seong Gu Kim, Jeong Ik Lee

Proc. ASME. POWER2013, Volume 2: Reliability, Availability and Maintainability (RAM); Plant Systems, Structures, Components and Materials Issues; Simple and Combined Cycles; Advanced Energy Systems and Renewables (Wind, Solar and Geothermal); Energy Water Nexus; Thermal Hydraulics and CFD; Nuclear Plant Design, Licensing and Construction; Performance Testing and Performance Test Codes, V002T09A002, July 29–August 1, 2013

Paper No: POWER2013-98052

DOI: https://doi.org/10.1115/POWER2013-98052

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Topics: Brayton cycle, Heat, Supercritical carbon dioxide, Cycles, Design, Energy resources, Power conversion systems, Power stations, Temperature, Climate change

Proceedings Papers

The Design Study of Supercritical Carbon Dioxide Integral Experiment Loop

Yoonhan Ahn, Jekyoung Lee, Seong Gu Kim, Jeong Ik Lee, Jae Eun Cha

Proc. ASME. GT2013, Volume 8: Supercritical CO2 Power Cycles; Wind Energy; Honors and Awards, V008T34A003, June 3–7, 2013

Paper No: GT2013-94122

DOI: https://doi.org/10.1115/GT2013-94122

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Topics: Design, Supercritical carbon dioxide, Cycles, Teams, Flow (Dynamics), Heat, Pressure, Temperature, Compressors, Concentrating solar power

Proceedings Papers

SCO2PE Operating Experience and Validation and Verification of KAIST_TMD

Jekyoung Lee, Jeong Ik Lee, Yoonhan Ahn, Seong Gu Kim, Jae Eun Cha

Proc. ASME. GT2013, Volume 8: Supercritical CO2 Power Cycles; Wind Energy; Honors and Awards, V008T34A004, June 3–7, 2013

Paper No: GT2013-94219

DOI: https://doi.org/10.1115/GT2013-94219

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Topics: Brayton cycle, Compressors, Databases, Design, Design methodology, Engines, Geometry, Heat exchangers, Motors, Pumps

Proceedings Papers

Design Methodology of Supercritical CO2 Brayton Cycle Turbomachineries

Jekyoung Lee, Jeong Ik Lee, Yoonhan Ahn, Hojoon Yoon

Proc. ASME. GT2012, Volume 5: Manufacturing Materials and Metallurgy; Marine; Microturbines and Small Turbomachinery; Supercritical CO2 Power Cycles, 975-983, June 11–15, 2012

Paper No: GT2012-68933

DOI: https://doi.org/10.1115/GT2012-68933

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Topics: Brayton cycle, Design methodology, Supercritical carbon dioxide, Design, Turbomachinery, Cycles, Carbon dioxide, Computer software, Temperature, Thermal efficiency

Journal citation

NARROW

RANS Simulation of a Radial Compressor With Supercritical CO 2 Fluid for External Loss Model Development

The Effect of Real Gas Approximations on S-CO 2 Compressor Design

Sensitivity Study of S-CO 2 Compressor Design for Different Real Gas Approximations

S-CO 2 Turbine Design for Decay Heat Removal System of Sodium Cooled Fast Reactor

Off Design Performance Map Similarity Study of Radial Type Turbomachinery in Supercritical CO 2 Brayton Cycle

Preliminary Experimental Study of Precooler in Supercritical CO 2 Brayton Cycle

Hybrid System of Supercritical Carbon Dioxide Brayton Cycle and Carbon Dioxide Rankine Cycle Combined Fuel Cell

Numerical Investigation of a Centrifugal Compressor for Supercritical CO 2 as a Working Fluid

Studies of Supercritical Carbon Dioxide Brayton Cycle Performance Coupled to Various Heat Sources

The Design Study of Supercritical Carbon Dioxide Integral Experiment Loop

SCO2PE Operating Experience and Validation and Verification of KAIST_TMD

Design Methodology of Supercritical CO2 Brayton Cycle Turbomachineries

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