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Journal Articles

A Modified Loss Breakdown Approach for Axial Turbines Operating with Blended Supercritical Carbon Dioxide

Accepted Manuscript
Abdelrahman Abdeldayem, Salma Ibrahim Abdelhak Ibrahim Salah, Martin White, A.I. Sayma
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-22-1616
DOI: https://doi.org/10.1115/1.4062478
Published Online: May 5, 2023
View Article titled, A Modified Loss Breakdown Approach for Axial Turbines Operating with Blended Supercritical Carbon Dioxide
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Topics: Supercritical carbon dioxide, Turbines, Boundary layers, Computational fluid dynamics, Carbon dioxide, Computer simulation, Entropy, Flow (Dynamics), Machinery, Rotors
Journal Articles

Techno-Economic Comparison of Supercritical CO 2 , Steam, and Organic Rankine Cycles for Waste Heat Recovery Applications

Giovanni Baglietto, Simone Maccarini, Alberto Traverso, Paolo Bruttini
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041021.
Paper No: GTP-22-1439
DOI: https://doi.org/10.1115/1.4055727
Published Online: December 14, 2022
View Article titled, Techno-Economic Comparison of Supercritical CO 2 , Steam, and Organic Rankine Cycles for Waste Heat Recovery Applications
Click here to open pdf in another window PDF for Techno-Economic Comparison of Supercritical CO 2 , Steam, and Organic Rankine Cycles for Waste Heat Recovery Applications
Topics: Cycles, Economics , Electricity (Physics), Heat recovery, Optimization, Organic Rankine cycle, Steam, Supercritical carbon dioxide, Temperature, Fluids
Journal Articles

Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience

Bigi Manuele, Bisio Valentina, Evangelisti Silvia, Giancotti Marco, Milani Alberto, Pellegrini Tiziano
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031024.
Paper No: GTP-22-1345
DOI: https://doi.org/10.1115/1.4055707
Published Online: December 13, 2022
View Article titled, Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience
Click here to open pdf in another window PDF for Design and Operability Challenges for Supercritical CO 2 Plants: The sCO 2 -Flex Centrifugal Compressor Test Experience
Topics: Carbon dioxide, Compressors, Design, Engineering prototypes, Pressure, Safety, Suction, Vibration, Transients (Dynamics), Supercritical carbon dioxide
Journal Articles

An Experimental Investigation of Supercritical Methane Injection Characteristics in a CO 2 Environment

Ritesh Ghorpade, Gihun Kim, K. R. V. Manikantachari (Raghu), Joshua Weiner, Daniel T. Banuti, Subith Vasu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031018.
Paper No: GTP-22-1280
DOI: https://doi.org/10.1115/1.4055632
Published Online: December 8, 2022
View Article titled, An Experimental Investigation of Supercritical Methane Injection Characteristics in a CO 2 Environment
Click here to open pdf in another window PDF for An Experimental Investigation of Supercritical Methane Injection Characteristics in a CO 2 Environment
Topics: Carbon dioxide, Density, Fluids, Methane, Pressure, Temperature, Supercritical carbon dioxide
Journal Articles

Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring

Tao Yuan, Zhigang Li, Jun Li, Qi Yuan
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011011.
Paper No: GTP-22-1145
DOI: https://doi.org/10.1115/1.4055787
Published Online: October 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring
Click here to open pdf in another window PDF for Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring
Topics: Damping, Displacement, Film thickness, Fluid films, Fluids, Leakage, Pressure, Sealing (Process), Stiffness, Supercritical carbon dioxide
Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071006.
Paper No: GTP-21-1636
DOI: https://doi.org/10.1115/1.4054374
Published Online: May 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery
Click here to open pdf in another window PDF for Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery
Topics: Brakes, Cavities, Clearances (Engineering), Dampers, Damping, Fluids, Pressure, Rotors, Stiffness, Supercritical carbon dioxide
Journal Articles

A Code for the Preliminary Design of Cooled Supercritical CO 2 Turbines and Application to the Allam Cycle

Roberto Scaccabarozzi, Emanuele Martelli, Matteo Pini, Carlo Maria De Servi, Paolo Chiesa, Manuele Gatti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031012.
Paper No: GTP-20-1784
DOI: https://doi.org/10.1115/1.4052146
Published Online: January 3, 2022
View Article titled, A Code for the Preliminary Design of Cooled Supercritical CO 2 Turbines and Application to the Allam Cycle
Click here to open pdf in another window PDF for A Code for the Preliminary Design of Cooled Supercritical CO 2 Turbines and Application to the Allam Cycle
Topics: Blades, Cooling, Cycles, Design, Flow (Dynamics), Fluids, Turbines, Coolants, Stress, Supercritical carbon dioxide
Journal Articles

A Comparison Between Organic Rankine Cycle and Supercritical CO 2 Bottoming Cycles for Energy Recovery From Industrial Gas Turbines Exhaust Gas

Alessandra Maria Ancona, Michele Bianchi, Lisa Branchini, Andrea De Pascale, Francesco Melino, Antonio Peretto, Noemi Torricelli
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121014.
Paper No: GTP-21-1282
DOI: https://doi.org/10.1115/1.4051950
Published Online: October 12, 2021
View Article titled, A Comparison Between Organic Rankine Cycle and Supercritical CO 2 Bottoming Cycles for Energy Recovery From Industrial Gas Turbines Exhaust Gas
Click here to open pdf in another window PDF for A Comparison Between Organic Rankine Cycle and Supercritical CO 2 Bottoming Cycles for Energy Recovery From Industrial Gas Turbines Exhaust Gas
Topics: Cycles, Organic Rankine cycle, Supercritical carbon dioxide, Gas turbines, Turbines, Pressure, Exhaust systems, Temperature, Carbon dioxide, Heat recovery
Journal Articles

Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101002.
Paper No: GTP-21-1024
DOI: https://doi.org/10.1115/1.4051104
Published Online: June 17, 2021
View Article titled, Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery
Click here to open pdf in another window PDF for Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery
Topics: Brakes, Cavities, Dampers, Damping, Fluids, Leakage, Pressure, Rotors, Stiffness, Supercritical carbon dioxide
Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions

Bugra Ertas, Keith Gary, Adolfo Delgado
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081023.
Paper No: GTP-20-1671
DOI: https://doi.org/10.1115/1.4050864
Published Online: May 7, 2021
View Article titled, Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions
Click here to open pdf in another window PDF for Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions
Topics: Bearings, Fluids, Stress, Thrust, Thrust bearings, Turbomachinery, Pressure, Clearances (Engineering), Flow (Dynamics), Supercritical carbon dioxide
Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing

Bugra Ertas
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081024.
Paper No: GTP-20-1710
DOI: https://doi.org/10.1115/1.4050865
Published Online: May 7, 2021
View Article titled, Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing
Click here to open pdf in another window PDF for Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing
Topics: Bearings, Design, Stress, Testing, Thrust, Thrust bearings, Turbomachinery, Additive manufacturing, Springs, Stiffness
Journal Articles

A High-Fidelity Modeling Tool to Support the Design of Oxy-Combustors for Direct-Fired Supercritical CO 2 Cycles

Andrea C. Zambon, Ashvin Hosangadi, Tim Weathers, Mark Winquist, Jeff Mays, Shinjiro Miyata, Ganesan Subbaraman
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2021, 143(1): 011016.
Paper No: GTP-20-1538
DOI: https://doi.org/10.1115/1.4049350
Published Online: January 4, 2021
View Article titled, A High-Fidelity Modeling Tool to Support the Design of Oxy-Combustors for Direct-Fired Supercritical CO 2 Cycles
Click here to open pdf in another window PDF for A High-Fidelity Modeling Tool to Support the Design of Oxy-Combustors for Direct-Fired Supercritical CO 2 Cycles
Topics: Carbon dioxide, Chemistry, Combustion chambers, Computational fluid dynamics, Design, Diluents, Flames, Fuels, Modeling, Nitrogen oxides
Journal Articles

Impact of Turbomachinery Degradation on Performance and Dynamic Behavior of Supercritical CO 2 Cycle

Seongmin Son, Jeong Yeol Baek, Yongju Jeong, Jeong Ik Lee
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2020, 142(9): 091007.
Paper No: GTP-20-1146
DOI: https://doi.org/10.1115/1.4047888
Published Online: August 26, 2020
View Article titled, Impact of Turbomachinery Degradation on Performance and Dynamic Behavior of Supercritical CO 2 Cycle
Click here to open pdf in another window PDF for Impact of Turbomachinery Degradation on Performance and Dynamic Behavior of Supercritical CO 2 Cycle
Topics: Compressors, Cycles, Stress, Supercritical carbon dioxide, Turbines, Turbomachinery, Control equipment, Power systems (Machinery)
Journal Articles

Ignition Delay Times of Oxy-Syngas and Oxy-Methane in Supercritical CO 2 Mixtures for Direct-Fired Cycles

Samuel Barak, Owen Pryor, Erik Ninnemann, Sneha Neupane, Subith Vasu, Xijia Lu, Brock Forrest
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2020, 142(2): 021014.
Paper No: GTP-19-1233
DOI: https://doi.org/10.1115/1.4045743
Published Online: January 16, 2020
View Article titled, Ignition Delay Times of Oxy-Syngas and Oxy-Methane in Supercritical CO 2 Mixtures for Direct-Fired Cycles
Click here to open pdf in another window PDF for Ignition Delay Times of Oxy-Syngas and Oxy-Methane in Supercritical CO 2 Mixtures for Direct-Fired Cycles
Topics: Carbon dioxide, Ignition delay, Methane, Pressure, Syngas, Temperature, Shock tubes, Fuels, Cycles, Supercritical carbon dioxide
Journal Articles

Impact of Fluid Substitution on the Performance of an Axial Compressor Blade Cascade Working with Supercritical Carbon Dioxide

Carlos Tello, Alejandro Muñoz, David Sánchez, Timoleon Kipouros, Mark Savill
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2020, 142(1): 011019.
Paper No: GTP-19-1625
DOI: https://doi.org/10.1115/1.4045473
Published Online: December 11, 2019
View Article titled, Impact of Fluid Substitution on the Performance of an Axial Compressor Blade Cascade Working with Supercritical Carbon Dioxide
Click here to open pdf in another window PDF for Impact of Fluid Substitution on the Performance of an Axial Compressor Blade Cascade Working with Supercritical Carbon Dioxide
Topics: Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Fluids, Pressure, Supercritical carbon dioxide, Turbomachinery
Journal Articles

A General Study of Counterflow Diffusion Flames for Supercritical CO 2 Combustion

K. R. V. Manikantachari, Scott Martin, Ramees K. Rahman, Carlos Velez, Subith Vasu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121020.
Paper No: GTP-19-1538
DOI: https://doi.org/10.1115/1.4045195
Published Online: November 19, 2019
View Article titled, A General Study of Counterflow Diffusion Flames for Supercritical CO 2 Combustion
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Topics: Carbon dioxide, Combustion, Diffusion flames, Flames, Modeling, Pressure, Prandtl number, Energy dissipation, Scalars, Temperature
Journal Articles

Experimental Validation of a Wide-Range Centrifugal Compressor Stage for Supercritical CO 2 Power Cycles

Timothy C. Allison, Natalie R. Smith, Robert Pelton, Jason C. Wilkes, Sewoong Jung
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2019, 141(6): 061011.
Paper No: GTP-18-1621
DOI: https://doi.org/10.1115/1.4041920
Published Online: February 18, 2019
View Article titled, Experimental Validation of a Wide-Range Centrifugal Compressor Stage for Supercritical CO 2 Power Cycles
Click here to open pdf in another window PDF for Experimental Validation of a Wide-Range Centrifugal Compressor Stage for Supercritical CO 2 Power Cycles
Topics: Compressors, Computational fluid dynamics, Design, Flow (Dynamics), Impellers, Thermodynamic power cycles, Diffusers, Temperature, Supercritical carbon dioxide
Journal Articles

Capital Cost Assessment of Concentrated Solar Power Plants Based on Supercritical Carbon Dioxide Power Cycles

Francesco Crespi, David Sánchez, Tomás Sánchez, Gonzalo S. Martínez
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071011.
Paper No: GTP-18-1741
DOI: https://doi.org/10.1115/1.4042304
Published Online: February 6, 2019
View Article titled, Capital Cost Assessment of Concentrated Solar Power Plants Based on Supercritical Carbon Dioxide Power Cycles
Click here to open pdf in another window PDF for Capital Cost Assessment of Concentrated Solar Power Plants Based on Supercritical Carbon Dioxide Power Cycles
Topics: Cycles, Solar energy, Thermal energy storage, Thermodynamic power cycles, Temperature, Concentrating solar power, Supercritical carbon dioxide, Pressure, Power stations
Journal Articles

Turbomachine Design for Supercritical Carbon Dioxide Within the sCO2-HeRo.eu Project

Alexander Hacks, Sebastian Schuster, Hans Josef Dohmen, Friedrich-Karl Benra, Dieter Brillert
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121017.
Paper No: GTP-18-1295
DOI: https://doi.org/10.1115/1.4040861
Published Online: November 29, 2018
View Article titled, Turbomachine Design for Supercritical Carbon Dioxide Within the sCO2-HeRo.eu Project
Click here to open pdf in another window PDF for Turbomachine Design for Supercritical Carbon Dioxide Within the sCO2-HeRo.eu Project
Topics: Compressors, Design, Turbomachinery, Supercritical carbon dioxide, Generators, Impellers
Journal Articles

Numerical Investigation of the Flow Behavior Inside a Supercritical CO 2 Centrifugal Compressor

Alireza Ameli, Teemu Turunen-Saaresti, Jari Backman
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122604.
Paper No: GTP-18-1197
DOI: https://doi.org/10.1115/1.4040577
Published Online: August 30, 2018
View Article titled, Numerical Investigation of the Flow Behavior Inside a Supercritical CO 2 Centrifugal Compressor
Click here to open pdf in another window PDF for Numerical Investigation of the Flow Behavior Inside a Supercritical CO 2 Centrifugal Compressor
Topics: Compressors, Flow (Dynamics), Fluids, Pressure, Resolution (Optics), Simulation, Supercritical carbon dioxide, Temperature, Carbon dioxide, Computational fluid dynamics