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Journal Articles

Centrifugal Compressor Surge in Closed-Loop Systems: Initial Modeling and Comparison With Experiments

Sreenath Purushothaman, Carlo Alberto Niccolini Marmont Du Haut Champ, Federico Reggio, Paolo Silvestri, Alberto Traverso, Chaitanya Halbe
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031012.
Paper No: GTP-24-1466
https://doi.org/10.1115/1.4066376
Published Online: October 4, 2024
View Article titled, Centrifugal Compressor Surge in Closed-Loop Systems: Initial Modeling and Comparison With Experiments
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Topics: Compressors, Heat exchangers, Modeling, Surges, Refrigerants, Cycles, Pressure, Condensers (steam plant), Flow (Dynamics), Fluids
Journal Articles

Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas

Carlo Cravero, Davide Marsano, Vishnu Sishtla, Chaitanya Halbe, William T. Cousins
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021010.
Paper No: GTP-23-1246
https://doi.org/10.1115/1.4063577
Published Online: November 2, 2023
View Article titled, Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas
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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Inlet guide vanes, Pressure, Rotors, Surges, Blades, Entropy
Journal Articles

On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps

Renan Emre Karaefe, Pascal Post, Valerius Venzik, Paul Wotzka, Riley B. Barta, Dirk Müller, Francesca di Mare
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041013.
Paper No: GTP-22-1422
https://doi.org/10.1115/1.4055795
Published Online: December 13, 2022
View Article titled, On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps
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Topics: Compressors, Cycles, Design, Fluids, Heat pumps, Carbon dioxide, Flow (Dynamics), Impellers, Refrigerants, Optimization
Journal Articles

Experimental and Numerical Study of Supersonic Non-ideal Flows for Organic Rankine Cycle Applications

Miles Robertson, Peter Newton, Tao Chen, Aaron Costall, Ricardo Martinez-Botas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2020, 142(8): 081007.
Paper No: GTP-20-1054
https://doi.org/10.1115/1.4046758
Published Online: July 31, 2020
View Article titled, Experimental and Numerical Study of Supersonic Non-ideal Flows for Organic Rankine Cycle Applications
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Topics: Computational fluid dynamics, Design, Flow (Dynamics), Fluids, Nozzles, Organic Rankine cycle, Pressure, Refrigerants, Simulation, Temperature
Journal Articles

Scaling of Gas Turbine From Air to Refrigerants for Organic Rankine Cycle Using Similarity Concept

Choon Seng Wong, Susan Krumdieck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2016, 138(6): 061701.
Paper No: GTP-15-1340
https://doi.org/10.1115/1.4031641
Published Online: November 17, 2015
View Article titled, Scaling of Gas Turbine From Air to Refrigerants for Organic Rankine Cycle Using Similarity Concept
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Gas turbines, Organic Rankine cycle, Pressure, Refrigerants, Turbines, Turbomachinery, Errors
Journal Articles

Comparative Study of Using R-410A, R-407C, R-22, and R-134a as Cooling Medium in the Condenser of a Steam Power Plant

Khaled Yousef, Abebayehu Assefa, Ahmed Hegazy, Abraham Engeda
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2015, 137(2): 022002.
Paper No: GTP-14-1381
https://doi.org/10.1115/1.4028266
Published Online: September 10, 2014
View Article titled, Comparative Study of Using R-410A, R-407C, R-22, and R-134a as Cooling Medium in the Condenser of a Steam Power Plant
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Topics: Condensation, Condensers (steam plant), Cooling, Heat transfer, Refrigerants, Flow (Dynamics), Temperature, Steam, Thermal power stations
Journal Articles

Empirical Models for a Screw Expander Based on Experimental Data From Organic Rankine Cycle System Testing

Vamshi Krishna Avadhanula, Chuen-Sen Lin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2014, 136(6): 062601.
Paper No: GTP-13-1423
https://doi.org/10.1115/1.4026303
Published Online: January 9, 2014
View Article titled, Empirical Models for a Screw Expander Based on Experimental Data From Organic Rankine Cycle System Testing
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Topics: Pressure, Screws, Organic Rankine cycle, Refrigerants, Temperature, Flow (Dynamics)
Journal Articles

Improving Performance of Refrigerant Cooled Steam Power Plant by Using Cooling Thermal Storage

A. S. Hegazy
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2009, 131(5): 053002.
https://doi.org/10.1115/1.3078385
Published Online: June 4, 2009
View Article titled, Improving Performance of Refrigerant Cooled Steam Power Plant by Using Cooling Thermal Storage
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Topics: Compressors, Condensers (steam plant), Containers, Cooling, Refrigerants, Storage, Thermal power stations, Refrigeration cycles, Thermal energy storage, Refrigeration
Journal Articles

Preliminary Study of a Novel R718 Compression Refrigeration Cycle Using a Three-Port Condensing Wave Rotor

Amir A. Kharazi, Pezhman Akbari, Norbert Mu¨ller
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2005, 127(3): 539–544.
https://doi.org/10.1115/1.1850503
Published Online: June 24, 2005
View Article titled, Preliminary Study of a Novel R718 Compression Refrigeration Cycle Using a Three-Port Condensing Wave Rotor
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Topics: Refrigeration cycles, Rotors, Temperature, Waves, Cycles, Pressure, Compression, Refrigerants, Water, Evaporation
Journal Articles

An Example of the Manipulation of Effective Vapor Pressure Curves by Thermodynamic Cycles

R. Radermacher
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1988, 110(4): 647–651.
https://doi.org/10.1115/1.3240185
Published Online: October 1, 1988
View Article titled, An Example of the Manipulation of Effective Vapor Pressure Curves by Thermodynamic Cycles
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Topics: Thermodynamic cycles, Vapor pressure, Cycles, Circuits, Fluids, Heat pumps, Heat sinks, Pressure, Rankine cycle, Refrigerants