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Journal Articles

V-spline design for enhanced performance in turbine blade internal cooling

Accepted Manuscript
Symus Say, Adamya D. Singh, Wai Tuck Chow
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1191
https://doi.org/10.1115/1.4066828
Published Online: October 11, 2024
View Article titled, V-spline design for enhanced performance in turbine blade internal cooling
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Topics: Cooling, Design, Splines, Turbine blades, Heat transfer, Stress concentration, Temperature, Creep, Engines, Fatigue
Journal Articles

An Experimental Study on the Effect of Intake Pressure on a Natural Gas-Diesel Dual-Fuel Engine

Accepted Manuscript
Shouvik Dev, Dr. Hongsheng Guo, Brian Liko, Amin Yousefi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1254
https://doi.org/10.1115/1.4066592
Published Online: September 19, 2024
View Article titled, An Experimental Study on the Effect of Intake Pressure on a Natural Gas-Diesel Dual-Fuel Engine
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Topics: Diesel, Engines, Fuels, Pressure, Emissions, Combustion, Stress, Nitrogen oxides, Soot, Temperature
Journal Articles

Numerical Study on the Potential of Stratified Mixture to Improve Thermal Efficiency and Reduce Carbon Emissions in High-Speed Gasoline Direct Injection Engine

Yi Wang, Lina Zhang, Chengzhong Zhou, Xiaoyu Guo, Kongzhao Xing, Haozhong Huang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121015.
Paper No: GTP-24-1123
https://doi.org/10.1115/1.4066230
Published Online: September 6, 2024
View Article titled, Numerical Study on the Potential of Stratified Mixture to Improve Thermal Efficiency and Reduce Carbon Emissions in High-Speed Gasoline Direct Injection Engine
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Topics: Combustion, Cylinders, Direct injection spark ignition engines, Emissions, Fuels, Thermal efficiency, Carbon, Soot, Pressure, Flames
Journal Articles

Design Optimization of an Ethanol Heavy-Duty Engine Using Design of Experiments and Bayesian Optimization

Bulut Tekgül, I-Han Liu, Manohar Vittal, Robert Schanz, Bernard H. Johnson, Julie Blumreiter, Gina M. Magnotti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2023, 145(10): 101001.
Paper No: GTP-23-1109
https://doi.org/10.1115/1.4062816
Published Online: August 1, 2023
View Article titled, Design Optimization of an Ethanol Heavy-Duty Engine Using Design of Experiments and Bayesian Optimization
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Topics: Design, Engines, Ethanol, Experimental design, Optimization, Pistons, Thermal efficiency, Sprays, Ejectors, Computational fluid dynamics
Journal Articles

An Experimental and Numerical Investigation to Improve the Efficiency of Combustion Systems for Heavy-Duty Applications

Jaykumar Yadav, Stefan Pischinger, Sascha Schönfeld, Kai Deppenkemper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091002.
Paper No: GTP-23-1086
https://doi.org/10.1115/1.4062559
Published Online: July 19, 2023
View Article titled, An Experimental and Numerical Investigation to Improve the Efficiency of Combustion Systems for Heavy-Duty Applications
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Topics: Combustion, Compression, Computational fluid dynamics, Emissions, Engines, Fuels, Optimization, Pistons, Shapes, Sprays
Journal Articles

Enhancement of Low Operating Load Limit and Engine Characteristics by Hydrogen Addition in a Biogas-Fueled Spark-Ignition Engine

Hiresh Bundele, Penmatsa Sandeep Varma, Caneon Kurien, Mayank Mittal
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021006.
Paper No: GTP-22-1219
https://doi.org/10.1115/1.4056101
Published Online: November 28, 2022
View Article titled, Enhancement of Low Operating Load Limit and Engine Characteristics by Hydrogen Addition in a Biogas-Fueled Spark-Ignition Engine
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Topics: Biogas, Carbon dioxide, Combustion, Cylinders, Emissions, Engines, Fuels, Hydrogen, Methane, Spark-ignition engine
Journal Articles

Off-Design Performance Comparison Between Single and Two-Shaft Engines Part 1—Fixed Geometry

Theoklis Nikolaidis, Alvise Pellegrini, Herbert I. H. Saravanamuttoo, Ioanna Aslanidou, Anestis Kalfas, Pericles Pilidis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081006.
Paper No: GTP-22-1157
https://doi.org/10.1115/1.4054749
Published Online: June 16, 2022
View Article titled, Off-Design Performance Comparison Between Single and Two-Shaft Engines Part 1—Fixed Geometry
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Topics: Cycles, Design, Engines, Thermal efficiency, Compressors, Gas turbines, Stress, Flow (Dynamics)
Journal Articles

Development of an Efficient Conjugate Heat Transfer Modeling Framework to Optimize Mixing-Limited Combustion of Ethanol in a Diesel Engine

Gina M. Magnotti, Chinmoy K. Mohapatra, Alireza Mashayekh, Sameera Wijeyakulasuriya, Robert Schanz, Julie Blumreiter, Bernard H. Johnson, Essam M. El-Hannouny, Douglas E. Longman, Sibendu Som
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091008.
Paper No: GTP-21-1085
https://doi.org/10.1115/1.4050914
Published Online: May 3, 2021
View Article titled, Development of an Efficient Conjugate Heat Transfer Modeling Framework to Optimize Mixing-Limited Combustion of Ethanol in a Diesel Engine
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Topics: Combustion, Computational fluid dynamics, Design, Ejectors, Engines, Ethanol, Fuels, Heat transfer, Pistons, Temperature
Journal Articles

Thermodynamic Investigation of an Irreversible Combined Stirling-Organic Rankine Cycle for Maximum Power Output Condition

Siddharth Ramachandran, Naveen Kumar, Mallina Venkata Timmaraju
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071016.
Paper No: GTP-20-1397
https://doi.org/10.1115/1.4049775
Published Online: March 31, 2021
View Article titled, Thermodynamic Investigation of an Irreversible Combined Stirling-Organic Rankine Cycle for Maximum Power Output Condition
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Topics: Cycles, Fluids, Heat, Heat exchangers, Heat recovery steam generators, Organic Rankine cycle, Rankine cycle, Temperature, Thermal efficiency, Capacitance
Journal Articles

Development of Gasoline Direct Injection Engine for Improving Brake Thermal Efficiency Over 44%

Dongwon Jung, Byeongseok Lee, Jinwook Son, Soohyung Woo, Youngnam Kim
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2020, 142(10): 101005.
Paper No: GTP-20-1284
https://doi.org/10.1115/1.4048152
Published Online: September 24, 2020
View Article titled, Development of Gasoline Direct Injection Engine for Improving Brake Thermal Efficiency Over 44%
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Topics: Brakes, Combustion, Compression, Engines, Exhaust gas recirculation, Flow (Dynamics), Ignition, Stability, Stress, Thermal efficiency
Journal Articles

Experimental Study of the Effect of Start of Injection and Blend Ratio on Single Fuel Reformate RCCI

Deivanayagam Hariharan, Brian Gainey, Ziming Yan, Sotirios Mamalis, Benjamin Lawler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2020, 142(8): 081010.
Paper No: GTP-20-1281
https://doi.org/10.1115/1.4047814
Published Online: July 31, 2020
View Article titled, Experimental Study of the Effect of Start of Injection and Blend Ratio on Single Fuel Reformate RCCI
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Topics: Combustion, Diesel, Fuels, Cylinders, Pressure, Gasoline, Temperature, Thermal efficiency
Journal Articles

Theoretical Analyses of Heat Balance in a Diesel/Natural Gas Dual-Fuel Engine at Low and Medium Loads Based on Experimental Values

Zhongshu Wang, Guizhi Du, Ming Li, Yun Xu, Fangyuan Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2020, 142(5): 051010.
Paper No: GTP-19-1591
https://doi.org/10.1115/1.4046760
Published Online: April 29, 2020
View Article titled, Theoretical Analyses of Heat Balance in a Diesel/Natural Gas Dual-Fuel Engine at Low and Medium Loads Based on Experimental Values
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Topics: Diesel, Engines, Exergy, Fuels, Stress, Combustion, Heat transfer, Heat, Exhaust systems, Thermal efficiency
Journal Articles

A Study of Supercritical Carbon Dioxide Power Cycle for Concentrating Solar Power Applications Using an Isothermal Compressor

Jin Young Heo, Jinsu Kwon, Jeong Ik Lee
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 071702.
Paper No: GTP-17-1448
https://doi.org/10.1115/1.4038476
Published Online: April 10, 2018
View Article titled, A Study of Supercritical Carbon Dioxide Power Cycle for Concentrating Solar Power Applications Using an Isothermal Compressor
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Topics: Compression, Compressors, Cycles, Supercritical carbon dioxide, Brayton cycle, Design, Thermodynamic power cycles, Cooling, Thermal efficiency, Temperature
Journal Articles

Thermodynamic Considerations Regarding the Use of Exhaust Gas Recirculation for Conventional and High Efficiency Engines

Jerald A. Caton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2017, 139(9): 092803.
Paper No: GTP-17-1062
https://doi.org/10.1115/1.4036102
Published Online: April 11, 2017
View Article titled, Thermodynamic Considerations Regarding the Use of Exhaust Gas Recirculation for Conventional and High Efficiency Engines
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Topics: Engines, Exhaust gas recirculation, Heat transfer, Temperature, Thermal efficiency, Combustion, Cylinders, Cooling
Journal Articles

Use of Adaptive Injection Strategies to Increase the Full Load Limit of RCCI Operation

Reed Hanson, Andrew Ickes, Thomas Wallner
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2016, 138(10): 102802.
Paper No: GTP-16-1034
https://doi.org/10.1115/1.4032847
Published Online: April 12, 2016
View Article titled, Use of Adaptive Injection Strategies to Increase the Full Load Limit of RCCI Operation
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Topics: Combustion, Cylinders, Emissions, Engines, Fuels, Pressure, Silicon-on-insulator, Stress, Thermal efficiency, Exhaust gas recirculation
Journal Articles

Postinjection Strategy for the Reduction of the Peak Pressure Rise Rate of Neat n -Butanol Combustion

Marko Jeftić, Ming Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2016, 138(9): 092807.
Paper No: GTP-16-1047
https://doi.org/10.1115/1.4032765
Published Online: March 30, 2016
View Article titled, Postinjection Strategy for the Reduction of the Peak Pressure Rise Rate of Neat n -Butanol Combustion
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Topics: Combustion, Cylinders, Emissions, Engines, Fuels, Nitrogen oxides, Pressure, Exhaust systems, Stress, Thermal efficiency
Journal Articles

The Benefits of an Inverted Brayton Bottoming Cycle as an Alternative to Turbocompounding

Colin D. Copeland, Zhihang Chen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2016, 138(7): 071701.
Paper No: GTP-15-1374
https://doi.org/10.1115/1.4031790
Published Online: December 4, 2015
View Article titled, The Benefits of an Inverted Brayton Bottoming Cycle as an Alternative to Turbocompounding
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Topics: Compression, Compressors, Cycles, Heat exchangers, Pressure, Temperature, Turbines, Turbomachinery, Exhaust systems, Thermal efficiency
Journal Articles

The Ultrahigh Efficiency Gas Turbine Engine With Stator Internal Combustion

Meinhard T. Schobeiri, Seyed M. Ghoreyshi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2016, 138(2): 021506.
Paper No: GTP-15-1351
https://doi.org/10.1115/1.4031273
Published Online: September 1, 2015
View Article titled, The Ultrahigh Efficiency Gas Turbine Engine With Stator Internal Combustion
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Topics: Blades, Combustion, Design, Engines, Flow (Dynamics), Fuels, Pressure, Rotors, Stators, Temperature
Journal Articles

Dry-Cooled Supercritical CO 2 Power for Advanced Nuclear Reactors

T. M. Conboy, M. D. Carlson, G. E. Rochau
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2015, 137(1): 012901.
Paper No: GTP-14-1355
https://doi.org/10.1115/1.4028080
Published Online: August 18, 2014
View Article titled, Dry-Cooled Supercritical CO 2 Power for Advanced Nuclear Reactors
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Topics: Cooling, Heat, Supercritical carbon dioxide, Temperature, Heat exchangers, Cycles, Steam, Carbon dioxide, Thermodynamic power cycles, Pressure
Journal Articles

Design Considerations for Supercritical Carbon Dioxide Brayton Cycles With Recompression

John Dyreby, Sanford Klein, Gregory Nellis, Douglas Reindl
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2014, 136(10): 101701.
Paper No: GTP-14-1240
https://doi.org/10.1115/1.4027936
Published Online: July 22, 2014
View Article titled, Design Considerations for Supercritical Carbon Dioxide Brayton Cycles With Recompression
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Topics: Compressors, Cycles, Design, Electrical conductance, Pressure, Temperature, Thermal efficiency, Brayton cycle, Heat exchangers, Turbomachinery