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Journal Articles

Estimation of Piston Surface Temperature During Engine Transient Operation for Emissions Reduction

Zhijia Yang, Byron Mason, Brian Wooyeol Bae, Fabrizio Bonatesta, Edward Winward, Richard Burke, Edward Chappell
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091014.
Paper No: GTP-23-1561
https://doi.org/10.1115/1.4065061
Published Online: April 4, 2024
View Article titled, Estimation of Piston Surface Temperature During Engine Transient Operation for Emissions Reduction
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Topics: Engines, Pistons, Temperature, Transients (Dynamics)
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

Investigating the Origins of Cyclic Variability in Internal Combustion Engines Using Wall-Resolved Large Eddy Simulations

Sicong Wu, Saumil S. Patel, Muhsin M. Ameen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051011.
Paper No: GTP-22-1552
https://doi.org/10.1115/1.4056095
Published Online: December 22, 2022
View Article titled, Investigating the Origins of Cyclic Variability in Internal Combustion Engines Using Wall-Resolved Large Eddy Simulations
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Topics: Compression, Cycles, Cylinders, Engines, Flow (Dynamics), Internal combustion engines, Large eddy simulation, Pistons, Simulation, Turbulence
Journal Articles

A Model and Experimental Validation for a Piston Rings—Squeeze Film Damper: A Step Toward Quantifying Air Ingestion

Bonjin Koo, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041012.
Paper No: GTP-22-1403
https://doi.org/10.1115/1.4055712
Published Online: December 13, 2022
View Article titled, A Model and Experimental Validation for a Piston Rings—Squeeze Film Damper: A Step Toward Quantifying Air Ingestion
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Topics: Dampers, Damping, Pressure, Piston rings, Pistons, Lubricants, Whirls
Journal Articles

Optical and Numerical Investigation of Flame Propagation in a Heavy Duty Spark Ignited Natural Gas Engine With a Bowl-in-Piston Chamber

Jinlong Liu, Christopher J. Ulishney, Cosmin Emil Dumitrescu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111007.
Paper No: GTP-22-1428
https://doi.org/10.1115/1.4055454
Published Online: September 20, 2022
View Article titled, Optical and Numerical Investigation of Flame Propagation in a Heavy Duty Spark Ignited Natural Gas Engine With a Bowl-in-Piston Chamber
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Topics: Combustion, Cylinders, Engines, Flames, Pistons, Turbulence, Compression, Computer simulation, Cycles, Pressure
Journal Articles

Numerical Investigation on the Effect of Cylindrical Combustion Chamber Diameter-to-Depth Ratio on the Performance of Stoichiometric Natural Gas Engine With Exhaust Gas Recirculation

Yejian Qian, Xiaofei Wei, Yang Hua, Shun Meng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081004.
Paper No: GTP-21-1691
https://doi.org/10.1115/1.4054659
Published Online: June 16, 2022
View Article titled, Numerical Investigation on the Effect of Cylindrical Combustion Chamber Diameter-to-Depth Ratio on the Performance of Stoichiometric Natural Gas Engine With Exhaust Gas Recirculation
Open the PDF for Numerical Investigation on the Effect of Cylindrical Combustion Chamber Diameter-to-Depth Ratio on the Performance of Stoichiometric Natural Gas Engine With Exhaust Gas Recirculation in another window
Topics: Combustion, Combustion chambers, Emissions, Exhaust gas recirculation, Flames, Gas engines, Turbulence, Cylinders, Flow (Dynamics), Pistons
Journal Articles

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081002.
Paper No: GTP-21-1478
https://doi.org/10.1115/1.4054567
Published Online: June 2, 2022
View Article titled, Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems
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Topics: Cavities, Damping, Impellers, Rotors, Acoustics, Pistons
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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071006.
Paper No: GTP-21-1636
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
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Topics: Brakes, Cavities, Clearances (Engineering), Dampers, Damping, Fluids, Pressure, Rotors, Stiffness, Supercritical carbon dioxide
Journal Articles

The Potential of a Separated Electric Compound Spark-Ignition Engine for Hybrid Vehicle Application

Emiliano Pipitone, Salvatore Caltabellotta
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041016.
Paper No: GTP-21-1224
https://doi.org/10.1115/1.4053393
Published Online: February 16, 2022
View Article titled, The Potential of a Separated Electric Compound Spark-Ignition Engine for Hybrid Vehicle Application
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Topics: Engines, Exhaust systems, Pressure, Turbocharged engines, Spark-ignition engine, Hybrid electric vehicles, Cylinders, Temperature, Pistons, Stress
Journal Articles

Exploring the Effects of Piston Bowl Geometry and Injector Included Angle on Dual-Fuel and Single-Fuel RCCI

Deivanayagam Hariharan, Mozhgan Rahimi Boldaji, Ziming Yan, Brian Gainey, Benjamin Lawler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111013.
Paper No: GTP-21-1048
https://doi.org/10.1115/1.4052203
Published Online: October 4, 2021
View Article titled, Exploring the Effects of Piston Bowl Geometry and Injector Included Angle on Dual-Fuel and Single-Fuel RCCI
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Topics: Combustion, Diesel, Ejectors, Fuels, Pistons, Gasoline, Emissions, Cylinders, Computational fluid dynamics, Silicon-on-insulator
Journal Articles

Turbulence Anisotropy Investigations in an Internal Combustion Engine

James R. MacDonald, Claudia M. Fajardo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091011.
Paper No: GTP-21-1008
https://doi.org/10.1115/1.4050633
Published Online: May 13, 2021
View Article titled, Turbulence Anisotropy Investigations in an Internal Combustion Engine
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Topics: Anisotropy, Compression, Internal combustion engines, Turbulence, Tensors, Flow (Dynamics), Pistons, Engines, Cylinders
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

Model-Based Unified Framework for Detection and Mitigation of Cyclic Torque Imbalance in a Gasoline Engine

Raheel Anjum, Ahmed Yar, Ghulam Murtaza, Qadeer Ahmed, A. I. Bhatti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071013.
Paper No: GTP-20-1276
https://doi.org/10.1115/1.4049620
Published Online: March 31, 2021
View Article titled, Model-Based Unified Framework for Detection and Mitigation of Cyclic Torque Imbalance in a Gasoline Engine
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Topics: Dynamics (Mechanics), Engines, Fuels, Pistons, Torque, Gasoline engines, Control equipment
Journal Articles

Comparison of Piston Concept Design Solutions for Composite Cycle Engines Part II: Design Considerations

Dimitrios Chatzianagnostou, Stephan Staudacher
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081014.
Paper No: GTP-20-1575
https://doi.org/10.1115/1.4049990
Published Online: March 31, 2021
View Article titled, Comparison of Piston Concept Design Solutions for Composite Cycle Engines Part II: Design Considerations
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Topics: Cylinders, Design, Engines, Piston engines, Pistons, Composite materials, Cycles, Compressors
Journal Articles

Aero Engine Concepts Beyond 2030: Part 3—Experimental Demonstration of Technological Feasibility

Oliver Schmitz, Sascha Kaiser, Hermann Klingels, Petra Kufner, Martin Obermüller, Martin Henke, Jan Zanger, Felix Grimm, Simon Schuldt, Anna Marcellan, Daniele Cirigliano, Peter Kutne, Alex Heron-Himmel, Stephan Schneider, Judith Richter, Bernhard Weigand, Anne Göhler-Stroh, Arne Seitz, Mirko Hornung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021003.
Paper No: GTP-20-1442
https://doi.org/10.1115/1.4048994
Published Online: January 13, 2021
View Article titled, Aero Engine Concepts Beyond 2030: Part 3—Experimental Demonstration of Technological Feasibility
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Topics: Aircraft, Aircraft engines, Combustion, Condensation, Cycles, Design, Engines, Gas turbines, Pistons, Steam
Journal Articles

Aero Engine Concepts Beyond 2030: Part 2—The Free-Piston Composite Cycle Engine

Sascha Kaiser, Oliver Schmitz, Hermann Klingels
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021002.
Paper No: GTP-20-1507
https://doi.org/10.1115/1.4048993
Published Online: January 13, 2021
View Article titled, Aero Engine Concepts Beyond 2030: Part 2—The Free-Piston Composite Cycle Engine
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Topics: Cycles, Engines, Piston engines, Pistons, Nitrogen oxides, Temperature, Emissions, Combustion chambers, Combustion, Cylinders
Journal Articles

Analysis of Different Uniflow Scavenging Options for a Medium-Duty 2-Stroke Engine for a U.S. Light-Truck Application

J. W. G. Turner, R. A. Head, R. Wijetunge, J. Chang, N. Engineer, D. W. Blundell, P. Burke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2020, 142(10): 101011.
Paper No: GTP-19-1645
https://doi.org/10.1115/1.4046711
Published Online: September 29, 2020
View Article titled, Analysis of Different Uniflow Scavenging Options for a Medium-Duty 2-Stroke Engine for a U.S. Light-Truck Application
Open the PDF for Analysis of Different Uniflow Scavenging Options for a Medium-Duty 2-Stroke Engine for a U.S. Light-Truck Application in another window
Topics: Cylinders, Engines, Exhaust systems, Pistons, Two-stroke engines, Valves, Superchargers, Compression
Journal Articles

Cycle Optimization Potential of Composite Cycle and Turbocompound Aero-Engines

Felix Klein, Stephan Staudacher
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2020, 142(6): 061007.
Paper No: GTP-19-1746
https://doi.org/10.1115/1.4046820
Published Online: May 28, 2020
View Article titled, Cycle Optimization Potential of Composite Cycle and Turbocompound Aero-Engines
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Topics: Composite materials, Cycles, Engines, Gas turbines, Optimization, Piston engines, Pistons, Pressure, Temperature, Fuels
Journal Articles

A Starting Control Strategy of Single-Cylinder Two-Stroke Free-Piston Engine Generator

Jinkang Lu, Zhaoping Xu, Dong Liu, Liang Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031020.
Paper No: GTP-19-1174
https://doi.org/10.1115/1.4045870
Published Online: February 5, 2020
View Article titled, A Starting Control Strategy of Single-Cylinder Two-Stroke Free-Piston Engine Generator
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Topics: Combustion, Cylinders, Engineering prototypes, Engines, Pistons, Pressure, Generators, Cycles