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Journal Articles

Design and Dynamic Analysis of Different Balancing Mechanisms for Development of a Small Direct-Injection Spark-Ignition Optical Engine

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Ravi Velugula, Balasubramanian Thiruvallur Loganathan, Lakshminarasimhan Varadhaiyengar, Ramesh Asvathanarayanan, Mayank Mittal
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091020.
Paper No: GTP-24-1808
https://doi.org/10.1115/1.4068085
Published Online: April 7, 2025
View Articletitled, Design and Dynamic Analysis of Different Balancing Mechanisms for Development of a Small Direct-Injection Spark-Ignition Optical Engine
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Topics: Computer-aided design, Design, Dynamic analysis, Engines, Modeling, Ignition, Pistons
Journal Articles

Residual Stress Optimization for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion

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Sébastien Lani, Yogiraj Pardhi, Hossein Ghasemi, Felix Reinert, Andreas Burn, Charles Soothill
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2025, 147(4): 041030.
Paper No: GTP-24-1535
https://doi.org/10.1115/1.4066897
Published Online: December 11, 2024
View Articletitled, Residual Stress Optimization for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion
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Topics: Computer-aided design, Deformation, Lasers, Manufacturing, Nozzle guide vanes, Optimization, Printing, Simulation, Stress, Temperature
Journal Articles

Development of a Method for Shape Optimization for a Gas Turbine Fuel Injector Design Using Metal-Additive Manufacturing

Open Access
Sagar Jalui, Yuan Xuan, Guha Manogharan, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011023.
Paper No: GTP-24-1167
https://doi.org/10.1115/1.4066509
Published Online: October 15, 2024
View Articletitled, Development of a Method for Shape Optimization for a Gas Turbine Fuel Injector Design Using Metal-Additive Manufacturing
Open the PDF for Development of a Method for Shape Optimization for a Gas Turbine Fuel Injector Design Using Metal-Additive Manufacturing in another window
Topics: Computational fluid dynamics, Computer-aided design, Design, Geometry, Shape optimization, Shapes, Computer software, Parametrization, Manufacturing, Gas turbines
Journal Articles

An Experimental Comparison of Cyclic Variations in Diesel–Natural Gas and POMDME–Natural Gas Dual Fuel Combustion

Free
Abhinandhan Narayanan, Deivanayagam Hariharan, Sundar Krishnan, Kalyan Srinivasan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2023, 145(10): 101005.
Paper No: GTP-23-1129
https://doi.org/10.1115/1.4062901
Published Online: August 31, 2023
View Articletitled, An Experimental Comparison of Cyclic Variations in Diesel–Natural Gas and POMDME–Natural Gas Dual Fuel Combustion
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Topics: Combustion, Computer-aided design, Cycles, Cylinders, Diesel, Fuels, Pressure, Silicon-on-insulator, Natural gas, Engines
Journal Articles

Impact of Ignition Assistant on Combustion of Cetane 30 and 35 Jet-Fuel Blends in a Compression-Ignition Engine at Moderate Load and Speed

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Niranjan Miganakallu, Jacob Stafford, Eri Amezcua, Kenneth S. Kim, Chol-Bum M. Kweon, David A. Rothamer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2023, 145(7): 071013.
Paper No: GTP-23-1108
https://doi.org/10.1115/1.4062419
Published Online: May 25, 2023
View Articletitled, Impact of Ignition Assistant on Combustion of Cetane 30 and 35 Jet-Fuel Blends in a Compression-Ignition Engine at Moderate Load and Speed
Open the PDF for Impact of Ignition Assistant on Combustion of Cetane 30 and 35 Jet-Fuel Blends in a Compression-Ignition Engine at Moderate Load and Speed in another window
Topics: Combustion, Computer-aided design, Fuels, Ignition, Pressure, Silicon-on-insulator, Heat, Engines, Jet fuels, Diesel engines
Journal Articles

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

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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 Articletitled, Investigating the Origins of Cyclic Variability in Internal Combustion Engines Using Wall-Resolved Large Eddy Simulations
Open the PDF for Investigating the Origins of Cyclic Variability in Internal Combustion Engines Using Wall-Resolved Large Eddy Simulations in another window
Topics: Compression, Cycles, Cylinders, Engines, Flow (Dynamics), Internal combustion engines, Large eddy simulation, Pistons, Simulation, Turbulence
Journal Articles

An Experimental and Computational Study on Triple Injection Strategies to Reduce Cold Start Diesel Engine Emissions

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Taylor W. Ross, Nimal Naser, Nan Robarge, Sage L. Kokjohn
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011026.
Paper No: GTP-22-1053
https://doi.org/10.1115/1.4055631
Published Online: December 20, 2022
View Articletitled, An Experimental and Computational Study on Triple Injection Strategies to Reduce Cold Start Diesel Engine Emissions
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Topics: Cylinders, Diesel, Emissions, Engineering simulation, Exhaust gas recirculation, Fuels, Simulation, Diesel engines, Computer-aided design, Engines
Journal Articles

Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization

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Roberto Agromayor, Nitish Anand, Matteo Pini, Lars O. Nord
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041008.
Paper No: GTP-21-1257
https://doi.org/10.1115/1.4052881
Published Online: January 21, 2022
View Articletitled, Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization
Open the PDF for Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization in another window
Topics: Blades, Design, Flow (Dynamics), Optimization, Parametrization, Turbines, Turbomachinery, Rotors, Computer-aided design, Reynolds-averaged Navier–Stokes equations
Journal Articles

Numerical Simulation of Re-Entrant Bowl Effects on Natural-Gas Spark-Ignition Operation

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Jinlong Liu, Cosmin Emil Dumitrescu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2019, 141(6): 061023.
Paper No: GTP-19-1074
https://doi.org/10.1115/1.4043030
Published Online: May 2, 2019
View Articletitled, Numerical Simulation of Re-Entrant Bowl Effects on Natural-Gas Spark-Ignition Operation
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Topics: Combustion, Computational fluid dynamics, Computer simulation, Cylinders, Emissions, Engines, Flames, Ignition, Combustion chambers, Pressure
Journal Articles

Lean-Burn Characteristics of a Heavy-Duty Diesel Engine Retrofitted to Natural-Gas Spark Ignition

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Jinlong Liu, Cosmin Emil Dumitrescu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071013.
Paper No: GTP-19-1002
https://doi.org/10.1115/1.4042501
Published Online: February 8, 2019
View Articletitled, Lean-Burn Characteristics of a Heavy-Duty Diesel Engine Retrofitted to Natural-Gas Spark Ignition
Open the PDF for Lean-Burn Characteristics of a Heavy-Duty Diesel Engine Retrofitted to Natural-Gas Spark Ignition in another window
Topics: Combustion, Cylinders, Diesel engines, Engines, Flames, Pressure, Computer-aided design, Ignition, Heat, Pistons
Journal Articles

Modeling and Control of Combustion Phasing in Dual-Fuel Compression Ignition Engines

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Wenbo Sui, Jorge Pulpeiro González, Carrie M. Hall
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051005.
Paper No: GTP-18-1181
https://doi.org/10.1115/1.4041871
Published Online: November 28, 2018
View Articletitled, Modeling and Control of Combustion Phasing in Dual-Fuel Compression Ignition Engines
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Topics: Adaptive control, Combustion, Computer-aided design, Control equipment, Cycles, Engines, Errors, Exhaust gas recirculation, Fuels, Simulation
Journal Articles

A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel

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Emiliano Pipitone, Stefano Beccari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041009.
Paper No: GTP-18-1241
https://doi.org/10.1115/1.4041675
Published Online: November 16, 2018
View Articletitled, A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel
Open the PDF for A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel in another window
Topics: Fuels, Gasoline, Ignition, Methane, Natural gas, Pressure, Temperature, Engines, Compression, Spark-ignition engine
Journal Articles

Analysis of Crank Angle-Resolved Vortex Characteristics Under High Swirl Condition in a Spark-Ignition Direct-Injection Engine

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Fengnian Zhao, Penghui Ge, Hanyang Zhuang, David L. S. Hung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 092807.
Paper No: GTP-17-1573
https://doi.org/10.1115/1.4039082
Published Online: June 15, 2018
View Articletitled, Analysis of Crank Angle-Resolved Vortex Characteristics Under High Swirl Condition in a Spark-Ignition Direct-Injection Engine
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Topics: Compression, Computer-aided design, Engines, Flow (Dynamics), Vortices, Vorticity, Wind, Cylinders, Cycles, Vortex motion
Journal Articles

Characterization of Laser Additive Manufacturing-Fabricated Porous Superalloys for Turbine Components

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Brandon Ealy, Luisana Calderon, Wenping Wang, Ranier Valentin, Ilya Mingareev, Martin Richardson, Jay Kapat
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2017, 139(10): 102102.
Paper No: GTP-16-1356
https://doi.org/10.1115/1.4035560
Published Online: May 9, 2017
View Articletitled, Characterization of Laser Additive Manufacturing-Fabricated Porous Superalloys for Turbine Components
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Topics: Computerized tomography, Cooling, Design, Flow (Dynamics), Gas turbines, Lasers, Manufacturing, Superalloys, Turbine blades, Turbine components
Journal Articles

Investigation of Cycle-to-Cycle Variation of In-Cylinder Engine Swirl Flow Fields Using Quadruple Proper Orthogonal Decomposition

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Penghui Ge, David L. S. Hung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2017, 139(7): 072803.
Paper No: GTP-16-1528
https://doi.org/10.1115/1.4035628
Published Online: February 23, 2017
View Articletitled, Investigation of Cycle-to-Cycle Variation of In-Cylinder Engine Swirl Flow Fields Using Quadruple Proper Orthogonal Decomposition
Open the PDF for Investigation of Cycle-to-Cycle Variation of In-Cylinder Engine Swirl Flow Fields Using Quadruple Proper Orthogonal Decomposition in another window
Topics: Cycles, Cylinders, Engines, Flow (Dynamics), Principal component analysis, Valves, Kinetic energy, Computer-aided design
Journal Articles

Investigation of Swirl Ratio Impact on In-Cylinder Flow in an SIDI Optical Engine

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Hanyang Zhuang, David L. S. Hung, Jie Yang, Shaoxiong Tian
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2016, 138(8): 081505.
Paper No: GTP-15-1534
https://doi.org/10.1115/1.4032419
Published Online: March 1, 2016
View Articletitled, Investigation of Swirl Ratio Impact on In-Cylinder Flow in an SIDI Optical Engine
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Topics: Computer-aided design, Cylinders, Engines, Flow (Dynamics), Valves
Journal Articles

Investigation of Flow Aerodynamics for Optimal Fuel Placement and Mixing in the Radial Swirler Slot of a Dry Low Emission Gas Turbine Combustion Chamber

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Festus Eghe Agbonzikilo, Ieuan Owen, Suresh Kumar Sadasivuni, Ronald A. Bickerton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2016, 138(5): 051505.
Paper No: GTP-15-1267
https://doi.org/10.1115/1.4031529
Published Online: November 3, 2015
View Articletitled, Investigation of Flow Aerodynamics for Optimal Fuel Placement and Mixing in the Radial Swirler Slot of a Dry Low Emission Gas Turbine Combustion Chamber
Open the PDF for Investigation of Flow Aerodynamics for Optimal Fuel Placement and Mixing in the Radial Swirler Slot of a Dry Low Emission Gas Turbine Combustion Chamber in another window
Topics: Aerodynamics, Design, Flow (Dynamics), Fuels, Optimization, Computational fluid dynamics, Jets, Computer-aided design
Journal Articles

A Refined Model for Knock Onset Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Propane

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Emiliano Pipitone, Stefano Beccari, Giuseppe Genchi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2015, 137(11): 111501.
Paper No: GTP-14-1615
https://doi.org/10.1115/1.4030262
Published Online: November 1, 2015
View Articletitled, A Refined Model for Knock Onset Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Propane
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Topics: Engines, Fuels, Gasoline, Ignition, Pressure, Temperature, Spark-ignition engine, Computer-aided design
Journal Articles

Study of Time-Resolved Vortex Structure of In-Cylinder Engine Flow Fields Using Proper Orthogonal Decomposition Technique

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Hanyang Zhuang, David L.S. Hung, Hao Chen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2015, 137(8): 082604.
Paper No: GTP-14-1657
https://doi.org/10.1115/1.4029600
Published Online: August 1, 2015
View Articletitled, Study of Time-Resolved Vortex Structure of In-Cylinder Engine Flow Fields Using Proper Orthogonal Decomposition Technique
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Topics: Cylinders, Flow (Dynamics), Vortices, Computer-aided design, Pistons, Compression, Principal component analysis
Journal Articles

A Study on Biodiesel NO x Emission Control With the Reduced Chemical Kinetics Model

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Juncheng Li, Zhiyu Han, Cai Shen, Chia-fon Lee
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2014, 136(10): 101505.
Paper No: GTP-14-1089
https://doi.org/10.1115/1.4027358
Published Online: May 2, 2014
View Articletitled, A Study on Biodiesel NO x Emission Control With the Reduced Chemical Kinetics Model
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Topics: Biodiesel, Emissions, Exhaust gas recirculation, Nitrogen oxides, Silicon-on-insulator, Chemical kinetics, Combustion, Engines, Simulation, Computer-aided design