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Jacqueline O'Connor
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Journal Articles

Review of the Impact of Hydrogen-Containing Fuels on Gas Turbine Hot-Section Materials

Jacqueline O'Connor, David R. Noble, Alex Bridges, John Shingledecker, John Scheibel, Michael Gagliano
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081013.
Paper No: GTP-24-1734
https://doi.org/10.1115/1.4067335
Published Online: January 20, 2025
View Article titled, Review of the Impact of Hydrogen-Containing Fuels on Gas Turbine Hot-Section Materials
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Topics: Fuels, Gas turbines, Hydrogen, Temperature, High temperature, Alloys, Flames, Combustion, Heat transfer, Water
Journal Articles

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

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 Article titled, Development of a Method for Shape Optimization for a Gas Turbine Fuel Injector Design Using Metal-Additive Manufacturing
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Topics: Computational fluid dynamics, Computer-aided design, Design, Geometry, Shape optimization, Shapes, Computer software, Parametrization, Manufacturing, Gas turbines
Journal Articles

Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen

Javier Rodriguez Camacho, Dang Le, James Blust, 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): 011017.
Paper No: GTP-24-1389
https://doi.org/10.1115/1.4066246
Published Online: September 19, 2024
View Article titled, Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen
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Topics: Combustion chambers, Flames, Hydrogen, Stability, Dynamic stability, Natural gas, Diluents, Fuels, Exhaust gas recirculation
Proceedings Papers

Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen

Javier Rodriguez Camacho, Dang Le, James Blust, Jacqueline O’Connor
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A063, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125999
https://doi.org/10.1115/GT2024-125999
View Paper titled, Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen
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Topics: Diluents, Flames, Hydrogen, Natural gas, Stability
Proceedings Papers

Review of the Impact of Hydrogen-Containing Fuels on Gas Turbine Hot-Section Materials

Jacqueline O’Connor, David R. Noble, Alexander Bridges, John Shingledecker, John Scheibel, Michael Gagliano
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T08A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126005
https://doi.org/10.1115/GT2024-126005
View Paper titled, Review of the Impact of Hydrogen-Containing Fuels on Gas Turbine Hot-Section Materials
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Topics: Fuels, Gas turbines, High temperature, Hydrogen
Journal Articles

Effect of Inert Species on the Static and Dynamic Stability of a Piloted, Swirl-Stabilized Flame

Javier Rodriguez Camacho, Michel Akiki, James Blust, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2024, 146(6): 061021.
Paper No: GTP-23-1607
https://doi.org/10.1115/1.4064048
Published Online: January 12, 2024
View Article titled, Effect of Inert Species on the Static and Dynamic Stability of a Piloted, Swirl-Stabilized Flame
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Topics: Combustion chambers, Flames, Oscillations
Proceedings Papers

Role of Turbulence in Modifying the Coherent Heat Release Response of Acoustically Excited Rod-Stabilized Flames

Ashwini Karmarkar, Jacqueline O’Connor
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A048, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102042
https://doi.org/10.1115/GT2023-102042
View Paper titled, Role of Turbulence in Modifying the Coherent Heat Release Response of Acoustically Excited Rod-Stabilized Flames
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Topics: Acoustics, Flames, Heat, Turbulence, Flow (Dynamics), Combustion chambers, Oscillations, Combustion, Gas turbines, Combustion systems
Proceedings Papers

Effect of Inert Species on the Static and Dynamic Stability of a Piloted, Swirl-Stabilized Flame

Javier Rodriguez Camacho, Michel Akiki, James Blust, Jacqueline O’Connor
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A056, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102318
https://doi.org/10.1115/GT2023-102318
View Paper titled, Effect of Inert Species on the Static and Dynamic Stability of a Piloted, Swirl-Stabilized Flame
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Topics: Dynamic stability, Flames
Proceedings Papers

Impact of Central Piloting on the Static and Dynamic Stability of Swirl-Stabilized Flames

Daniel Doleiden, Ashwini Karmarkar, Jacqueline O’Connor, James Blust
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80226
https://doi.org/10.1115/GT2022-80226
View Paper titled, Impact of Central Piloting on the Static and Dynamic Stability of Swirl-Stabilized Flames
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Topics: Dynamic stability, Flames
Proceedings Papers

Energy and the University: The Role of Gas Turbines at US Universities and Strategies for Enhancing Energy Literacy

Erica Winegardner, Emma Lemay, Stephen Lynch, Karen A. Thole, Jacqueline O’Connor
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T08A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83102
https://doi.org/10.1115/GT2022-83102
View Paper titled, Energy and the University: The Role of Gas Turbines at US Universities and Strategies for Enhancing Energy Literacy
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Topics: Gas turbines
Journal Articles

Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations

Jihang Li, Hyunguk Kwon, Drue Seksinsky, Daniel Doleiden, Jacqueline O'Connor, Yuan Xuan, Michel Akiki, James Blust
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011015.
Paper No: GTP-21-1348
https://doi.org/10.1115/1.4052384
Published Online: October 18, 2021
View Article titled, Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations
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Topics: Flames, Flow (Dynamics), Simulation, Temperature, Combustion chambers
Journal Articles

Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially Premixed Flame

Ashwini Karmarkar, Isaac Boxx, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011003.
Paper No: GTP-21-1347
https://doi.org/10.1115/1.4052262
Published Online: October 12, 2021
View Article titled, Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially Premixed Flame
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Topics: Flames, Flow (Dynamics), Fuels, Oscillations, Combustion chambers, Fluctuations (Physics)
Proceedings Papers

Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations

Jihang Li, Hyunguk Kwon, Drue Seksinsky, Daniel Doleiden, Jacqueline O’Connor, Yuan Xuan, Michel Akiki, James Blust
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A040, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59117
https://doi.org/10.1115/GT2021-59117
View Paper titled, Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations
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Topics: Flames, Simulation, Combustion chambers, Oscillations, Combustion, Flow (Dynamics), Emissions, Gas turbines, Gases, Acoustics
Proceedings Papers

Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame

Ashwini Karmarker, Jacqueline O’Connor, Isaac Boxx
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A039, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59113
https://doi.org/10.1115/GT2021-59113
View Paper titled, Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame
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Topics: Flames, Flow (Dynamics), Combustion chambers, Gas turbines, Oscillations, Combustion, Dynamics (Mechanics), Fluctuations (Physics), Fluorescence, Fuels
Journal Articles

Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics

John Strollo, Stephen Peluso, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071023.
Paper No: GTP-20-1456
https://doi.org/10.1115/1.4049481
Published Online: March 31, 2021
View Article titled, Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics
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Topics: Combustion chambers, Flames, Hydrogen, Pressure, Steady state, Transients (Dynamics), Oscillations, Heat, Combustion, Dynamics (Mechanics)
Journal Articles

The Effect of the Degree of Premixedness on Self-Excited Combustion Instability

Adam Howie, Daniel Doleiden, Stephen Peluso, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071024.
Paper No: GTP-20-1458
https://doi.org/10.1115/1.4049486
Published Online: March 31, 2021
View Article titled, The Effect of the Degree of Premixedness on Self-Excited Combustion Instability
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Topics: Combustion chambers, Flames, Fluctuations (Physics), Nozzles, Oscillations, Heat, Fuels, Pressure, Dynamics (Mechanics), Combustion
Proceedings Papers

The Effect of the Degree of Premixedness on Self-Excited Combustion Instability

Adam Howie, Daniel Doleiden, Stephen Peluso, Jacqueline O’Connor
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A056, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16192
https://doi.org/10.1115/GT2020-16192
View Paper titled, The Effect of the Degree of Premixedness on Self-Excited Combustion Instability
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Topics: Acoustics, Chemiluminescence, Combustion, Combustion chambers, Corners (Structural elements), Dynamics (Mechanics), Emissions, Feedback, Flames, Flow (Dynamics)
Proceedings Papers

Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics

John Strollo, Stephen Peluso, Jacqueline O’Connor
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A034, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16041
https://doi.org/10.1115/GT2020-16041
View Paper titled, Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics
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Topics: Combustion, Hydrogen, Steady state, Transients (Dynamics)
Proceedings Papers

Quantification of Variation in Combustion Instability Amplitude in a Multi-Nozzle Can Combustor

Seth Westfall, Olivia Sekulich, Wyatt Culler, Stephen Peluso, Jacqueline O’Connor
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A035, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16042
https://doi.org/10.1115/GT2020-16042
View Paper titled, Quantification of Variation in Combustion Instability Amplitude in a Multi-Nozzle Can Combustor
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Topics: Combustion, Combustion chambers, Nozzles, Oscillations, Pressure, Damping, Temperature, Fuels, Transients (Dynamics), Emissions
Proceedings Papers

The Effects of Exit Boundary Condition on Precessing Vortex Core Dynamics

Danielle Mason, Sean Clees, Mark Frederick, Jacqueline O’Connor
Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91079
https://doi.org/10.1115/GT2019-91079
View Paper titled, The Effects of Exit Boundary Condition on Precessing Vortex Core Dynamics
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Topics: Boundary-value problems, Dynamics (Mechanics), Vortices, Combustion chambers, Flow (Dynamics), Swirling flow, Combustion, Flames, Acoustics, Bubbles