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Journal Articles

Pollutant Emissions Reporting and Performance Considerations for Ammonia-Blended Fuels in Gas Turbines

Accepted Manuscript
Christopher M Douglas, Thomas Martz, Robert Steele, David Noble, Benjamin Emerson, Tim Lieuwen
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1332
https://doi.org/10.1115/1.4063417
Published Online: September 13, 2023
View Article titled, Pollutant Emissions Reporting and Performance Considerations for Ammonia-Blended Fuels in Gas Turbines
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Topics: Emissions, Fuels, Gas turbines, Pollution, Combustion, Hydrogen, Methane, Air pollution, Nitrogen oxides, Climate change
Proceedings Papers

Experimental Development of On-Line Flame Transfer Function Measurements for Fielded Gas Turbines

Austin Matthews, Anna Cobb, Subodh Adhikari, David Wu, Tim Lieuwen, Jim Blust, Benjamin Emerson
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T09A006, June 7–11, 2021
Paper No: GT2021-59317
https://doi.org/10.1115/GT2021-59317
View Paper titled, Experimental Development of On-Line Flame Transfer Function Measurements for Fielded Gas Turbines
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Topics: Flames, Gas turbines, Transfer functions
Proceedings Papers

High Speed OH PLIF Measurements of Combustor Effusion Films in a High Pressure, Liquid Fueled Combustor

Aravind Chandh, Shivam Patel, Oleksandr Bibik, Subodh Adhikari, David Wu, Reza Rezvani, Dustin Davis, Tim Lieuwen, Benjamin Emerson
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A050, June 7–11, 2021
Paper No: GT2021-59306
https://doi.org/10.1115/GT2021-59306
View Paper titled, High Speed OH PLIF Measurements of Combustor Effusion Films in a High Pressure, Liquid Fueled Combustor
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Topics: Combustion chambers, Fluorescence, High pressure (Physics), Jets
Proceedings Papers

Combustor Wall Surface Temperature and Heat Flux Measurement Using a Fiber-Coupled Long Wave Infrared Hyperspectral Sensor

Aravind Chandh, Oleksandr Bibik, Subodh Adhikari, David Wu, Tim Lieuwen, Paul Hsu, Sukesh Roy, Ruth Sikorski, Benjamin Emerson
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A028, June 7–11, 2021
Paper No: GT2021-58961
https://doi.org/10.1115/GT2021-58961
View Paper titled, Combustor Wall Surface Temperature and Heat Flux Measurement Using a Fiber-Coupled Long Wave Infrared Hyperspectral Sensor
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Topics: Combustion chambers, Fibers, Heat flux, High pressure (Physics), Sensors, Temperature, Waves
Journal Articles

Assessment of Current Capabilities and Near-Term Availability of Hydrogen-Fired Gas Turbines Considering a Low-Carbon Future

David Noble, David Wu, Benjamin Emerson, Scott Sheppard, Tim Lieuwen, Leonard Angello
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041002.
Paper No: GTP-20-1428
https://doi.org/10.1115/1.4049346
Published Online: February 9, 2021
View Article titled, Assessment of Current Capabilities and Near-Term Availability of Hydrogen-Fired Gas Turbines Considering a Low-Carbon Future
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Topics: Carbon, Combustion, Fuels, Gas turbines, Hydrogen, Nitrogen oxides, Diffusion (Physics), Combustion chambers, Emissions
Proceedings Papers

Significance of the Direct Excitation Mechanism for High-Frequency Response of Premixed Flames to Flow Oscillations

Vishal Acharya, Tim Lieuwen
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A001, September 21–25, 2020
Paper No: GT2020-15230
https://doi.org/10.1115/GT2020-15230
View Paper titled, Significance of the Direct Excitation Mechanism for High-Frequency Response of Premixed Flames to Flow Oscillations
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Topics: Excitation, Flames, Flow (Dynamics), Oscillations, Fluctuations (Physics), Heat, Acoustics, Pressure, Axial flow, Nozzles
Proceedings Papers

Dynamics of Effusion Cooling Fluid in a Pressurized Swirl Combustor Flow

Aravind Chandh, Askar Kazbekov, Angie Zhang, Subodh Adhikari, David Wu, Ben Emerson, Reza Rezvani, William Proscia, Tim Lieuwen, Adam Steinberg
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A029, September 21–25, 2020
Paper No: GT2020-15939
https://doi.org/10.1115/GT2020-15939
View Paper titled, Dynamics of Effusion Cooling Fluid in a Pressurized Swirl Combustor Flow
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Topics: Combustion chambers, Cooling, Dynamics (Mechanics), Flow (Dynamics), Fluids, Fluorescence, Jets, Lasers, Nozzles, Film cooling
Proceedings Papers

Assessment of Current Capabilities and Near-Term Availability of Hydrogen-Fired Gas Turbines Considering a Low-Carbon Future

Benjamin Emerson, David Wu, Tim Lieuwen, Scott Sheppard, David Noble, Leonard Angello
Proc. ASME. GT2020, Volume 6: Education; Electric Power, V006T09A007, September 21–25, 2020
Paper No: GT2020-15714
https://doi.org/10.1115/GT2020-15714
View Paper titled, Assessment of Current Capabilities and Near-Term Availability of Hydrogen-Fired Gas Turbines Considering a Low-Carbon Future
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Topics: Carbon, Combustion, Gas turbines, Hydrogen
Proceedings Papers

Investigation Into Advanced Combustion System Health Monitoring

David Noble, Leonard Angello, Scott Sheppard, Jared Kee, Benjamin Emerson, Tim Lieuwen
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T08A008, June 17–21, 2019
Paper No: GT2019-91973
https://doi.org/10.1115/GT2019-91973
View Paper titled, Investigation Into Advanced Combustion System Health Monitoring
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Topics: Combustion systems, Combustion, Dynamics (Mechanics), Gas turbines, Combustion chambers, Maintenance, Pressure, Algorithms, Emissions, Energy industry
Journal Articles

The New Industrial Data Economy

Tim Lieuwen, Bobby Noble
Journal: Mechanical Engineering
Article Type: Select Article
Mechanical Engineering. May 2019, 141(05): 38–41.
Paper No: ME-2019-MAY3
https://doi.org/10.1115/1.2019-MAY3
Published Online: May 1, 2019
View Article titled, The New Industrial Data Economy
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Topics: Computer security, Data privacy, Economics , Internet, Machine learning, Machinery
Journal Articles

Liquid Fuel Property Effects on Lean Blowout in an Aircraft Relevant Combustor

Nicholas Rock, Ianko Chterev, Benjamin Emerson, Sang Hee Won, Jerry Seitzman, Tim Lieuwen
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071005.
Paper No: GTP-18-1499
https://doi.org/10.1115/1.4042010
Published Online: January 11, 2019
View Article titled, Liquid Fuel Property Effects on Lean Blowout in an Aircraft Relevant Combustor
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Topics: Fuels, Temperature, Combustion chambers
Proceedings Papers

Syngas Production and Combustion Turbine Operation With Hydrogen-Rich Fuel at the Kemper County IGCC

Matt Nelson, Pannalal Vimalchand, WanWang Peng, Tim Lieuwen, Diane Revay Madden, Paul Miller, Tim Pinkston, Steve Wilson
Proc. ASME. POWER2018, Volume 1: Fuels, Combustion, and Material Handling; Combustion Turbines Combined Cycles; Boilers and Heat Recovery Steam Generators; Virtual Plant and Cyber-Physical Systems; Plant Development and Construction; Renewable Energy Systems, V001T02A003, June 24–28, 2018
Paper No: POWER2018-7173
https://doi.org/10.1115/POWER2018-7173
View Paper titled, Syngas Production and Combustion Turbine Operation With Hydrogen-Rich Fuel at the Kemper County IGCC
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Topics: Combustion, Fuels, Hydrogen, Integrated gasification combined cycle power stations, Syngas, Turbines, Design, Compressors, Fuel gasification, Carbon dioxide
Proceedings Papers

Combustion Dynamics Monitoring Considerations for Systems With Autotuning

Benjamin Emerson, Chris Perullo, Tim Lieuwen, Scott Sheppard, Jared Kee, David Noble, Leonard Angello
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A050, June 11–15, 2018
Paper No: GT2018-77072
https://doi.org/10.1115/GT2018-77072
View Paper titled, Combustion Dynamics Monitoring Considerations for Systems With Autotuning
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Topics: Combustion, Dynamics (Mechanics), Emissions, Instrumentation, Gas turbines, Pattern recognition, Combustion chambers, Combustion systems, Computer software, Fuels
Proceedings Papers

Flame Response to Transverse Acoustic Forcing With Minimal Axial Coupling

Travis Smith, Benjamin Emerson, William Proscia, Tim Lieuwen
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A050, June 26–30, 2017
Paper No: GT2017-63812
https://doi.org/10.1115/GT2017-63812
View Paper titled, Flame Response to Transverse Acoustic Forcing With Minimal Axial Coupling
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Topics: Acoustics, Flames, Heat, Oscillations, Axial flow, Chemiluminescence, Clocks, Combustion, Excitation, Flow (Dynamics)
Proceedings Papers

Blowout Sensitivities in a Liquid Fueled Combustor: Fuel Composition and Preheat Temperature Effects

Nicholas Rock, Ianko Chterev, Benjamin Emerson, Jerry Seitzman, Tim Lieuwen
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A022, June 26–30, 2017
Paper No: GT2017-63305
https://doi.org/10.1115/GT2017-63305
View Paper titled, Blowout Sensitivities in a Liquid Fueled Combustor: Fuel Composition and Preheat Temperature Effects
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Topics: Combustion chambers, Fuels, Temperature effects, Temperature, Flow (Dynamics), Radiation (Physics), Chemical kinetics, Drops, Flash point, Heat losses
Proceedings Papers

Modeling of Minimum NO x in Staged-Combustion Architectures at Elevated Temperatures

Edwin Goh, Matthew Sirignano, Vedanth Nair, Benjamin Emerson, Tim Lieuwen, Jerry Seitzman
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A048, June 26–30, 2017
Paper No: GT2017-63787
https://doi.org/10.1115/GT2017-63787
View Paper titled, Modeling of Minimum NO x in Staged-Combustion Architectures at Elevated Temperatures
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Topics: Architecture, Combustion, Modeling, Nitrogen oxides, Temperature, Combustion chambers, Firing, Fuels, Cycles, Pressure
Proceedings Papers

Velocity Field Response of a Forced Swirl Stabilized Premixed Flame

Kiran Manoharan, Travis Smith, Benjamin Emerson, Christopher M. Douglas, Tim Lieuwen, Santosh Hemchandra
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A057, June 26–30, 2017
Paper No: GT2017-63936
https://doi.org/10.1115/GT2017-63936
View Paper titled, Velocity Field Response of a Forced Swirl Stabilized Premixed Flame
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Topics: Flames, Flow (Dynamics), Oscillations, Combustion chambers, Acoustics, Heat, Shear (Mechanics), Gas turbines, Jets, Methane
Journal Articles

Measurements of Stretch Statistics at Flame Leading Points for High Hydrogen Content Fuels

Andrew Marshall, Julia Lundrigan, Prabhakar Venkateswaran, Jerry Seitzman, Tim Lieuwen
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2017, 139(11): 111503.
Paper No: GTP-15-1502
https://doi.org/10.1115/1.4035819
Published Online: July 6, 2017
View Article titled, Measurements of Stretch Statistics at Flame Leading Points for High Hydrogen Content Fuels
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Topics: Flames, Fuels, Statistics, Turbulence, Flow (Dynamics)
Proceedings Papers

Flow Dynamics in Single and Multi-Nozzle Swirl Flames

Travis Smith, Benjamin Emerson, Ianko Chterev, David R. Noble, Tim Lieuwen
Proc. ASME. GT2016, Volume 4B: Combustion, Fuels and Emissions, V04BT04A041, June 13–17, 2016
Paper No: GT2016-57755
https://doi.org/10.1115/GT2016-57755
View Paper titled, Flow Dynamics in Single and Multi-Nozzle Swirl Flames
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Topics: Flames, Flow (Dynamics), Nozzles, Dynamics (Mechanics), Hardware, Shear (Mechanics), Accounting, Combustion, Combustion chambers, Combustion systems
Proceedings Papers

Reacting Pressurized Spray Combustor Dynamics: Part 1 — Fuel Sensitivities and Blowoff Characterization

Nicholas Rock, Ianko Chterev, Travis Smith, Hanna Ek, Benjamin Emerson, David Noble, Jerry Seitzman, Tim Lieuwen
Proc. ASME. GT2016, Volume 4A: Combustion, Fuels and Emissions, V04AT04A021, June 13–17, 2016
Paper No: GT2016-56346
https://doi.org/10.1115/GT2016-56346
View Paper titled, Reacting Pressurized Spray Combustor Dynamics: Part 1 — Fuel Sensitivities and Blowoff Characterization
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Topics: Combustion chambers, Dynamics (Mechanics), Fuels, Sprays, Temperature, Pressure, Phase transition temperature, Flames, Jet fuels