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Ajay K. Agrawal
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Proceedings Papers

Sooting Behavior of Commercial and Bio-Derived Butyl-Acetate/N-Heptane Blends in High-Pressure Spray Combustion Experiments

Anna L. Stevenson, Allen J. Parker, Shawn A. Reggeti, Ajay K. Agrawal, Joshua A. Bittle
Proc. ASME. ICEF2022, ASME 2022 ICE Forward Conference, V001T05A004, October 16–19, 2022
Paper No: ICEF2022-90634
https://doi.org/10.1115/ICEF2022-90634
View Paper titled, Sooting Behavior of Commercial and Bio-Derived Butyl-Acetate/N-Heptane Blends in High-Pressure Spray Combustion Experiments
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Topics: Biofuel, Combustion, Fuels, Heptane, High pressure (Physics), Sprays
Journal Articles

Comparing Global Spray Combustion Characteristics and Local Shot-to-Shot Variations in a Reacting n -Heptane Spray

Shawn A. Reggeti, Allen Parker, C. Taber Wanstall, Ajay K. Agrawal, Joshua A. Bittle
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power. September 2021, 143(9): 091018.
Paper No: GTP-21-1095
https://doi.org/10.1115/1.4050868
Published Online: May 31, 2021
View Article titled, Comparing Global Spray Combustion Characteristics and Local Shot-to-Shot Variations in a Reacting n -Heptane Spray
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Topics: Combustion, Flames, Fuels, Soot, Sprays, Turbulence, Vapors, Temperature, Chemiluminescence, Pressure
Journal Articles

Spray Flame Characteristics of Bio-Derived Fuels in a Simulated Gas Turbine Burner

Heena Panchasara, Pankaj S. Kolhe, Ajay K. Agrawal
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2020, 142(8): 081009.
Paper No: GTP-20-1190
https://doi.org/10.1115/1.4047782
Published Online: July 31, 2020
View Article titled, Spray Flame Characteristics of Bio-Derived Fuels in a Simulated Gas Turbine Burner
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Topics: Combustion, Density, Drops, Flames, Fuels, Gas turbines, Probability, Sprays, Combustion chambers, Surface mount devices
Proceedings Papers

Spray Flame Characteristics of Bio-Derived Fuels in a Simulated Gas Turbine Burner

Heena Panchasara, Pankaj S. Kolhe, Ajay K. Agrawal
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A012, June 17–21, 2019
Paper No: GT2019-90663
https://doi.org/10.1115/GT2019-90663
View Paper titled, Spray Flame Characteristics of Bio-Derived Fuels in a Simulated Gas Turbine Burner
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Topics: Combustion, Density, Drops, Flames, Fuels, Gas turbines, Probability, Sprays
Journal Articles

OH* Chemiluminescence Imaging of the Combustion Products From a Methane-Fueled Rotating Detonation Engine

Jonathan Tobias, Daniel Depperschmidt, Cooper Welch, Robert Miller, Mruthunjaya Uddi, Ajay K. Agrawal, Ron Daniel, Jr.
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2019, 141(2): 021021.
Paper No: GTP-18-1436
https://doi.org/10.1115/1.4041143
Published Online: October 4, 2018
View Article titled, OH* Chemiluminescence Imaging of the Combustion Products From a Methane-Fueled Rotating Detonation Engine
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Topics: Chemiluminescence, Combustion, Engines, Explosions, Imaging, Methane, Pressure, Waves, Fuels, Flow (Dynamics)
Journal Articles

Twin-Fluid Atomized Spray Combustion of Straight Vegetable Oil at Elevated Pressures

Yonas Niguse, Ajay K. Agrawal
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 111504.
Paper No: GTP-18-1188
https://doi.org/10.1115/1.4040286
Published Online: July 9, 2018
View Article titled, Twin-Fluid Atomized Spray Combustion of Straight Vegetable Oil at Elevated Pressures
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Topics: Combustion, Diesel, Emissions, Flames, Fuels, Pressure, Sprays, Vegetable oils, Flow (Dynamics), Fluids
Proceedings Papers

Twin-Fluid Atomized Spray Combustion of Straight Vegetable Oil at Elevated Pressures

Yonas G. Niguse, Ajay K. Agrawal
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T03A013, June 26–30, 2017
Paper No: GT2017-65191
https://doi.org/10.1115/GT2017-65191
View Paper titled, Twin-Fluid Atomized Spray Combustion of Straight Vegetable Oil at Elevated Pressures
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Topics: Combustion, Fluids, Sprays, Vegetable oils, Flames, Pressure, Emissions, Nitrogen oxides, Soot, Combustion systems
Proceedings Papers

Computational Analysis of Two-Phase Mixing Inside a Twin-Fluid, Fuel-Flexible Atomizer

Nathan J. Vardaman, Ajay K. Agrawal
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T03A014, June 26–30, 2017
Paper No: GT2017-65199
https://doi.org/10.1115/GT2017-65199
View Paper titled, Computational Analysis of Two-Phase Mixing Inside a Twin-Fluid, Fuel-Flexible Atomizer
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Topics: Fluids, Fuels, Ejectors, Computational fluid dynamics, Combustion, Flow (Dynamics), Biofuel, Bubbles, Fuel injectors, High pressure (Physics)
Journal Articles

High-Speed Rainbow Schlieren Deflectometry of n -Heptane Sprays Using a Common Rail Diesel Injector

Eileen M. Mirynowski, Ajay K. Agrawal, Joshua A. Bittle
Journal: Journal of Energy Resources Technology
Article Type: Research-Article
J. Energy Resour. Technol. November 2017, 139(6): 062205.
Paper No: JERT-17-1092
https://doi.org/10.1115/1.4036959
Published Online: June 27, 2017
View Article titled, High-Speed Rainbow Schlieren Deflectometry of n -Heptane Sprays Using a Common Rail Diesel Injector
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Topics: Ejectors, Fuels, Sprays, Deflection, Heptane
Proceedings Papers

High-Speed Rainbow Schlieren Deflectometry of N-Heptane Sprays Using a Common Rail Diesel Injector

Eileen M. Mirynowski, Ajay K. Agrawal, Joshua A. Bittle
Proc. ASME. ICEF2016, ASME 2016 Internal Combustion Engine Division Fall Technical Conference, V001T02A013, October 9–12, 2016
Paper No: ICEF2016-9453
https://doi.org/10.1115/ICEF2016-9453
View Paper titled, High-Speed Rainbow Schlieren Deflectometry of N-Heptane Sprays Using a Common Rail Diesel Injector
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Topics: Common rail fuel injectors, Diesel, Ejectors, Heptane, Sprays, Fuels, Pressure, Flow (Dynamics), Schlieren methods, Vapors
Proceedings Papers

Effect of Preheating on Flame Structure of a Swirl Stabilized Combustor With Porous Insert to Control Thermoacoustics

Daniel L. Depperschmidt, John A. Kornegay, James C. Allen, Ajay K. Agrawal
Proc. ASME. GT2016, Volume 4B: Combustion, Fuels and Emissions, V04BT04A053, June 13–17, 2016
Paper No: GT2016-58064
https://doi.org/10.1115/GT2016-58064
View Paper titled, Effect of Preheating on Flame Structure of a Swirl Stabilized Combustor With Porous Insert to Control Thermoacoustics
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Topics: Combustion chambers, Flames, Thermoacoustics, Combustion, Oscillations, Pressure, Emissions, Energy generation, Flow (Dynamics), Fluorescence
Proceedings Papers

Low Emission, Liquid Fuel Combustion System for Conventional and Alternative Fuels Developed by the Scaling Analysis

Yonas G. Niguse, Ajay K. Agrawal
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T03A011, June 15–19, 2015
Paper No: GT2015-43889
https://doi.org/10.1115/GT2015-43889
View Paper titled, Low Emission, Liquid Fuel Combustion System for Conventional and Alternative Fuels Developed by the Scaling Analysis
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Topics: Combustion systems, Emissions, Fuels, Combustion chambers, Flames, Ejectors, Design, Combustion, Flow (Dynamics), Sprays
Proceedings Papers

Passive Control of Thermo-Acoustic Instability in Different Length Combustors Using a High-Strength Metallic Porous Insert

John Kornegay, Daniel Depperschmidt, Ajay K. Agrawal
Proc. ASME. GT2015, Volume 4B: Combustion, Fuels and Emissions, V04BT04A059, June 15–19, 2015
Paper No: GT2015-43890
https://doi.org/10.1115/GT2015-43890
View Paper titled, Passive Control of Thermo-Acoustic Instability in Different Length Combustors Using a High-Strength Metallic Porous Insert
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Topics: Acoustics, Combustion chambers, Passive control, Flow (Dynamics), Turbulence, Additive manufacturing, Combustion, Combustion systems, Engines, Failure
Journal Articles

Swirler Effects on Passive Control of Combustion Noise and Instability in a Swirl-Stabilized Combustor

Alex Borsuk, Justin Williams, Joseph Meadows, Ajay K. Agrawal
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2015, 137(4): 041504.
Paper No: GTP-14-1213
https://doi.org/10.1115/1.4028613
Published Online: April 1, 2015
View Article titled, Swirler Effects on Passive Control of Combustion Noise and Instability in a Swirl-Stabilized Combustor
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Topics: Combustion, Combustion chambers, Flames, Flow (Dynamics), Noise (Sound)
Proceedings Papers

Calculations of Fuel NO Formation in a Gas Turbine Combustor

Thomas J. Overcamp, Ajay K. Agrawal, Wei-Seng Cheng, Tah-Teh Yang
Proc. ASME. GT1991, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A031, June 3–6, 1991
Paper No: 91-GT-361
https://doi.org/10.1115/91-GT-361
View Paper titled, Calculations of Fuel NO Formation in a Gas Turbine Combustor
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Topics: Combustion chambers, Fuels, Gas turbines, Nitrogen, Engineering simulation, Simulation, Combustion, Coal, Fluid dynamics, Fuel gasification
Proceedings Papers

Numerical Simulations of Low-Btu Coal Gas Combustion in a Gas Turbine Combustor

Ajay K. Agrawal, Tah-Teh Yang
Proc. ASME. GT1991, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A003, June 3–6, 1991
Paper No: 91-GT-042
https://doi.org/10.1115/91-GT-042
View Paper titled, Numerical Simulations of Low-Btu Coal Gas Combustion in a Gas Turbine Combustor
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Topics: Coal, Combustion, Combustion chambers, Computer simulation, Gas turbines, Turbulence, Temperature, Wall temperature, Approximation, Chemistry
Proceedings Papers

Viscous Flow Computations for Compressor/Combustor Diffuser Design to Allow Air Extraction for IGCC Systems

Ajay K. Agrawal, Tah-Teh Yang
Proc. ASME. GT1991, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A005, June 3–6, 1991
Paper No: 91-GT-062
https://doi.org/10.1115/91-GT-062
View Paper titled, Viscous Flow Computations for Compressor/Combustor Diffuser Design to Allow Air Extraction for IGCC Systems
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Topics: Combustion chambers, Compressors, Computation, Design, Diffusers, Integrated gasification combined cycle power stations, Viscous flow, Suction, Exterior walls, Flow (Dynamics)
Proceedings Papers

Comparative Evaluation of Combustion Codes for Low-Btu Gas Applications

Tah-Teh Yang, Ajay K. Agrawal
Proc. ASME. GT1991, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A012, June 3–6, 1991
Paper No: 91-GT-110
https://doi.org/10.1115/91-GT-110
View Paper titled, Comparative Evaluation of Combustion Codes for Low-Btu Gas Applications
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Topics: Combustion, Coal, Computers, Combustion chambers, Emissions, Flow (Dynamics), Fuels, Gas turbines, Geometry, Modeling
Proceedings Papers

Use of Subdomains for Inverse Problems in Branching Flow Passages

S. Krishnan, Ajay K. Agrawal, Tah-teh Yang
Proc. ASME. GT1992, Volume 1: Turbomachinery, V001T01A097, June 1–4, 1992
Paper No: 92-GT-287
https://doi.org/10.1115/92-GT-287
View Paper titled, Use of Subdomains for Inverse Problems in Branching Flow Passages
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Topics: Flow (Dynamics), Inverse problems, Pressure, Shapes, Ducts, Computational methods, Design, Errors, Pressure gradient, Turbulence
Proceedings Papers

Flow Interactions in the Combustor-Diffuser System of Industrial Gas Turbines

Ajay K. Agrawal, Jayanta S. Kapat, Tah-teh Yang
Proc. ASME. GT1996, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A045, June 10–13, 1996
Paper No: 96-GT-454
https://doi.org/10.1115/96-GT-454
View Paper titled, Flow Interactions in the Combustor-Diffuser System of Industrial Gas Turbines
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Topics: Combustion chambers, Diffusers, Flow (Dynamics), Industrial gases, Turbines, Air flow, Aircraft engines, Computation, Computational fluid dynamics, Design