1-19 of 19
Agustin Valera-Medina
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Experimental and Numerical Investigation of NH 3 /H 2 /N 2 Combustion in a Premixed/Stratified Swirl Burner

Jordan Davies, Luca Mazzotta, Daisuke Sato, Syed Mashruk, Daniel Pugh, Domenico Borello, Agustin Valera Medina
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127419
https://doi.org/10.1115/GT2024-127419
View Paper titled, Experimental and Numerical Investigation of NH 3 /H 2 /N 2 Combustion in a Premixed/Stratified Swirl Burner
Open the PDF for Experimental and Numerical Investigation of NH 3 /H 2 /N 2 Combustion in a Premixed/Stratified Swirl Burner in another window
Topics: Combustion, Emissions, Hydrogen, Flames, Nitrogen oxides, Air flow, Cracking (Materials), Fuels, Gas turbines, Nitrogen
Proceedings Papers

Large Eddy Simulations for the Prediction of Fuel-Bound NO x Emissions: Application to NH 3 and NH 3 -CH 4 Blends at Different Operating Conditions

Roberto Meloni, Luca Mazzotta, Egidio Pucci, Steve Morris, Burak Goktepe, Syed Mashruk, Domenico Borello, Agustin Valera-Medina
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A031, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123875
https://doi.org/10.1115/GT2024-123875
View Paper titled, Large Eddy Simulations for the Prediction of Fuel-Bound NO x Emissions: Application to NH 3 and NH 3 -CH 4 Blends at Different Operating Conditions
Open the PDF for Large Eddy Simulations for the Prediction of Fuel-Bound NO x Emissions: Application to NH 3 and NH 3 -CH 4 Blends at Different Operating Conditions in another window
Topics: Combustion, Emissions, Fuels, Gas turbines, Large eddy simulation, Nitrogen oxides
Journal Articles

Experimental And Numerical Investigation of NH 3 /H 2 /N 2 Combustion In A Premixed/Stratified Swirl Burner

Accepted Manuscript
Jordan Davies, Luca Mazzotta, Daisuke Sato, Syed Mashruk, Daniel Pugh, Domenico Borello, Agustin Valera Medina
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1236
https://doi.org/10.1115/1.4066207
Published Online: August 13, 2024
View Article titled, Experimental And Numerical Investigation of NH 3 /H 2 /N 2 Combustion In A Premixed/Stratified Swirl Burner
Open the PDF for Experimental And Numerical Investigation of NH 3 /H 2 /N 2 Combustion In A Premixed/Stratified Swirl Burner in another window
Topics: Air flow, Combustion, Cracking (Materials), Emissions, Flames, Fuels, Gas turbines, Hydrogen, Nitrogen, Nitrogen oxides
Journal Articles

Modeling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner

Luca Mazzotta, Rachele Lamioni, Francesco D'Alessio, Roberto Meloni, Steven Morris, Burak Goktepe, Matteo Cerutti, Christian Romano, Francesco Creta, Chiara Galletti, Domenico Borello, Agustin Valera-Medina
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091022.
Paper No: GTP-24-1032
https://doi.org/10.1115/1.4064807
Published Online: April 8, 2024
View Article titled, Modeling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner
Open the PDF for Modeling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner in another window
Topics: Combustion, Emissions, Flames, Hydrogen, Nitrogen oxides, Pressure, Temperature, Fuels, Ignition delay, Flow (Dynamics)
Journal Articles

Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions

Daniel Pugh, Phil Bowen, Rukshan Navaratne, Burak Goktepe, Anthony Giles, Agustin Valera Medina, Steven Morris, Robin Vivoli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2024, 146(6): 061006.
Paper No: GTP-23-1411
https://doi.org/10.1115/1.4063786
Published Online: January 4, 2024
View Article titled, Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions
Open the PDF for Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions in another window
Topics: Chemiluminescence, Combustion chambers, Emissions, Flames, Fuels, Methane, Pressure, Temperature, Flow (Dynamics)
Proceedings Papers

Modelling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner

Luca Mazzotta, Francesco D’Alessio, Roberto Meloni, Steve Morris, Burak Goktepe, Rachele Lamioni, Matteo Cerutti, Christian Romano, Chiara Galletti, Francesco Creta, Domenico Borello, Agustin Valera-Medina
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102803
https://doi.org/10.1115/GT2023-102803
View Paper titled, Modelling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner
Open the PDF for Modelling Ammonia-Hydrogen-Air Combustion and Emission Characteristics of a Generic Swirl Burner in another window
Topics: Combustion, Emissions, Hydrogen, Modeling, Nitrogen oxides, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions

Daniel Pugh, Philip Bowen, Rukshan Navaratne, Burak Goktepe, Anthony Giles, Agustin Valera Medina, Steven Morris, Robin Vivoli
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A065, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102457
https://doi.org/10.1115/GT2023-102457
View Paper titled, Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions
Open the PDF for Influence of Variable Swirl on Emissions in a Non-Premixed Fuel-Flexible Burner at Elevated Ambient Conditions in another window
Topics: Combustion chambers, Emissions, Fuels
Proceedings Papers

Influence of Steam and Elevated Ambient Conditions on N 2 O in a Premixed Swirling NH 3 /H 2 Flame

Daniel Pugh, Philip Bowen, Burak Goktepe, Anthony Giles, Syed Mashruk, Agustin Valera Medina, Steven Morris
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A064, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102452
https://doi.org/10.1115/GT2023-102452
View Paper titled, Influence of Steam and Elevated Ambient Conditions on N 2 O in a Premixed Swirling NH 3 /H 2 Flame
Open the PDF for Influence of Steam and Elevated Ambient Conditions on N 2 O in a Premixed Swirling NH 3 /H 2 Flame in another window
Topics: Combustion chambers, Emissions, Flames, Fuels, Steam, Swirling flow, Turbulence
Proceedings Papers

Numerical Modelling of Swirl Stabilised Lean-Premixed H2-CH4 Flames With the Artificially Thickened Flame Model

Simone Castellani, Pier Carlo Nassini, Antonio Andreini, Roberto Meloni, Egidio Pucci, Agustin Valera-Medina, Steven Morris, Burak Goktepe, Syed Mashruk
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A044, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101994
https://doi.org/10.1115/GT2023-101994
View Paper titled, Numerical Modelling of Swirl Stabilised Lean-Premixed H2-CH4 Flames With the Artificially Thickened Flame Model
Open the PDF for Numerical Modelling of Swirl Stabilised Lean-Premixed H2-CH4 Flames With the Artificially Thickened Flame Model in another window
Topics: Flames, Methane, Modeling, Fuels, Gas turbines, Hydrogen, Chemiluminescence, Chemistry, Combustion, Combustion chambers
Proceedings Papers

The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys

Marina Kovaleva, Dominik Dziedzic, Syed Mashruk, Sam Evans, Agustin Valera-Medina, Enrique Galindo-Nava
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82239
https://doi.org/10.1115/GT2022-82239
View Paper titled, The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys
Open the PDF for The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys in another window
Topics: Absorption, Combustion, Embrittlement, Hydrogen, Nickel, Superalloys
Proceedings Papers

Combustion of Hydrogen-Methane-Air-Mixtures in a Generic Triple Swirl Burner: Numerical Studies

Neha Vishnoi, Agustin Valera-Medina, Aditya Saurabh, Lipika Kabiraj
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59744
https://doi.org/10.1115/GT2021-59744
View Paper titled, Combustion of Hydrogen-Methane-Air-Mixtures in a Generic Triple Swirl Burner: Numerical Studies
Open the PDF for Combustion of Hydrogen-Methane-Air-Mixtures in a Generic Triple Swirl Burner: Numerical Studies in another window
Topics: Combustion, Hydrogen, Methane, Nitrogen oxides, Emissions, Flow (Dynamics), Combustion chambers, Fuels, Flames, Simulation
Journal Articles

Challenges and Solutions for Utilization of Bioliquids in Microturbines

Tine Seljak, Klemen Pavalec, Marco Buffi, Agustin Valera-Medina, David Chiaramonti, Tomaž Katrašnik
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2019, 141(3): 031401.
Paper No: GTP-18-1528
https://doi.org/10.1115/1.4041312
Published Online: October 5, 2018
View Article titled, Challenges and Solutions for Utilization of Bioliquids in Microturbines
Open the PDF for Challenges and Solutions for Utilization of Bioliquids in Microturbines in another window
Topics: Fuels, Turbines, Combustion, Microturbines, Emissions, Biofuel
Proceedings Papers

Challenges and Solutions for Utilization of Bioliquids in Microturbines

Tine Seljak, Klemen Pavalec, Marco Buffi, Agustin Valera-Medina, David Chiaramonti, Tomaž Katrašnik
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A006, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76759
https://doi.org/10.1115/GT2018-76759
View Paper titled, Challenges and Solutions for Utilization of Bioliquids in Microturbines
Open the PDF for Challenges and Solutions for Utilization of Bioliquids in Microturbines in another window
Topics: Biomass, Chemical properties, Combustion, Distributed power generation, Durability, Emissions, Fuels, Gas turbines, Heating and cooling, Micro gas turbines
Proceedings Papers

Experimental Analysis of Confinement and Swirl Effects on Premixed CH 4 -H 2 Flame Behavior in a Pressurized Generic Swirl Burner

Jon Runyon, Richard Marsh, Daniel Pugh, Philip Bowen, Anthony Giles, Steven Morris, Agustin Valera-Medina
Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A044, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64794
https://doi.org/10.1115/GT2017-64794
View Paper titled, Experimental Analysis of Confinement and Swirl Effects on Premixed CH 4 -H 2 Flame Behavior in a Pressurized Generic Swirl Burner
Open the PDF for Experimental Analysis of Confinement and Swirl Effects on Premixed CH 4 -H 2 Flame Behavior in a Pressurized Generic Swirl Burner in another window
Topics: Experimental analysis, Flames, Methane, Combustion chambers, Combustion, Hydrogen, Acoustics, Emissions, Gas turbines, Geometry
Proceedings Papers

Experimental Study to Enhance Resistance for Boundary Layer Flashback in Swirl Burners Using Microsurfaces

Mohammed Al-Fahham, Fares Amer Hatem, Ali Safa Alsaegh, Agustin Valera Medina, Samuel Bigot, Richard Marsh
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A030, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63367
https://doi.org/10.1115/GT2017-63367
View Paper titled, Experimental Study to Enhance Resistance for Boundary Layer Flashback in Swirl Burners Using Microsurfaces
Open the PDF for Experimental Study to Enhance Resistance for Boundary Layer Flashback in Swirl Burners Using Microsurfaces in another window
Topics: Boundary layers, Combustion, Combustion systems, Computational fluid dynamics, Flames, Swirling flow, Biomimetics, Damage, Drag (Fluid dynamics), Flow (Dynamics)
Journal Articles

Chemical Kinetic Mechanism Study on Premixed Combustion of Ammonia/Hydrogen Fuels for Gas Turbine Use

Hua Xiao, Agustin Valera-Medina
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2017, 139(8): 081504.
Paper No: GTP-16-1553
https://doi.org/10.1115/1.4035911
Published Online: April 4, 2017
View Article titled, Chemical Kinetic Mechanism Study on Premixed Combustion of Ammonia/Hydrogen Fuels for Gas Turbine Use
Open the PDF for Chemical Kinetic Mechanism Study on Premixed Combustion of Ammonia/Hydrogen Fuels for Gas Turbine Use in another window
Topics: Combustion, Flames, Ignition delay, Fuels, Emissions, Nitrogen oxides, Gas turbines, Sensitivity analysis, Modeling
Proceedings Papers

Methane-Oxygen Flame Stability in a Generic Premixed Gas Turbine Swirl Combustor at Varying Thermal Power and Pressure

Jon Runyon, Richard Marsh, Agustin Valera-Medina, Anthony Giles, Steve Morris, Daniel Pugh, Yura Sevcenco, Phil Bowen
Proc. ASME. GT2015, Volume 4B: Combustion, Fuels and Emissions, V04BT04A043, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43588
https://doi.org/10.1115/GT2015-43588
View Paper titled, Methane-Oxygen Flame Stability in a Generic Premixed Gas Turbine Swirl Combustor at Varying Thermal Power and Pressure
Open the PDF for Methane-Oxygen Flame Stability in a Generic Premixed Gas Turbine Swirl Combustor at Varying Thermal Power and Pressure in another window
Topics: Combustion chambers, Flames, Gas turbines, Methane, Oxygen, Pressure, Stability, Thermal energy, Carbon dioxide, Combustion
Proceedings Papers

The Use of CO 2 to Improve Stability and Emissions of an IGCC Combustor

Jonathan Lewis, Richard Marsh, Agustin Valera-Medina, Steven Morris, Hesham Baej
Proc. ASME. GT2014, Volume 4A: Combustion, Fuels and Emissions, V04AT04A029, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25446
https://doi.org/10.1115/GT2014-25446
View Paper titled, The Use of CO 2 to Improve Stability and Emissions of an IGCC Combustor
Open the PDF for The Use of CO 2 to Improve Stability and Emissions of an IGCC Combustor in another window
Topics: Carbon dioxide, Combustion chambers, Emissions, Integrated gasification combined cycle power stations, Stability, Fuels, Combustion, Temperature, Dynamics (Mechanics), Gas turbines
Proceedings Papers

Influence of Ambient Conditions on Laminar Burning Velocity, Ignition and Flame Extinction for Ethanol-Air Mixtures

Daniel de la Rosa, Andrew P. Crayford, Philip J. Bowen, Agustin Valera-Medina
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 273-283, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68399
https://doi.org/10.1115/GT2012-68399
View Paper titled, Influence of Ambient Conditions on Laminar Burning Velocity, Ignition and Flame Extinction for Ethanol-Air Mixtures
Open the PDF for Influence of Ambient Conditions on Laminar Burning Velocity, Ignition and Flame Extinction for Ethanol-Air Mixtures in another window
Topics: Combustion, Ethanol, Flames, Ignition, Pressure, Bombs, Schlieren methods, Temperature, Vessels