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Proceedings Papers

Ammonia and Ammonia/Hydrogen Mixtures Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions

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Michael Pierro, Christopher W. Dennis, Alex-Abraham Pothen, Nikolas Hulliger, Tyler Kelly, Matthew Fraze, Justin J. Urso, Ramees K. Rahman, Cory Kinney, Mark Winquist, John Vega, Ganesan Subbaraman, Robert Steele, Subith S. Vasu
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A037, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129083
https://doi.org/10.1115/GT2024-129083
View Paper titled, Ammonia and Ammonia/Hydrogen Mixtures Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions
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Topics: Fuels, Gas turbines, Hydrogen, Ignition delay, Model validation, Shock tubes
Proceedings Papers

Hydrogen and Ammonia Blending With Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions

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Michael Pierro, Justin Urso, Ramees K. Rahman, Christopher Dennis, Marley Albright, Jonathan McGaunn, Cory Kinney, Subith S. Vasu
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100992
https://doi.org/10.1115/GT2023-100992
View Paper titled, Hydrogen and Ammonia Blending With Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions
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Topics: Gas turbines, Hydrogen, Ignition delay, Model validation, Natural gas, Shock tubes
Proceedings Papers

Partially Cracked Ammonia for Micro-Gas Turbine Application

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Daria Bellotti, Chiara Anfosso, Loredana Magistri, Aristide Fausto Massardo
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A032, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-105386
https://doi.org/10.1115/GT2023-105386
View Paper titled, Partially Cracked Ammonia for Micro-Gas Turbine Application
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Topics: Carbon dioxide, Fuels, Hydrogen, Turbines, Emissions, Energy generation, Temperature, Carbon, Climate change, Cracking (Materials)
Proceedings Papers

Economizer Location Optimization for a Centrifugal Compressor With Refrigerant as Working Fluid

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Jose Urcia, Jin Yan, Tadeu Fagundes
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79574
https://doi.org/10.1115/GT2022-79574
View Paper titled, Economizer Location Optimization for a Centrifugal Compressor With Refrigerant as Working Fluid
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Topics: Compressors, Fluids, Optimization, Refrigerants, Cycles, Cascades (Fluid dynamics), Flow (Dynamics), Thermodynamic cycles, Design, Engineering standards
Proceedings Papers

Performance Simulation of Micro Gas Turbines for Hydrogen Application

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Arias Esmaelpour, Homam Nikpey Somehsaraei, Peter Breuhaus
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A032, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83071
https://doi.org/10.1115/GT2022-83071
View Paper titled, Performance Simulation of Micro Gas Turbines for Hydrogen Application
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Topics: Hydrogen, Micro gas turbines, Simulation, Energy generation, Engines, Natural gas, Fuels, Renewable energy sources, Carbon capture and storage, Carbon dioxide
Proceedings Papers

Model Validation of an Euler-Based 2D-Throughflow Approach for Multistage Axial Turbine Analysis

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Sebastian Föllner, Volker Amedick, Bernhard Bonhoff, Dieter Brillert, Friedrich-Karl Benra
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A055, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16229
https://doi.org/10.1115/GT2020-16229
View Paper titled, Model Validation of an Euler-Based 2D-Throughflow Approach for Multistage Axial Turbine Analysis
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Topics: Flow (Dynamics), Model validation, Nozzles, Turbines, Blades, Simulation, Computation, Fluids, Flux (Metallurgy), Shock (Mechanics)
Proceedings Papers

Industrial Challenges in Large Thermally Enabled Structural Whole Engine Models

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Michelle Tindall, Akin Keskin, Andrew Layton
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A018, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15207
https://doi.org/10.1115/GT2020-15207
View Paper titled, Industrial Challenges in Large Thermally Enabled Structural Whole Engine Models
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Topics: Engines, X-rays, Design, Cycles, Gas turbines, Testing, Contact modeling, Geometry, Model validation, Modeling
Proceedings Papers

Simple Contact Stiffness Model Validation for Tie Bolt Rotor Design With Butt Joints and Pilot Fits

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Aaron M. Rimpel, Matthew Leopard
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90396
https://doi.org/10.1115/GT2019-90396
View Paper titled, Simple Contact Stiffness Model Validation for Tie Bolt Rotor Design With Butt Joints and Pilot Fits
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Topics: Design, Model validation, Rotors, Stiffness, Tie rods, Compressors, Couplings, Modeling, Finite element analysis, High pressure (Physics)
Proceedings Papers

Experimental Investigation on Real Under-Platform Dampers: The Impact of Design and Manufacturing

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Chiara Gastaldi, Teresa M. Berruti, Muzio M. Gola, Andrea Bessone
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90416
https://doi.org/10.1115/GT2019-90416
View Paper titled, Experimental Investigation on Real Under-Platform Dampers: The Impact of Design and Manufacturing
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Topics: Dampers, Design, Manufacturing, Friction, Shapes, Blades, Damping, Disks, Dry friction, Energy generation
Proceedings Papers

Model and Experimental Verification of the Dynamic Forced Performance of a Tightly Sealed Squeeze Film Damper Supplied With a Bubbly Mixture

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Luis San Andrés, Bonjin Koo
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90330
https://doi.org/10.1115/GT2019-90330
View Paper titled, Model and Experimental Verification of the Dynamic Forced Performance of a Tightly Sealed Squeeze Film Damper Supplied With a Bubbly Mixture
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Topics: Dampers, Pressure, Lubricants, Damping, Cycles, Flow (Dynamics), Inertia (Mechanics), Piston rings, Stiffness, Whirls
Proceedings Papers

Validation of a Numerical Quasi One-Dimensional Model for Wave Rotor Turbines With Curved Channels

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Stefan Tüchler, Colin D. Copeland
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A011, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90868
https://doi.org/10.1115/GT2019-90868
View Paper titled, Validation of a Numerical Quasi One-Dimensional Model for Wave Rotor Turbines With Curved Channels
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Topics: Rotors, Turbines, Waves, Pressure, Cycles, Flow (Dynamics), Leakage, Computation, Gas turbines, Heat transfer
Proceedings Papers

Gas Turbine Combined Cycle Flexibility: A Dynamic Model for Compressor Intake Conditioning Through a Heat-Pump

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Iacopo Rossi, Luca Piantelli, Alberto Traverso
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A015, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91354
https://doi.org/10.1115/GT2019-91354
View Paper titled, Gas Turbine Combined Cycle Flexibility: A Dynamic Model for Compressor Intake Conditioning Through a Heat-Pump
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Topics: Combined cycles, Compressors, Dynamic models, Gas turbines, Heat pumps, Temperature, Power stations, Stress, Cooling, Dynamic modeling
Proceedings Papers

Wet Gas Compressor Model Validation

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Martin Bakken, Tor Bjørge, Lars E. Bakken
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A016, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90354
https://doi.org/10.1115/GT2019-90354
View Paper titled, Wet Gas Compressor Model Validation
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Topics: Gas compressors, Model validation, Valves, Dynamic models, Ocean engineering, Test facilities, Transients (Dynamics), Compression, Compressors, Design
Proceedings Papers

Numerical Simulation of Non-Equilibrium Condensation in Supercritical CO 2 Compressors

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Kevin W. Brinckman, Ashvin Hosangadi, Zisen Liu, Timothy Weathers
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90497
https://doi.org/10.1115/GT2019-90497
View Paper titled, Numerical Simulation of Non-Equilibrium Condensation in Supercritical CO 2 Compressors
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Topics: Compressors, Computer simulation, Condensation, Equilibrium (Physics), Supercritical carbon dioxide, Drops, Nucleation (Physics), Fluids, Carbon dioxide, Computational fluid dynamics
Proceedings Papers

Using Statistical Calibration for Model Verification and Validation, Diagnosis of Model Inadequacy, and Improving Simulation Accuracy

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Kevin OFlaherty, Zachary Graves, Lie Xiong, Mark Andrews
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT32A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75807
https://doi.org/10.1115/GT2018-75807
View Paper titled, Using Statistical Calibration for Model Verification and Validation, Diagnosis of Model Inadequacy, and Improving Simulation Accuracy
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Topics: Calibration, Simulation, Design, Errors, Fatigue, Manufacturing, Materials properties, Model validation, Optimization, Random noise
Proceedings Papers

NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant

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O. Mathieu, C. R. Mulvihill, E. L. Petersen, H. J. Curran
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A062, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75874
https://doi.org/10.1115/GT2018-75874
View Paper titled, NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant
Open the PDF for NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant in another window
Topics: Methane, Model validation, Nitrogen oxides, Shock (Mechanics), Water, Fuels, Chemistry, Exhaust gas recirculation, Absorption, Atmospheric pressure
Proceedings Papers

RANS and LES Modeling of a Linear-Array Swirl Burner Using a Flamelet-Progress Variable Approach

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Sandeep Jella, Gilles Bourque, Jeffrey Bergthorson, Wing Yin Kwong, Adam Steinberg
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A065, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75896
https://doi.org/10.1115/GT2018-75896
View Paper titled, RANS and LES Modeling of a Linear-Array Swirl Burner Using a Flamelet-Progress Variable Approach
Open the PDF for RANS and LES Modeling of a Linear-Array Swirl Burner Using a Flamelet-Progress Variable Approach in another window
Topics: Modeling, Reynolds-averaged Navier–Stokes equations, Flames, Flow (Dynamics), Anisotropy, Flamelet generated manifold, Lasers, Nozzles, Scalars, Shapes
Proceedings Papers

Numerical Investigation on Mist/Air Cooling in Rectangular Ribbed Channels With Various Aspect Ratios

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Junxiong Zeng, Tieyu Gao, Jun Li, Jianying Gong
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT11A007, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63840
https://doi.org/10.1115/GT2017-63840
View Paper titled, Numerical Investigation on Mist/Air Cooling in Rectangular Ribbed Channels With Various Aspect Ratios
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Topics: Cooling, Flow (Dynamics), Heat transfer, Coolants, Drops, Gas turbines, Reynolds number, Blades, Corrosion, Damage
Proceedings Papers

Large-Eddy Simulation and Detailed Modeling of Soot Evolution in a Model Aero Engine Combustor

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Achim Wick, Frederic Priesack, Heinz Pitsch
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A020, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63293
https://doi.org/10.1115/GT2017-63293
View Paper titled, Large-Eddy Simulation and Detailed Modeling of Soot Evolution in a Model Aero Engine Combustor
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Topics: Aircraft engines, Combustion chambers, Large eddy simulation, Modeling, Soot, Flow (Dynamics), Particulate matter, Simulation, Temperature, Aerospace industry
Proceedings Papers

Numerical and Experimental Investigations on Preload Effects in Air Foil Journal Bearings

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Marcel Mahner, Pu Li, Andreas Lehn, Bernhard Schweizer
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63284
https://doi.org/10.1115/GT2017-63284
View Paper titled, Numerical and Experimental Investigations on Preload Effects in Air Foil Journal Bearings
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Topics: Journal bearings, Bearings, Manufacturing, Damping, Deflection, Fluids, Model validation, Pressure, Stiffness