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Proceedings Papers

Mixing Losses in Steady and Unsteady Simulations of Turbomachinery Flows

Daniel Schlüß, Christian Frey
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A014, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75524
https://doi.org/10.1115/GT2018-75524
View Paper titled, Mixing Losses in Steady and Unsteady Simulations of Turbomachinery Flows
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Topics: Engineering simulation, Flow (Dynamics), Simulation, Turbomachinery, Unsteady flow, Blades, Computation, Entropy, Acoustics, Approximation
Proceedings Papers

Numerical Study of a Micro Gas Turbine Integrated With a Supercritical CO 2 Brayton Cycle Turbine

Fabrizio Reale, Vincenzo Iannotta, Raffaele Tuccillo
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76656
https://doi.org/10.1115/GT2018-76656
View Paper titled, Numerical Study of a Micro Gas Turbine Integrated With a Supercritical CO 2 Brayton Cycle Turbine
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Topics: Micro gas turbines, Supercritical carbon dioxide closed-cycle gas turbines, Organic Rankine cycle, Cycles, Energy / power systems, Brayton cycle, Carbon dioxide, Distributed power generation, Emissions, Energy storage
Proceedings Papers

Experimental Investigation of an Inverted Brayton Cycle for Exhaust Gas Energy Recovery

Ian Kennedy, Zhihang Chen, Bob Ceen, Simon Jones, Colin D. Copeland
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75386
https://doi.org/10.1115/GT2018-75386
View Paper titled, Experimental Investigation of an Inverted Brayton Cycle for Exhaust Gas Energy Recovery
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Topics: Brayton cycle, Energy recovery, Exhaust systems, Temperature, Gases, Pressure drop, Turbines, Additive manufacturing, Combustion, Compressors
Proceedings Papers

NO x Reduction in a Swirl Combustor Firing Ammonia for a Micro Gas Turbine

Norihiko Iki, Osamu Kurata, Takayuki Matsunuma, Takahiro Inoue, Taku Tsujimura, Hirohide Furutani, Hideaki Kobayashi, Akihiro Hayakawa, Ekenechukwu Okafor
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A009, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75993
https://doi.org/10.1115/GT2018-75993
View Paper titled, NO x Reduction in a Swirl Combustor Firing Ammonia for a Micro Gas Turbine
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Topics: Combustion chambers, Firing, Micro gas turbines, Nitrogen oxides, Combustion, Flames, Methane, Engineering prototypes, Fuels, Emissions
Proceedings Papers

Investigation of Vanadium Carbide Reinforced CMC for Gas Turbine Stator

S. Ram Kumar, Vikram Ramanan
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A011, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76872
https://doi.org/10.1115/GT2018-76872
View Paper titled, Investigation of Vanadium Carbide Reinforced CMC for Gas Turbine Stator
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Topics: Ceramic matrix composites, Gas turbines, Stators, Temperature, Composite materials, Turbines, Fibers, High pressure (Physics), Melting point, Silicon
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

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

Flame and Spray Dynamics During the Light-Round Process in an Annular System Equipped With Multiple Swirl Spray Injectors

Kevin Prieur, Daniel Durox, Guillaume Vignat, Thierry Schuller, Sébastien Candel
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A037, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76840
https://doi.org/10.1115/GT2018-76840
View Paper titled, Flame and Spray Dynamics During the Light-Round Process in an Annular System Equipped With Multiple Swirl Spray Injectors
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Topics: Dynamics (Mechanics), Ejectors, Flames, Sprays, Combustion chambers, Drops, Heptane, Arches, Ignition, Microphones
Proceedings Papers

Experimental and Numerical Study on Emission Characteristics of the Double Annular Swirler Under Different Pilot Fuel Ratios

Chao Zong, Yaya Lyu, Desan Guo, Chengqin Li, Tong Zhu
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75940
https://doi.org/10.1115/GT2018-75940
View Paper titled, Experimental and Numerical Study on Emission Characteristics of the Double Annular Swirler Under Different Pilot Fuel Ratios
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Topics: Emissions, Fuels, Combustion chambers, Nitrogen oxides, Combustion, Micro gas turbines, Computational fluid dynamics, Data acquisition systems, Pollution, Temperature
Proceedings Papers

Extended Range of Fuel Capability for GT13E2 AEV Burner With Liquid and Gaseous Fuels

Martin Zajadatz, Felix Güthe, Ewald Freitag, Theodoros Ferreira-Providakis, Torsten Wind, Fulvio Magni, Jeffrey Goldmeer
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A020, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76374
https://doi.org/10.1115/GT2018-76374
View Paper titled, Extended Range of Fuel Capability for GT13E2 AEV Burner With Liquid and Gaseous Fuels
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Topics: Fuels, Gaseous fuels, Gas turbines, Emissions, Natural gas, Biodiesel, Combustion, Combustion systems, Crude oil, Engines
Proceedings Papers

Flame Describing Functions of a Confined Premixed Swirled Combustor With Upstream and Downstream Forcing

R. Gaudron, M. Gatti, C. Mirat, T. Schuller
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A021, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76381
https://doi.org/10.1115/GT2018-76381
View Paper titled, Flame Describing Functions of a Confined Premixed Swirled Combustor With Upstream and Downstream Forcing
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Topics: Combustion chambers, Flames, Signals, Wire, Microphones, Acoustics, Ejectors, Loudspeakers, Probes, Energy dissipation
Proceedings Papers

High Resolution Large Eddy Simulations to Evaluate Turbulence Properties Within a Real Helicopter Engine Combustor

Charlie Koupper, Jean Lamouroux, Stephane Richard, Gabriel Staffelbach
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A006, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75131
https://doi.org/10.1115/GT2018-75131
View Paper titled, High Resolution Large Eddy Simulations to Evaluate Turbulence Properties Within a Real Helicopter Engine Combustor
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Topics: Combustion chambers, Engines, Large eddy simulation, Resolution (Optics), Turbulence, Simulation, Turbines, Gas turbines, Viscosity, Boundary-value problems
Proceedings Papers

Optical Measurements of a LCV-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions

Timo Zornek, Thomas Mosbach, Manfred Aigner
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A031, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75481
https://doi.org/10.1115/GT2018-75481
View Paper titled, Optical Measurements of a LCV-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions
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Topics: Combustion chambers, Fuels, Micro gas turbines, Optical measurement, Hydrogen, Emissions, Combustion, Flames, Pollution, Biomass
Proceedings Papers

Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions

Daniel Jaimes, Vincent McDonell, Scott Samuelsen
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75064
https://doi.org/10.1115/GT2018-75064
View Paper titled, Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions
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Topics: Pressure, Temperature, Fuels, Methane, Hydrogen, Gases, ASTM International, Carbon, Carbon dioxide, Gas turbines
Proceedings Papers

Fuel Interchangeability Effects on the Lean Blowout for a Lean Premixed Swirl Stabilized Fuel Nozzle

Siddhartha Gadiraju, Suhyeon Park, Prashant Singh, Jaideep Pandit, Srinath V. Ekkad, Federico Liberatore, Ram Srinivasan, Yin-hsiang Ho
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76249
https://doi.org/10.1115/GT2018-76249
View Paper titled, Fuel Interchangeability Effects on the Lean Blowout for a Lean Premixed Swirl Stabilized Fuel Nozzle
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Topics: Fuels, Nozzles, Methane, Carbon dioxide, Combustion, Emissions, Flames, Gas turbines, Syngas, Temperature
Proceedings Papers

A Numerical Study on Reducing the Stator Blade Surface Temperature in the Ultra-High Efficiency Gas Turbine Engine by Indexing Fuel Injectors and Using Film Cooling

Seyed M. Ghoreyshi, Meinhard T. Schobeiri
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75967
https://doi.org/10.1115/GT2018-75967
View Paper titled, A Numerical Study on Reducing the Stator Blade Surface Temperature in the Ultra-High Efficiency Gas Turbine Engine by Indexing Fuel Injectors and Using Film Cooling
Open the PDF for A Numerical Study on Reducing the Stator Blade Surface Temperature in the Ultra-High Efficiency Gas Turbine Engine by Indexing Fuel Injectors and Using Film Cooling in another window
Topics: Blades, Film cooling, Fuel injectors, Gas turbines, Indexing (Machining), Stators, Temperature, Combustion, Computational fluid dynamics, Ejectors
Proceedings Papers

Structural Analysis of Profiled Tubes for a Turbofan Engine Supercritical-CO 2 Bottoming Cycle Heat Exchanger

Jon Rengel, Florian Jacob, Andrew Rolt, Vishal Sethi
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT20A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76208
https://doi.org/10.1115/GT2018-76208
View Paper titled, Structural Analysis of Profiled Tubes for a Turbofan Engine Supercritical-CO 2 Bottoming Cycle Heat Exchanger
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Topics: Cycles, Engines, Heat exchangers, Structural analysis, Turbofans, Exhaust systems, Supercritical carbon dioxide, Chords (Trusses), Gases, Stress
Proceedings Papers

Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions

T. Bacci, R. Becchi, A. Picchi, B. Facchini
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A028, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76637
https://doi.org/10.1115/GT2018-76637
View Paper titled, Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions
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Topics: High pressure (Physics), Nozzle guide vanes, Swirling flow, Turbines, Combustion chambers, Film cooling, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Coolants
Proceedings Papers

Fixed Area Nozzle With Free Power Turbine: What Makes the Match?

Muhammad Nadeem Baig, Muhammad Noman, Nasir Hayat
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75108
https://doi.org/10.1115/GT2018-75108
View Paper titled, Fixed Area Nozzle With Free Power Turbine: What Makes the Match?
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Topics: Nozzles, Turbines, Fuels, Generators, Temperature, Compressors, Fluids, Gas turbines, Pressure, Valves
Proceedings Papers

Influence of Leakage Flows on Hot Gas Ingress

Marios Patinios, Irvin L. Ong, James A. Scobie, Gary D. Lock, Carl M. Sangan
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75071
https://doi.org/10.1115/GT2018-75071
View Paper titled, Influence of Leakage Flows on Hot Gas Ingress
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Topics: Leakage flows, Flow (Dynamics), Stators, Turbines, Wheels, Disks, Pressure, Rotors, Vortices, Carbon dioxide
Proceedings Papers

Thermodynamic Modelling Aspects of Wet Compression in Radial Compressors

Sebastian Schuster, Dieter Brillert, Viktor Hermes, Attilla Yildiz, Friedrich-Karl Benra
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A024, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76429
https://doi.org/10.1115/GT2018-76429
View Paper titled, Thermodynamic Modelling Aspects of Wet Compression in Radial Compressors
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Topics: Compression, Compressors, Modeling, Evaporative cooling, Impellers, Entropy, Cooling, Design, Gases, Heat