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Proceedings Papers

A Supercritical CO 2 Brayton Cycle Micro Turbine for Waste Heat Conversion: Optimization Layout in Cogenerative Applications

Fabrizio Reale, Raniero Sannino, Raffaele Tuccillo
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A016, June 7–11, 2021
Paper No: GT2021-59654
DOI: https://doi.org/10.1115/GT2021-59654
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Topics: Brayton cycle, Gas turbines, Heat recovery, Micro gas turbines, Optimization, Supercritical carbon dioxide, Turbines, Waste heat, Cycles, Organic Rankine cycle
Proceedings Papers

Impact of Hydrogen Addition on the Thermoacoustic Instability and Precessing Vortex Core Dynamics in a CH 4 /H 2 /air Technically Premixed Combustor

Anindya Datta, Saarthak Gupta, Santosh Hemchandra, Ianko Chterev, Isaac Boxx
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 7–11, 2021
Paper No: GT2021-58794
DOI: https://doi.org/10.1115/GT2021-58794
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Topics: Combustion chambers, Dynamics (Mechanics), Hydrogen, Methane, Vortices, Oscillations, Flames, Flow (Dynamics), Fuels, Nozzles
Proceedings Papers

Dynamical Characterization of Thermoacoustic Oscillations in a Hydrogen-Enriched Partially Premixed Swirl-Stabilized Methane/Air Combustor

Abhishek Kushwaha, Praveen Kasthuri, Samadhan A. Pawar, R. I. Sujith, Ianko Chterev, Isaac Boxx
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A024, June 7–11, 2021
Paper No: GT2021-60011
DOI: https://doi.org/10.1115/GT2021-60011
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Topics: Combustion chambers, Hydrogen, Methane, Oscillations, Sound pressure, Cycles, Heat, Flames, Acoustics, Flow (Dynamics)
Proceedings Papers

Control Strategy Development for Optimized Operational Flexibility From Humidified Micro Gas Turbine: Saturation Tower Performance Assessment

Ward De Paepe, Alessio Pappa, Diederik Coppitters, Marina Montero Carrero, Panagiotis Tsirikoglou, Francesco Contino
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A019, June 7–11, 2021
Paper No: GT2021-60209
DOI: https://doi.org/10.1115/GT2021-60209
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Topics: Micro gas turbines, Cycles, Fluids, Water, Electric load, Stress, Combined heat and power, Distributed power generation, Flow (Dynamics), Heat
Proceedings Papers

High-Frequency Instability Driving Potential of Premixed Jet Flames in a Tubular Combustor due to Dynamic Compression and Deflection

Payam Mohammadzadeh Keleshtery, Gerrit Heilmann, Christoph Hirsch, Lukasz Panek, Michael Huth, Thomas Sattelmayer
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A060, September 21–25, 2020
Paper No: GT2020-15048
DOI: https://doi.org/10.1115/GT2020-15048
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Topics: Combustion chambers, Compression, Deflection, Flames, Design, Dynamics (Mechanics), Heat, Turbulence, Acoustics, Chemiluminescence
Proceedings Papers

Effect of Different Fuels on Combustion Instabilities in an Annular Combustor

Preethi Rajendram Soundararajan, Guillaume Vignat, Daniel Durox, Antoine Renaud, Sébastien Candel
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A046, September 21–25, 2020
Paper No: GT2020-16092
DOI: https://doi.org/10.1115/GT2020-16092
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Topics: Combustion, Combustion chambers, Fuels, Sprays, Fluctuations (Physics), Heptane, Ejectors, Flames, Heat, Jet engines
Proceedings Papers

Morphology and Dynamics of a Premixed Hydrogen-Methane-Air Jet Flame in Hot Vitiated Turbulent Crossflow

R. Solana-Pérez, L. Miniero, S. Shcherbanev, M. Bothien, N. Noiray
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A066, September 21–25, 2020
Paper No: GT2020-16282
DOI: https://doi.org/10.1115/GT2020-16282
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Topics: Dynamics (Mechanics), Flames, Hydrogen, Methane, Turbulence, Fuels, Shear (Mechanics), Aerodynamics, Center of mass, Chemiluminescence
Proceedings Papers

Design and Optimization of Non-Supercritical CO2 Thermal Power Cycle for “P2H2P” Energy Storage System

Ondrej Burian, Radek Skoda
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T07A007, September 21–25, 2020
Paper No: GT2020-16027
DOI: https://doi.org/10.1115/GT2020-16027
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Topics: Carbon dioxide, Cycles, Design, Energy storage, Optimization, Thermal energy
Proceedings Papers

Design Optimization of a Multi-kW Thermoacoustic Electric Generator Using DeltaEC Model

Srinath Somu, Deanna Lacoste, Saumitra Saxena, William L. Roberts, Robert M. Keolian
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A021, September 21–25, 2020
Paper No: GT2020-15419
DOI: https://doi.org/10.1115/GT2020-15419
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Topics: Acoustics, Cycles, Design, Gas turbines, Generators, Optimization, Dimensions, Heat, Heat recovery, Power stations
Proceedings Papers

Recuperator Performance Assessment in Humidified Micro Gas Turbine Applications Using Experimental Data Extended With Preliminary Support Vector Regression Model Analysis

Ward De Paepe, Alessio Pappa, Diederik Coppitters, Marina Montero Carrerro, Panagiotis Tsirikoglou, Francesco Contino
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A028, September 21–25, 2020
Paper No: GT2020-15634
DOI: https://doi.org/10.1115/GT2020-15634
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Topics: Micro gas turbines, Support vector machines, Cycles, Flow (Dynamics), Modeling, Combined heat and power, Electromagnetic scattering, Compressors, Distributed power generation, Exhaust systems
Proceedings Papers

A Thermo-Hydrodynamic Model for Thermal Energy Flow Management in a (Semi) Floating Ring Bearing System for Automotive Turbochargers

Luis San Andrés, Wonbae Jung, Seong-Ki Hong
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A010, September 21–25, 2020
Paper No: GT2020-14332
DOI: https://doi.org/10.1115/GT2020-14332
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Topics: Bearings, Flow (Dynamics), Thermal energy, Thermohydrodynamics, Turbochargers
Proceedings Papers

Comparison of Steam Turbine Pre-Warming and Warm-Keeping Strategies Using Hot Air for Fast Turbine Start-Up

Lukas Pehle, Piotr Łuczyński, Taejun Jeon, Manfred Wirsum, Wolfgang F. D. Mohr, Klaus Helbig
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A004, September 21–25, 2020
Paper No: GT2020-14281
DOI: https://doi.org/10.1115/GT2020-14281
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Topics: Steam turbines, Turbines, Finite element methods, Finite element model, Stress, Boundary-value problems, Coal power, Cycles, Flow (Dynamics), Heat transfer
Proceedings Papers

Numerical Investigation on the Aerodynamic Performance of a Low-Pressure Steam Turbine Exhaust Hood Using DOE Analysis

Tommaso Diurno, Tommaso Fondelli, Leonardo Nettis, Nicola Maceli, Lorenzo Arcangeli, Antonio Andreini, Bruno Facchini
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A023, September 21–25, 2020
Paper No: GT2020-15993
DOI: https://doi.org/10.1115/GT2020-15993
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Topics: Exhaust systems, Pressure, Steam turbines, Flow (Dynamics), Turbines, Design, Diffusers, Rotors, Simulation, Computational fluid dynamics
Proceedings Papers

Investigation of a Combined Inverted Brayton and Rankine Cycle

Ian Kennedy, Tomasz Duda, Zheng Liu, Bob Ceen, Andy Jones, Colin D. Copeland
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A003, June 17–21, 2019
Paper No: GT2019-90767
DOI: https://doi.org/10.1115/GT2019-90767
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Topics: Rankine cycle, Steam, Exhaust systems, Temperature, Flow (Dynamics), Cycles, Gases, Pressure, Turbines, Additive manufacturing
Proceedings Papers

Tailored Fuel Treatment Enables Optimizing the Operation of Heavy-Fueled Gas Turbines

Matthieu Vierling, Michel Moliere, Maher Aboujaib, Dmitry Sokolov, Sven Catrin, Paul Glaser, Richard Denolle, Nuhuman Marikkar, Jayath Tharindu, Kithsiri Egodawatta, Pierre Montagne
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A005, June 17–21, 2019
Paper No: GT2019-90380
DOI: https://doi.org/10.1115/GT2019-90380
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Topics: Fuels, Gas turbines, Combustion, Emissions, Particulate matter, Temperature, Corrosion, Fuel oils, Heating, Machinery
Proceedings Papers

Characterization of ALM Swirl Burner Surface Roughness and its Effects on Flame Stability Using High-Speed Diagnostics

Jon Runyon, Anthony Giles, Richard Marsh, Daniel Pugh, Burak Goktepe, Philip Bowen, Steve Morris
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A008, June 17–21, 2019
Paper No: GT2019-90215
DOI: https://doi.org/10.1115/GT2019-90215
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Topics: Flames, Stability, Surface roughness, Nozzles, Combustion, Gas turbines, Manufacturing, Turbulence, Air flow, Blasting
Proceedings Papers

Experimental and Numerical Investigation of Different Flame Types Inside a Laboratory Scale RQL Combustion Chamber

Thomas von Langenthal, Nikolaos Zarzalis, Marco Konle
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A003, June 17–21, 2019
Paper No: GT2019-90127
DOI: https://doi.org/10.1115/GT2019-90127
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Topics: Combustion chambers, Flames, Combustion, Flow (Dynamics), Fuels, Soot, Emissions, Nitrogen oxides, Nozzles, Air flow
Proceedings Papers

On the Interaction of Swirling Flames in a Lean Premixed Combustor

Gopakumar Ramachandran, Ankit Kumar Dutta, Harish Durairaj, Swetaprovo Chaudhuri
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A041, June 17–21, 2019
Paper No: GT2019-90679
DOI: https://doi.org/10.1115/GT2019-90679
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Topics: Combustion chambers, Flames, Swirling flow, Flow (Dynamics), Nozzles, Emissions, Gas turbines, Ignition, Chemiluminescence, Density
Proceedings Papers

Impact of Damper Placement on the Stability Margin of an Annular Combustor Test Rig

Michael Betz, Max Zahn, Christoph Hirsch, Thomas Sattelmayer
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A011, June 17–21, 2019
Paper No: GT2019-90238
DOI: https://doi.org/10.1115/GT2019-90238
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Topics: Combustion chambers, Dampers, Stability, Damping, Pressure, Flames, Symmetry (Physics), Thermal energy
Proceedings Papers

Thermo-Structural Analysis of Steam Turbine in Pre-Warming Operation With Hot Air

Piotr Łuczyński, Dennis Toebben, Lukas Pehle, Manfred Wirsum, Wolfgang F. D. Mohr, Klaus Helbig
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A013, June 17–21, 2019
Paper No: GT2019-90580
DOI: https://doi.org/10.1115/GT2019-90580
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Topics: Steam turbines, Temperature, Blades, Finite element methods, Finite element model, Stress, Structural analysis, Turbines, Calibration, Contact resistance