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Proceedings Papers

Specific Speed Considerations for Inward Flow Radial Supercritical CO 2 Turbines

Syed J. Hoque, Pramod Kumar, Pramod Chandra Gopi
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A011, June 13–17, 2022
Paper No: GT2022-82090
DOI: https://doi.org/10.1115/GT2022-82090
View Paper titled, Specific Speed Considerations for Inward Flow Radial Supercritical CO 2 Turbines
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Topics: Coriolis force, Design, Flow (Dynamics), Supercritical carbon dioxide, Turbines, Gas turbines, Blades, Rotors, Boundary-value problems, Computational fluid dynamics
Proceedings Papers

Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant

Ladislav Vesely, Scott Macadam, Jayanta Kapat, Ganesan Subbaraman
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A030, June 13–17, 2022
Paper No: GT2022-83440
DOI: https://doi.org/10.1115/GT2022-83440
View Paper titled, Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant
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Topics: Cement plants, Cements (Adhesives), Heat recovery, Waste heat, Cycles, Organic Rankine cycle, Carbon dioxide, Emissions, Thermodynamic power cycles, Energy generation
Proceedings Papers

Techno-Economic Comparison of Supercritical CO2, Steam, and ORC Cycles for WHR Applications

Giovanni Baglietto, Simone Maccarini, Alberto Traverso, Paolo Bruttini
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A027, June 13–17, 2022
Paper No: GT2022-83380
DOI: https://doi.org/10.1115/GT2022-83380
View Paper titled, Techno-Economic Comparison of Supercritical CO2, Steam, and ORC Cycles for WHR Applications
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Topics: Cycles, Economics , Heat recovery, Organic Rankine cycle, Steam, Supercritical carbon dioxide
Proceedings Papers

Detailed Design and Optimization of the First Stage of an Axial Supercritical CO 2 Compressor

Matthew Ha, Justin Holder, Saugat Ghimire, Adam Ringheisen, Mark G. Turner
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A036, June 13–17, 2022
Paper No: GT2022-82590
DOI: https://doi.org/10.1115/GT2022-82590
View Paper titled, Detailed Design and Optimization of the First Stage of an Axial Supercritical CO 2 Compressor
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Topics: Compressors, Design, Optimization, Supercritical carbon dioxide, Turbomachinery, Testing, Blades, Energy storage, Fluids, Manufacturing
Proceedings Papers

Multi Operating Point Aerodynamic Optimization of a Radial Compressor Impeller for an Application in High Temperature Heat Pump

Robert Schaffrath, Maximilian Kriese, Bojan Kajasa, Martino Köhler, Eberhard Nicke, Christian Voß
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A011, June 13–17, 2022
Paper No: GT2022-82130
DOI: https://doi.org/10.1115/GT2022-82130
View Paper titled, Multi Operating Point Aerodynamic Optimization of a Radial Compressor Impeller for an Application in High Temperature Heat Pump
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Topics: Compressor impellers, Heat pumps, High temperature, Optimization, Compressors, Geometry, Pressure, Computational fluid dynamics, Design, Economics
Proceedings Papers

History of Steam Expansion Machines Seen as Polytropic Efficiency Achievements

Hans E. Wettstein
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A003, June 13–17, 2022
Paper No: GT2022-79398
DOI: https://doi.org/10.1115/GT2022-79398
View Paper titled, History of Steam Expansion Machines Seen as Polytropic Efficiency Achievements
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Topics: Machinery, Steam, Steam turbines
Proceedings Papers

Experimental Investigation of CH 4 -Humid Air Flame Characteristic of a Novel Micromix Concept Model Burner

Ce Liu, Weiwei Shao, Zhedian Zhang
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A053, June 13–17, 2022
Paper No: GT2022-81919
DOI: https://doi.org/10.1115/GT2022-81919
View Paper titled, Experimental Investigation of CH 4 -Humid Air Flame Characteristic of a Novel Micromix Concept Model Burner
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Topics: Combustion, Emissions, Flames, Methane, Nitrogen oxides, Combustion chambers, Cycles, Steam, Temperature, Atmospheric pressure
Proceedings Papers

Part-Load of Steam Rankine Cycles for Solar Salts-Based Concentrating Solar Power Plants

Davide Belverato, Emanuele Martelli, Marco Binotti, Lorenzo Pilotti, Alberto Giaconia
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A002, June 13–17, 2022
Paper No: GT2022-79378
DOI: https://doi.org/10.1115/GT2022-79378
View Paper titled, Part-Load of Steam Rankine Cycles for Solar Salts-Based Concentrating Solar Power Plants
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Topics: Concentrating solar power, Cycles, Design, Optimization, Rankine cycle, Solar energy, Steam, Stress
Proceedings Papers

Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Christian Kontermann, Alexander Erbe, Fabian Conrad, Karl Michael Kraemer, Matthias Oechsner
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A019, June 13–17, 2022
Paper No: GT2022-82885
DOI: https://doi.org/10.1115/GT2022-82885
View Paper titled, Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures
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Topics: Damage, Deformation, Steel, Temperature, Cycles, Fatigue life, Fracture (Materials), Databases, Design, Electromagnetic induction
Proceedings Papers

Nanostructured CVD W/WC Coating Protects Steam and Gas Turbine Blades Against Water Droplet Erosion

Yuri Zhuk
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A003, June 13–17, 2022
Paper No: GT2022-80263
DOI: https://doi.org/10.1115/GT2022-80263
View Paper titled, Nanostructured CVD W/WC Coating Protects Steam and Gas Turbine Blades Against Water Droplet Erosion
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Topics: Blades, Chemical vapor deposition, Coatings, Corrosion, Drops, Erosion, Gas turbines, Steam, Turbine blades, Water
Proceedings Papers

Analysis of Combustion Performance of Non-Conventional Syngas in mGT Combustor: Assessment of the Impact of the Quality of Synthesis Gas Towards Flame Stability and Emissions

Jérémy Bompas, Alessio Pappa, Ward De Paepe
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A019, June 13–17, 2022
Paper No: GT2022-82888
DOI: https://doi.org/10.1115/GT2022-82888
View Paper titled, Analysis of Combustion Performance of Non-Conventional Syngas in mGT Combustor: Assessment of the Impact of the Quality of Synthesis Gas Towards Flame Stability and Emissions
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Topics: Combustion, Combustion chambers, Emissions, Flames, Stability, Syngas, Steam, Combined heat and power, Energy resources, Fuels
Proceedings Papers

Operation of Large Industrial Gas Turbines During Periods of Low Electricity Demands

Steve Ingistov, Vladimir Vassiliev, Sasha Savic, Sebastiaan Mulder
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T16A001, June 13–17, 2022
Paper No: GT2022-79392
DOI: https://doi.org/10.1115/GT2022-79392
View Paper titled, Operation of Large Industrial Gas Turbines During Periods of Low Electricity Demands
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Topics: Compressors, Exhaust systems, Industrial gases, Stress, Turbines, Flow (Dynamics), Inlet guide vanes, Steam, Gas turbines, Heat recovery steam generators
Proceedings Papers

Optimizing Internal Energy Streams in Micro Gas Turbines in Cogeneration Towards Flexible Heat-to-Power Ratio — Global Thermodynamic Performance Assessment and Specific Case Studies

Ward De Paepe, Tom Clymans
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T16A008, June 13–17, 2022
Paper No: GT2022-83427
DOI: https://doi.org/10.1115/GT2022-83427
View Paper titled, Optimizing Internal Energy Streams in Micro Gas Turbines in Cogeneration Towards Flexible Heat-to-Power Ratio — Global Thermodynamic Performance Assessment and Specific Case Studies
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Topics: Combined heat and power, Heat, Internal energy (Physics), Micro gas turbines, Thermal energy, Exergy, High temperature, Low temperature, Steam, Boilers
Proceedings Papers

Techno-Economic Comparison of Several Technologies for the Waste Heat Recovery From Gas Turbine Exhausts

Alessandra Ghilardi, Guido Francesco Frate, Andrea Baccioli, Dario Ulivieri, Lorenzo Ferrari, Umberto Desideri, Lorenzo Cosi, Simone Amidei, Vittorio Michelassi
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A033, June 13–17, 2022
Paper No: GT2022-83199
DOI: https://doi.org/10.1115/GT2022-83199
View Paper titled, Techno-Economic Comparison of Several Technologies for the Waste Heat Recovery From Gas Turbine Exhausts
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Topics: Economics , Gas turbines, Heat recovery, Cycles, Organic Rankine cycle, Rankine cycle, Water, Carbon dioxide, Exhaust systems, Steam
Proceedings Papers

Simulation of the HiPowAR Gas-Steam Power Generation System Using Ammonia as Fuel

Alberto Cammarata, Paolo Colbertaldo, Stefano Campanari
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A020, June 13–17, 2022
Paper No: GT2022-81982
DOI: https://doi.org/10.1115/GT2022-81982
View Paper titled, Simulation of the HiPowAR Gas-Steam Power Generation System Using Ammonia as Fuel
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Topics: Cycles, Energy / power systems, Energy generation, Fuels, Simulation, Steam
Proceedings Papers

A Novel Test Rig Using Air for Investigation of Vibration and Interaction of Two Steam Turbine Control Valves

Stefan Wallat, Stefan Preibisch, Matthias Strauch, Dieter Brillert
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A004, June 7–11, 2021
Paper No: GT2021-58509
DOI: https://doi.org/10.1115/GT2021-58509
View Paper titled, A Novel Test Rig Using Air for Investigation of Vibration and Interaction of Two Steam Turbine Control Valves
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Topics: Steam turbines, Valves, Vibration, Design, Fluctuations (Physics), Pressure, Steam, Oscillations, Stress, Turbines
Proceedings Papers

Steam Turbine Casing Analyses to Determine Pressure and Temperature Limits

Paul T. Smith, Daniel J. Griffin
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A015, June 7–11, 2021
Paper No: GT2021-59535
DOI: https://doi.org/10.1115/GT2021-59535
View Paper titled, Steam Turbine Casing Analyses to Determine Pressure and Temperature Limits
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Topics: Analytical methods, Finite element analysis, Pressure, Sealing (Process), Steam turbines, Temperature, Turbines, Steam, Stress, Bolted joints
Proceedings Papers

Improvement of Surface Cracking Risks by Controlling Dilution of Cobalt-Based Hardfacings

Takashi Yokoyama, Takayuki Kurimura, Noriyuki Sakakibara, Fumiyuki Suzuki
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A003, June 7–11, 2021
Paper No: GT2021-58497
DOI: https://doi.org/10.1115/GT2021-58497
View Paper titled, Improvement of Surface Cracking Risks by Controlling Dilution of Cobalt-Based Hardfacings
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Topics: Cobalt, Cracking (Materials), Fracture (Process), Steam, Valves
Proceedings Papers

Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes

Oguzhan Murat, Budimir Rosic, Koichi Tanimoto, Ryo Egami
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A008, June 7–11, 2021
Paper No: GT2021-59135
DOI: https://doi.org/10.1115/GT2021-59135
View Paper titled, Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes
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Topics: Cavities, Flow (Dynamics), Mixed convection, Turbines, Computational fluid dynamics, Engines, Natural convection, Convection, Cooling, Cross-flow
Proceedings Papers

Experimental Measurements and Numerical Investigations on the Aerodynamic Performance and Internal Flow Fields of Tangential Admission Volutes for Steam Turbines

Wensong Xue, Yang Chen, Zhigang Li, Jun Li
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A009, June 7–11, 2021
Paper No: GT2021-59140
DOI: https://doi.org/10.1115/GT2021-59140
View Paper titled, Experimental Measurements and Numerical Investigations on the Aerodynamic Performance and Internal Flow Fields of Tangential Admission Volutes for Steam Turbines
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Topics: Internal flow, Steam turbines, Pressure, Flow (Dynamics), Air flow, Design, Mach number, Numerical analysis, Optimization, Reynolds-averaged Navier–Stokes equations