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Proceedings Papers

Corrosion of Rare-Earth Disilicate Environmental Barrier Coatings in Gas Turbine Environments—Part 1: Steady CFD Model

Chong M. Cha, Robert A. Golden
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103720
https://doi.org/10.1115/GT2023-103720
View Paper titled, Corrosion of Rare-Earth Disilicate Environmental Barrier Coatings in Gas Turbine Environments—Part 1: Steady CFD Model
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Topics: Coatings, Computational fluid dynamics, Corrosion, Gas turbines, Chemical reactions, Furnaces, High temperature steam, Mach number, Oxidation, Pressure
Proceedings Papers

Life Cycle Analysis of SiC Samples in a Stagnation-Point Reacting Flow

Chinmay Nair, John Cooper, Chong M. Cha, Harsha K. Chelliah
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103660
https://doi.org/10.1115/GT2023-103660
View Paper titled, Life Cycle Analysis of SiC Samples in a Stagnation-Point Reacting Flow
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Topics: Flow (Dynamics), Life cycle assessment, Steam, Atmospheric pressure, Ceramics, Chemical vapor deposition, Coating processes, Coatings, Computational fluid dynamics, Cycles
Proceedings Papers

Evaluating the Effect of Liquid Water and Steam on Jet Flame Physics

John Schihl, Aaron W. Skiba, Campbell D. Carter, Amirreza Gandomkar, Jack Whitcomb, Patton M. Allison
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A034, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101575
https://doi.org/10.1115/GT2023-101575
View Paper titled, Evaluating the Effect of Liquid Water and Steam on Jet Flame Physics
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Topics: Flames, Physics, Steam, Water, Turbulence, Methane, Combustion, Computation, Density, Excitation
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
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Topics: Combustion chambers, Emissions, Flames, Fuels, Steam, Swirling flow, Turbulence
Proceedings Papers

Numerical Investigation of Steam Injection in a Premixed Swirl-Stabilized Methane-Air Flame Using the Flamelet-Generated-Manifold Method

Marius Köhler, Marian Hiestermann, Hagen Müller
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A037, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103341
https://doi.org/10.1115/GT2023-103341
View Paper titled, Numerical Investigation of Steam Injection in a Premixed Swirl-Stabilized Methane-Air Flame Using the Flamelet-Generated-Manifold Method
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Topics: Combustion, Flamelet generated manifold, Flames, Methane, Steam, Turbofans, Turbulence, Water
Proceedings Papers

LES/Thickened Flame Model of Reheat Hydrogen Combustion With Water/Steam Injection

Boris Kruljevic, Andrés Cabello López, Ivan Langella, Andrea Ciani, Michael Duesing
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A042, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103466
https://doi.org/10.1115/GT2023-103466
View Paper titled, LES/Thickened Flame Model of Reheat Hydrogen Combustion With Water/Steam Injection
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Topics: Combustion, Flames, Hydrogen, Steam, Water, Combustion chambers, Stability, Chemical properties, Design, Drops
Proceedings Papers

Trailing Edge Erosion Prevention in Steam Turbine Last Stage Rotating Blades

Norbert Sürken, Alexander Hofbauer, Dirk Pfaller
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A026, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103990
https://doi.org/10.1115/GT2023-103990
View Paper titled, Trailing Edge Erosion Prevention in Steam Turbine Last Stage Rotating Blades
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Topics: Erosion control, Rotating blades, Steam turbines, Erosion, Stress, Power stations, Steam, Blades, Central heating, Cogeneration plants
Proceedings Papers

Coarse Droplet Measurement at the Last Stage Stator Exit of a Four-Stage Scaled Steam Turbine Using an Optical Backscatter Probe

Yasuhiro Sasao, Shigeki Senoo, Ilias Bosdas, Anestis Kalfas
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103378
https://doi.org/10.1115/GT2023-103378
View Paper titled, Coarse Droplet Measurement at the Last Stage Stator Exit of a Four-Stage Scaled Steam Turbine Using an Optical Backscatter Probe
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Topics: Backscattering, Drops, Erosion, Probes, Stators, Steam turbines, Computational fluid dynamics, Flow (Dynamics), Blades, Damage
Proceedings Papers

Comprehensive Simulation of Moisture Loss in LP Steam Turbine Based on 3D Unsteady Eulerian-Lagrangian Solver

Yasuhiro Sasao, Takeshi Kudo, Kiyoshi Segawa, Soichiro Tabata, Shigeki Senoo, Ryo Takata
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103379
https://doi.org/10.1115/GT2023-103379
View Paper titled, Comprehensive Simulation of Moisture Loss in LP Steam Turbine Based on 3D Unsteady Eulerian-Lagrangian Solver
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Topics: Simulation, Steam turbines, Turbines, Supercooling, Computational fluid dynamics, Momentum, Temperature, Water, Condensation, Drops
Proceedings Papers

Calculation of Thermodynamic Wetness Loss in Steam Turbines Using CFD Simulation

Michal Hoznedl, Michal Kolovratník, Gukchol Jun
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101624
https://doi.org/10.1115/GT2023-101624
View Paper titled, Calculation of Thermodynamic Wetness Loss in Steam Turbines Using CFD Simulation
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Topics: Computational fluid dynamics, Probes, Simulation, Steam, Steam turbines
Proceedings Papers

Experimental and Numerical Investigations of Steam Expansion Rate in Low Pressure Steam Turbine

Soichiro Tabata, Kiyoshi Segawa, Tadashi Takahashi, Jin Aoyagi
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103637
https://doi.org/10.1115/GT2023-103637
View Paper titled, Experimental and Numerical Investigations of Steam Expansion Rate in Low Pressure Steam Turbine
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Topics: Condensation, Pressure, Steam, Steam turbines
Proceedings Papers

Effects of Conical Cavity on the Load Capacity of Externally Pressurized Steam-Lubricated Journal Bearing

Zhansheng Liu, Jinlei Qi, Xiangyu Yu
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101381
https://doi.org/10.1115/GT2023-101381
View Paper titled, Effects of Conical Cavity on the Load Capacity of Externally Pressurized Steam-Lubricated Journal Bearing
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Topics: Cavities, Cycles, Journal bearings, Steam, Steam turbines, Stress
Proceedings Papers

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101593
https://doi.org/10.1115/GT2023-101593
View Paper titled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage
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Topics: Compressors, Optimization, Steam, Surges, Water
Proceedings Papers

Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium

Zhuobin Zhao, Qinghua Deng, Lehao Hu, Jun Li, Zhenping Feng
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102360
https://doi.org/10.1115/GT2023-102360
View Paper titled, Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium
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Topics: Flow (Dynamics), Impellers, Inflow, Reynolds number, Steam, Turbines
Proceedings Papers

Cloud Based Predictive Monitoring System for Steam Industrial Turbogenerator

Antonio Sanguineti, Roberto Venuti, Antonio Violante, Adriano Busi, Francesco Malavasi
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102617
https://doi.org/10.1115/GT2023-102617
View Paper titled, Cloud Based Predictive Monitoring System for Steam Industrial Turbogenerator
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Topics: Monitoring systems, Steam, Turbogenerators, Biomass, Control systems, Instrumentation, Machinery, Maintenance, Sensors, Algorithms
Proceedings Papers

Fast Prediction of Combustor Stability Limits in Humidified Micro Gas Turbines Using Hybrid 0D/1D Model

Alessio Pappa, Laurent Bricteux, Ward De Paepe
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A031, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103904
https://doi.org/10.1115/GT2023-103904
View Paper titled, Fast Prediction of Combustor Stability Limits in Humidified Micro Gas Turbines Using Hybrid 0D/1D Model
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Topics: Combustion chambers, Micro gas turbines, Stability, Cycles, Combustion, Water, Emissions, Temperature, Flames, Electrical efficiency
Proceedings Papers

Historical Review and Performance Comparison of Hydrogen Oxyfuel Steam Cycles for Thermal Power Plants Considering Current Limitations of Turbomachinery

David Bocandé, Markus Schatz
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102418
https://doi.org/10.1115/GT2023-102418
View Paper titled, Historical Review and Performance Comparison of Hydrogen Oxyfuel Steam Cycles for Thermal Power Plants Considering Current Limitations of Turbomachinery
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Topics: Cycles, Emissions, Hydrogen, Power stations, Steam, Thermal power stations, Turbomachinery
Proceedings Papers

Integration of a Gas Model Into CFD Analysis for the Simulation of Turbine Exhaust Flows With High Steam Loads

Mahmoud El-Soueidan, Marc Schmelcher, Alexander Görtz, Jannik Häßy, Marius Bröcker
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101600
https://doi.org/10.1115/GT2023-101600
View Paper titled, Integration of a Gas Model Into CFD Analysis for the Simulation of Turbine Exhaust Flows With High Steam Loads
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Topics: Computational fluid dynamics, Exhaust systems, Flow (Dynamics), Simulation, Steam, Stress, Turbines
Proceedings Papers

Modelling of Two-Phase Water Ejector in Rankine Cycle High Temperature Heat Pumps

Omar Abu Khass, Anh Phong Tran, Steffen Klöppel, Panagiotis Stathopoulos
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101245
https://doi.org/10.1115/GT2023-101245
View Paper titled, Modelling of Two-Phase Water Ejector in Rankine Cycle High Temperature Heat Pumps
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Topics: Compression, Ejectors, Heat, Heat pumps, High temperature, Modeling, Rankine cycle, Steam, Water
Proceedings Papers

Advanced Polytropic Efficiency and H-S Diagram Application

Hans E. Wettstein
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T07A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101372
https://doi.org/10.1115/GT2023-101372
View Paper titled, Advanced Polytropic Efficiency and H-S Diagram Application
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Topics: Algorithms, Compressors, Condensation, Cycles, Cylinders, Energy dissipation, Engines, Equilibrium (Physics), Flow (Dynamics), Fluids