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Proceedings Papers

Development of a Design Approach for the Optimization of Steam Turbine Exhaust System Performance Through CFD Modelling

Tommaso Diurno, Stella Grazia Tomasello, Tommaso Fondelli, Antonio Andreini, Bruno Facchini, Leonardo Nettis, Lorenzo Arcangeli

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A013, June 7–11, 2021

Paper No: GT2021-59268

DOI: https://doi.org/10.1115/GT2021-59268

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Topics: Computational fluid dynamics, Design, Exhaust systems, Modeling, Optimization, Steam turbines, Geometry, Diffusers, Engineering simulation, Flow (Dynamics)

Proceedings Papers

Assessment of Rotor Stability for Steam Turbine Considering Labyrinth Seal Characteristics of Fluid Destabilization Force and Vibrational Frequency Effect of Bearing Coefficients

Ryokichi Hombo, Kenichi Murata, Yuichiro Waki, Nobuhiro Nagata, Makoto Iwasaki, Kazuyuki Matsumoto

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A002, June 7–11, 2021

Paper No: GT2021-01893

DOI: https://doi.org/10.1115/GT2021-01893

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Topics: Bearings, Fluids, Rotors, Stability, Steam turbines

Proceedings Papers

Wet Gas Formation and Carryover in Compressor Suction Equipment

Griffin Beck, Nathan Andrews, A. Grey Berry, Amy McCleney

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A010, June 7–11, 2021

Paper No: GT2021-59353

DOI: https://doi.org/10.1115/GT2021-59353

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Topics: Compressors, Suction, Condensation, Boundary-value problems, Drops, Failure, Flow (Dynamics), Fluid dynamics, Fluids, Gas flow

Proceedings Papers

Washing Effectiveness Assessment of Different Cleaners on a Small-Scale Multistage Compressor

Alessandro Vulpio, Alessio Suman, Nicola Casari, Michele Pinelli, Craig Appleby, Simon Kyte

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A013, June 7–11, 2021

Paper No: GT2021-59455

DOI: https://doi.org/10.1115/GT2021-59455

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Topics: Compressors, Particulate matter, Fluids, Gas turbines, Blades, Drops, Engines, Soot, Axial flow, Filters

Proceedings Papers

Development of a Robust Scrubber Level Controller

Carolyn M. Day, Griffin C. Beck, Scott A. Schubring

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A007, June 7–11, 2021

Paper No: GT2021-59078

DOI: https://doi.org/10.1115/GT2021-59078

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Topics: Control equipment, Control systems, Failure, Downtime, Engineering prototypes, Natural gas, Damage, Fluids, Gases, Hazards

Proceedings Papers

Forced Response Excitation of a Compressor Stator Owing to Shock Wave Induced by Adjacent Rotor Blade

Toshimasa Miura, Naoto Sakai, Naoki Kanazawa, Kentaro Nakayama

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A010, June 7–11, 2021

Paper No: GT2021-59147

DOI: https://doi.org/10.1115/GT2021-59147

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Topics: Blades, Compressors, Excitation, Rotors, Shock waves, Stators, Fluids, Simulation, Fluid structure interaction, Vibration

Proceedings Papers

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Tingcheng Wu, Luis San Andrés, Xueliang Lu

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A005, June 7–11, 2021

Paper No: GT2021-58631

DOI: https://doi.org/10.1115/GT2021-58631

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Topics: Computational fluid dynamics, Pumps, Damping, Pressure, Engineering simulation, Excitation, Flow (Dynamics), Rotors, Simulation, Stability

Proceedings Papers

Frequency Dependancy of Dynamic Force Coefficients for Hermetic Squeeze Film Dampers Utilizing Fluid-Bounding Flexible Structures

Bugra Ertas, Keith Gary

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A020, June 7–11, 2021

Paper No: GT2021-60007

DOI: https://doi.org/10.1115/GT2021-60007

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Topics: Dampers, Flexible structures, Fluids, Design, Fluid structure interaction, Computational fluid dynamics, Finite element analysis, Architecture, Bearing design, Computer software

Proceedings Papers

Global Stability Analysis of an Academic Rotor/Stator Cavity Subject to Periodic and Simple Wall Oscillations

Mark Noun, Laurent Gicquel, Gabriel Staffelbach

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A012, June 7–11, 2021

Paper No: GT2021-59188

DOI: https://doi.org/10.1115/GT2021-59188

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Topics: Cavities, Oscillations, Rotors, Stability, Stators, Flow (Dynamics), Fluids, Engines, Blades, Disks

Proceedings Papers

Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities

Zhi Fang, Zhigang Li, Jun Li, Zhenping Feng

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A013, June 7–11, 2021

Paper No: GT2021-58996

DOI: https://doi.org/10.1115/GT2021-58996

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Topics: Cavities, Leakage, Design, Abrasion, Manufacturing, Rotors, Transients (Dynamics), Bearings, Centrifugal pumps, Clearances (Engineering)

Proceedings Papers

Supercritical Pseudo Boiling in Cubic Equations of State

Daniel T. Banuti

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A007, June 7–11, 2021

Paper No: GT2021-58788

DOI: https://doi.org/10.1115/GT2021-58788

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Topics: Boiling, Equations of state, Fluids, National Institute of Standards and Technology, Carbon dioxide, Combustion systems, Cycles, Heat capacity, Latent heat, Phase transition temperature

Proceedings Papers

Impact of Dry Cooler Air-Side Performance on a sCO 2 Power Cycle for a CSP Application

Kelsi M. Katcher, Dereje Amogne

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A022, June 7–11, 2021

Paper No: GT2021-59936

DOI: https://doi.org/10.1115/GT2021-59936

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Topics: Brayton cycle, Concentrating solar power, Cycles, Design, Modeling, Supercritical carbon dioxide, Thermodynamic power cycles, Temperature, Heat transfer, Carbon dioxide

Proceedings Papers

Design and Analysis of Cooling Structure for Dry Gas Seal Chamber of Supercritical Carbon Dioxide Turbine Shaft End

Tao Yuan, Zhigang Li, Jun Li, Qi Yuan

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A012, June 7–11, 2021

Paper No: GT2021-59177

DOI: https://doi.org/10.1115/GT2021-59177

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Topics: Cooling, Design, Supercritical carbon dioxide, Turbines, Temperature, Deformation, Leakage, Clearances (Engineering), Compressors, Flow (Dynamics)

Proceedings Papers

Comparison of Compressor Performance Map Predictions to Test Data for a Supercritical Carbon Dioxide Brayton Power System

Eric Clementoni

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A006, June 7–11, 2021

Paper No: GT2021-58763

DOI: https://doi.org/10.1115/GT2021-58763

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Topics: Compressors, Power systems (Machinery), Supercritical carbon dioxide, Design, Cycles, Fluids, Thermodynamic power cycles, Density, Integrated systems

Proceedings Papers

Influence of Working Fluid Composition on the Optimum Characteristics of Blended Supercritical Carbon Dioxide Cycles

F. Crespi, G. S. Martínez, P. Rodriguez de Arriba, D. Sánchez, F. Jiménez-Espadafor

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A030, June 7–11, 2021

Paper No: GT2021-60293

DOI: https://doi.org/10.1115/GT2021-60293

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Topics: Cycles, Fluids, Supercritical carbon dioxide, Carbon dioxide, Temperature, Concentrating solar power, Thermal efficiency, Thermodynamic power cycles, Compressors, Degrees of freedom

Proceedings Papers

Transient Analysis of Supercritical Carbon Dioxide Air Cooler With Using IDAES Model

Russell Gentile, Ladislav Vesely, Vipul Goyal, Jayanta S. Kapat

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A015, June 7–11, 2021

Paper No: GT2021-59276

DOI: https://doi.org/10.1115/GT2021-59276

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Topics: Supercritical carbon dioxide, Transient analysis, Design, Temperature, Thermodynamic power cycles, Brayton cycle, Carbon dioxide, Compressors, Computer software, Dynamic models

Proceedings Papers

On sCO 2 Compressor Performance Maps at Variable Intake Thermodynamic Conditions

Alessandro Romei, Paolo Gaetani, Giacomo Persico

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A028, June 7–11, 2021

Paper No: GT2021-60252

DOI: https://doi.org/10.1115/GT2021-60252

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Topics: Compressors, Flow (Dynamics), Carbon dioxide, Compressibility, Mach number, Blades, Design, Engineering simulation, Fluids, Simulation

Proceedings Papers

Challenges With Measuring Supercritical CO2 Compressor Performance When Approaching the Liquid-Vapor Dome

Jason Mortzheim, Doug Hofer, Stephan Priebe, Aaron McClung, J. Jeffery Moore, Stefan Cich

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A019, June 7–11, 2021

Paper No: GT2021-59527

DOI: https://doi.org/10.1115/GT2021-59527

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Topics: Compressors, Domes (Structural elements), Supercritical carbon dioxide, Vapors, Uncertainty, Density, Carbon dioxide, Compression, Pressure, Cycles

Proceedings Papers

Open Source Axial Compressor Mean-Line Design Tool for Supercritical Carbon Dioxide

Kaden Wells, Mark G. Turner

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A024, June 7–11, 2021

Paper No: GT2021-59961

DOI: https://doi.org/10.1115/GT2021-59961

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Topics: Compressors, Design, Supercritical carbon dioxide, Fluids, Blades, Databases, Rotors, Angular momentum, Axial flow, Boundary layers

Proceedings Papers

Modeling and Testing of a Novel Ultra-Low Temperature sCO2 Opposing Piston Expander

Joshua Schmitt, Jordan Nielson

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A027, June 7–11, 2021

Paper No: GT2021-60251

DOI: https://doi.org/10.1115/GT2021-60251

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Topics: Modeling, Pistons, Temperature, Testing, Cycles, Brayton cycle, Cylinders, Cylinder tests (Concrete), Energy generation, Engines

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NARROW

Development of a Design Approach for the Optimization of Steam Turbine Exhaust System Performance Through CFD Modelling

Assessment of Rotor Stability for Steam Turbine Considering Labyrinth Seal Characteristics of Fluid Destabilization Force and Vibrational Frequency Effect of Bearing Coefficients

Wet Gas Formation and Carryover in Compressor Suction Equipment

Washing Effectiveness Assessment of Different Cleaners on a Small-Scale Multistage Compressor

Development of a Robust Scrubber Level Controller

Forced Response Excitation of a Compressor Stator Owing to Shock Wave Induced by Adjacent Rotor Blade

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Frequency Dependancy of Dynamic Force Coefficients for Hermetic Squeeze Film Dampers Utilizing Fluid-Bounding Flexible Structures

Global Stability Analysis of an Academic Rotor/Stator Cavity Subject to Periodic and Simple Wall Oscillations

Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities

Supercritical Pseudo Boiling in Cubic Equations of State

Impact of Dry Cooler Air-Side Performance on a sCO 2 Power Cycle for a CSP Application

Design and Analysis of Cooling Structure for Dry Gas Seal Chamber of Supercritical Carbon Dioxide Turbine Shaft End

Comparison of Compressor Performance Map Predictions to Test Data for a Supercritical Carbon Dioxide Brayton Power System

Influence of Working Fluid Composition on the Optimum Characteristics of Blended Supercritical Carbon Dioxide Cycles

Transient Analysis of Supercritical Carbon Dioxide Air Cooler With Using IDAES Model

On sCO 2 Compressor Performance Maps at Variable Intake Thermodynamic Conditions

Challenges With Measuring Supercritical CO2 Compressor Performance When Approaching the Liquid-Vapor Dome

Open Source Axial Compressor Mean-Line Design Tool for Supercritical Carbon Dioxide

Modeling and Testing of a Novel Ultra-Low Temperature sCO2 Opposing Piston Expander

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