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Proceedings Papers

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Zhihong Jin, Zhigang Li, Jun Li
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A016, June 13–17, 2022
Paper No: GT2022-82556
DOI: https://doi.org/10.1115/GT2022-82556
View Paper titled, A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
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Topics: Impellers, Oxygen, Leakage, Rotors, Computational fluid dynamics, Dampers, Fluids, Stability, Stators, Stress
Proceedings Papers

Leakage and Rotordynamic Performance of a Hole-Pattern Multiphase Pump Seal

Min Zhang, Dara W. Childs
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A023, June 13–17, 2022
Paper No: GT2022-83499
DOI: https://doi.org/10.1115/GT2022-83499
View Paper titled, Leakage and Rotordynamic Performance of a Hole-Pattern Multiphase Pump Seal
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Topics: Leakage, Pumps
Proceedings Papers

A Self-Sufficient Oil Cooling Mechanism for Fluid-Film Bearing Applications in Remote Operations

Seckin Gokaltun, Bruce R. Fabijonas, Louis S. Krajewski, Richard C. Rodzwic
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A019, June 13–17, 2022
Paper No: GT2022-83145
DOI: https://doi.org/10.1115/GT2022-83145
View Paper titled, A Self-Sufficient Oil Cooling Mechanism for Fluid-Film Bearing Applications in Remote Operations
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Topics: Bearings, Cooling, Fluid films, Cooling systems, Hydrocarbon reservoirs, Journal bearings, Heat exchangers, Lubrication, Pipes, Thrust bearings
Proceedings Papers

Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator

Dara W. Childs, Jing Yang, Luis San Andrés, Jose M. Torres Rueda, J. Alex Moreland
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A004, June 13–17, 2022
Paper No: GT2022-80073
DOI: https://doi.org/10.1115/GT2022-80073
View Paper titled, Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator
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Topics: Leakage, Rotors, Stators, Damping, Geometry, Pressure, Pumps, Stability, Brakes, Clearances (Engineering)
Proceedings Papers

Numerical Investigation at Nominal and Off-Design Operations Of a Supersonic Turbine for Liquid Rocket Engines With Full and Partial Admission Nozzles

Keita Yamamoto, Satoshi Ukai, Osamu Fukasawa, Taro Fukuda, Hideyo Negishi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A021, June 13–17, 2022
Paper No: GT2022-82348
DOI: https://doi.org/10.1115/GT2022-82348
View Paper titled, Numerical Investigation at Nominal and Off-Design Operations Of a Supersonic Turbine for Liquid Rocket Engines With Full and Partial Admission Nozzles
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Topics: Design, Nozzles, Rocket engines, Turbines, Internal flow, Energy dissipation, Flow (Dynamics), Simulation results, Engineering simulation, Flight
Proceedings Papers

Canned Sealless Pumps for Hazardous Applications?

Abdulrahman Alsultan, Shuja Alharbi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A006, June 13–17, 2022
Paper No: GT2022-82105
DOI: https://doi.org/10.1115/GT2022-82105
View Paper titled, Canned Sealless Pumps for Hazardous Applications?
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Topics: Pumps, Design, Fluids, Leakage, Maintenance, Benzene, Hazardous substances, Hydrogen, Ignition, Petroleum industry
Proceedings Papers

Predicting Cavitation Erosion on Two-Stage Pumps Using CFD

Tedja Verhulst, Eddie Yin-Kwee Ng, Yongmann Chung, David Judt, Craig Lawson
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A047, June 13–17, 2022
Paper No: GT2022-84165
DOI: https://doi.org/10.1115/GT2022-84165
View Paper titled, Predicting Cavitation Erosion on Two-Stage Pumps Using CFD
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Topics: Cavitation erosion, Centrifugal pumps, Computational fluid dynamics, Erosion, Pumps
Proceedings Papers

Modeling and Simulation of the Cavitation Phenomenon in a Turbopump: A Multiphase Approach

Joris Cazé, Fabien Petitpas, Eric Daniel, Sébastien Le Martelot, Matthieu Queguineur
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A002, June 13–17, 2022
Paper No: GT2022-78025
DOI: https://doi.org/10.1115/GT2022-78025
View Paper titled, Modeling and Simulation of the Cavitation Phenomenon in a Turbopump: A Multiphase Approach
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Topics: Cavitation, Modeling, Simulation, Flow (Dynamics), Pumps, Compressibility, Vapors, Computer simulation, Equations of state, Equilibrium (Physics)
Proceedings Papers

Modification of Pump Turbine Characteristics With Fluid Injection in Pump Operating Mode

Sabri Deniz, Simon In Albon
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A026, June 13–17, 2022
Paper No: GT2022-82884
DOI: https://doi.org/10.1115/GT2022-82884
View Paper titled, Modification of Pump Turbine Characteristics With Fluid Injection in Pump Operating Mode
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Topics: Flow control, Flow instability, Fluids, Pump turbines, Pumps, Underground injection
Proceedings Papers

The Pump-Turbine Selection Approach for Geomechanical Storage Facility

Abhay Patil, Bunker Hill, Jason Wilkes
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A009, June 13–17, 2022
Paper No: GT2022-83146
DOI: https://doi.org/10.1115/GT2022-83146
View Paper titled, The Pump-Turbine Selection Approach for Geomechanical Storage Facility
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Topics: Pump turbines, Pumps, Storage, Turbines
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
View Paper titled, CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps
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Topics: Computational fluid dynamics, Pumps, Damping, Pressure, Engineering simulation, Excitation, Flow (Dynamics), Rotors, Simulation, Stability
Proceedings Papers

Effects of Increased Tooth Clearance on the Performance of a Labyrinth Seal With Oil-Rich Bubbly Laminar Flow

Min Zhang, Dara W. Childs
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A021, June 7–11, 2021
Paper No: GT2021-60106
DOI: https://doi.org/10.1115/GT2021-60106
View Paper titled, Effects of Increased Tooth Clearance on the Performance of a Labyrinth Seal With Oil-Rich Bubbly Laminar Flow
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Topics: Clearances (Engineering), Laminar flow, Pumps
Proceedings Papers

Performance of a Long Smooth Multiphase Pump Seal in Different Flow Regimes

Min Zhang, Dara W. Childs
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A022, June 7–11, 2021
Paper No: GT2021-60108
DOI: https://doi.org/10.1115/GT2021-60108
View Paper titled, Performance of a Long Smooth Multiphase Pump Seal in Different Flow Regimes
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Topics: Flow (Dynamics), Pumps
Proceedings Papers

Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing

Kelsi M. Katcher, Timothy C. Allison, Michael Marshall, Yuin Jin, Chansun Lim, Sungho Chang
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A002, June 7–11, 2021
Paper No: GT2021-04122
DOI: https://doi.org/10.1115/GT2021-04122
View Paper titled, Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing
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Topics: Combustion, Design, Steady state, Testing, Temperature, Cycles, Flow (Dynamics), Carbon capture and storage, Chemical kinetics, Circuits
Proceedings Papers

A Computational Fluid Dynamics (CFD) Guided Engineering Solution for Performance Improvement of a Multistage Pump

Teymour Javaherchi, Susheel Brahmeshwarkar, Raja Faruq, Chinmay Deshpande
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A036, June 7–11, 2021
Paper No: GT2021-59867
DOI: https://doi.org/10.1115/GT2021-59867
View Paper titled, A Computational Fluid Dynamics (CFD) Guided Engineering Solution for Performance Improvement of a Multistage Pump
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Topics: Computational fluid dynamics, Energy recovery, Pumps, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Numerical Investigation of Axial Thrust Control in a Multistage Canned-Motor Pump With Pump-Out-Vanes

Yintao Wang, Min Zhang, Abhay Patil, Gerald Morrison
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A012, June 7–11, 2021
Paper No: GT2021-59119
DOI: https://doi.org/10.1115/GT2021-59119
View Paper titled, Numerical Investigation of Axial Thrust Control in a Multistage Canned-Motor Pump With Pump-Out-Vanes
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Topics: Centrifugal pumps, Engines, Motors, Pumps, Simulation, Thrust
Proceedings Papers

Numerical Predictions of Cavitating Flow Within a Liquid Hydrogen Inducer

Robert F. Blumenthal, Franklyn J. Kelecy
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A035, June 7–11, 2021
Paper No: GT2021-59751
DOI: https://doi.org/10.1115/GT2021-59751
View Paper titled, Numerical Predictions of Cavitating Flow Within a Liquid Hydrogen Inducer
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Topics: Cavitation, Flow (Dynamics), Hydrogen, Turbomachinery, Pumps, Computational fluid dynamics, Fluids, Temperature, Damage, Design
Proceedings Papers

Online (Remote) Teaching for Laboratory Based Courses Using “Digital Twins” of the Experiments

Sabri Deniz, Ulf Christian Müller, Ivo Steiner, Thomas Sergi
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T08A002, June 7–11, 2021
Paper No: GT2021-58697
DOI: https://doi.org/10.1115/GT2021-58697
View Paper titled, Online (Remote) Teaching for Laboratory Based Courses Using “Digital Twins” of the Experiments
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Topics: Teaching, Energy / power systems, Pandemics, Education, Flow (Dynamics), Fluid mechanics, Fluids, Pumps, Students, Thermodynamics
Proceedings Papers

Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop

Jeffrey Moore, Stefan Cich, Meera Day-Towler, Jason Mortzheim
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A018, September 21–25, 2020
Paper No: GT2020-15945
DOI: https://doi.org/10.1115/GT2020-15945
View Paper titled, Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop
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Topics: Flow (Dynamics), Supercritical carbon dioxide, Testing, Turbines, Cycles, Steam, Heat, Temperature, Thermal efficiency, Transients (Dynamics)
Proceedings Papers

An Artificial Intelligence Based Method for Performance Prediction and Inverse Design of Hydraulic Turbochargers

Azam Thatte, Ganesh Vurimi, Prabhav Borate, Teymour Javaherchi
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A027, September 21–25, 2020
Paper No: GT2020-16012
DOI: https://doi.org/10.1115/GT2020-16012
View Paper titled, An Artificial Intelligence Based Method for Performance Prediction and Inverse Design of Hydraulic Turbochargers
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Topics: Artificial intelligence, Design, Turbochargers, Turbines, Pumps, Algorithms, Turbomachinery, Artificial neural networks, Blades, Flow (Dynamics)