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Proceedings Papers

On Leakage Flows in a Liquid Hydrogen Multi-Stage Pump for Aircraft Engine Applications

Dimitrios Lamprakis, David John Rajendran, Mani Santhanakrishnan, Seyfettin Coskun, Ioannis Roumeliotis, Vassilios Pachidis, Martin Yates
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A034, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128734
https://doi.org/10.1115/GT2024-128734
View Paper titled, On Leakage Flows in a Liquid Hydrogen Multi-Stage Pump for Aircraft Engine Applications
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Topics: Aircraft, Aircraft engines, Hydrogen, Leakage flows, Pumps
Proceedings Papers

Steam Boiler Integrity Strategy for Complex Steam Generators in Thermal Operation Facility

Mohamed Al Fazari, Muatasam Aulaqi
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T19A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121819
https://doi.org/10.1115/GT2024-121819
View Paper titled, Steam Boiler Integrity Strategy for Complex Steam Generators in Thermal Operation Facility
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Topics: Boilers, Steam, Water treatment, Tertiary petroleum recovery, Water, American Petroleum Institute, Corrosion, Maintenance, Boiler tubes, Downtime
Proceedings Papers

Validation of a Numerical Model Based on an Optical Surface Scan and Experimental Modal Analyses Under Vacuum Conditions

Denny Langheinrich, Bernd Beirow, Seif Elmasry
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128070
https://doi.org/10.1115/GT2024-128070
View Paper titled, Validation of a Numerical Model Based on an Optical Surface Scan and Experimental Modal Analyses Under Vacuum Conditions
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Topics: Compressors, Computer simulation, Modal analysis, Vacuum, Vibration, Mode shapes, Damping, Electromagnetic spectrum, Algorithms, Blades
Proceedings Papers

High-Fidelity Simulation of an Industrial Low-Pressure Pump of Helicopter Using Coupled LES/CAA Method

Pierre Bénez, Vincent Moureau, Mélody Cailler, Guillaume Ribert, Pascal Mingret, Marine Robin
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123185
https://doi.org/10.1115/GT2024-123185
View Paper titled, High-Fidelity Simulation of an Industrial Low-Pressure Pump of Helicopter Using Coupled LES/CAA Method
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Topics: Large eddy simulation, Pressure, Pumps, Simulation
Proceedings Papers

Extracting Meanline Modeling Parameters for Radial Turbomachinery From CFD

Chase Oliphant, Jason Metten, Steve Gorrell, Dan Maynes, Kerry Oliphant
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A054, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129356
https://doi.org/10.1115/GT2024-129356
View Paper titled, Extracting Meanline Modeling Parameters for Radial Turbomachinery From CFD
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Topics: Compressors, Computational fluid dynamics, Modeling, Pumps, Turbomachinery, Flow (Dynamics), Impellers, Machinery, Radial flow, Design
Proceedings Papers

Computational Study of Flow Characteristics of an Inducer Dropleg Configuration for Pulp Pumping Applications

Radheesh Dhanasegaran, Kalle Tiitinen, Timo Vahteri
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A036, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127484
https://doi.org/10.1115/GT2024-127484
View Paper titled, Computational Study of Flow Characteristics of an Inducer Dropleg Configuration for Pulp Pumping Applications
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Topics: Computational fluid dynamics, Flow (Dynamics), Pulp, Pumps, Turbulence, Design, Energy consumption, Engineering simulation, Flow visualization, Fluidization
Proceedings Papers

Finding Optimal Hemo-Compatible Operating Conditions for Ventricular Assistance Device

Louis Marcel, Mathieu Specklin, Smaine Kouidri
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T18A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103635
https://doi.org/10.1115/GT2023-103635
View Paper titled, Finding Optimal Hemo-Compatible Operating Conditions for Ventricular Assistance Device
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Topics: Accidents, Biological cells, Blood, Centrifugal pumps, Computational fluid dynamics, Computer simulation, Erythrocytes, Flow (Dynamics), Fluids, Geometry
Proceedings Papers

Insights Into the Flow Field and Performance of a Boundary Layer Pump

Kyril Palaveev, David John Rajendran, Eduardo Anselmi, Mani Santhanakrishnan, Vassilios Pachidis
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T18A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102186
https://doi.org/10.1115/GT2023-102186
View Paper titled, Insights Into the Flow Field and Performance of a Boundary Layer Pump
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Topics: Boundary layers, Flow (Dynamics), Pumps
Proceedings Papers

Pressure Actuated Leaf Seal Design and Test for sCO2 Applications

Clayton Grondahl, Rich Armstrong
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102258
https://doi.org/10.1115/GT2023-102258
View Paper titled, Pressure Actuated Leaf Seal Design and Test for sCO2 Applications
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Topics: Design, Pressure, Leakage, Sealing (Process), Cycles, Dynamic testing (Engineering), Dynamic testing (Materials), Energy conversion, Leakage flows, Turbomachinery
Proceedings Papers

Pump-Turbine Development for Geomechanical Pumped Storage Facility

Abhay Patil, Jason Wilkes, Jordan Nielson, Bunker Hill
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103471
https://doi.org/10.1115/GT2023-103471
View Paper titled, Pump-Turbine Development for Geomechanical Pumped Storage Facility
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Topics: Pump turbines, Storage, Design, Flow (Dynamics), Pumps, Turbines, Energy storage, Manufacturing, Reservoirs, Cavitation
Proceedings Papers

Effect of Reduced Oil Flow Rate on the Performance of a Load on Pad Journal Bearing: Flooded vs. Evacuated Conditions

Luis San Andrés, Zihan Ouyang, Yudi Qin
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A025, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103242
https://doi.org/10.1115/GT2023-103242
View Paper titled, Effect of Reduced Oil Flow Rate on the Performance of a Load on Pad Journal Bearing: Flooded vs. Evacuated Conditions
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Topics: Bearings, Flow (Dynamics), Journal bearings, Stress, Drag (Fluid dynamics), Damping, Temperature, Babbitt metal, Energy consumption, Failure
Proceedings Papers

Techno-Economic Performance of the Allam-Fetvedt Cycle With Oxygen Storage

Owen Pryor, J. Jeffrey Moore, Ian Cormier, Jeremy Fetvedt, Maksym Burlaka, Vlad Goldenberg
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103079
https://doi.org/10.1115/GT2023-103079
View Paper titled, Techno-Economic Performance of the Allam-Fetvedt Cycle With Oxygen Storage
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Topics: Cycles, Economics , Oxygen, Storage, Supercritical carbon dioxide, Alkaline fuel cells, Architecture, Carbon dioxide, Stress, Compressors
Proceedings Papers

Aerothermal Simulations and Testing of an Air-Cooled APU Bay

Léandre Ostino, Sébastien Combébias, Jacques Demolis
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100596
https://doi.org/10.1115/GT2023-100596
View Paper titled, Aerothermal Simulations and Testing of an Air-Cooled APU Bay
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Topics: Aircraft, Computational fluid dynamics, Computer simulation, Convection, Cooling, Ducts, Ejectors, Electric power generation, Engineering simulation, Engines
Proceedings Papers

A Method of Pseudo-Steady State CFD Calculation to Predict Turbomachine Characteristics

Vlad Goldenberg, Benjamin Conser, Anna Vorobyova
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101016
https://doi.org/10.1115/GT2023-101016
View Paper titled, A Method of Pseudo-Steady State CFD Calculation to Predict Turbomachine Characteristics
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Topics: Compressors, Computational fluid dynamics, Pumps, Turbomachinery
Proceedings Papers

Liquid Rocket Engine Inducer Pump Design and Performance Evaluation

Igor de Oliveira, Cleverson Bringhenti, Jesuino T. Takachi, Ana Adalgiza Garcia Maia, Jayanta S. Kapat, Erik Fernandez
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A035, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103728
https://doi.org/10.1115/GT2023-103728
View Paper titled, Liquid Rocket Engine Inducer Pump Design and Performance Evaluation
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Topics: Design, Performance evaluation, Pumps, Rocket engines
Proceedings Papers

Turbulence Model Influence on Turbopump Inducer Performance

Igor de Oliveira, Cleverson Bringhenti, Jesuino Takachi, Ana Adalgiza Garcia Maia, Jayanta Kapat, Erik Fernandez
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103802
https://doi.org/10.1115/GT2023-103802
View Paper titled, Turbulence Model Influence on Turbopump Inducer Performance
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Topics: Turbulence, Computational fluid dynamics, Engineering simulation, Simulation, Design, Flow (Dynamics), Turbomachinery, Analytical methods, Computer software, Fluid dynamics
Proceedings Papers

Conceptual Design of the Electric Pumps for the High-Performance Engine of a European Lunar Lander

Piero Danieli, Massimo Masi, Riccardo Tridello, Mario Pessana, Francesco Barato, Alessandro Chiesa
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103604
https://doi.org/10.1115/GT2023-103604
View Paper titled, Conceptual Design of the Electric Pumps for the High-Performance Engine of a European Lunar Lander
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Topics: Conceptual design, Emissions, Engines, Pumps, Rocket engines
Proceedings Papers

Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space

Sabri Deniz
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100783
https://doi.org/10.1115/GT2023-100783
View Paper titled, Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space
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Topics: Flow control, Flow instability, Fluids, Pumps, Suction
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82348
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82105
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