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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
Click here to open pdf in another window PDF for A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
Topics: Impellers, Oxygen, Leakage, Rotors, Computational fluid dynamics, Dampers, Fluids, Stability, Stators, Stress
Proceedings Papers

Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages

P. H. Duan, L. He
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A032, June 13–17, 2022
Paper No: GT2022-83473
DOI: https://doi.org/10.1115/GT2022-83473
View Paper titled, Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages
Click here to open pdf in another window PDF for Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages
Topics: Leakage flows, Turbines, Flow (Dynamics), Cavities, Vortices, Leakage, Platform supply vessels, Pressure, Cascades (Fluid dynamics), Heat transfer
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?
Click here to open pdf in another window PDF for Canned Sealless Pumps for Hazardous Applications?
Topics: Pumps, Design, Fluids, Leakage, Maintenance, Benzene, Hazardous substances, Hydrogen, Ignition, Petroleum industry
Proceedings Papers

Numerical Investigation Into Maximum Pressure Capability of Intershaft Hydraulic Seals

Achinie Warusevitane, Kathy Johnson, Stephen Ambrose
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A025, June 13–17, 2022
Paper No: GT2022-82196
DOI: https://doi.org/10.1115/GT2022-82196
View Paper titled, Numerical Investigation Into Maximum Pressure Capability of Intershaft Hydraulic Seals
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Topics: Computational fluid dynamics, Pressure, Fluids, Leakage, Air flow, Aircraft engines, Analytical methods, Cavities, Computer simulation, Design
Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A021, June 13–17, 2022
Paper No: GT2022-82664
DOI: https://doi.org/10.1115/GT2022-82664
View Paper titled, Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity
Click here to open pdf in another window PDF for Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity
Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation
Proceedings Papers

Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals

Iván Monge-Concepción, Michael D. Barringer, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A017, June 13–17, 2022
Paper No: GT2022-83247
DOI: https://doi.org/10.1115/GT2022-83247
View Paper titled, Use of Multiple Tracer Gases to Quantify Vane Trailing Edge Flow Into Turbine Rim Seals
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Topics: Flow (Dynamics), Gases, Turbines, Cavities, Engines, Cooling, Air flow, Compressors, Computational fluid dynamics, Disks
Proceedings Papers

Effects of Turbine Conditions on Rim Seal Performance and Prediction

Shaun Burden, John W. Chew, Feng Gao, Olaf Marxen
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A016, June 13–17, 2022
Paper No: GT2022-83194
DOI: https://doi.org/10.1115/GT2022-83194
View Paper titled, Effects of Turbine Conditions on Rim Seal Performance and Prediction
Click here to open pdf in another window PDF for Effects of Turbine Conditions on Rim Seal Performance and Prediction
Topics: Computational fluid dynamics, Turbines, Flow (Dynamics), Pressure, Cavities, Cooling systems, Disks, Dynamics (Mechanics), Geometry, Large eddy simulation
Proceedings Papers

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

Dimitrios Graikos, Hui Tang, Carl M. Sangan, Gary D. Lock, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A008, June 13–17, 2022
Paper No: GT2022-82430
DOI: https://doi.org/10.1115/GT2022-82430
View Paper titled, A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl
Click here to open pdf in another window PDF for A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl
Topics: Annulus, Turbines, Flow (Dynamics), Disks, Carbon dioxide, Clearances (Engineering), Computational fluid dynamics, Eddies (Fluid dynamics), Engines, Physics
Proceedings Papers

Hexavalent Chromium Observations on Serviced Components of Oil&Gas Gas Turbines: Formation Mechanism Study

Erica Scrinzi, Gianni Mochi, Antonio Melani, Eugenio Del Puglia, Alice Pranzetti
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A004, June 13–17, 2022
Paper No: GT2022-80448
DOI: https://doi.org/10.1115/GT2022-80448
View Paper titled, Hexavalent Chromium Observations on Serviced Components of Oil&Gas Gas Turbines: Formation Mechanism Study
Click here to open pdf in another window PDF for Hexavalent Chromium Observations on Serviced Components of Oil&Gas Gas Turbines: Formation Mechanism Study
Topics: Gas turbines, Sealing (Process)
Proceedings Papers

Model Setup for the Investigation of Flow Phenomena in a 1.5-Stage Gas Turbine Regarding Hot Gas Ingestion

Lukas Pehle, Sven Schwertner, Manfred Wirsum
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A006, June 13–17, 2022
Paper No: GT2022-81947
DOI: https://doi.org/10.1115/GT2022-81947
View Paper titled, Model Setup for the Investigation of Flow Phenomena in a 1.5-Stage Gas Turbine Regarding Hot Gas Ingestion
Click here to open pdf in another window PDF for Model Setup for the Investigation of Flow Phenomena in a 1.5-Stage Gas Turbine Regarding Hot Gas Ingestion
Topics: Flow (Dynamics), Gas turbines, Cavities, Pressure, Sealing (Process), Wheels, Boundary-value problems, Computer simulation, Modeling, Turbines
Proceedings Papers

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Anna Bru Revert, Paul F. Beard, John W. Chew
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A012, June 13–17, 2022
Paper No: GT2022-82846
DOI: https://doi.org/10.1115/GT2022-82846
View Paper titled, Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity
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Topics: Acoustics, Cavities, Turbines, Waves, Flow (Dynamics), Pressure, Pressure transducers, Inspection, Measurement systems, Rotors
Proceedings Papers

Investigation of the Transient Closing Behavior of a Radially Adaptive Seal

James Lofts, Corina Schwitzke, Hans-Jörg Bauer, Vincent Peltier, Kunyuan Zhou
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, V08AT22A012, June 13–17, 2022
Paper No: GT2022-82235
DOI: https://doi.org/10.1115/GT2022-82235
View Paper titled, Investigation of the Transient Closing Behavior of a Radially Adaptive Seal
Click here to open pdf in another window PDF for Investigation of the Transient Closing Behavior of a Radially Adaptive Seal
Topics: Transients (Dynamics), Pressure, Stress, Cycles, Engines, Turbomachinery, Hydrostatics, Leakage, Rotation, Rotors
Proceedings Papers

Dynamic Seal Test Rig: O-Ring Leakage and Sliding Friction Measurements

Thomas Kerr, Jordan Nielson
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, V08AT22A011, June 13–17, 2022
Paper No: GT2022-82221
DOI: https://doi.org/10.1115/GT2022-82221
View Paper titled, Dynamic Seal Test Rig: O-Ring Leakage and Sliding Friction Measurements
Click here to open pdf in another window PDF for Dynamic Seal Test Rig: O-Ring Leakage and Sliding Friction Measurements
Topics: Leakage, Seals, Sliding friction, Sealing (Process), Friction, Machinery, Pistons, Bellows (Equipment), Carbon, Carbon dioxide
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
Click here to open pdf in another window PDF for Steam Turbine Casing Analyses to Determine Pressure and Temperature Limits
Topics: Analytical methods, Finite element analysis, Pressure, Sealing (Process), Steam turbines, Temperature, Turbines, Steam, Stress, Bolted joints
Proceedings Papers

Experimental Studies on Dry Gas Seals With Time-Resolved Film Thickness Measurements

Jingjing Luo, Dieter Brillert
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A003, June 7–11, 2021
Paper No: GT2021-58547
DOI: https://doi.org/10.1115/GT2021-58547
View Paper titled, Experimental Studies on Dry Gas Seals With Time-Resolved Film Thickness Measurements
Click here to open pdf in another window PDF for Experimental Studies on Dry Gas Seals With Time-Resolved Film Thickness Measurements
Topics: Film thickness, Sealing (Process), Compressors, Computer simulation, High pressure (Physics), Matlab, Pressure, Sensors, Turbochargers, Vibration
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
View Paper titled, Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities
Click here to open pdf in another window PDF for Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities
Topics: Cavities, Leakage, Design, Abrasion, Manufacturing, Rotors, Transients (Dynamics), Bearings, Centrifugal pumps, Clearances (Engineering)
Proceedings Papers

Numerical Investigation on Hydrodynamic Characteristics of Supercritical CO 2 Cylindrical Film Seal

Qiuwan Du, Zhufeng Liu, Di Zhang, Yonghui Xie
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A024, June 7–11, 2021
Paper No: GT2021-60175
DOI: https://doi.org/10.1115/GT2021-60175
View Paper titled, Numerical Investigation on Hydrodynamic Characteristics of Supercritical CO 2 Cylindrical Film Seal
Click here to open pdf in another window PDF for Numerical Investigation on Hydrodynamic Characteristics of Supercritical CO 2 Cylindrical Film Seal
Topics: Sealing (Process), Supercritical carbon dioxide, Turbomachinery
Proceedings Papers

Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine

Ghofrane Sekrani, Jean-Sebastien Dick, Sébastien Poncet, Sravankumar Nallamothu
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A009, June 7–11, 2021
Paper No: GT2021-58988
DOI: https://doi.org/10.1115/GT2021-58988
View Paper titled, Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine
Click here to open pdf in another window PDF for Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine
Topics: Two-phase flow, Flow (Dynamics), Modeling, Fluids, Porosity, Turbulence, Air flow, Algebra, Calibration, Compressibility
Proceedings Papers

Design and Evaluation of a Flow Capturing Device for a High-Speed Wind Tunnel

Mattia Graiff, Marian Staggl, Emil Göttlich, Christian Wakelam
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A003, June 7–11, 2021
Paper No: GT2021-58667
DOI: https://doi.org/10.1115/GT2021-58667
View Paper titled, Design and Evaluation of a Flow Capturing Device for a High-Speed Wind Tunnel
Click here to open pdf in another window PDF for Design and Evaluation of a Flow Capturing Device for a High-Speed Wind Tunnel
Topics: Design, Flow (Dynamics), Wind tunnels, Cascades (Fluid dynamics), Ducts, Sealing (Process), Sound pressure, Temperature, Test facilities, Testing
Proceedings Papers

Comparison Study on Stage Performance of Centrifugal Compressors With Shrouded and Unshrouded Impellers

Guang Xi, Chenxi Zhao, Yonghong Tang, Zhiheng Wang
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A013, June 7–11, 2021
Paper No: GT2021-59902
DOI: https://doi.org/10.1115/GT2021-59902
View Paper titled, Comparison Study on Stage Performance of Centrifugal Compressors With Shrouded and Unshrouded Impellers
Click here to open pdf in another window PDF for Comparison Study on Stage Performance of Centrifugal Compressors With Shrouded and Unshrouded Impellers
Topics: Compressors, Impellers, Blades, Clearances (Engineering), Design, Geometry, Centrifugal force, Computational fluid dynamics, Flow (Dynamics), Leakage