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Proceedings Papers

One Dimensional Modelling for Pulsed Flow Twin-Entry Turbine

Bijie Yang, Ricardo Martinez-Botas, Yingxian Xue, Mingyang Yang
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A015, June 7–11, 2021
Paper No: GT2021-60069
DOI: https://doi.org/10.1115/GT2021-60069
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Topics: Flow (Dynamics), Modeling, Turbines, Pressure, Turbochargers, Computational fluid dynamics, Energy conservation, Engines, Exhaust systems, Internal combustion engines
Proceedings Papers

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A004, June 7–11, 2021
Paper No: GT2021-58901
DOI: https://doi.org/10.1115/GT2021-58901
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Topics: Flow (Dynamics), Optimization, Turbines, Design, Inertia (Mechanics), Engines, Stress, Rotors, Transients (Dynamics), Turbochargers
Proceedings Papers

Prediction and Validation of the Transient Pressure Field in a Centrifugal Compressor With Vaned Diffuser for the Application in High Cycle Fatigue Stress Estimations

Gökay Bacakci, Friedrich Fröhlig, Lukas Stuhldreier, Johannes Deutsch, Peter Jeschke
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A003, June 7–11, 2021
Paper No: GT2021-58876
DOI: https://doi.org/10.1115/GT2021-58876
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Topics: Compressors, Diffusers, High cycle fatigue, Pressure, Stress, Transients (Dynamics), Engineering simulation, Fluctuations (Physics), Impellers, Pressure measurement
Proceedings Papers

Investigation of a Novel Turbine Housing to Produce a Non-Uniform Spanwise Flow Field at the Inlet to a Mixed Flow Turbine and Provide Variable Geometry Capabilities

Richard Morrison, Charles Stuart, Sung In Kim, Stephen Spence, Andre Starke, Thomas Leonard
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A007, June 7–11, 2021
Paper No: GT2021-59382
DOI: https://doi.org/10.1115/GT2021-59382
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Topics: Flow (Dynamics), Geometry, Turbines, Design, Engines, Flow separation, Rotors, Transients (Dynamics), Turbochargers, Automotive engines
Proceedings Papers

Transient Thermoacoustic Responses of Methane/Hydrogen Flames in a Pressurized Annular Combustor

Byeonguk Ahn, Thomas Indlekofer, James Dawson, Nicholas Worth
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A017, June 7–11, 2021
Paper No: GT2021-58777
DOI: https://doi.org/10.1115/GT2021-58777
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Topics: Combustion chambers, Flames, Hydrogen, Methane, Transients (Dynamics), Spin (Aerodynamics), Trajectories (Physics)
Proceedings Papers

Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations

Yu Xia, Phil Stopford, Patrick Sharkey, Ishan Verma
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A038, June 7–11, 2021
Paper No: GT2021-59100
DOI: https://doi.org/10.1115/GT2021-59100
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Topics: Combustion, Diffusion (Physics), Eddies (Fluid dynamics), Ejectors, Flamelet generated manifold, Flames, Flow simulation, Resolution (Optics), Simulation, Stress
Proceedings Papers

Towards Reduced Order Models of Small-Scale Acoustically Significant Components in Gas Turbine Combustion Chambers

Suhas A. Kowshik, Sumukha Shridhar, N. C. W. Treleaven
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A013, June 7–11, 2021
Paper No: GT2021-59601
DOI: https://doi.org/10.1115/GT2021-59601
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Topics: Acoustics, Combustion chambers, Gas turbines, Simulation, Computational fluid dynamics, Flow (Dynamics), Artificial neural networks, Damping, Cooling, Design
Proceedings Papers

Assessment of Engine Operability and Overall Performance for Parallel Hybrid Electric Propulsion Systems for a Single-Aisle Aircraft

Sangkeun Kang, Ioannis Roumeliotis, Jinning Zhang, Vassilios Pachidis, Olivier Broca
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A001, June 7–11, 2021
Paper No: GT2021-58655
DOI: https://doi.org/10.1115/GT2021-58655
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Topics: Aircraft, Electric propulsion, Engines, Pressure, Compressors, Gas turbines, High pressure (Physics), Weight (Mass), Electricity (Physics), Emissions
Proceedings Papers

Surge Prevention Techniques for a Turbocharged Solid Oxide Fuel Cell Hybrid System

L. Mantelli, M. L. Ferrari, A. Traverso
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A008, June 7–11, 2021
Paper No: GT2021-59264
DOI: https://doi.org/10.1115/GT2021-59264
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Topics: Solid oxide fuel cells, Surges, Compressors, Fuel cells, Turbines, Turbochargers, Pressure, Transients (Dynamics), Air conditioning, Damage
Proceedings Papers

Prediction and Mitigation Strategies for Compressor Instabilities due to Large Pressurized Volumes in Micro Gas Turbine Systems

Thomas Krummrein, Martin Henke, Timo Lingstädt, Martina Hohloch, Peter Kutne
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A004, June 7–11, 2021
Paper No: GT2021-59106
DOI: https://doi.org/10.1115/GT2021-59106
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Topics: Compressors, Micro gas turbines, Cycles, Pressure, Pressurized gas, Simulation, Surges, Transients (Dynamics), Turbines, Combustion chambers
Proceedings Papers

GT36 Turbine Development and Full-Scale Validation

S. Naik, B. Stephan, M. Henze
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T09A008, June 7–11, 2021
Paper No: GT2021-59470
DOI: https://doi.org/10.1115/GT2021-59470
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Topics: Cooling, Gas turbines, Turbines, Temperature, Instrumentation, Metals, Power stations, Turbine blades, Aerodynamics, Airfoils
Proceedings Papers

Transient Analysis of Aircraft Oil Supply System With Fuel-Oil Heat Exchangers During Abrupt Change in Engine Operating Modes

Viktor Yevlakhov, Leonid Moroz, Andrii Khandrymailov, Yuriy Hyrka
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A016, June 7–11, 2021
Paper No: GT2021-59992
DOI: https://doi.org/10.1115/GT2021-59992
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Topics: Aircraft, Engines, Flow (Dynamics), Fuel oils, Fuels, Heat exchangers, Heat transfer, Thermofluids, Transient analysis, Temperature
Proceedings Papers

Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing

Christopher P. Bowen, Jeffrey P. Bons
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT33A004, June 7–11, 2021
Paper No: GT2021-60224
DOI: https://doi.org/10.1115/GT2021-60224
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Topics: Accounting, Computation, Computational fluid dynamics, Computer software, Dust, Electrical conductivity, Flow (Dynamics), Fluids, Heat, Metal surfaces
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

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

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

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Takahiko Inoue, Shota Yabui, Tsuyoshi Inoue
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A012, June 7–11, 2021
Paper No: GT2021-58979
DOI: https://doi.org/10.1115/GT2021-58979
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Topics: Compressors, Dampers, Springs, Bearings, Damping, Evaluation methods, Fluid films, Rotors, Stability, Cavitation
Proceedings Papers

Identification of Slip Load, Friction Force and External Force Using Unscented Kalman Filter for Frictionally Damped Turbine Blades

Himanshu Patel, Alok Sinha
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT25A003, June 7–11, 2021
Paper No: GT2021-59863
DOI: https://doi.org/10.1115/GT2021-59863
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Topics: Friction, Kalman filters, Stress, Turbine blades, Dampers, Excitation, Vibration, Differential equations, Errors, Modeling
Proceedings Papers

Effect of Bladed Packets on Transient Vibration Localization Behaviors of Mistuned Whole Bladed Disk System

Xuanen Kan
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A006, June 7–11, 2021
Paper No: GT2021-58722
DOI: https://doi.org/10.1115/GT2021-58722
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Topics: Disks, Transients (Dynamics), Vibration, Blades, Steady state, Turbochargers
Proceedings Papers

Accurate Interpolation of the Dependency of Modal Properties on the Rotation Speed for the Transient Response Analysis of Bladed Disks

Jing Tong, Chaoping Zang, E. P. Petrov
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A012, June 7–11, 2021
Paper No: GT2021-58982
DOI: https://doi.org/10.1115/GT2021-58982
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Topics: Disks, Interpolation, Rotation, Transients (Dynamics), Mode shapes, Vibration, Engines, Finite element analysis, Gas turbines, Modeling