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Proceedings Papers

Proceedings Volume Cover
ASME Turbo Expo 2022: Turbomachinery Technical Conference and Exposition
June 13–17, 2022
Rotterdam, Netherlands
Conference Sponsors:
  • International Gas Turbine Institute
ISBN:
978-0-7918-8610-6
Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics

Front Matter

GT2022 Front Matter
GT 2022; V10BT00A001https://doi.org/10.1115/GT2022-FM10B
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Turbomachinery: Axial Flow Turbine Aerodynamics

Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring
Lukas Schäflein, Johannes Janssen, Henri Brandies, Peter Jeschke, Stephan Behre
GT 2022; V10BT30A001https://doi.org/10.1115/GT2022-78057
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Topics: Airfoils , Flow (Dynamics) , Turbines , Probes , Stators , Cavities , Computer simulation , Engineering simulation , Optimization , Reynolds-averaged Navier–Stokes equations
Influence of RANS Turbulent Inlet Set-Up on the Swirled Hot Streak Redistribution in a Simplified Nozzle Guide Vane Passage: Comparisons With Large-Eddy Simulations
Christopher Wingel, Nicolas Binder, Yannick Bousquet, Jean-François Boussuge, Nicolas Buffaz, Sébastien Le Guyader
GT 2022; V10BT30A002https://doi.org/10.1115/GT2022-78239
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Topics: Large eddy simulation , Nozzle guide vanes , Reynolds-averaged Navier–Stokes equations , Turbulence , High pressure (Physics) , Turbines , Combustion chambers , Diffusion (Physics) , Temperature , Aerodynamics
Vortex Unsteadiness in the Endwall Region of a High-Lift Low-Pressure Turbine Passage
Christopher R. Marks, Nathan Fletcher, Rolf Sondergaard
GT 2022; V10BT30A003https://doi.org/10.1115/GT2022-79335
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Topics: Pressure , Turbines , Vortices , Flow (Dynamics) , Junctions , Blades , Cascades (Fluid dynamics) , Fluctuations (Physics) , Suction , Heat transfer
The Effect of Casing Coolant Injection on Aerodynamic Loss in a Linear Turbine Cascade With Tip Clearance
Dunam Hong, Minsuk Choi, Myungho Kim, Seung Jin Song
GT 2022; V10BT30A004https://doi.org/10.1115/GT2022-80252
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Topics: Cascades (Fluid dynamics) , Clearances (Engineering) , Coolants , Turbines
Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation
Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
GT 2022; V10BT30A005https://doi.org/10.1115/GT2022-80388
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Topics: Heat transfer , High pressure (Physics) , Rotors , Test facilities , Transients (Dynamics) , Turbines , Nozzle guide vanes , Gages , Heat flux , Temperature profiles
A Framework for Estimating Effects of Combustor Turbulence on Turbine Profile Loss Generation
Kanika Gakhar, Masha Folk, Edward M. Greitzer, Choon S. Tan
GT 2022; V10BT30A006https://doi.org/10.1115/GT2022-80607
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Topics: Combustion chambers , Turbines , Turbulence , High pressure (Physics) , Energy dissipation , Aircraft engines , Boundary layer turbulence , Boundary layers , Gas turbines , Gates (Closures)
Assessment of RANS Turbulence Models on Simplified Geometries Representative of Turbine Blade Tip Shroud Flow
Fatih Uncu, Benjamin François, Nicolas Buffaz, Sébastien Le Guyader
GT 2022; V10BT30A007https://doi.org/10.1115/GT2022-80681
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Topics: Flow (Dynamics) , Reynolds-averaged Navier–Stokes equations , Turbine blades , Turbulence , Blades , Eddies (Fluid dynamics) , Engineering simulation , Kinetic energy , Pressure , Reynolds stress
Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries
Dominik Ade, Johannes Eitenmüller, Sebastian Leichtfuß, Heinz-Peter Schiffer, Christoph Lyko, Gregor Schmid
GT 2022; V10BT30A008https://doi.org/10.1115/GT2022-80896
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Topics: Annulus , Flow (Dynamics) , Leakage , Rotors , Turbines , Blades , Leakage flows , Vortices , Cavities , Design
The Influences of Trailing Edge Base Pressure on the Profile Loss of Low-Pressure Turbine Blades
Hidekazu Kodama, Ken-Ichi Funazaki
GT 2022; V10BT30A009https://doi.org/10.1115/GT2022-80951
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Topics: Pressure , Turbine blades , Turbines
Low Reynolds Number Effects on the Endwall Flow Field in A High-Lift Turbine Passage
Molly H. Donovan, Markus P. Rumpfkeil, Christopher R. Marks, Zachary Robison, Andreas Gross
GT 2022; V10BT30A010https://doi.org/10.1115/GT2022-81204
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Topics: Flow (Dynamics) , Reynolds number , Turbines , Pressure , Turbine blades , Vortices , Cascades (Fluid dynamics) , Junctions , Large eddy simulation , Particulate matter
Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data
Matteo Dellacasagrande, Davide Lengani, Pietro Paliotta, Daniele Petronio, Daniele Simoni, Francesco Bertini
GT 2022; V10BT30A011https://doi.org/10.1115/GT2022-81357
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Topics: Cascades (Fluid dynamics) , Regression models , Turbines , Databases , Accounting , Collaboration , Errors , Flow (Dynamics) , Modeling , Optimization
An Experimental Test Case for Transonic Low-Pressure Turbines – Part I: Rig Design, Instrumentation and Experimental Methodology
Loris Simonassi, Gustavo Lopes, Samuel Gendebien, Antonino Federico Maria Torre, Marios Patinios, Sergio Lavagnoli, Nicolas Zeller, Ludovic Pintat
GT 2022; V10BT30A012https://doi.org/10.1115/GT2022-81566
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Topics: Cascades (Fluid dynamics) , Design , Instrumentation , Pressure , Turbines , Flow (Dynamics) , Blades , Aerodynamics , Engines , Mach number
Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements
Fangyuan Lou
GT 2022; V10BT30A013https://doi.org/10.1115/GT2022-81623
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Topics: Approximation , Combustion chambers , Gas turbines , Temperature distribution , Wavelets
Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions
Kaihe Geng, Ce Yang, Xinyu He, Chenxing Hu, Hanzhi Zhang, Xin Shi
GT 2022; V10BT30A014https://doi.org/10.1115/GT2022-81890
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Topics: Inflow , Turbines , Vortices , Wells , Vorticity , Stall inception , Convection , Flow (Dynamics) , Rotors , Shear (Mechanics)
Numerical Analysis of an Axial High Pressure Partial Admission Turbine
Heng Hu, Per Askebjer, Magnus Genrup, Narmin Hushmandi
GT 2022; V10BT30A015https://doi.org/10.1115/GT2022-81908
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Topics: Computational fluid dynamics , High pressure (Physics) , Numerical analysis , Stress , Turbines
A Review of High-Speed Rotating HP Turbine Heat Transfer and Cooling Studies Over the Last Decade in the Oxford Turbine Research Facility
Chiara Falsetti, Paul F. Beard, David N. Cardwell, Kam S. Chana
GT 2022; V10BT30A016https://doi.org/10.1115/GT2022-81945
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Topics: Combustion chambers , Cooling , Heat transfer , Turbines
High-Fidelity Simulations of the Flow Around T106C Cascade at Low Reynolds Number: The Effects of Freestream Turbulence and Stagger Angle
Antoine Dufau, Julien Marty, Daniel Man, Estelle Piot
GT 2022; V10BT30A017https://doi.org/10.1115/GT2022-82109
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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Reynolds number , Simulation , Turbulence , Blades , Boundary layers , Pressure , Reynolds-averaged Navier–Stokes equations , Turbines
Mixing Mechanism of Multi-Scale Flow in Tip Region of Turbine Rotor
Lin Huang, Zhengping Zou
GT 2022; V10BT30A018https://doi.org/10.1115/GT2022-82137
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Topics: Flow (Dynamics) , Leakage flows , Rotors , Turbines
High-Fidelity CFD Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades
Mario Carta, Tiziano Ghisu, Shahrokh Shahpar
GT 2022; V10BT30A019https://doi.org/10.1115/GT2022-82171
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Topics: Blades , Computational fluid dynamics , Damage , High pressure (Physics) , Reverse engineering , Rotors , Turbines
Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade
Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz
GT 2022; V10BT30A020https://doi.org/10.1115/GT2022-82205
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Topics: High pressure (Physics) , Pressure , Turbine blades , Boundary layers , Waves , Blades , Fluctuations (Physics) , Suction , Large eddy simulation , Principal component analysis
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
GT 2022; V10BT30A021https://doi.org/10.1115/GT2022-82348
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Topics: Design , Nozzles , Rocket engines , Turbines , Internal flow , Energy dissipation , Flow (Dynamics) , Simulation results , Engineering simulation , Flight
Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions
Reid A. Berdanier
GT 2022; V10BT30A022https://doi.org/10.1115/GT2022-82365
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Topics: Cooling , Flow (Dynamics) , Turbines , Accounting , Annulus , Energy efficiency , Engines , Geometry , High pressure (Physics) , Pressure
The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani
GT 2022; V10BT30A023https://doi.org/10.1115/GT2022-82424
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Topics: Design , Engines , Explosions , Shape optimization , Turbines
Improving the Aerodynamic Performance of a High-Loading Turbine Blade by End-Wall Surface Structures
Yueyun Xi, Shaopeng Lu, Hongmei Jiang, Qiang Zhang
GT 2022; V10BT30A024https://doi.org/10.1115/GT2022-82460
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Topics: Flow control , Turbine blades , Flow (Dynamics) , Design , Blades , Boundary-value problems , Cascades (Fluid dynamics) , Computational fluid dynamics , Manufacturing , Manufacturing technology
The Influence of Boundary Layer State and Trailing Edge Wedge Angle on the Aerodynamic Performance of Transonic Turbine Blades
A. D. Rossiter, G. Pullan, A. P. Melzer
GT 2022; V10BT30A025https://doi.org/10.1115/GT2022-82486
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Topics: Boundary layers , Turbine blades , Wedges , Pressure , Switches , Geometry , Vortex shedding , Airfoils , Design , Flow (Dynamics)
Profile Loss Reduction of High Lift Turbine Blades With Rough and Ribbed Surfaces
S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Richard D. Sandberg, Nagabhushana Rao Vadlamani
GT 2022; V10BT30A026https://doi.org/10.1115/GT2022-82558
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Topics: Surface roughness , Turbine blades , Blades , Turbulence , Boundary layers , Pressure gradient , Separation (Technology) , Suction , Boundary layer turbulence , Bubbles
An Experimental Test Case for Transonic Low-Pressure Turbines - Part 2: Cascade Aerodynamics at On- and Off-Design Reynolds and Mach Numbers
G. Lopes, L. Simonassi, A. F. M. Torre, M. Patinios, S. Lavagnoli
GT 2022; V10BT30A027https://doi.org/10.1115/GT2022-82626
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Topics: Aerodynamics , Cascades (Fluid dynamics) , Design , Flow (Dynamics) , Mach number , Pressure , Turbines
Numerical Investigation of Loss Mechanisms in a Partially Loaded Supersonic ORC Axial Turbine Stage
Karl Ziaja, Pascal Post, Andreas Schramm, Ole Willers, Joerg R. Seume, Francesca di Mare
GT 2022; V10BT30A028https://doi.org/10.1115/GT2022-82852
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Topics: Computational fluid dynamics , Organic Rankine cycle , Turbines
Effects of Ribbed Surfaces on Profile Losses of Low-Pressure-Turbine Blades
M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, F. Bertini
GT 2022; V10BT30A029https://doi.org/10.1115/GT2022-82875
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Topics: Blades , Pressure , Turbines , Cascades (Fluid dynamics) , Flat plates , Boundary layers , Dimensions , Geometry , Inflow , Pressure gradient
Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips
Anmol Garg, Nagabhushana Rao Vadlamani, Balaji Srinivasan
GT 2022; V10BT30A030https://doi.org/10.1115/GT2022-82947
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Topics: Blades , Design , Pressure , Cavities , Accounting , Dynamics (Mechanics) , Flow (Dynamics) , Fluid dynamics , Heat , High pressure (Physics)
Influence of the Convergent-Divergent Nozzles Arrangement Parameters on Aerodynamic Losses and Overall Supersonic Turbine Performance
Leonid Moroz, Maksym Burlaka, Aleksandr Yudin
GT 2022; V10BT30A031https://doi.org/10.1115/GT2022-83387
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Topics: Design , Nozzles , Turbines
Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages
P. H. Duan, L. He
GT 2022; V10BT30A032https://doi.org/10.1115/GT2022-83473
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Topics: Leakage flows , Turbines , Flow (Dynamics) , Cavities , Vortices , Leakage , Platform supply vessels , Pressure , Cascades (Fluid dynamics) , Heat transfer
Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements
Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng
GT 2022; V10BT30A033https://doi.org/10.1115/GT2022-83509
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Topics: Approximation , Flow (Dynamics) , High pressure (Physics) , Turbines , Wavelets , Temperature , Cooling , Temperature distribution , Engines , Annulus
Design Sensitivity of a 1-1/2 Stage Unshrouded High Work Turbine Using Very-Large Eddy Simulations
Ignacio Gonzalez-Martino
GT 2022; V10BT30A034https://doi.org/10.1115/GT2022-84281
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Topics: Design , Eddies (Fluid dynamics) , Simulation , Turbines , Blades , Pressure , Rotors , Boundary layer turbulence , Computer simulation , Flow (Dynamics)

Turbomachinery: Deposition, Erosion, Fouling, and Icing

The Importance of Shape in Particle Rebound Behaviors
Jacob Wilson, Rui Qiao, Matthew Kappes, James Loebig, Rory Clarkson
GT 2022; V10BT31A001https://doi.org/10.1115/GT2022-78116
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Topics: Particulate matter , Shapes , Electromagnetic scattering , Engineering simulation , Physics , Radiation scattering , Scattering (Physics) , Simulation , Aircraft engines , Corners (Structural elements)
Effect of Temperature and Velocity on Microparticle Erosion/Deposition Into Environmental-Barrier-Coated CMC for Aeroengines
Yoji Okita, Masaya Suzuki, Takashi Yamane, Jun Hasegawa, Yosuke Mizokami, Takeshi Nakamura
GT 2022; V10BT31A002https://doi.org/10.1115/GT2022-79366
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Topics: Ceramic matrix composites , Erosion , Microparticles , Temperature , Damage , Design , Sands , Blasting , Coating processes , Coatings
Droplet Impact on a Curved Moving Liquid Film
Avick Sinha, Vaibhav Ramakrishnan, Kathy Johnson
GT 2022; V10BT31A003https://doi.org/10.1115/GT2022-79505
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Topics: Drops , Liquid films , Performance , Inclined plane , Aircraft engines , Bearings , Bridges (Structures) , Carbon dioxide , Computer simulation , Dynamics (Mechanics)
Predicting and Validating Spatial Distributions of Particulate Deposition in Gas Turbine Components
Jack G. Gaskell, Nikul Vadgama, Florian Y. A. Villain, Simon Beal, Matthew McGilvray, David R. H. Gillespie, Benjamin Littley
GT 2022; V10BT31A004https://doi.org/10.1115/GT2022-79511
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Topics: Gas turbines , Particulate matter , Computational fluid dynamics , Modeling , Discrete element methods , Turbulence , Cooling , Collisions (Physics) , Computer software , Damage
Particle Rebound/Deposition Modelling in Engine Hot Sections
Lei-Yong Jiang, Patrick Trembath, Prakash Patnaik, Michele Capurro
GT 2022; V10BT31A005https://doi.org/10.1115/GT2022-80013
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Topics: Engines , Modeling , Particulate matter , Sands
A Probabilistic Method for Predicting Particle-Blade Impact Kinematics in Turbomachinery
D. Klaoudatos, N. Bojdo, A. Filippone, S. Covey-Crump, M. Jones, A. Pawley
GT 2022; V10BT31A006https://doi.org/10.1115/GT2022-80389
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Topics: Blades , Kinematics , Particulate matter , Turbomachinery , Compressors , Particle collisions , Rotors , Kinetic energy , Probability , Chords (Trusses)
Mission Severity Assessment Based on 1Hz Engine Data
Stefano Scarso, Stephan Staudacher, Christian Keller, Jürgen Mathes
GT 2022; V10BT31A007https://doi.org/10.1115/GT2022-80923
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Topics: Engines , Flight , Aircraft , Algorithms , Control systems , Machinery , NASA , Principal component analysis , Robustness
Numerical Investigation of Particle Deposition in Double Wall Effusion Cooled Systems
Florian Y. A. Villain, Nikul Vadgama, Jack G. Gaskell, Peter T. Ireland, Matthew McGilvray, David R. H. Gillespie
GT 2022; V10BT31A008https://doi.org/10.1115/GT2022-81157
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Topics: Particulate matter , Cooling , Cooling systems , Blades , Discrete element methods , Dust , Aircraft engines , Computational fluid dynamics , Computer software , Diamonds
Characterization of an Apparatus to Study Solid Deposit Formation in Lubricating Oils at High Temperatures
Raquel Juárez, Noble Gutierrez, Eric L. Petersen
GT 2022; V10BT31A009https://doi.org/10.1115/GT2022-81178
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Topics: High temperature , Lubricating oils , Oxidation
Particle Deposition on HPT Nozzle: Full 3D Investigation and Secondary Flows Effect
Nicola Casari, Stefano Oliani, Michele Pinelli, Alessio Suman, Mauro Carnevale
GT 2022; V10BT31A010https://doi.org/10.1115/GT2022-81715
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Topics: Flow (Dynamics) , Nozzles , Particulate matter , Simulation , Adhesion , Extruding , Gas turbines , Geometry , High pressure (Physics) , Machinery
The Effect of an Entirely Eroded Airfoil on the Aerodynamic Performance of a Supersonic Compressor Cascade
Jan Hartmann, Max Lorenz, Markus Klein, Stephan Staudacher
GT 2022; V10BT31A011https://doi.org/10.1115/GT2022-81752
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Topics: Airfoils , Cascades (Fluid dynamics) , Compressors , Erosion , Shapes , Particulate matter , Aircraft engines , Computer simulation , Flow (Dynamics) , NASA
The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition
Jeffrey P. Bons, Chihsiu Lo, Eric Nied, Jiaxuan Han
GT 2022; V10BT31A012https://doi.org/10.1115/GT2022-82027
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Topics: Temperature , Turbines , Dust , Jets , Particulate matter , Ceramics , Flow (Dynamics) , Air flow , Computational fluid dynamics , Fluids
Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
GT 2022; V10BT31A013https://doi.org/10.1115/GT2022-82304
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Topics: Chemistry , Coolants , Dust , Gas turbines , Minerals , Gypsum , Quartz , Temperature , Composite materials , Flow (Dynamics)
Research on Particle Motion and Erosion Characteristics in the Blade Passage of Multistage Axial Compressors
Liu-xi Cai, Yao He, Yan-fang Hou, Yun Li, Shun-sen Wang, Jing-ru Mao
GT 2022; V10BT31A014https://doi.org/10.1115/GT2022-82354
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Topics: Blades , Compressors , Erosion , Particulate matter
Numerical Prediction of Long Term Droplet Erosion and Washing Efficiency of an Axial Compressors Through the Use of a Discrete Mesh Morphing Approach
Giuliano Agati, Domenico Borello, Francesca Di Gruttola, Domenico Simone, Franco Rispoli, Alessio Castorrini, Serena Gabriele, Paolo Venturini
GT 2022; V10BT31A015https://doi.org/10.1115/GT2022-83033
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Topics: Compressors , Drops , Erosion , Simulation , Water

Turbomachinery: Radial Turbomachinery Aerodynamics

Hydrogen Compression - Towards a New Strategy for the Design of Hydrogen Compressors
Jonna Tiainen, Teemu Turunen-Saaresti, Mikko Mäki-Iso, Sebastian Schuster, Dieter Brillert
GT 2022; V10BT35A001https://doi.org/10.1115/GT2022-78626
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Topics: Compression , Compressors , Design , Hydrogen , Impellers , Blades , Flow (Dynamics) , Transportation systems , Energy storage , Pipelines
Investigation of the Map Width Improvement in a Radially Reduced Diffuser Design Concept for a Centrifugal Compressor
Laura McLaughlin, Stephen Spence, Daniel Rusch, Charles Stuart, Marco Geron, Kwok Kai So, Magnus Fischer
GT 2022; V10BT35A002https://doi.org/10.1115/GT2022-78684
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Topics: Compressors , Computational fluid dynamics , Design , Diffusers
Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller
Michael Casey, Chris Robinson
GT 2022; V10BT35A003https://doi.org/10.1115/GT2022-79368
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Topics: Compressor impellers , Compressors , Design , Impellers , Flow (Dynamics) , Diffusers , Computational fluid dynamics , Stability , Teaching , Vaneless diffusers
Using Machine Learning for Loss Prediction in a Hybrid Meanline Modeling Method to Deliver Improved Radial Turbine Performance Prediction
Pangbo Ren, Charles Stuart, Stephen Spence, Ryosuke Inomata, Takayuki Kobayashi, Isao Morita
GT 2022; V10BT35A004https://doi.org/10.1115/GT2022-80186
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Topics: Machine learning , Modeling , Turbines , Turbochargers
Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge
Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas
GT 2022; V10BT35A005https://doi.org/10.1115/GT2022-81968
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Topics: Compressors , Flow (Dynamics) , Surges , Unsteady flow , Pulsatile flow , Stability , Boundary-value problems , Cycles , Dynamic response , Engines
Canned Sealless Pumps for Hazardous Applications?
Abdulrahman Alsultan, Shuja Alharbi
GT 2022; V10BT35A006https://doi.org/10.1115/GT2022-82105
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Topics: Pumps , Design , Fluids , Leakage , Maintenance , Benzene , Hazardous substances , Hydrogen , Ignition , Petroleum industry
Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor
Fabrizio Lottini, Andrea Agnolucci, Lorenzo Pinelli, Roberto Pacciani, Lorenzo Toni, Alberto Guglielmo, Angelo Grimaldi
GT 2022; V10BT35A007https://doi.org/10.1115/GT2022-82108
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Topics: Compressors , High pressure (Physics) , Rotors , Stators , Design , Machinery , Acoustics , Chain , Computational fluid dynamics , Engineering simulation
Unsteady Gas Dynamics of Radial Turbine Volutes Under Pressure Pulsations
Bijie Yang, Yingxian Xue, Ricardo Martinez-Botas, Mingyang Yang
GT 2022; V10BT35A008https://doi.org/10.1115/GT2022-82255
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Topics: Gasdynamics , Pressure , Turbines , Flow (Dynamics) , Engines , Computational fluid dynamics , Pistons , Unsteady flow , Carbon dioxide , Design methodology
Numerical Investigation on Radial Turbines Aerodynamics Aimed at the Definition of Design Rules for Industrial Applications
Fabrizio Lottini, Michele Marconcini, Andrea Arnone, Davide Biliotti, Lorenzo Toni
GT 2022; V10BT35A009https://doi.org/10.1115/GT2022-82266
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Topics: Aerodynamics , Design , Turbines , Metals , Wheels , Geometry , Stiffness , Flow (Dynamics) , Turbochargers , Computational fluid dynamics
Analysis of the Condensation Phenomena Within the Radial Turbine of a Fuel Cell Turbocharger
Tim Wittmann, Sebastian Lück, Jens Friedrichs, Piotr Wiśniewski, Sławomir Dykas
GT 2022; V10BT35A010https://doi.org/10.1115/GT2022-82279
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Topics: Condensation , Fuel cells , Turbines , Turbochargers , Compressors , Exhaust systems , Rotors , Aerodynamics , Annulus , Compressed air
On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor
Lee Gibson, Stephen Spence, Charles Stuart, Andre Starke, Sung In Kim
GT 2022; V10BT35A011https://doi.org/10.1115/GT2022-82423
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Topics: Clearances (Engineering) , Compressors , Diffusers
A Numerical Investigation on the Influence of Reynolds Number on the Performance of Volute Stages of Centrifugal Compressors
D. Wolbert, M. Schmitt, S. Koenig, M. Wannek, J. Hartmann
GT 2022; V10BT35A012https://doi.org/10.1115/GT2022-82426
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Topics: Compressors , Reynolds number
Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model
Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So
GT 2022; V10BT35A013https://doi.org/10.1115/GT2022-82452
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Topics: Computer simulation , Engines , Excitation , Nozzles , Turbines , Turbochargers , High cycle fatigue , Blades , Combustion , Contamination
A Numerical Investigation on the Influence of Wall Roughness on the Performance of Volutes of Centrifugal Compressors
D. Wolbert, M. Schmitt, S. Koenig, M. Wannek, J. Hartmann
GT 2022; V10BT35A014https://doi.org/10.1115/GT2022-83042
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Topics: Compressors , Sands , Surface roughness
On the Influence of Stator-Rotor Radial Gap Size on the Fluid-Dynamic Performance of Mini-ORC Supersonic Turbines
Alessandro Cappiello, Matteo Majer, Raffaele Tuccillo, Matteo Pini
GT 2022; V10BT35A015https://doi.org/10.1115/GT2022-83309
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Topics: Fluids , Organic Rankine cycle , Rotors , Stators , Turbines , Flow (Dynamics) , High temperature , Inflow , Machinery , Computation
Improvement of the Semi-Analytical Model of a Tesla Disc Turbine by the Correction of the Velocity Profile
Krzysztof Rusin, Emad Hasani Malekshah, Włodzimierz Wróblewski, Sebastian Rulik
GT 2022; V10BT35A016https://doi.org/10.1115/GT2022-83879
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Topics: Computational fluid dynamics , Disks , Theorems (Mathematics) , Turbines
Centrifugal Compressor Retrofit: Geometry Rebuild and 3-D Blade Shape Optimization
Norman Kienzle, Duc Huy Marco Hoang, Warren John Martis, Markus Moch, Christian Doetsch, Francesca di Mare
GT 2022; V10BT35A017https://doi.org/10.1115/GT2022-84204
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Topics: Blades , Compressors , Geometry , Retrofitting , Shape optimization , Design , Diffusers , Flow (Dynamics) , Impellers , Optimization
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