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Proceedings Papers

Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Performance and Aerodynamics

Alexandra P. Schneider, Anne-Lise Fiquet, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A038, June 26–30, 2023
Paper No: GT2023-103629
https://doi.org/10.1115/GT2023-103629
View Paper titled, Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Performance and Aerodynamics
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Topics: Aerodynamics, Engineering simulation, Simulation, Architecture, Blades, Boundary layers, Carbon fibers, Clearances (Engineering), Corners (Structural elements), Design
Proceedings Papers

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Björn F. Klose, Patrick Bechlars, Edmund Kügeler
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A004, June 26–30, 2023
Paper No: GT2023-101374
https://doi.org/10.1115/GT2023-101374
View Paper titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbomachinery, Wakes, Inflow, Boundary layers, Corners (Structural elements), Design, Flow visualization, Generators
Proceedings Papers

Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade

Weibo Zhong, Yangwei Liu, Yumeng Tang
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A024, June 26–30, 2023
Paper No: GT2023-104234
https://doi.org/10.1115/GT2023-104234
View Paper titled, Unsteady Flow Structure of Corner Separation in a Highly Loaded Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow (Dynamics), Principal component analysis, Separation (Technology), Unsteady flow
Proceedings Papers

Beneficial Effects of Guide Fins on Corner Separation

Gabriel Mondin, William Riéra, Pierre Duquesne, Xavier Ottavy
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A005, June 26–30, 2023
Paper No: GT2023-101012
https://doi.org/10.1115/GT2023-101012
View Paper titled, Beneficial Effects of Guide Fins on Corner Separation
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Topics: Corners (Structural elements), Fins, Optimization, Reynolds-averaged Navier–Stokes equations, Separation (Technology)
Proceedings Papers

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A003, June 13–17, 2022
Paper No: GT2022-78371
https://doi.org/10.1115/GT2022-78371
View Paper titled, Unsteady Structure of Compressor Tip Leakage Flows
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Topics: Compressors, Leakage flows, Flow (Dynamics), Blades, Corners (Structural elements), Engineering simulation, Simulation, Turbulence, Unsteady flow, Bubbles
Proceedings Papers

Design of a Blowing Type Flow Treatment to Complement Casing Treatments for Compact High-Pressure Compressor Rear Stages

Christian P. Köhler, Christofer Kendall-Torry, Christian Helcig, Volker Gümmer
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A002, June 13–17, 2022
Paper No: GT2022-78311
https://doi.org/10.1115/GT2022-78311
View Paper titled, Design of a Blowing Type Flow Treatment to Complement Casing Treatments for Compact High-Pressure Compressor Rear Stages
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Topics: Compressors, Design, Flow (Dynamics), High pressure (Physics), Rotors, Stators, Corners (Structural elements), Delays, Engineering simulation, Experimental design
Proceedings Papers

The Importance of Shape in Particle Rebound Behaviors

Jacob Wilson, Rui Qiao, Matthew Kappes, James Loebig, Rory Clarkson
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A001, June 13–17, 2022
Paper No: GT2022-78116
https://doi.org/10.1115/GT2022-78116
View Paper titled, The Importance of Shape in Particle Rebound Behaviors
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Topics: Particulate matter, Shapes, Electromagnetic scattering, Engineering simulation, Physics, Radiation scattering, Scattering (Physics), Simulation, Aircraft engines, Corners (Structural elements)
Proceedings Papers

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Xiao He, Fanzhou Zhao, Mehdi Vahdati
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A008, June 13–17, 2022
Paper No: GT2022-80456
https://doi.org/10.1115/GT2022-80456
View Paper titled, A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model
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Topics: Turbochargers, Turbulence, Compressors, Rotors, Flow (Dynamics), Corners (Structural elements), NASA, Pressure, Pressure gradient, Separation (Technology)
Proceedings Papers

Experiment Study of Pilot Stage Swirler Outlet Angles and Swirl Number on Flame Structures and Flow Field in a Stratified Swirl Combustor

Liang Zhang, Xin Xue, Qian Yang, Huiru Wang, Jibao Li
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A046, June 13–17, 2022
Paper No: GT2022-83221
https://doi.org/10.1115/GT2022-83221
View Paper titled, Experiment Study of Pilot Stage Swirler Outlet Angles and Swirl Number on Flame Structures and Flow Field in a Stratified Swirl Combustor
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Topics: Combustion chambers, Flames, Flow (Dynamics), Corners (Structural elements), Emissions, Shapes, Aircraft engines, Chemiluminescence, Heat, Particulate matter
Proceedings Papers

Influence of Multiaxial Far Field Loadings on the Fatigue Crack-Growth Behaviour by Using Corner-Crack and Cruciform Specimen

F. Conrad, C. Kontermann, A. Blug, A. Bertz, D. Carl, M. Oechsner
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, V08AT24A001, June 13–17, 2022
Paper No: GT2022-79394
https://doi.org/10.1115/GT2022-79394
View Paper titled, Influence of Multiaxial Far Field Loadings on the Fatigue Crack-Growth Behaviour by Using Corner-Crack and Cruciform Specimen
Open the PDF for Influence of Multiaxial Far Field Loadings on the Fatigue Crack-Growth Behaviour by Using Corner-Crack and Cruciform Specimen in another window
Topics: Corners (Structural elements), Fatigue, Fracture (Materials)
Proceedings Papers

Quantification of the Impact of the Crack Shape Constraint Assumption Onto Predicted Remaining Useful Life

Adrian Loghin
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, V08AT24A005, June 13–17, 2022
Paper No: GT2022-80229
https://doi.org/10.1115/GT2022-80229
View Paper titled, Quantification of the Impact of the Crack Shape Constraint Assumption Onto Predicted Remaining Useful Life
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Topics: Fatigue cracks, Finite element analysis, Fracture (Materials), Service life (Equipment), Shapes, Stress, Crack propagation, Errors, Modeling, Computer software
Proceedings Papers

Coupling of Endwall and Aerofoil Optimisation on a Low-Speed Compressor Tandem Stator

Mattia Straccia, Volker Gümmer
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A009, June 7–11, 2021
Paper No: GT2021-59058
https://doi.org/10.1115/GT2021-59058
View Paper titled, Coupling of Endwall and Aerofoil Optimisation on a Low-Speed Compressor Tandem Stator
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Topics: Airfoils, Compressors, Optimization, Stators, Flow (Dynamics), Geometry, Blades, Design, Shapes, Algorithms
Proceedings Papers

The Unsteady Topology of Corner Separations

Ivo Dawkins, James Taylor, Xavier Ottavy, Rob Miller
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A013, June 7–11, 2021
Paper No: GT2021-58730
https://doi.org/10.1115/GT2021-58730
View Paper titled, The Unsteady Topology of Corner Separations
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Topics: Corners (Structural elements), Topology, Separation (Technology), Flow (Dynamics), Blades, Annulus, Cascades (Fluid dynamics), Compressors, Convection, Design
Proceedings Papers

Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor

Bhanu Pratap Singh Tanwar, Ajey Singh, Chetan S. Mistry
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A043, June 7–11, 2021
Paper No: GT2021-60233
https://doi.org/10.1115/GT2021-60233
View Paper titled, Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor
Open the PDF for Numerical Investigations on Application of Cantilever Stator on Aerodynamic Performance of Tandem Bladed Axial-Flow Compressor in another window
Topics: Axial flow, Cantilevers, Compressors, Stators, Flow (Dynamics), Momentum, Clearances (Engineering), Corners (Structural elements), Rotors, Blades
Proceedings Papers

Effects of Rotation on the Flow Structure in a Compressor Cascade

Jordi Ventosa-Molina, Björn Koppe, Martin Lange, Ronald Mailach, Jochen Fröhlich
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A016, June 7–11, 2021
Paper No: GT2021-58793
https://doi.org/10.1115/GT2021-58793
View Paper titled, Effects of Rotation on the Flow Structure in a Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Rotation, Turbulence, Coriolis force, Engineering simulation, Rotors, Simulation, Blades
Proceedings Papers

Periodic Unsteady Kinematics of Hub Flows in a Shrouded Multistage Compressor

Jaehyoung Lee, Sungkyung Lim, Hyoun-Woo Shin, Sungryong Lee, Seung Jin Song
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A005, June 7–11, 2021
Paper No: GT2021-58551
https://doi.org/10.1115/GT2021-58551
View Paper titled, Periodic Unsteady Kinematics of Hub Flows in a Shrouded Multistage Compressor
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Topics: Compressors, Corners (Structural elements), Flow (Dynamics), Kinematics, Separation (Technology), Wakes
Proceedings Papers

Non-Equilibrium Turbulence Modelling for Compressor Corner Separation Flows

Wei Sun
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A024, June 7–11, 2021
Paper No: GT2021-59468
https://doi.org/10.1115/GT2021-59468
View Paper titled, Non-Equilibrium Turbulence Modelling for Compressor Corner Separation Flows
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Topics: Compressors, Corners (Structural elements), Equilibrium (Physics), Flow (Dynamics), Modeling, Separation (Technology), Turbulence, Boundary layers, Blades, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Heat Transfer Enhancement in a Double Sequential Impingement Channel

Michele Gaffuri, Peter Ott, Shailendra Naik, Marc Henze
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A007, June 7–11, 2021
Paper No: GT2021-58913
https://doi.org/10.1115/GT2021-58913
View Paper titled, Heat Transfer Enhancement in a Double Sequential Impingement Channel
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Topics: Heat transfer, Pressure, Corners (Structural elements), Flow (Dynamics), Cooling, Heat transfer coefficients, Liquid crystals, Transients (Dynamics)
Proceedings Papers

Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances

Benjamin Fietzke, Rudibert King, Jan Mihalyovics, Dieter Peitsch
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A003, June 7–11, 2021
Paper No: GT2021-58744
https://doi.org/10.1115/GT2021-58744
View Paper titled, Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances
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Topics: Cascades (Fluid dynamics), Compressors, Flow control, Stators, Flow (Dynamics), Pressure, Suction, Combustion, Corners (Structural elements), Disks
Proceedings Papers

The Effect of the Degree of Premixedness on Self-Excited Combustion Instability

Adam Howie, Daniel Doleiden, Stephen Peluso, Jacqueline O’Connor
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A056, September 21–25, 2020
Paper No: GT2020-16192
https://doi.org/10.1115/GT2020-16192
View Paper titled, The Effect of the Degree of Premixedness on Self-Excited Combustion Instability
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Topics: Acoustics, Chemiluminescence, Combustion, Combustion chambers, Corners (Structural elements), Dynamics (Mechanics), Emissions, Feedback, Flames, Flow (Dynamics)