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Proceedings Papers

A Combined LES and PIV Investigation of Trenched Fan-Shaped Hole Aerodynamics

Giovanna Barigozzi, Ali Zamiri, Stefano Gamba, Ilaria Spozio, Jin Taek Chung
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122510
https://doi.org/10.1115/GT2024-122510
View Paper titled, A Combined LES and PIV Investigation of Trenched Fan-Shaped Hole Aerodynamics
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Topics: Aerodynamics, Particle image velocimetry, Cavities, Computer simulation, Coolants, Corners (Structural elements), Design, Eddies (Fluid dynamics), Film cooling, Flat plates
Proceedings Papers

Flutter Parameter Study on a Complex Inlet Swirl Distortion Generator

Cole Hefner, Stephen Guillot, John Gillespie, Andrew Hayden, Todd Lowe, Alexandrina Untaroiu
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124102
https://doi.org/10.1115/GT2024-124102
View Paper titled, Flutter Parameter Study on a Complex Inlet Swirl Distortion Generator
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Topics: Computational fluid dynamics, Flutter (Aerodynamics), Generators, Flow (Dynamics), Separation (Technology), Chords (Trusses), Compressors, Corners (Structural elements), Deformation, Excitation
Proceedings Papers

The Aerodynamic Interaction of Seal Leakage and Mainstream Flows in a Compressor Cascade With Non-Axisymmetric Endwall

Jian Li, Xiaoqing Qiang
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122562
https://doi.org/10.1115/GT2024-122562
View Paper titled, The Aerodynamic Interaction of Seal Leakage and Mainstream Flows in a Compressor Cascade With Non-Axisymmetric Endwall
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Topics: Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow (Dynamics), Leakage, Separation (Technology)
Proceedings Papers

An Experimental Investigation of the Corner Separation Control in a Compressor Cascade Using Spatially Oscillating Jet

Pengcheng Yang, Shaowen Chen, Guanyu Liu, Shiqi Wang
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126084
https://doi.org/10.1115/GT2024-126084
View Paper titled, An Experimental Investigation of the Corner Separation Control in a Compressor Cascade Using Spatially Oscillating Jet
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Topics: Actuators, Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow control, Oscillations, Separation (Technology)
Proceedings Papers

Optimization Design of Variable Fillet for Different Boundary Thicknesses in a Highly Loaded Compressor Cascade

Gangduo Zhang, Mingmin Zhu, Runzhu Shao, Xiaoqing Qiang, Jinfang Teng
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126420
https://doi.org/10.1115/GT2024-126420
View Paper titled, Optimization Design of Variable Fillet for Different Boundary Thicknesses in a Highly Loaded Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Design, Optimization, Separation (Technology)
Proceedings Papers

Experimental and Numerical Study on the Effect of OGV Clocking on ICD Performance

Isak Jonsson, Alexandre Capitao Patrao, Petter Miltén, Carlos Xisto, Marcus Lejon
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT33A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123733
https://doi.org/10.1115/GT2024-123733
View Paper titled, Experimental and Numerical Study on the Effect of OGV Clocking on ICD Performance
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Topics: Compressors, Computational fluid dynamics, Computer simulation, Corners (Structural elements), Design, Ducts, Engines, Flow (Dynamics), Flow visualization, Guide vanes
Proceedings Papers

Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade

Yangwei Liu, Weibo Zhong, Yumeng Tang
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A029, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129534
https://doi.org/10.1115/GT2024-129534
View Paper titled, Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow (Dynamics), Separation (Technology), Unsteady flow
Proceedings Papers

Aerodynamic Shape Optimization of a Stator

Payam Dehpanah, C. J. Doolittle, Carsten Fuetterer, Mattia Brenner
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125897
https://doi.org/10.1115/GT2024-125897
View Paper titled, Aerodynamic Shape Optimization of a Stator
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Topics: Shape optimization, Stators, Design, Geometry, Optimization, Flow (Dynamics), Pressure, Boundary-value problems, Compressible flow, Compressors
Proceedings Papers

Efficient Quantification of Aerodynamic Performance Uncertainty due to Geometric Variability Using an Adjoint Method

Qian Zhang, Shenren Xu, Dejun Meng, Dingxi Wang, Xiuquan Huang
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127703
https://doi.org/10.1115/GT2024-127703
View Paper titled, Efficient Quantification of Aerodynamic Performance Uncertainty due to Geometric Variability Using an Adjoint Method
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Topics: Uncertainty, Uncertainty quantification, Computational fluid dynamics, Blades, Dimensions, Vortices, Clearances (Engineering), Compressors, 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
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
Publisher: American Society of Mechanical Engineers
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
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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
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
Publisher: American Society of Mechanical Engineers
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
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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

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
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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

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
Publisher: American Society of Mechanical Engineers
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
Publisher: American Society of Mechanical Engineers
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
Publisher: American Society of Mechanical Engineers
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
Publisher: American Society of Mechanical Engineers
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

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
Publisher: American Society of Mechanical Engineers
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
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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
Publisher: American Society of Mechanical Engineers
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

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
Publisher: American Society of Mechanical Engineers
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