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Proceedings Papers

Insights Into the Unsteady Shock Boundary Layer Interaction

A. Hergt, J. Klinner, C. Willert, S. Grund, W. Steinert

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A033, June 13–17, 2022

Paper No: GT2022-82720

DOI: https://doi.org/10.1115/GT2022-82720

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Topics: Boundary layers, Shock (Mechanics), Oscillations, Blades, Flow (Dynamics), Cascades (Fluid dynamics), Compressors, Inflow, Vibration, Mach number

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

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Topics: Leakage flows, Turbines, Flow (Dynamics), Cavities, Vortices, Leakage, Platform supply vessels, Pressure, Cascades (Fluid dynamics), Heat transfer

Proceedings Papers

The New Chapter of Transonic Compressor Cascade Design at the DLR

Edwin J. Munoz Lopez, Alexander Hergt, Sebastian Grund

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A005, June 13–17, 2022

Paper No: GT2022-80189

DOI: https://doi.org/10.1115/GT2022-80189

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Topics: Cascades (Fluid dynamics), Compressors, Design, Optimization, Blades, Wind tunnels, Transonic flow, Chain, Computational fluid dynamics, Engineering simulation

Proceedings Papers

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Hunter D. Nowak, Federico Lluesma-Rodriguez, Iman Rahbari, John P. Clark, Guillermo Paniagua

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A021, June 13–17, 2022

Paper No: GT2022-83152

DOI: https://doi.org/10.1115/GT2022-83152

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Topics: Boundary layers, Flow (Dynamics), Internal flow, Separation (Technology), Computational fluid dynamics, Energy generation, Flight, Flow control, Flow separation, Reynolds number

Proceedings Papers

Vane-Probe Interactions in Transonic Flows

A. F. M. Torre, M. Patinios, G. Lopes, L. Simonassi, S. Lavagnoli

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A015, June 13–17, 2022

Paper No: GT2022-82549

DOI: https://doi.org/10.1115/GT2022-82549

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Topics: Probes, Transonic flow

Proceedings Papers

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Thomas Carraro, Christian Frey, Björn Grüber

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, V08AT21A007, June 13–17, 2022

Paper No: GT2022-81689

DOI: https://doi.org/10.1115/GT2022-81689

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Topics: Boundary layers, Damping, Flow (Dynamics), Shock waves, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Annulus, Compressors, Flutter (Aerodynamics), High pressure (Physics)

Proceedings Papers

On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Matthias Schuff, Virginie Anne Chenaux

Paper No: GT2022-82160

DOI: https://doi.org/10.1115/GT2022-82160

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Topics: Cascades (Fluid dynamics), Compressors, Flutter (Aerodynamics), Resonance, Separation (Technology), Aerodynamics, Fluid-dynamic forces, Acoustics, Cycles, Damping

Proceedings Papers

Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model

Haiteng Ma, Wei Zeng, Siming Dai, Hongmei Jiang

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A034, June 13–17, 2022

Paper No: GT2022-82778

DOI: https://doi.org/10.1115/GT2022-82778

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Topics: Adiabatic cooling, Blades, Coolants, Film cooling, Heat transfer, Temperature, Transients (Dynamics), Transonic flow, Turbines

Proceedings Papers

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Romain Hottois, Arnaud Châtel, Grégory Coussement, Tom Verstraete, Tom De Bruyn

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A013, June 13–17, 2022

Paper No: GT2022-82218

DOI: https://doi.org/10.1115/GT2022-82218

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Topics: Pareto optimization, Turbines, Optimization, Design, Algorithms, Cascades (Fluid dynamics), Entropy, Evolutionary algorithms, Flow (Dynamics), Flow turning

Proceedings Papers

Design Optimization of Blade Tip in Subsonic and Transonic Turbine Stages - Part I: Stage Design and Preliminary Tip Optimization

P. H. Duan, L. He

Paper No: GT2022-83050

DOI: https://doi.org/10.1115/GT2022-83050

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Topics: Blades, Design, Optimization, Turbines, Flow (Dynamics), Rotors, Heat transfer, Mach number, Heat, Stress

Proceedings Papers

Determining Total Pressure Fields From Velocimetry Measurements in a Transonic Turbine Flowfield

Alexander Rusted, Stephen Lynch

Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A009, June 7–11, 2021

Paper No: GT2021-59388

DOI: https://doi.org/10.1115/GT2021-59388

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Topics: Pressure, Turbines, Temperature, Flow (Dynamics), Compressible flow, Errors, Momentum, Computational fluid dynamics, Entropy, Film cooling

Proceedings Papers

Model Validation of an Euler-Based 2D-Throughflow Approach for Multistage Axial Turbine Analysis

Sebastian Föllner, Volker Amedick, Bernhard Bonhoff, Dieter Brillert, Friedrich-Karl Benra

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A055, September 21–25, 2020

Paper No: GT2020-16229

DOI: https://doi.org/10.1115/GT2020-16229

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Topics: Flow (Dynamics), Model validation, Nozzles, Turbines, Blades, Simulation, Computation, Fluids, Flux (Metallurgy), Shock (Mechanics)

Proceedings Papers

Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

Stephan Priebe, Daniel Wilkin, II, Andy Breeze-Stringfellow, Giridhar Jothiprasad, Lawrence C. Cheung

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A005, September 21–25, 2020

Paper No: GT2020-14244

DOI: https://doi.org/10.1115/GT2020-14244

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Topics: Boundary layers, Large eddy simulation, Shock (Mechanics), Turbulence, Mach number, Airfoils, Blades, Flow (Dynamics), Flow separation, Fluid mechanics

Proceedings Papers

Dynamics of Shock Waves Interacting With Laminar Separated Transonic Turbine Flow Investigated by High-Speed Schlieren and Surface Hot-Film Sensors

Marcel Börner, Reinhard Niehuis

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A005, September 21–25, 2020

Paper No: GT2020-14386

DOI: https://doi.org/10.1115/GT2020-14386

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Topics: Dynamics (Mechanics), Flow (Dynamics), Sensors, Shock waves, Turbines, Bubbles, Separation (Technology), Boundary layers, Mach number, Suction

Proceedings Papers

Effects of Shock Wave Development on Secondary Flow Behavior in Linear Turbine Cascade at Transonic Condition

Hoshio Tsujita, Masanao Kaneko

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A027, September 21–25, 2020

Paper No: GT2020-15772

DOI: https://doi.org/10.1115/GT2020-15772

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Topics: Cascades (Fluid dynamics), Computational fluid dynamics, Flow (Dynamics), Shock waves, Transonic flow, Turbines

Proceedings Papers

Profile Loss of Ultra-Highly Loaded Turbine Cascade at Transonic Flow Condition

Hoshio Tsujita, Masanao Kaneko

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A019, June 17–21, 2019

Paper No: GT2019-91264

DOI: https://doi.org/10.1115/GT2019-91264

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Topics: Cascades (Fluid dynamics), Transonic flow, Turbines, Mach number, Turbine components, Compressible flow, Computation, Computational fluid dynamics, Energy recovery, Gas turbines

Proceedings Papers

A Deep Insight Into the Transonic Flow of an Advanced Centrifugal Compressor Design

D. Wittrock, M. Junker, M. Beversdorff, A. Peters, E. Nicke

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT44A005, June 17–21, 2019

Paper No: GT2019-90308

DOI: https://doi.org/10.1115/GT2019-90308

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Topics: Compressors, Design, Transonic flow, Inflow, Flow (Dynamics), Impellers, Blades, Lasers, Manufacturing, Numerical analysis

Proceedings Papers

CFD-Based Throughflow Analysis of Transonic Flows in Steam Turbines

Martina Ricci, Roberto Pacciani, Michele Marconcini, Paolo Macelloni, Stefano Cecchi, Claudio Bettini

Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A021, June 17–21, 2019

Paper No: GT2019-90851

DOI: https://doi.org/10.1115/GT2019-90851

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Topics: Computational fluid dynamics, Steam turbines, Transonic flow, Flow (Dynamics), Pressure, Blades, Design, Gas flow, Leakage, Rotors

Proceedings Papers

An Analytical Shock-Loss Model Fully Integrated to a Streamline Curvature Method for Axial-Flow Compressors

Hasani Azamar Aguirre, Vassilios Pachidis, Ioannis Templalexis

Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A036, June 17–21, 2019

Paper No: GT2019-91701

DOI: https://doi.org/10.1115/GT2019-91701

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Topics: Axial flow, Compressors, Shock (Mechanics), Design, Blades, Flow (Dynamics), Physics, Pressure, Compressible flow, Computational fluid dynamics

Proceedings Papers

Nonlinear Aerodynamic Damping in a Highly Loaded Vibrating Compressor Cascade

Matthias Schuff, Virginie Chenaux

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT36A020, June 17–21, 2019

Paper No: GT2019-91550

DOI: https://doi.org/10.1115/GT2019-91550

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Topics: Cascades (Fluid dynamics), Compressors, Damping, Blades, Oscillations, Transonic flow, Deflection, Engineering simulation, Shock (Mechanics), Simulation

2 3 4 5

NARROW

Insights Into the Unsteady Shock Boundary Layer Interaction

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

The New Chapter of Transonic Compressor Cascade Design at the DLR

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Vane-Probe Interactions in Transonic Flows

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Design Optimization of Blade Tip in Subsonic and Transonic Turbine Stages - Part I: Stage Design and Preliminary Tip Optimization

Determining Total Pressure Fields From Velocimetry Measurements in a Transonic Turbine Flowfield

Model Validation of an Euler-Based 2D-Throughflow Approach for Multistage Axial Turbine Analysis

Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

Dynamics of Shock Waves Interacting With Laminar Separated Transonic Turbine Flow Investigated by High-Speed Schlieren and Surface Hot-Film Sensors

Effects of Shock Wave Development on Secondary Flow Behavior in Linear Turbine Cascade at Transonic Condition

Profile Loss of Ultra-Highly Loaded Turbine Cascade at Transonic Flow Condition

A Deep Insight Into the Transonic Flow of an Advanced Centrifugal Compressor Design

CFD-Based Throughflow Analysis of Transonic Flows in Steam Turbines

An Analytical Shock-Loss Model Fully Integrated to a Streamline Curvature Method for Axial-Flow Compressors

Nonlinear Aerodynamic Damping in a Highly Loaded Vibrating Compressor Cascade

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