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Proceedings Papers

Adjoint-Based Optimisation of Rocket Engine Turbine Blades

Bhupinder Singh Sanghera, Nitish Anand, Louis Souverein, Loïc Penin, Matteo Pini
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A013, June 7–11, 2021
Paper No: GT2021-59580
DOI: https://doi.org/10.1115/GT2021-59580
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Topics: Optimization, Rocket engines, Turbine blades, Stators, Turbines, Design, Cycles, Flow (Dynamics), Generators, Shape optimization
Proceedings Papers

Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces

Marco Gambitta, Arnold Kühhorn, Bernd Beirow, Sven Schrape
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A014, June 7–11, 2021
Paper No: GT2021-59642
DOI: https://doi.org/10.1115/GT2021-59642
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Topics: Blades, Compressors, Excitation, Manufacturing, Stators, Uncertainty, Rotors, Algorithms, Annulus, Design
Proceedings Papers

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A009, June 7–11, 2021
Paper No: GT2021-59598
DOI: https://doi.org/10.1115/GT2021-59598
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Topics: Entropy, High pressure (Physics), Swirling flow, Turbines, Waves, Combustion chambers, Stators, Rotors, Temperature, Aerodynamic flow
Proceedings Papers

Modeling of Combustor-Turbine Vane Interaction Using Stress-Blended Eddy Simulation

Ishan Verma, Samir Rida, Laith Zori, Jaydeep Basani, Benjamin Kamrath, Dustin Brandt
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A008, June 7–11, 2021
Paper No: GT2021-59344
DOI: https://doi.org/10.1115/GT2021-59344
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Topics: Combustion chambers, Eddies (Fluid dynamics), Modeling, Simulation, Stress, Turbines, Stators, Flow (Dynamics), Boundary-value problems, Computational fluid dynamics
Proceedings Papers

Analysis of the Loss Production Mechanism due to Cavity-Main Flow Interaction in a LPT Stage

D. Barsi, D. Lengani, D. Simoni, G. Venturino, F. Bertini, M. Giovannini, F. Rubechini
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A012, June 7–11, 2021
Paper No: GT2021-59932
DOI: https://doi.org/10.1115/GT2021-59932
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Topics: Cavities, Flow (Dynamics), Cavity flows, Rotors, Simulation, Pressure, Engines, Geometry, Inspection, Stators
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

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
DOI: https://doi.org/10.1115/GT2021-59058
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Topics: Airfoils, Compressors, Optimization, Stators, Flow (Dynamics), Geometry, Blades, Design, Shapes, Algorithms
Proceedings Papers

Uncertainty in High-Pressure Stator Performance Measurement in an Annular Cascade at Engine-Representative Reynolds and Mach

Lakshya Bhatnagar, Guillermo Paniagua, David G. Cuadrado, Papa Aye N. Aye-Addo, Antonio Castillo Sauca, Francisco Lozano, Matthew Bloxham
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A012, June 7–11, 2021
Paper No: GT2021-59702
DOI: https://doi.org/10.1115/GT2021-59702
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Topics: Cascades (Fluid dynamics), Engines, High pressure (Physics), Stators, Uncertainty, Turbines, Calibration, Probes, Uncertainty analysis, Valves
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
DOI: https://doi.org/10.1115/GT2021-58744
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Topics: Cascades (Fluid dynamics), Compressors, Flow control, Stators, Flow (Dynamics), Pressure, Suction, Combustion, Corners (Structural elements), Disks
Proceedings Papers

Effect of an Axially Tilted Variable Stator Vane Platform on Penny Cavity and Main Flow

Johannes Janssen, Daniel Pohl, Peter Jeschke, Alexander Halcoussis, Rainer Hain, Thomas Fuchs
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A027, June 7–11, 2021
Paper No: GT2021-59182
DOI: https://doi.org/10.1115/GT2021-59182
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Topics: Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Leakage flows, Particulate matter, Stators
Proceedings Papers

Evaluation of a Flow Measurement Probe Influence on the Flow Field in High Speed Axial Compressors

Ryosuke Seki, Satoshi Yamashita, Ryosuke Mito
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A001, June 7–11, 2021
Paper No: GT2021-01098
DOI: https://doi.org/10.1115/GT2021-01098
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Topics: Compressors, Flow (Dynamics), Flow measurement, Probes, Stators, Pressure, Rotors, Approximation, Blades, Computational fluid dynamics
Proceedings Papers

Performance of a Subsonic Compressor Airfoil With Upstream, End-Wall Injection Flow

Aaron J. Pope, Andrew Oliva, Aleksandar Jemcov, Scott C. Morris, Mark Stephens, Kenneth Clark, Lisa Brilliant
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A012, June 7–11, 2021
Paper No: GT2021-58708
DOI: https://doi.org/10.1115/GT2021-58708
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Topics: Airfoils, Compressors, Flow (Dynamics), Stators, Pressure, Cascades (Fluid dynamics), Probes, Engines, Entropy, Gas turbines
Proceedings Papers

Endwall Boundary Layer Development in a Multistage Low-Speed Compressor With Tandem Stator Vanes

Michael Hopfinger, Volker Gümmer
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A014, June 7–11, 2021
Paper No: GT2021-58742
DOI: https://doi.org/10.1115/GT2021-58742
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Topics: Boundary layers, Compressors, Stators, Flow (Dynamics), Airfoils, Design, Shear stress
Proceedings Papers

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 1: Interactions With the Primary Flow

Nitya Kamdar, Fangyuan Lou, Nicole L. Key
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A041, June 7–11, 2021
Paper No: GT2021-60103
DOI: https://doi.org/10.1115/GT2021-60103
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Topics: Cavity flows, Compressors, Flow (Dynamics), Leakage flows, Stators
Proceedings Papers

Numerical Evaluation of Losses in Shrouded and Cantilevered Stators of a Multi-Stage Axial Compressor

Ilaria De Dominicis, Sebastian Robens, Volker Gümmer
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A003, June 7–11, 2021
Paper No: GT2021-58388
DOI: https://doi.org/10.1115/GT2021-58388
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Topics: Compressors, Stators, Flow (Dynamics), Leakage, Pressure, Cavities, Computational fluid dynamics, Engineering simulation, Engineers, Entropy
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
DOI: https://doi.org/10.1115/GT2021-60233
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Topics: Axial flow, Cantilevers, Compressors, Stators, Flow (Dynamics), Momentum, Clearances (Engineering), Corners (Structural elements), Rotors, Blades
Proceedings Papers

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Nitya Kamdar, Fangyuan Lou, Nicole L. Key
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A042, June 7–11, 2021
Paper No: GT2021-60115
DOI: https://doi.org/10.1115/GT2021-60115
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Topics: Cavity flows, Compressors, Leakage flows, Stators, Wells
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
DOI: https://doi.org/10.1115/GT2021-58793
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Topics: Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Rotation, Turbulence, Coriolis force, Engineering simulation, Rotors, Simulation, Blades
Proceedings Papers

Development of Turbulent Quantities Inside an Axial Turbine Vane

Stephan Behre, Dragan Kožulović, Christian Hösgen, Peter Jeschke
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A014, June 7–11, 2021
Paper No: GT2021-60013
DOI: https://doi.org/10.1115/GT2021-60013
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Topics: Turbines, Turbulence, Stators, Kinetic energy, Wire, Algebra, Anisotropy, Axial flow, Computational fluid dynamics, Engineering simulation
Proceedings Papers

High-Fidelity Simulations of a High-Pressure Turbine Stage: Effects of Reynolds Number and Inlet Turbulence

Yaomin Zhao, Richard D. Sandberg
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A004, June 7–11, 2021
Paper No: GT2021-58995
DOI: https://doi.org/10.1115/GT2021-58995
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Topics: Engineering simulation, High pressure (Physics), Reynolds number, Simulation, Turbines, Turbulence, Rotors, Wakes, Blades, Flow (Dynamics)