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Proceedings Papers

Harmonic Method for Simulating Unsteady Multispool Interactions

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A044, June 13–17, 2022

Paper No: GT2022-83460

DOI: https://doi.org/10.1115/GT2022-83460

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Topics: Blades, Boundary-value problems, Compressors, Design, Engines, Jet engines, Pressure, Simulation, Temperature, Temperature distribution

Proceedings Papers

The Validation of a Parametric Leading Edge Model for Probabilistic CFD Analyses of Post-Service Compressor Airfoils

Lukas Schlüter, Paul Voigt, Matthias Voigt, Ronald Mailach, Robin Schmidt, Mirco Rostamian, Bernd Becker

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A003, June 13–17, 2022

Paper No: GT2022-78309

DOI: https://doi.org/10.1115/GT2022-78309

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Topics: Airfoils, Compressors, Computational fluid dynamics, Shapes, Rotors, Blades, Electromagnetic scattering, Flow simulation, High pressure (Physics), Jet engines

Proceedings Papers

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Chris Keener, Kiran D’Souza

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A023, June 13–17, 2022

Paper No: GT2022-82717

DOI: https://doi.org/10.1115/GT2022-82717

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Topics: Damping, Design, Rotors, Airfoils, Disks, Gas turbines, Aviation, Dampers, Dynamics (Mechanics), Finite element model

Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022

Paper No: GT2022-82031

DOI: https://doi.org/10.1115/GT2022-82031

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Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)

Proceedings Papers

Asynchronous Communication Pattern for Reducing Simulation Time in Engine Performance Models

Charles Krouse, Brian Connolly, Emilio Gordon

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A017, June 13–17, 2022

Paper No: GT2022-81823

DOI: https://doi.org/10.1115/GT2022-81823

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Topics: Engines, Simulation, Aircraft engines, Combined cycles, Computer software, Gas turbines, Jet engines, Modeling, Propulsion, Propulsion systems

Proceedings Papers

Digital Service Twin to Assess Engine Deterioration and Remaining Part Life

Markus Klein, Stephan Staudacher, Kimon Abu-Taa, Jonas Schwengler

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A020, June 13–17, 2022

Paper No: GT2022-82113

DOI: https://doi.org/10.1115/GT2022-82113

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Topics: Engines, Databases, Flight, Cycles, Damage, Jet engines, Performance, Resolution (Optics), Sensitivity analysis, Service life (Equipment)

Proceedings Papers

An Upgraded Chemical Kinetic Mechanism for ISO-Octane Oxidation: Prediction of Polyaromatics Formation in Laminar Counterflow Diffusion Flames

Astrid Ramirez Hernandez, Trupti Kathrotia, Torsten Methling, Marina Braun-Unkhoff, Uwe Riedel

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A017, June 13–17, 2022

Paper No: GT2022-83053

DOI: https://doi.org/10.1115/GT2022-83053

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Topics: Diffusion flames, Flames, Oxidation, Ignition delay, Soot, Combustion, Gasoline, Ignition, Jet engines, Jet fuels

Proceedings Papers

Design of Annular Thermoelectric Generators System to Recover Waste Heat From Aircraft Jet Engine

Mutabe Aljaghtham

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T16A005, June 13–17, 2022

Paper No: GT2022-82087

DOI: https://doi.org/10.1115/GT2022-82087

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Topics: Aircraft, Design, Generators, Germanium, Jet engines, Silicon, Waste heat

Proceedings Papers

Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor

Justin Warner, Dino Celli, Onome Scott-Emuakpor, Tommy George, Trevor Tomlin

Paper No: GT2022-83321

DOI: https://doi.org/10.1115/GT2022-83321

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Topics: Compressors, Manufacturing, Modeling, Printing, Metals, Polymers, Steel, Aluminum, Shrinkage (Materials), Blades

Proceedings Papers

Stability of a Rotor Partially-Filled With Fluid: Test Facility and Experimental Results

Marie Kasprzyk, John Sentmanat, Adolfo Delgado

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A008, June 13–17, 2022

Paper No: GT2022-82200

DOI: https://doi.org/10.1115/GT2022-82200

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Topics: Fluids, Rotors, Stability, Test facilities, Vibration, Damping, Bearings, Dampers, Excitation, Gas turbines

Proceedings Papers

Probabilistic Approach for Optimizing Uncertainties of Input Variables to Reach a Desired Confidence Level

Andriy Prots, Matthias Voigt, Ronald Mailach, Philip Magin, Florian Danner

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A012, June 7–11, 2021

Paper No: GT2021-59442

DOI: https://doi.org/10.1115/GT2021-59442

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Topics: Uncertainty, Computational fluid dynamics, Boundary-value problems, Geometry, Compressors, Design, Jet engines, Measurement uncertainty, Sensors

Proceedings Papers

Uncertainty Quantification of a Jet Engine Performance Model Under Scarce Data Availability

Norbert Ludwig, Giulia Antinori, Marco Daub, Fabian Duddeck

Paper No: GT2021-58604

DOI: https://doi.org/10.1115/GT2021-58604

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Topics: Jet engines, Uncertainty quantification, Manufacturing, Uncertainty, Design, Flow (Dynamics), Probability, Gaussian distribution, Robustness

Proceedings Papers

Influence of Acoustically Excited Airflows on a Planar Airblast Prefilmer

Thomas Christou, Björn Stelzner, Nikolaos Zarzalis

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A022, June 7–11, 2021

Paper No: GT2021-58862

DOI: https://doi.org/10.1115/GT2021-58862

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Topics: Acoustics, Air flow, Jet engines, Sprays, Combustion chambers, Emissions, Excitation, Oscillations, Drops, Flames

Proceedings Papers

Characterization of a Newly Designed Test Bench for Investigations of Flame-Wall-Interaction

Rahand Dalshad, Tobias Sander, Michael Pfitzner

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A043, June 7–11, 2021

Paper No: GT2021-59170

DOI: https://doi.org/10.1115/GT2021-59170

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Topics: Flames, Combustion chambers, Combustion, Heat, Atmospheric pressure, Chemiluminescence, Design, Engines, Fluorescence, Heat conduction

Proceedings Papers

An Experimental Investigation Into the Impacts of Varying the Circumferential Extent of Tip-Low Total Pressure Distortion on Fan Stability

Oliver Allen, Alejandro Castillo Pardo, Cesare A. Hall

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A036, June 7–11, 2021

Paper No: GT2021-59851

DOI: https://doi.org/10.1115/GT2021-59851

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Topics: Pressure, Stability, Annulus, Rotors, Blades, Boundary layers, Diluents, Inflow, Jet engines, Pressure measurement

Proceedings Papers

Adaptive Geometry Representation of Turbine Vane Frames for Use in Optimization

Sebastian F. Riebl, Christian Wakelam, Reinhard Niehuis

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A006, June 7–11, 2021

Paper No: GT2021-58749

DOI: https://doi.org/10.1115/GT2021-58749

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Topics: Geometry, Optimization, Turbines, Blades, Design, Parametrization, Airfoils, Bearings, Computational fluid dynamics, Computer-aided design

Proceedings Papers

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Emre Ayan, Felix C. von Plehwe, Marc C. Keller, Christian Kromer, Corina Schwitzke, Hans-Jörg Bauer

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A004, June 7–11, 2021

Paper No: GT2021-58838

DOI: https://doi.org/10.1115/GT2021-58838

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Topics: Evaluation methods, Gears, Heat transfer coefficients, Heat transfer, Temperature, Thermocouples, Impingement cooling, Algorithms, Design, Gear teeth

Proceedings Papers

Building Digital Twins to Simulate Manufacturing Variation

Shahrokh Shahpar

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A049, September 21–25, 2020

Paper No: GT2020-15263

DOI: https://doi.org/10.1115/GT2020-15263

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Topics: Design, Manufacturing, Geometry, Simulation, Aircraft, Artificial intelligence, Cloud computing, Computerized tomography, Coordinate measuring machines, Engineering design

Proceedings Papers

Consideration of Simplified Structural Models for Turbine Vane Modal Analysis

Natalie S. Korpics, Reid A. Berdanier

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A038, September 21–25, 2020

Paper No: GT2020-15806

DOI: https://doi.org/10.1115/GT2020-15806

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Topics: Modal analysis, Turbines, Modeling, Blades, Design, Disks, Engineers, Engines, Failure mechanisms, Finite element analysis

Proceedings Papers

Parallel Harmonic Balance Method for Analysis of Nonlinear Dynamical Systems

J. Blahoš, A. Vizzaccaro, L. Salles, F. El Haddad

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A028, September 21–25, 2020

Paper No: GT2020-15392

DOI: https://doi.org/10.1115/GT2020-15392

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Topics: Aircraft engines, Algorithms, Blades, Computer software, Design, Jet engines, Modeling, Nonlinear dynamical systems, Solid mechanics, Vibration

NARROW

Harmonic Method for Simulating Unsteady Multispool Interactions

The Validation of a Parametric Leading Edge Model for Probabilistic CFD Analyses of Post-Service Compressor Airfoils

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Asynchronous Communication Pattern for Reducing Simulation Time in Engine Performance Models

Digital Service Twin to Assess Engine Deterioration and Remaining Part Life

An Upgraded Chemical Kinetic Mechanism for ISO-Octane Oxidation: Prediction of Polyaromatics Formation in Laminar Counterflow Diffusion Flames

Design of Annular Thermoelectric Generators System to Recover Waste Heat From Aircraft Jet Engine

Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor

Stability of a Rotor Partially-Filled With Fluid: Test Facility and Experimental Results

Probabilistic Approach for Optimizing Uncertainties of Input Variables to Reach a Desired Confidence Level

Uncertainty Quantification of a Jet Engine Performance Model Under Scarce Data Availability

Influence of Acoustically Excited Airflows on a Planar Airblast Prefilmer

Characterization of a Newly Designed Test Bench for Investigations of Flame-Wall-Interaction

An Experimental Investigation Into the Impacts of Varying the Circumferential Extent of Tip-Low Total Pressure Distortion on Fan Stability

Adaptive Geometry Representation of Turbine Vane Frames for Use in Optimization

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Building Digital Twins to Simulate Manufacturing Variation

Consideration of Simplified Structural Models for Turbine Vane Modal Analysis

Parallel Harmonic Balance Method for Analysis of Nonlinear Dynamical Systems

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