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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

Performance Simulation of Roughness Induced Module Variations of a Jet Propulsion by Using Pseudo Bond Graph Theory

Jan Göing, Christoph Bode, Jens Friedrichs, Hendrik Seehausen, Florian Herbst, Joerg R. Seume

Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A014, September 21–25, 2020

Paper No: GT2020-14456

DOI: https://doi.org/10.1115/GT2020-14456

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Topics: Jet propulsion, Simulation, Surface roughness, Transients (Dynamics), Computational fluid dynamics, Engines, Jet engines, Blades, Compressors, Differential equations

Proceedings Papers

Analytical Model for the Heat Transfer in Impingement Cooled Spur Gears

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

Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A023, September 21–25, 2020

Paper No: GT2020-14760

DOI: https://doi.org/10.1115/GT2020-14760

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Topics: Heat transfer, Spur gears, Gear teeth, Gear trains, Heat, Impingement cooling, Jet engines, Pressure, Turbines, Turbofans

Proceedings Papers

Effect of Different Fuels on Combustion Instabilities in an Annular Combustor

Preethi Rajendram Soundararajan, Guillaume Vignat, Daniel Durox, Antoine Renaud, Sébastien Candel

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A046, September 21–25, 2020

Paper No: GT2020-16092

DOI: https://doi.org/10.1115/GT2020-16092

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Topics: Combustion, Combustion chambers, Fuels, Sprays, Fluctuations (Physics), Heptane, Ejectors, Flames, Heat, Jet engines

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

Proceedings Papers

Heat Transfer Performance of Internal Cooling Turbine Blades Using Cutted-Root Rib Design

Cong-Truong Dinh, Tai-Duy Vu, Tan-Hung Dinh, Phi-Minh Nguyen

Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A024, September 21–25, 2020

Paper No: GT2020-15389

DOI: https://doi.org/10.1115/GT2020-15389

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Topics: Cooling, Design, Heat transfer, Turbine blades, Temperature, Computational fluid dynamics, Flow (Dynamics), Fluid dynamics, Gas turbines, Geometry

Proceedings Papers

The Effect of Blade Count on Body Force Model Performance for Axial Fans

Palak Saini, Jeff Defoe

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A052, September 21–25, 2020

Paper No: GT2020-16176

DOI: https://doi.org/10.1115/GT2020-16176

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Topics: Blades, Fans, Cooling, Flow (Dynamics), Inflow, Turbomachinery, Aircraft engines, Computer simulation, Jet engines, Kinetic energy

Proceedings Papers

Adjoint-Based Optimization of a Modern Jet-Engine Fan Blade

Andrea Giugno, Shahrokh Shahpar, Alberto Traverso

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A026, September 21–25, 2020

Paper No: GT2020-16038

DOI: https://doi.org/10.1115/GT2020-16038

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Topics: Blades, Design, Jet engines, Optimization

Proceedings Papers

Fatigue Characterization of SiC/SiC Ceramic Matrix Composites in Combustion Environment

Ragav P. Panakarajupally, Joseph Elrassi, K. Manigandan, Gregory N. Morscher

Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A006, September 21–25, 2020

Paper No: GT2020-15521

DOI: https://doi.org/10.1115/GT2020-15521

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Topics: Combustion, Composite materials, Fatigue, Silicon carbide ceramics, Furnaces, Stress, Temperature, Ceramic matrix composites, Cycles, Damage

Proceedings Papers

Application of Immersed Boundary Method on Instrumented Turbine Blade With LES

Bryn N. Ubald, Rob Watson, Jiahuan Cui, Paul Tucker, Shahrokh Shahpar

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A028, September 21–25, 2020

Paper No: GT2020-15423

DOI: https://doi.org/10.1115/GT2020-15423

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Topics: Turbine blades, Probes, Blades, Instrumentation, Pressure, Anisotropy, Compressors, Engineering simulation, Engineers, Flow (Dynamics)

Proceedings Papers

A Numerical Study on the Effects of Acoustic Forcing on Fuel Spray Dynamics in Gas Turbines

Nicholas C. W. Treleaven, Andrew Garmory, Gary J. Page

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A009, September 21–25, 2020

Paper No: GT2020-14238

DOI: https://doi.org/10.1115/GT2020-14238

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Topics: Acoustics, Dynamics (Mechanics), Fuels, Gas turbines, Sprays, Drops, Ejectors, Fluctuations (Physics), Principal component analysis, Aircraft engines

Proceedings Papers

Experimental Two-Phase Flow Analysis Inside a Laboratory Scale Jet-Engine Combustion Chamber Using PIV

Thomas von Langenthal, Nikolaos Zarzalis, Alexandra Loukou

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A024, September 21–25, 2020

Paper No: GT2020-14476

DOI: https://doi.org/10.1115/GT2020-14476

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Topics: Combustion chambers, Jet engines, Two-phase flow, Drops, Flow (Dynamics), Particulate matter, Errors, Air flow, Aircraft engines, Combustion

2 3 4 5

NARROW

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

Performance Simulation of Roughness Induced Module Variations of a Jet Propulsion by Using Pseudo Bond Graph Theory

Analytical Model for the Heat Transfer in Impingement Cooled Spur Gears

Effect of Different Fuels on Combustion Instabilities in an Annular Combustor

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

Heat Transfer Performance of Internal Cooling Turbine Blades Using Cutted-Root Rib Design

The Effect of Blade Count on Body Force Model Performance for Axial Fans

Adjoint-Based Optimization of a Modern Jet-Engine Fan Blade

Fatigue Characterization of SiC/SiC Ceramic Matrix Composites in Combustion Environment

Application of Immersed Boundary Method on Instrumented Turbine Blade With LES

A Numerical Study on the Effects of Acoustic Forcing on Fuel Spray Dynamics in Gas Turbines

Experimental Two-Phase Flow Analysis Inside a Laboratory Scale Jet-Engine Combustion Chamber Using PIV

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