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Proceedings Papers

Comparison of Subspace Identification Methods for Modal Estimation of Bladed Disks

Corentin Jorajuria, Cécile Esteves, Claude Gibert, Fabrice Thouverez
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A035, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103657
https://doi.org/10.1115/GT2023-103657
View Paper titled, Comparison of Subspace Identification Methods for Modal Estimation of Bladed Disks
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Topics: Aeronautics, Bladed disks, Engines, Testing, Turbojets, Uncertainty
Proceedings Papers

An Educated Guess - Predicting Turbomachinery Efficiencies of Aero Engines During Conceptual Design

Jannik Häßy, Martin Bolemant, Richard-Gregor Becker
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A033, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103638
https://doi.org/10.1115/GT2023-103638
View Paper titled, An Educated Guess - Predicting Turbomachinery Efficiencies of Aero Engines During Conceptual Design
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Topics: Aircraft engines, Conceptual design, Engines, Turbomachinery, Design, Turbines, Databases, Analytical methods, Aviation, Axial flow
Proceedings Papers

Assessing Transfer Matrix Models and Measurements Using Acoustic Energy Conservation Principles

Véranika Latour, Preethi Rajendram Soundararajan, Daniel Durox, Antoine Renaud, Sébastien Candel
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A046, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102035
https://doi.org/10.1115/GT2023-102035
View Paper titled, Assessing Transfer Matrix Models and Measurements Using Acoustic Energy Conservation Principles
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Topics: Acoustics, Dynamics (Mechanics), Ejectors, Energy conservation, Modeling, Combustion, Ducts, Electromagnetic scattering, Energy dissipation, Flow (Dynamics)
Proceedings Papers

Experimental Evaluation of Phi-Scaling Validity for Local Temperature Predictions of Turbine Components Under Real Engine Conditions

Thomas Wimmer, York Mick
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102200
https://doi.org/10.1115/GT2023-102200
View Paper titled, Experimental Evaluation of Phi-Scaling Validity for Local Temperature Predictions of Turbine Components Under Real Engine Conditions
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Topics: Engines, Temperature, Turbine components, Metals, Uncertainty, Gas turbines, Sensors, Signals, Steady state, Testing
Proceedings Papers

Centrifugal Compressor Polytropic Performance Evaluation: Taher-Evans Methods

Matt Taher, B. F. Evans
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T19A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104213
https://doi.org/10.1115/GT2023-104213
View Paper titled, Centrifugal Compressor Polytropic Performance Evaluation: Taher-Evans Methods
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Topics: Compressors, Performance evaluation, Compression, Polynomials, Certainty, Energy dissipation, Enthalpy, Entropy, Equations of state, Numerical analysis
Proceedings Papers

Leakage and Rotordynamic Force Coefficients of a Labyrinth Seal and a Pocket Damper Seal Operating With Wet Gas

Jose Torres, Luis San Andrés
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100555
https://doi.org/10.1115/GT2023-100555
View Paper titled, Leakage and Rotordynamic Force Coefficients of a Labyrinth Seal and a Pocket Damper Seal Operating With Wet Gas
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Topics: Dampers, Leakage, Clearances (Engineering), Damping, Uncertainty, Cavities, Compressors, Design, Engineers, Errors
Proceedings Papers

Experimental Validation of a Seal Flutter Model

Roque Corral, Michele Greco
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102600
https://doi.org/10.1115/GT2023-102600
View Paper titled, Experimental Validation of a Seal Flutter Model
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Topics: Flutter (Aerodynamics), Engineering simulation, Pressure, Simulation, Cavities, Centrifugal force, Clearances (Engineering), Computer simulation, Deformation, Flow (Dynamics)
Proceedings Papers

A Piston Theory-Based Aeroelastic Stability Prediction Toolbox for Radial Turbomachinery

Vincent Iskandar, David W. Fellows, Daniel J. Bodony, Sang-Guk Kang, Aaron J. Pope, Chol-Bum Kweon
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102051
https://doi.org/10.1115/GT2023-102051
View Paper titled, A Piston Theory-Based Aeroelastic Stability Prediction Toolbox for Radial Turbomachinery
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Topics: Computational fluid dynamics, Interpolation, Pistons, Stability, Turbochargers, Turbomachinery, Vibration, Graphical user interfaces, Blades, Fluids
Proceedings Papers

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions

Michael Bergmann, Christian Morsbach, Björn F. Klose, Graham Ashcroft, Edmund Kügeler
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101623
https://doi.org/10.1115/GT2023-101623
View Paper titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbomachinery, Wakes, Cascades (Fluid dynamics), Computer simulation, Engineering simulation, Simulation, Computational fluid dynamics, Convection
Proceedings Papers

Bayesian Information Fusion for Gas Turbines Diagnostics and Prognostics

Valentina Zaccaria, Amare D. Fentaye, Konstantinos Kyprianidis
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103171
https://doi.org/10.1115/GT2023-103171
View Paper titled, Bayesian Information Fusion for Gas Turbines Diagnostics and Prognostics
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Topics: Filters, Gas turbines, Particulate matter, Uncertainty, Bayesian network, Maintenance, Condition monitoring, Engines, Errors, Machinery
Proceedings Papers

A Methodology to Quantify Product Competitiveness and Innovation Requirements for Micro Gas Turbine Systems in Hydrogen Backup Applications

Giuseppe Tilocca, David Sánchez, Miguel Torres-García, Antonio Escamilla-Perejón, Simon Minett
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102606
https://doi.org/10.1115/GT2023-102606
View Paper titled, A Methodology to Quantify Product Competitiveness and Innovation Requirements for Micro Gas Turbine Systems in Hydrogen Backup Applications
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Topics: Hydrogen, Innovation, Micro gas turbines, Economics , Fuel cells, Heat, Accounting, Acoustic emissions, Emergency power, Internal combustion engines
Proceedings Papers

Case Study of Compressor Blade Tip Clearance and Implications to Operational Flexibility of an Industrial Gas Turbine

Timothy Bullard, Marc Paskin, Greg Vogel, Nathaniel Smith
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T08A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103694
https://doi.org/10.1115/GT2023-103694
View Paper titled, Case Study of Compressor Blade Tip Clearance and Implications to Operational Flexibility of an Industrial Gas Turbine
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Topics: Blades, Clearances (Engineering), Compressors, Industrial gases, Turbines, Gas turbines, Rotors, Control equipment, Cycles, Damage
Proceedings Papers

Surrogate-Based Robust Optimization of a Blade-Disk Interface

Elmira Emmrich, Matthias Voigt, Julia Maria Hörmann, Lukas Bruder, Ronald Mailach
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT25A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101522
https://doi.org/10.1115/GT2023-101522
View Paper titled, Surrogate-Based Robust Optimization of a Blade-Disk Interface
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Topics: Blades, Disks, Optimization, Design, Stress, Computer simulation, Robustness, Engines, Geometry, Jet engines
Proceedings Papers

POD-Based Surrogate Modeling Approximation for Aeroengines Nonlinear Unbalance Responses

Francesco D’Alessandro, Hugo Festjens, Gael Chevallier, Scott Cogan, Tariq Benamara, Caroline Sainvitu
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT26A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100656
https://doi.org/10.1115/GT2023-100656
View Paper titled, POD-Based Surrogate Modeling Approximation for Aeroengines Nonlinear Unbalance Responses
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Topics: Approximation, Metamodeling, Finite element model, Rotors, Calibration, Computer simulation, Damping, Design, Event history analysis, Experimental design
Proceedings Papers

Analysis of Failure Forms of Bevel Gear, Shaft and Bearing Structure System Considering Multi-Mode Damage Accumulation

Xudong Han, Jie Hong, Cheng Chen, Xueqi Chen
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT24A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103067
https://doi.org/10.1115/GT2023-103067
View Paper titled, Analysis of Failure Forms of Bevel Gear, Shaft and Bearing Structure System Considering Multi-Mode Damage Accumulation
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Topics: Bearings, Bevel gears, Damage, Failure, Failure analysis, Uncertainty
Proceedings Papers

Reduced Order Models for Bladed Disks With Contact Mistuning at Blade Root Joints

Valeria Pinto, Giuseppe Battiato, Christian Maria Firrone
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103078
https://doi.org/10.1115/GT2023-103078
View Paper titled, Reduced Order Models for Bladed Disks With Contact Mistuning at Blade Root Joints
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Topics: Bladed disks, Blades, Disks, Manufacturing, Stiffness, Vibration, Computation, Computer software, Degrees of freedom, Design
Proceedings Papers

Compressor Tip Leakage Mechanisms

James V. Taylor, Anthony M. J. Dickens, Harry Simpson
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A033, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103005
https://doi.org/10.1115/GT2023-103005
View Paper titled, Compressor Tip Leakage Mechanisms
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Topics: Compressors, Leakage, Simulation, Blades, Engineering standards, Flow (Dynamics), Geometry, Leakage flows, Modeling, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101625
https://doi.org/10.1115/GT2023-101625
View Paper titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
Open the PDF for Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges in another window
Topics: Engines, Flow (Dynamics), Gages, Heat transfer, Thin films, Temperature profiles, Nozzle guide vanes, Temperature, Combustion chambers, Heat transfer coefficients
Proceedings Papers

A Probabilistic Approach to Turbine Uncertainty

Lakshya Bhatnagar, Guillermo Paniagua, Eugene Clemens, Matthew Bloxham
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A039, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103860
https://doi.org/10.1115/GT2023-103860
View Paper titled, A Probabilistic Approach to Turbine Uncertainty
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Topics: Turbines, Uncertainty
Proceedings Papers

A Bayesian Data Driven Multi-Fidelity Modelling Approach for Experimental Under-Sampled Flow Reconstruction

Gonçalo G. Cruz, Cedric Babin, Xavier Ottavy, Fabrizio Fontaneto
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A043, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103886
https://doi.org/10.1115/GT2023-103886
View Paper titled, A Bayesian Data Driven Multi-Fidelity Modelling Approach for Experimental Under-Sampled Flow Reconstruction
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Topics: Flow (Dynamics), Flow measurement, Modeling, Compressors, Computational fluid dynamics, Computer simulation, Databases, Errors, Instrumentation, Measurement uncertainty