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Proceedings Papers

Numerical and Experimental Investigation of Steady Flow Distortion in Drooped Turbofan Intakes

Yuhan Zhang, Xu Dong, Zhenyu Li, Dakun Sun, Xiaofeng Sun
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124697
https://doi.org/10.1115/GT2024-124697
View Paper titled, Numerical and Experimental Investigation of Steady Flow Distortion in Drooped Turbofan Intakes
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Topics: Computational fluid dynamics, Flow (Dynamics), Turbofans, Aircraft engines, Compressors, Ducts, Experimental design, Geometry, Internal flow, Pressure
Proceedings Papers

Comparative Analysis of Total Pressure Measurement Techniques in Rotating Detonation Combustors

Hongyi Wei, Tim Kayser, Eric Bach, Christian Oliver Paschereit, Myles D. Bohon
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A047, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124888
https://doi.org/10.1115/GT2024-124888
View Paper titled, Comparative Analysis of Total Pressure Measurement Techniques in Rotating Detonation Combustors
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Topics: Combustion chambers, Explosions, Pressure measurement, Probes, Pressure, Uncertainty, Calibration, Flow (Dynamics), Stress, Uncertainty analysis
Proceedings Papers

Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements

Matthew Yoko, Matthew P. Juniper
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122798
https://doi.org/10.1115/GT2024-122798
View Paper titled, Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements
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Topics: Flames, Pressure measurement, Transfer functions, Turbulence
Proceedings Papers

Application of Machine Learning Techniques in Calibration and Data Reduction of Multi-Hole Probes

Arman Mirhashemi, Paht Juangphanich, Kenji Miki
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A044, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128955
https://doi.org/10.1115/GT2024-128955
View Paper titled, Application of Machine Learning Techniques in Calibration and Data Reduction of Multi-Hole Probes
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Topics: Calibration, Machine learning, Probes, Artificial neural networks, Flow (Dynamics), Algorithms, Pressure, Pressure measurement, Surface fitting, Uncertainty
Proceedings Papers

Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed-Disks - Part I: Mach Number Effects

Alvaro Escudero, Salvador Rodríguez-Blanco, Roque Corral
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129074
https://doi.org/10.1115/GT2024-129074
View Paper titled, Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed-Disks - Part I: Mach Number Effects
Open the PDF for Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed-Disks - Part I: Mach Number Effects in another window
Topics: Bladed disks, Flutter (Aerodynamics), Limit cycles, Mach number, Oscillations, Pressure, Turbines, Damping, Vibration, Blades
Proceedings Papers

An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles

Deepanshu Singh, Paul F. Beard, David Cardwell, Vianney Staelens, Pratik Bahulekar, Mark Stokes, Simon Bather, Kam S. Chana
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122649
https://doi.org/10.1115/GT2024-122649
View Paper titled, An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles
Open the PDF for An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles in another window
Topics: Engines, High pressure (Physics), Pressure measurement, Rotors, Temperature profiles, Turbines, Stress, Aerodynamics, Computational fluid dynamics, Heat
Proceedings Papers

High-Fidelity Predictions of Aerodynamic Losses Through a Supersonic Stator Vane

Camille Matar, Xavier Gloerfelt, Paola Cinnella
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A037, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127676
https://doi.org/10.1115/GT2024-127676
View Paper titled, High-Fidelity Predictions of Aerodynamic Losses Through a Supersonic Stator Vane
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Topics: Organic Rankine cycle, Stators, Turbines, Wakes, Flow (Dynamics), Boundary layers, Cascades (Fluid dynamics), Delay differential equations, Design, Pressure
Proceedings Papers

Numerical Modelling Approach for Wet Humid Air Flows in Hydrogen E-Turbos

Adem Tosun, Christopher Fuhrer, Stephen Hughes, Damian M. Vogt
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122095
https://doi.org/10.1115/GT2024-122095
View Paper titled, Numerical Modelling Approach for Wet Humid Air Flows in Hydrogen E-Turbos
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Topics: Air flow, Condensation, Hydrogen, Modeling, Turbochargers, Wireless power transfer, Phase transitions, Flow (Dynamics), Turbines, Drops
Proceedings Papers

Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement

Taehong Kim
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103264
https://doi.org/10.1115/GT2023-103264
View Paper titled, Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement
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Topics: Aircraft, Calibration, Cavities, Clearances (Engineering), Control systems, Design, Engines, Flight, Flow (Dynamics), Fuel efficiency
Proceedings Papers

Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow

Courtney Rider, Asad Asghar, William D. E. Allan, Grant Ingram, Robert Stowe, Rogerio Pimentel
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104104
https://doi.org/10.1115/GT2023-104104
View Paper titled, Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow
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Topics: Ducts, Flow control, Subsonic flow, Separation (Technology), Computational fluid dynamics, Pressure, Diffusers, Simulation, Aerodynamics, Airfoils
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83152
https://doi.org/10.1115/GT2022-83152
View Paper titled, Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows
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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

A Study of Stall Process in an Axial Flow Compressor With Foam Metal Casing Treatment

Jia Li, Dakun Sun, Ruize Xu, Xu Dong, Xiaofeng Sun
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82828
https://doi.org/10.1115/GT2022-82828
View Paper titled, A Study of Stall Process in an Axial Flow Compressor With Foam Metal Casing Treatment
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Topics: Axial flow, Compressors, Metals, Stall inception, Flow (Dynamics), Rotors, Blades, Chords (Trusses), Design, Emissions
Proceedings Papers

Methods and Apparatus for Real-Time Clearance Assessment Using a Pressure Measurement

Taehong Kim
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A030, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83431
https://doi.org/10.1115/GT2022-83431
View Paper titled, Methods and Apparatus for Real-Time Clearance Assessment Using a Pressure Measurement
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Topics: Clearances (Engineering), Pressure, Pressure measurement
Proceedings Papers

Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion

Nicola Detomaso, Davide Laera, Paul Pouech, Florent Duchaine, Thierry Poinsot
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A037, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81366
https://doi.org/10.1115/GT2022-81366
View Paper titled, Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion
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Topics: Combustion, Combustion chambers, Large eddy simulation, Pressure, Cycles, Exhaust systems, Valves, Boundary-value problems, Dynamics (Mechanics), Flames
Proceedings Papers

The Effects of High Centrifugal Acceleration on Bluff-Body Stabilized Premixed Flames

Timothy Erdmann, Ephraim Gutmark, Andrew Caswell
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-77975
https://doi.org/10.1115/GT2022-77975
View Paper titled, The Effects of High Centrifugal Acceleration on Bluff-Body Stabilized Premixed Flames
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Topics: Flames, Ducts, Flow (Dynamics), Pressure, Reynolds number, Static stability, Wakes, Arches, Pressure measurement, Shear (Mechanics)
Proceedings Papers

From Pressure Time Series Data to Flame Transfer Functions: A Framework for Perfectly-Premixed Swirling Flames

Abdulla Ghani, Alp Albayrak
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A058, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84357
https://doi.org/10.1115/GT2022-84357
View Paper titled, From Pressure Time Series Data to Flame Transfer Functions: A Framework for Perfectly-Premixed Swirling Flames
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Topics: Flames, Pressure, Swirling flow, Time series, Transfer functions, Optimization, Combustion, Turbulence, Acoustics, Combustion chambers
Proceedings Papers

Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications

Aakeen Parikh, Gunin Singh, Chris Noon, Harminder Flora, Ricardo Martinez-Botas
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81976
https://doi.org/10.1115/GT2022-81976
View Paper titled, Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications
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Topics: Design, Torquemeters, Turbochargers, Unsteady flow, Torque, Compressors, Torque measurement, Boundary-value problems, Construction, Generators
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58876
https://doi.org/10.1115/GT2021-58876
View Paper titled, Prediction and Validation of the Transient Pressure Field in a Centrifugal Compressor With Vaned Diffuser for the Application in High Cycle Fatigue Stress Estimations
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Topics: Compressors, Diffusers, High cycle fatigue, Pressure, Stress, Transients (Dynamics), Engineering simulation, Fluctuations (Physics), Impellers, Pressure measurement
Proceedings Papers

Predicting the Amplitude of Thermoacoustic Instability Using Universal Scaling Behaviour

Induja Pavithran, Vishnu R. Unni, Abhishek Saha, Alan J. Varghese, R. I. Sujith, Norbert Marwan, Jürgen Kurths
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A029, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60074
https://doi.org/10.1115/GT2021-60074
View Paper titled, Predicting the Amplitude of Thermoacoustic Instability Using Universal Scaling Behaviour
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Topics: Acoustics, Combustion, Combustion chambers, Damage, Electronics, Engines, Failure, Gas turbines, Limit cycles, Oscillations
Proceedings Papers

Evaluation of Blow-Off Dynamics in Aero-Engine Combustors Using Recurrence Quantification Analysis

Ho Yin Leung, Efstathios Karlis, Yannis Hardalupas, Andrea Giusti
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A007, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59484
https://doi.org/10.1115/GT2021-59484
View Paper titled, Evaluation of Blow-Off Dynamics in Aero-Engine Combustors Using Recurrence Quantification Analysis
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Topics: Aircraft engines, Combustion chambers, Dynamics (Mechanics), Flames, Engines, Aircraft, Flight, Nonlinear dynamical systems, Pressure measurement