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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
View Paper titled, Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
Click here to open pdf in another window PDF for Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Influence of RANS Turbulent Inlet Set-Up on the Swirled Hot Streak Redistribution in a Simplified Nozzle Guide Vane Passage: Comparisons With Large-Eddy Simulations

Christopher Wingel, Nicolas Binder, Yannick Bousquet, Jean-François Boussuge, Nicolas Buffaz, Sébastien Le Guyader
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A002, June 13–17, 2022
Paper No: GT2022-78239
DOI: https://doi.org/10.1115/GT2022-78239
View Paper titled, Influence of RANS Turbulent Inlet Set-Up on the Swirled Hot Streak Redistribution in a Simplified Nozzle Guide Vane Passage: Comparisons With Large-Eddy Simulations
Click here to open pdf in another window PDF for Influence of RANS Turbulent Inlet Set-Up on the Swirled Hot Streak Redistribution in a Simplified Nozzle Guide Vane Passage: Comparisons With Large-Eddy Simulations
Topics: Large eddy simulation, Nozzle guide vanes, Reynolds-averaged Navier–Stokes equations, Turbulence, High pressure (Physics), Turbines, Combustion chambers, Diffusion (Physics), Temperature, Aerodynamics
Proceedings Papers

Aerodynamic Assessment of Turbine Center Frames and Turbine Vane Frames Under the Influence of Purge Flows

Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A013, June 13–17, 2022
Paper No: GT2022-82502
DOI: https://doi.org/10.1115/GT2022-82502
View Paper titled, Aerodynamic Assessment of Turbine Center Frames and Turbine Vane Frames Under the Influence of Purge Flows
Click here to open pdf in another window PDF for Aerodynamic Assessment of Turbine Center Frames and Turbine Vane Frames Under the Influence of Purge Flows
Topics: Flow (Dynamics), Turbines, Ducts, Engines, Design, Pressure, Rotors, Blades, Cavities, Probes
Proceedings Papers

The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames

Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A012, June 13–17, 2022
Paper No: GT2022-82458
DOI: https://doi.org/10.1115/GT2022-82458
View Paper titled, The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames
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Topics: Cavity flows, Flow (Dynamics), Turbines, Ducts, Engines, Boundary layers, Cavities, Probes, Rotors, Struts (Engineering)
Proceedings Papers

Experimental Investigation of an Aggressive S-Shaped Intermediate Compressor Duct

A. Kasper, T. Dygutsch, S. Grund, M. Beversdorff, S. Hakansson, E. Nicke, M. Lejon
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A011, June 13–17, 2022
Paper No: GT2022-82449
DOI: https://doi.org/10.1115/GT2022-82449
View Paper titled, Experimental Investigation of an Aggressive S-Shaped Intermediate Compressor Duct
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Topics: Compressors, Ducts, Flow (Dynamics), Inlet guide vanes, Aircraft engines, Blades, Aerospace industry, Aircraft, Airfoils, Annulus
Proceedings Papers

Numerical Investigation of a Turbine Vane Frame for Co- and Counter-Rotating Configuration

Nicolas Krajnc, Filippo Merli, Asim Hafizovic, Andreas Peters, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A004, June 13–17, 2022
Paper No: GT2022-81083
DOI: https://doi.org/10.1115/GT2022-81083
View Paper titled, Numerical Investigation of a Turbine Vane Frame for Co- and Counter-Rotating Configuration
Click here to open pdf in another window PDF for Numerical Investigation of a Turbine Vane Frame for Co- and Counter-Rotating Configuration
Topics: Turbines, Flow (Dynamics), Engines, Boundary-value problems, Aerodynamics, Architecture, Design engineering, Ducts, High pressure (Physics), Machine dynamics
Proceedings Papers

Gas Turbine Transition Duct Design Considerations

Aparna Satheesh, S. Manoharan, Sendil Soundiramourty, S. Babu
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A016, June 13–17, 2022
Paper No: GT2022-81670
DOI: https://doi.org/10.1115/GT2022-81670
View Paper titled, Gas Turbine Transition Duct Design Considerations
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Topics: Design, Ducts, Durability, Gas turbines, Maintenance
Proceedings Papers

Gas Turbine Transition Duct Gap Assessment for Unsymmetrical Thermal Boundary Conditions

Manoharan Sambandam, Simone Colantoni
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A017, June 13–17, 2022
Paper No: GT2022-81672
DOI: https://doi.org/10.1115/GT2022-81672
View Paper titled, Gas Turbine Transition Duct Gap Assessment for Unsymmetrical Thermal Boundary Conditions
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Topics: Boundary-value problems, Ducts, Gas turbines
Proceedings Papers

Crosswind Aerodynamic Analysis Using Quasi 3D Ducts

Sumit Shankar Sarvankar, Adrin Issai Arasu, Nagabhushana Rao Vadlamani
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A018, June 13–17, 2022
Paper No: GT2022-82964
DOI: https://doi.org/10.1115/GT2022-82964
View Paper titled, Crosswind Aerodynamic Analysis Using Quasi 3D Ducts
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Topics: Ducts, Plasmas (Ionized gases), Separation (Technology), Actuators, Aerodynamics, Boundary layers, Computer simulation, Design, Flow (Dynamics), Flow control
Proceedings Papers

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach

Simone Giaccherini, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A007, June 13–17, 2022
Paper No: GT2022-81984
DOI: https://doi.org/10.1115/GT2022-81984
View Paper titled, Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
Click here to open pdf in another window PDF for Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
Topics: Acoustics, Cavities, Resonance, Design, Emissions, Engineering simulation, Noise (Sound), Simulation, Absorption, Air traffic control
Proceedings Papers

Investigations of the Unsteady Aerodynamic Characteristics for Intakes at Crosswind

Tommaso Piovesan, Zhang Wenqiang, Mehdi Vahdati, Pavlos K. Zachos
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A009, June 13–17, 2022
Paper No: GT2022-82149
DOI: https://doi.org/10.1115/GT2022-82149
View Paper titled, Investigations of the Unsteady Aerodynamic Characteristics for Intakes at Crosswind
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Topics: Computational fluid dynamics, Ducts, Engineering simulation, Flow (Dynamics), Separation (Technology), Simulation, Stability, Steady state, Unsteady flow, Vibration
Proceedings Papers

On the Mode Characteristics of Rotating Instability With Different Tip Clearances

Zeyuan Yang, Lele Ming, Si Wu, Yadong Wu, Jie Tian, Hua Ouyang
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A013, June 13–17, 2022
Paper No: GT2022-82072
DOI: https://doi.org/10.1115/GT2022-82072
View Paper titled, On the Mode Characteristics of Rotating Instability With Different Tip Clearances
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Topics: Blades, Clearances (Engineering), Compressors, Design, Ducts, Flow (Dynamics), Noise (Sound), Pressure, Rotors, Shear (Mechanics)
Proceedings Papers

Extension of Fuel Flexibility for Siemens Energy SGT-300-2S Dry Low Emission Combustion System

Phill Hubbard, Jadeed Beita, Kexin Liu, Suresh Sadasivuni, Ghenadie Bulat
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A028, June 13–17, 2022
Paper No: GT2022-80895
DOI: https://doi.org/10.1115/GT2022-80895
View Paper titled, Extension of Fuel Flexibility for Siemens Energy SGT-300-2S Dry Low Emission Combustion System
Click here to open pdf in another window PDF for Extension of Fuel Flexibility for Siemens Energy SGT-300-2S Dry Low Emission Combustion System
Topics: Combustion systems, Emissions, Fuels, Combustion, Heating, Combustion chambers, Temperature, Turbines, Dynamics (Mechanics), Engines
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
Paper No: GT2022-77975
DOI: https://doi.org/10.1115/GT2022-77975
View Paper titled, The Effects of High Centrifugal Acceleration on Bluff-Body Stabilized Premixed Flames
Click here to open pdf in another window PDF for The Effects of High Centrifugal Acceleration on Bluff-Body Stabilized Premixed Flames
Topics: Flames, Ducts, Flow (Dynamics), Pressure, Reynolds number, Static stability, Wakes, Arches, Pressure measurement, Shear (Mechanics)
Proceedings Papers

Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor

T. Jeremy P. Karpowski, Federica Ferraro, Matthias Steinhausen, Sebastian Popp, Christoph M. Arndt, Christian Kraus, Henning Bockhorn, Wolfgang Meier, Christian Hasse
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A056, June 13–17, 2022
Paper No: GT2022-83810
DOI: https://doi.org/10.1115/GT2022-83810
View Paper titled, Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor
Click here to open pdf in another window PDF for Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor
Topics: Acoustics, Combustion chambers, Gas turbines, Flames, Oscillations, Cycles, Delays, Enthalpy, Heat losses, Accounting
Proceedings Papers

Modeling the Convection of Entropy Waves in Strongly Non-Parallel Turbulent Flows Using a Linearized Framework

Thomas Ludwig Kaiser, Nicolas Noiray, Quentin Male, Kilian Oberleithner
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A039, June 13–17, 2022
Paper No: GT2022-82971
DOI: https://doi.org/10.1115/GT2022-82971
View Paper titled, Modeling the Convection of Entropy Waves in Strongly Non-Parallel Turbulent Flows Using a Linearized Framework
Click here to open pdf in another window PDF for Modeling the Convection of Entropy Waves in Strongly Non-Parallel Turbulent Flows Using a Linearized Framework
Topics: Convection, Entropy, Modeling, Turbulence, Waves, Flow (Dynamics), Shear (Mechanics), Ducts, Fluctuations (Physics), Combustion chambers
Proceedings Papers

Comprehensive Analysis of a Cycloidal Rotor With Different Types of Blade Profiles

Tomasz Staśko, Mirosław Majkut, Sławomir Dykas, Krystian Smołka
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A015, June 13–17, 2022
Paper No: GT2022-82957
DOI: https://doi.org/10.1115/GT2022-82957
View Paper titled, Comprehensive Analysis of a Cycloidal Rotor With Different Types of Blade Profiles
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Topics: Blades, Rotors, HVAC equipment, Aviation, Computational fluid dynamics, Construction, Diffusers, Ducts, Flow (Dynamics), Internal flow
Proceedings Papers

Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan

Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A011, June 13–17, 2022
Paper No: GT2022-81961
DOI: https://doi.org/10.1115/GT2022-81961
View Paper titled, Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan
Click here to open pdf in another window PDF for Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan
Topics: Turbulence, Acoustics, Aircraft engines, Composite materials, Design, Ducts, Flight, Honeycomb structures, Inflow, Instrumentation
Proceedings Papers

Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft

E. Geoffrey Engelbrecht, Vasilis G. Gkoutzamanis, Christos P. Nasoulis, Anestis I. Kalfas
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A007, June 13–17, 2022
Paper No: GT2022-80894
DOI: https://doi.org/10.1115/GT2022-80894
View Paper titled, Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft
Click here to open pdf in another window PDF for Inlet Flow Distortion Dependencies for Tail Mounted Ducted Fans on Hybrid-Electric Commuter Aircraft
Topics: Aircraft, Ducts, Fans, Flow (Dynamics)
Proceedings Papers

Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan

Xuanyang Hu, Yuping Qian, Bijie Yang, Chaofan Dong, Yangjun Zhang, Weilin Zhuge
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A023, June 13–17, 2022
Paper No: GT2022-82347
DOI: https://doi.org/10.1115/GT2022-82347
View Paper titled, Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan
Click here to open pdf in another window PDF for Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan
Topics: Cooling, Design, Ducts, Machinery