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Proceedings Papers

Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade

Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A020, June 13–17, 2022

Paper No: GT2022-82205

DOI: https://doi.org/10.1115/GT2022-82205

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Topics: High pressure (Physics), Pressure, Turbine blades, Boundary layers, Waves, Blades, Fluctuations (Physics), Suction, Large eddy simulation, Principal component analysis

Proceedings Papers

Vortex Unsteadiness in the Endwall Region of a High-Lift Low-Pressure Turbine Passage

Christopher R. Marks, Nathan Fletcher, Rolf Sondergaard

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A003, June 13–17, 2022

Paper No: GT2022-79335

DOI: https://doi.org/10.1115/GT2022-79335

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Topics: Pressure, Turbines, Vortices, Flow (Dynamics), Junctions, Blades, Cascades (Fluid dynamics), Fluctuations (Physics), Suction, Heat transfer

Proceedings Papers

Large Eddy Simulation of Turbulent Flow Through a Compressor Cascade

Syed Anjum Haider Rizvi, Joseph Mathew

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A040, June 13–17, 2022

Paper No: GT2022-83081

DOI: https://doi.org/10.1115/GT2022-83081

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Topics: Cascades (Fluid dynamics), Compressors, Large eddy simulation, Turbulence, Blades, Separation (Technology), Chords (Trusses), Suction, Airfoils, Boundary layers

Proceedings Papers

A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows

Pierre Bénez, Ghislain Lartigue, Vincent Moureau, Guillaume Ribert, Marine Robin

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A009, June 13–17, 2022

Paper No: GT2022-80476

DOI: https://doi.org/10.1115/GT2022-80476

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Topics: Acoustics, Flow (Dynamics), Large eddy simulation, Pressure, Simulation, Algorithms, Entropy, Fluctuations (Physics), Internal flow, Navier-Stokes equations

Proceedings Papers

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm

Nikhil Balasubramanian, Driek Rouwenhorst, Jakob Hermann

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A001, June 13–17, 2022

Paper No: GT2022-80650

DOI: https://doi.org/10.1115/GT2022-80650

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Topics: Algorithms, Filters, Modeling, Dynamics (Mechanics), Noise (Sound), Combustion, Kalman filters, Combustion chambers, Damping, Gas turbines

Proceedings Papers

Real Time Precursor Calculation for the Early Detection of Combustion Instabilities

R. Meloni, N. Giannini

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A006, June 13–17, 2022

Paper No: GT2022-81310

DOI: https://doi.org/10.1115/GT2022-81310

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Topics: Combustion, Algorithms, Combustion chambers, Engines, Gas turbines, Pressure, Signals, Acoustics, Control systems, Emissions

Proceedings Papers

Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve

Stefan Wallat, Christian Musch, Dieter Brillert

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A007, June 13–17, 2022

Paper No: GT2022-80688

DOI: https://doi.org/10.1115/GT2022-80688

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Topics: Generators, Steam turbines, Valves, Vortices, Acoustics, Excitation, Cavities, Flow (Dynamics), Diffusers, Pressure

Proceedings Papers

Analysis of Turbulent Effects in a Low-Pressure Model Steam Turbine Operating Under Various Operating Conditions Using Detached Eddy Simulation

Ilgit Ercan, Damian M. Vogt

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A006, June 13–17, 2022

Paper No: GT2022-80523

DOI: https://doi.org/10.1115/GT2022-80523

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Topics: Eddies (Fluid dynamics), Pressure, Simulation, Steam turbines, Turbulence, Flow (Dynamics), Unsteady flow, Annulus, Arches, Blades

Proceedings Papers

Computation of Intrinsic Instability and Sound Generation From Autoignition Fronts

Harish Subramanian Gopalakrishnan, Andrea Gruber, Jonas Moeck

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A022, June 13–17, 2022

Paper No: GT2022-82480

DOI: https://doi.org/10.1115/GT2022-82480

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Topics: Computation, Combustion chambers, Flames, Oscillations, Acoustics, Ignition, Combustion, Heat, Carbon, Emissions

Proceedings Papers

Experimental and Numerical Characterization of the Self-Excited Dynamics Behavior of a Technically Premixed Burner

R. Meloni, S. Gori, G. Riccio, N. Chiarizia, D. Pampaloni, A. Andreini

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A013, June 13–17, 2022

Paper No: GT2022-82248

DOI: https://doi.org/10.1115/GT2022-82248

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Topics: Acoustics, Computational fluid dynamics, Computer simulation, Design, Dynamics (Mechanics), Flames, Fluctuations (Physics), Gas turbines, Large eddy simulation, Limit cycles

Proceedings Papers

Modeling of Flashback With Different Blends of CH4 and H2 by Using Finite Rate Chemistry With Large Eddy Simulation

Ishan Verma, Rakesh Yadav, Naseem Ansari, Stefano Orsino, Shaoping Li, Pravin Nakod

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A026, June 13–17, 2022

Paper No: GT2022-82601

DOI: https://doi.org/10.1115/GT2022-82601

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Topics: Chemistry, Combustion, Hydrogen, Large eddy simulation, Methane, Modeling, Combustion chambers, Engineering simulation, Simulation, Boundary layers

Proceedings Papers

Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames

Samuel Wiseman, Andrea Gruber, James R. Dawson

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A049, June 13–17, 2022

Paper No: GT2022-83298

DOI: https://doi.org/10.1115/GT2022-83298

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Topics: Flames, Hydrogen, Nitrogen, Transfer functions, Turbulence, Methane, Gas turbines, Fuels, Chemiluminescence, Collapse

Proceedings Papers

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gerrit Heilmann, Tong Liu, Pedro Romero Vega, Thomas Sattelmayer

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A029, June 13–17, 2022

Paper No: GT2022-82637

DOI: https://doi.org/10.1115/GT2022-82637

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Topics: Computation, Entropy, Stability, Flames, Acoustics, Frequency response, Combustion chambers, Flow (Dynamics), Fluctuations (Physics), Heat

Proceedings Papers

Gas Turbine Combined Cycle Range Enhancer - Part 1: Cyber-Physical Setup

Tommaso Reboli, Marco Ferrando, Luca Mantelli, Lorenzo Gini, Alessandro Sorce, Jose Garcia, Rafael Guedez

Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A022, June 13–17, 2022

Paper No: GT2022-82494

DOI: https://doi.org/10.1115/GT2022-82494

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Topics: Combined cycles, Gas turbines, Control equipment, Control systems, Cycles, Dynamic models, Energy generation, Energy management, Energy sustainability, Flow (Dynamics)

Proceedings Papers

Effect of Vane/Blade Interaction for a Cooled Turbine Blade — Part II: Unsteady Pressure and Heat Transfer Distributions

Spencer Sperling, Louis Christensen, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A002, June 13–17, 2022

Paper No: GT2022-78272

DOI: https://doi.org/10.1115/GT2022-78272

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Topics: Blades, Heat transfer, Pressure, Turbine blades, Cooling, Suction, Film cooling, Flow (Dynamics), Fluctuations (Physics), Airfoils

Proceedings Papers

LES-CHT for a Rotating Cavity with Axial Throughflow

Tom Hickling, Li He

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A014, June 13–17, 2022

Paper No: GT2022-82982

DOI: https://doi.org/10.1115/GT2022-82982

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Topics: Cavities, Disks, Flow (Dynamics), Fluids, Heat transfer, Temperature, Electrical conductivity, Heating, Thermal conductivity, Aerodynamics

Proceedings Papers

Efficient Forced Response Analysis for Asymmetric Vane Spacing

Benedict Geihe, Christian Frey, Graham Ashcroft

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, V08AT21A022, June 13–17, 2022

Paper No: GT2022-82983

DOI: https://doi.org/10.1115/GT2022-82983

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Topics: Blades, Engineering simulation, Engines, Excitation, Fluctuations (Physics), Fourier transforms, Inflow, Rotors, Simulation, Turbines

Proceedings Papers

Effect of Bristle Diameter on Operational Modal Assessment and Seating Load of Brush Seals

Ertuğrul Tolga Duran

Paper No: GT2022-78289

DOI: https://doi.org/10.1115/GT2022-78289

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Topics: Stress, Turbines, Engineering simulation, Simulation, Stability, Durability, Finite element analysis, Pressure, Clearances (Engineering), Design

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

Paper No: GT2022-84357

DOI: https://doi.org/10.1115/GT2022-84357

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Topics: Flames, Pressure, Swirling flow, Time series, Transfer functions, Optimization, Combustion, Turbulence, Acoustics, Combustion chambers

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

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Topics: Convection, Entropy, Modeling, Turbulence, Waves, Flow (Dynamics), Shear (Mechanics), Ducts, Fluctuations (Physics), Combustion chambers

2 3 4 5

NARROW

Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade

Vortex Unsteadiness in the Endwall Region of a High-Lift Low-Pressure Turbine Passage

Large Eddy Simulation of Turbulent Flow Through a Compressor Cascade

A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm

Real Time Precursor Calculation for the Early Detection of Combustion Instabilities

Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve

Analysis of Turbulent Effects in a Low-Pressure Model Steam Turbine Operating Under Various Operating Conditions Using Detached Eddy Simulation

Computation of Intrinsic Instability and Sound Generation From Autoignition Fronts

Experimental and Numerical Characterization of the Self-Excited Dynamics Behavior of a Technically Premixed Burner

Modeling of Flashback With Different Blends of CH4 and H2 by Using Finite Rate Chemistry With Large Eddy Simulation

Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gas Turbine Combined Cycle Range Enhancer - Part 1: Cyber-Physical Setup

Effect of Vane/Blade Interaction for a Cooled Turbine Blade — Part II: Unsteady Pressure and Heat Transfer Distributions

LES-CHT for a Rotating Cavity with Axial Throughflow

Efficient Forced Response Analysis for Asymmetric Vane Spacing

Effect of Bristle Diameter on Operational Modal Assessment and Seating Load of Brush Seals

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

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

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