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Proceedings Papers

DMD Analysis of Radial Turbomachinery

Alexander Ludewig, Gunther Brenner, Kathrin Skinder

Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A014, June 13–17, 2022

Paper No: GT2022-82953

DOI: https://doi.org/10.1115/GT2022-82953

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Topics: Computational fluid dynamics, Excitation, Flow (Dynamics), Turbomachinery

Proceedings Papers

Impact of Upstream and Downstream Excitation and Multi-Row Interaction on the Mistuned Forced Response Behavior of an Embedded Compressor Rotor: Higher-Order Mode Aeromechanics

Shreyas Hegde, Laith Zori, Rubens Campregher, Robert Kielb

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A002, June 13–17, 2022

Paper No: GT2022-78033

DOI: https://doi.org/10.1115/GT2022-78033

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Topics: Compressors, Computational fluid dynamics, Excitation, Rotors

Proceedings Papers

Application of the Harmonic Balance Method for Large Spread Multiple Frequency Scales

Thomas Biesinger, Maximilian Kölzer, Alexander Schukmann, Harald Roclawski, Marc Kainz, Philippe Godin, Juan Carlos Morales, Laith Zori

Paper No: GT2022-79393

DOI: https://doi.org/10.1115/GT2022-79393

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Topics: Algorithms, Computation, Computational fluid dynamics, Excitation, Flow (Dynamics), Machinery, Modeling, Optimization, Piston engines, Pressure

Proceedings Papers

Interface Reduction in an Equivalent Linearization Algorithm for Nonlinearly Coupled Systems Under Random Excitation

Alwin Förster, Lars Panning-von Scheidt

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A001, June 13–17, 2022

Paper No: GT2022-78367

DOI: https://doi.org/10.1115/GT2022-78367

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Topics: Algorithms, Approximation, Couplings, Degrees of freedom, Disks, Dynamics (Mechanics), Excitation, Manufacturing, Polynomials, Random excitation

Proceedings Papers

Development of an Acoustic Excitation Test Bench to Support the Validation of Bladed Disks

Jérôme Ligot, Sophie Denis, Sébastien Hoffait, Jean de Cazenove, Jean-Claude Golinval

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A012, June 13–17, 2022

Paper No: GT2022-81933

DOI: https://doi.org/10.1115/GT2022-81933

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Topics: Acoustics, Disks, Excitation, Blades, Calibration, Computer software, Engines, Hardware, Laser Doppler vibrometers, Measurement systems

Proceedings Papers

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Alex A. Kaszynski

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A029, June 13–17, 2022

Paper No: GT2022-83204

DOI: https://doi.org/10.1115/GT2022-83204

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Topics: Excitation, Rotors, Traveling waves, Blades, Spectral energy distribution, Testing, Damping, Excitation systems, Fast Fourier transforms, Fittings

Proceedings Papers

Dynamic Characteristics of Rotor-SFD-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method

Bo Zhang, Xi Chen, Fengguang Xiang, Xiaohua Gan, Guangming Ren

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A011, June 13–17, 2022

Paper No: GT2022-82536

DOI: https://doi.org/10.1115/GT2022-82536

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Topics: Dampers, Excitation, Rotors, Steady state

Proceedings Papers

Experimental Modal Analysis of a Full-Scale Rotating Fan

Corentin Jorajuria, Claude Gibert, Fabrice Thouverez, Cécile Esteves

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A021, June 13–17, 2022

Paper No: GT2022-82540

DOI: https://doi.org/10.1115/GT2022-82540

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Topics: Modal analysis, Piezoelectric actuators, Testing, Vacuum, Excitation, Frequency response, Aeronautics, Composite materials, Damping, Density

Proceedings Papers

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Joerg R. Seume, Lukas Schwerdt, Lars Panning von-Scheidt, Jörg Wallaschek, Ricarda Berger, Raimund Rolfes

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A007, June 13–17, 2022

Paper No: GT2022-81090

DOI: https://doi.org/10.1115/GT2022-81090

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Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation

Proceedings Papers

On the Dynamic Response of a Two-Degree-of-Freedom System With Dry Friction and Elastic Stop

Liming Jiang, Zhimin Su, Jie Hong, Yanhong Ma

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A024, June 13–17, 2022

Paper No: GT2022-82779

DOI: https://doi.org/10.1115/GT2022-82779

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Topics: Dry friction, Dynamic response, Friction, Stability, Bifurcation, Excitation, Collisions (Physics), Cycles, Dampers, Design

Proceedings Papers

Non-Linear Damper-Blade Coupling Calculations Reduced to Essentials

Chiara Gastaldi, Muzio M. Gola

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A026, June 13–17, 2022

Paper No: GT2022-82830

DOI: https://doi.org/10.1115/GT2022-82830

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Topics: Blades, Dampers, Airfoils, Cycles, Finite element model, Rotation, Bending (Stress), Construction, Damping, Design

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

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Topics: Flow (Dynamics), Turbines, Ducts, Engines, Design, Pressure, Rotors, Blades, Cavities, Probes

Proceedings Papers

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A013, June 13–17, 2022

Paper No: GT2022-82452

DOI: https://doi.org/10.1115/GT2022-82452

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Topics: Computer simulation, Engines, Excitation, Nozzles, Turbines, Turbochargers, High cycle fatigue, Blades, Combustion, Contamination

Proceedings Papers

Predictions of Falling Wavy Films Based on the Depth Averaged Thin Film Model and Its Application to Aeroengine Bearing Chamber

K. Singh, A. Nicoli, R. Jefferson-Loveday, S. Ambrose, P. Paleo Cageao, K. Johnson, S. Mouvanal, J. Cao, A. Jacobs

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A001, June 13–17, 2022

Paper No: GT2022-78010

DOI: https://doi.org/10.1115/GT2022-78010

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Topics: Bearings, Thin films, Engineering simulation, Simulation, Flow (Dynamics), Excitation, Film thickness, Momentum, Physics, Robustness

Proceedings Papers

Unsteady Analysis of Aeroengine Intake Distortion Mechanisms: Vortex Dynamics in Crosswind Conditions

Anirudh Narayan Rao, Prathiban Sureshkumar, Sina Stapelfeldt, Bharat Lad, Kuen-Bae Lee, Ricardo Puente Rico

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A016, June 13–17, 2022

Paper No: GT2022-81805

DOI: https://doi.org/10.1115/GT2022-81805

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Topics: Dynamics (Mechanics), Vortices, Aircraft engines, Computer simulation, Excitation, Trajectories (Physics)

Proceedings Papers

An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage

Nina Paulitsch, Fabrice Giuliani, Andrea Hofer, Johannes Hofer, Lukas Andracher

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A006, June 13–17, 2022

Paper No: GT2022-80886

DOI: https://doi.org/10.1115/GT2022-80886

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Topics: Acoustics, Carbon, Combustion, Fuels, Hydrogen, Flames, Actuators, Pollution, Turbulence, Climate change

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

Dynamic Response of Stratified Flames to Acoustic Excitation in a Multi-Swirler Model Combustor

Weijie Liu, Ming Jin, Bing Ge, Ranran Xue, He Su, Shusheng Zang

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A035, June 13–17, 2022

Paper No: GT2022-82871

DOI: https://doi.org/10.1115/GT2022-82871

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Topics: Acoustics, Combustion chambers, Dynamic response, Excitation, Flames, Flow (Dynamics), Principal component analysis, Swirling flow, Transfer functions

Proceedings Papers

Flame Response of a Lean Premixed Swirl Flame to High Frequency Azimuthal Forcing

Tobias O. Mangold, Alessandro Orchini, Christian Oliver Paschereit, Jonas P. Moeck, Myles D. Bohon

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A057, June 13–17, 2022

Paper No: GT2022-84211

DOI: https://doi.org/10.1115/GT2022-84211

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Topics: Flames, Acoustics, Excitation, Wavelength, Chemiluminescence, Combustion chambers, Longitudinal waves, Turbulence, Waves

Proceedings Papers

Dynamic Seal Test Rig: O-Ring Leakage and Sliding Friction Measurements

Thomas Kerr, Jordan Nielson

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, V08AT22A011, June 13–17, 2022

Paper No: GT2022-82221

DOI: https://doi.org/10.1115/GT2022-82221

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Topics: Leakage, Seals, Sliding friction, Sealing (Process), Friction, Machinery, Pistons, Bellows (Equipment), Carbon, Carbon dioxide

NARROW

DMD Analysis of Radial Turbomachinery

Impact of Upstream and Downstream Excitation and Multi-Row Interaction on the Mistuned Forced Response Behavior of an Embedded Compressor Rotor: Higher-Order Mode Aeromechanics

Application of the Harmonic Balance Method for Large Spread Multiple Frequency Scales

Interface Reduction in an Equivalent Linearization Algorithm for Nonlinearly Coupled Systems Under Random Excitation

Development of an Acoustic Excitation Test Bench to Support the Validation of Bladed Disks

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Dynamic Characteristics of Rotor-SFD-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method

Experimental Modal Analysis of a Full-Scale Rotating Fan

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

On the Dynamic Response of a Two-Degree-of-Freedom System With Dry Friction and Elastic Stop

Non-Linear Damper-Blade Coupling Calculations Reduced to Essentials

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

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Predictions of Falling Wavy Films Based on the Depth Averaged Thin Film Model and Its Application to Aeroengine Bearing Chamber

Unsteady Analysis of Aeroengine Intake Distortion Mechanisms: Vortex Dynamics in Crosswind Conditions

An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage

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

Dynamic Response of Stratified Flames to Acoustic Excitation in a Multi-Swirler Model Combustor

Flame Response of a Lean Premixed Swirl Flame to High Frequency Azimuthal Forcing

Dynamic Seal Test Rig: O-Ring Leakage and Sliding Friction Measurements

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