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Proceedings Papers

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Thomas Carraro, Christian Frey, Björn Grüber
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, V08AT21A007, June 13–17, 2022
Paper No: GT2022-81689
DOI: https://doi.org/10.1115/GT2022-81689
View Paper titled, Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance
Click here to open pdf in another window PDF for Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance
Topics: Boundary layers, Damping, Flow (Dynamics), Shock waves, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Annulus, Compressors, Flutter (Aerodynamics), High pressure (Physics)
Proceedings Papers

On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Matthias Schuff, Virginie Anne Chenaux
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, V08AT21A015, June 13–17, 2022
Paper No: GT2022-82160
DOI: https://doi.org/10.1115/GT2022-82160
View Paper titled, On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade
Click here to open pdf in another window PDF for On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade
Topics: Cascades (Fluid dynamics), Compressors, Flutter (Aerodynamics), Resonance, Separation (Technology), Aerodynamics, Fluid-dynamic forces, Acoustics, Cycles, Damping
Proceedings Papers

Aerodynamic Damping Predictions During Compressor Surge: A Numerical Comparison Between a Half and Full Transient Approach

Christoph Reiber, Virginie Anne Chenaux, Joachim Belz
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, V08AT21A009, June 13–17, 2022
Paper No: GT2022-81929
DOI: https://doi.org/10.1115/GT2022-81929
View Paper titled, Aerodynamic Damping Predictions During Compressor Surge: A Numerical Comparison Between a Half and Full Transient Approach
Click here to open pdf in another window PDF for Aerodynamic Damping Predictions During Compressor Surge: A Numerical Comparison Between a Half and Full Transient Approach
Topics: Compressors, Damping, Surges, Transients (Dynamics)
Proceedings Papers

A Digital Twin of Compressor Blisk Manufacturing Geometrical Variability for the Aeroelastic Uncertainty Quantification of the Aerodynamic Damping

Marco Gambitta, Bernd Beirow, Sven Schrape
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, V08AT21A021, June 13–17, 2022
Paper No: GT2022-82935
DOI: https://doi.org/10.1115/GT2022-82935
View Paper titled, A Digital Twin of Compressor Blisk Manufacturing Geometrical Variability for the Aeroelastic Uncertainty Quantification of the Aerodynamic Damping
Click here to open pdf in another window PDF for A Digital Twin of Compressor Blisk Manufacturing Geometrical Variability for the Aeroelastic Uncertainty Quantification of the Aerodynamic Damping
Topics: Compressors, Damping, Digital twin, Manufacturing, Uncertainty quantification, Airfoils, Geometry, Vibration, Aerodynamics, Blades
Proceedings Papers

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Adolfo Delgado, Luis San Andrés, Jing Yang, Jonathan Thiele
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, V08AT22A020, June 13–17, 2022
Paper No: GT2022-83164
DOI: https://doi.org/10.1115/GT2022-83164
View Paper titled, Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types
Click here to open pdf in another window PDF for Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types
Topics: Dampers, Leakage, Stiffness, Compressors, Damping, Blades, Pressure, Rotors, Computational fluid dynamics, Databases
Proceedings Papers

Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal

Giuseppe Vannini, Matteo Dozzini, Filippo Cangioli
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A001, June 13–17, 2022
Paper No: GT2022-79563
DOI: https://doi.org/10.1115/GT2022-79563
View Paper titled, Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal
Click here to open pdf in another window PDF for Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal
Topics: Compressors, Dampers, Design, Vibration, Density, Carbon dioxide, Engineering prototypes, Fluids, Pistons, Stability
Proceedings Papers

Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade

Xin Tong, Fanfu Yin, Xin Shen, Xiaoqing Qiang, Hua Ouyang
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, V08AT21A018, June 13–17, 2022
Paper No: GT2022-82382
DOI: https://doi.org/10.1115/GT2022-82382
View Paper titled, Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade
Click here to open pdf in another window PDF for Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade
Topics: Cascades (Fluid dynamics), Compressors, Damping, Frequency response, Oscillations, Stiffness
Proceedings Papers

Application of Machine Learning to Forced Response Predictions of an Industrial Axial Compressor Rotor Blade

Giuseppe Bruni, Senthil Krishnababu, Simon Jackson
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, V08AT21A019, June 13–17, 2022
Paper No: GT2022-82427
DOI: https://doi.org/10.1115/GT2022-82427
View Paper titled, Application of Machine Learning to Forced Response Predictions of an Industrial Axial Compressor Rotor Blade
Click here to open pdf in another window PDF for Application of Machine Learning to Forced Response Predictions of an Industrial Axial Compressor Rotor Blade
Topics: Blades, Compressors, Machine learning, Rotors, Design, Artificial neural networks, Computational fluid dynamics, Algorithms, Cycles, Damping
Proceedings Papers

Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery

Greg Nelson, Iain Palmer
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A002, June 13–17, 2022
Paper No: GT2022-80976
DOI: https://doi.org/10.1115/GT2022-80976
View Paper titled, Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery
Click here to open pdf in another window PDF for Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery
Topics: Condition monitoring, Machinery, Modeling, Rotordynamics, Vibration, Bearings, Clearances (Engineering), Compressors, Digital twin, Finite element model
Proceedings Papers

Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events

Marin de Cherisey, Loic Salles, Ludovic Renson, Alessandra Vizzaccaro, Chian Wong
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A013, June 13–17, 2022
Paper No: GT2022-82005
DOI: https://doi.org/10.1115/GT2022-82005
View Paper titled, Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events
Click here to open pdf in another window PDF for Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events
Topics: Blades, Optimization, Turbomachinery, Clearances (Engineering), Engines, Shapes, Aircraft engines, Chords (Trusses), Compressors, Computer simulation
Proceedings Papers

Probabilistic Assessment of Gas Turbine Compressor Blade HCF Life

Zhiqiang Meng, Senthil Krishnababu, Simon Jackson, Björn Sjödin
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A005, June 13–17, 2022
Paper No: GT2022-82323
DOI: https://doi.org/10.1115/GT2022-82323
View Paper titled, Probabilistic Assessment of Gas Turbine Compressor Blade HCF Life
Click here to open pdf in another window PDF for Probabilistic Assessment of Gas Turbine Compressor Blade HCF Life
Topics: Blades, Compressors, Design, Gas turbines, High cycle fatigue
Proceedings Papers

Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors

Naohiko Takahashi, Yohei Magara, Makoto Hemmi, Motoki Sato
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A006, June 13–17, 2022
Paper No: GT2022-80356
DOI: https://doi.org/10.1115/GT2022-80356
View Paper titled, Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors
Click here to open pdf in another window PDF for Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors
Topics: Bearings, Compressors
Proceedings Papers

Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor

Jingjie Yang, Bernd Beirow, Thomas Giersch
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A022, June 13–17, 2022
Paper No: GT2022-82576
DOI: https://doi.org/10.1115/GT2022-82576
View Paper titled, Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor
Click here to open pdf in another window PDF for Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor
Topics: Compressors, High pressure (Physics), Rotors, Simulation, Blades, Manufacturing, Vibration, Disks, Aircraft engines, Computational fluid dynamics
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
View Paper titled, Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling
Click here to open pdf in another window PDF for Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling
Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation
Proceedings Papers

Near Critical Point Testing and Performance Results of a sCO2 Compressor for a 10MWe Brayton Cycle

Robert Pelton, Jon Bygrave, Karl Wygant, Jason Wilkes, Thomas Revak, Kilyoung Kim
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A032, June 13–17, 2022
Paper No: GT2022-83503
DOI: https://doi.org/10.1115/GT2022-83503
View Paper titled, Near Critical Point Testing and Performance Results of a sCO2 Compressor for a 10MWe Brayton Cycle
Click here to open pdf in another window PDF for Near Critical Point Testing and Performance Results of a sCO2 Compressor for a 10MWe Brayton Cycle
Topics: Brayton cycle, Compressors, Cycles, Testing
Proceedings Papers

Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions

Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente, Alessandro Romei, Paolo Gaetani, Giacomo Persico
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A021, June 13–17, 2022
Paper No: GT2022-83171
DOI: https://doi.org/10.1115/GT2022-83171
View Paper titled, Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions
Click here to open pdf in another window PDF for Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions
Topics: Compressors, Speed of sound, Supercritical carbon dioxide
Proceedings Papers

Impact of Inlet Conditions on Performance of a Supercritical CO2 Centrifugal Compressor

Xudong Jiang, Zhiheng Wang, Guang Xi
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A036, June 13–17, 2022
Paper No: GT2022-84278
DOI: https://doi.org/10.1115/GT2022-84278
View Paper titled, Impact of Inlet Conditions on Performance of a Supercritical CO2 Centrifugal Compressor
Click here to open pdf in another window PDF for Impact of Inlet Conditions on Performance of a Supercritical CO2 Centrifugal Compressor
Topics: Compressors, Supercritical carbon dioxide
Proceedings Papers

Leakage Characteristics of a Stepped Balance Piston Labyrinth Seal in Supercritical CO2

Jason Wilkes, Natalie R. Smith, Karl Wygant, Abhay Patil, Chris Kulhanek
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A023, June 13–17, 2022
Paper No: GT2022-83262
DOI: https://doi.org/10.1115/GT2022-83262
View Paper titled, Leakage Characteristics of a Stepped Balance Piston Labyrinth Seal in Supercritical CO2
Click here to open pdf in another window PDF for Leakage Characteristics of a Stepped Balance Piston Labyrinth Seal in Supercritical CO2
Topics: Leakage, Pistons, Supercritical carbon dioxide, Thrust, Aerodynamics, Clearances (Engineering), Compressors, Computational fluid dynamics, Fluid-dynamic forces, Pressure
Proceedings Papers

Influence of Real Gas Properties on Loss in a Super Critical CO 2 (sCO 2 ) Centrifugal Compressor

Ruikai Cai, Mingyang Yang, Kangyao Deng, Weilin Zhuge, Bijie Yang, Ricardo Martinez-Botas, Tao Chen
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A013, June 13–17, 2022
Paper No: GT2022-82151
DOI: https://doi.org/10.1115/GT2022-82151
View Paper titled, Influence of Real Gas Properties on Loss in a Super Critical CO 2 (sCO 2 ) Centrifugal Compressor
Click here to open pdf in another window PDF for Influence of Real Gas Properties on Loss in a Super Critical CO 2 (sCO 2 ) Centrifugal Compressor
Topics: Carbon dioxide, Compressors
Proceedings Papers

Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander

Jason Wilkes, Kyle Robinson, Karl Wygant, Rob Pelton, Jonathan Bygrave
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A025, June 13–17, 2022
Paper No: GT2022-83284
DOI: https://doi.org/10.1115/GT2022-83284
View Paper titled, Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander
Click here to open pdf in another window PDF for Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander
Topics: Design, Supercritical carbon dioxide, Testing, Compressors, Concentrating solar power, Creep, Fatigue, Gears, High pressure (Physics), High temperature