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Journal Articles

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081002.
Paper No: GTP-21-1478
https://doi.org/10.1115/1.4054567
Published Online: June 2, 2022
View Article titled, Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems
Open the PDF for Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems in another window
Topics: Cavities, Damping, Impellers, Rotors, Acoustics, Pistons
Proceedings Papers

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A009, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58835
https://doi.org/10.1115/GT2021-58835
View Paper titled, Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems
Open the PDF for Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems in another window
Topics: Cavities, Damping, Rotors, Acoustics, Compressors, Impellers, Compressed gases, Disks, Fluid structure interaction, High cycle fatigue
Proceedings Papers

Experimental Damping Behavior of Strongly Coupled Structure and Acoustic Modes of a Rotating Disk With Side Cavities

Botond Barabas, Friedrich-Karl Benra, Nico Petry, Dieter Brillert
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58782
https://doi.org/10.1115/GT2021-58782
View Paper titled, Experimental Damping Behavior of Strongly Coupled Structure and Acoustic Modes of a Rotating Disk With Side Cavities
Open the PDF for Experimental Damping Behavior of Strongly Coupled Structure and Acoustic Modes of a Rotating Disk With Side Cavities in another window
Topics: Acoustics, Cavities, Damping, Fluid structure interaction, Rotating disks
Journal Articles

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071022.
Paper No: GTP-20-1449
https://doi.org/10.1115/1.4049447
Published Online: March 31, 2021
View Article titled, Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
Open the PDF for Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors in another window
Topics: Acoustics, Cavities, Compressors, Computer simulation, Fluids, Impellers, Pressure, Finite element model, High pressure (Physics), Finite element analysis
Proceedings Papers

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A025, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15281
https://doi.org/10.1115/GT2020-15281
View Paper titled, Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
Open the PDF for Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors in another window
Topics: Approximation, Compressors, High pressure (Physics), Cavities, Impellers, Acoustics, Simulation, Compressor impellers, Computer simulation, Design
Journal Articles

Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor – Theoretical Modeling and Experimental Verification

Sven König, Nico Petry
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061029.
https://doi.org/10.1115/1.4006316
Published Online: September 12, 2012
View Article titled, Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor – Theoretical Modeling and Experimental Verification
Open the PDF for Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor – Theoretical Modeling and Experimental Verification in another window
Topics: Acoustics, Cascades (Fluid dynamics), Compressors, Guide vanes, Pressure, Resonance, Chords (Trusses), Rotors, Finite element analysis, Flow (Dynamics)
Proceedings Papers

Experimental Study of Acoustic Resonances in the Side Cavities of a High-Pressure Centrifugal Compressor Excited by Rotor/Stator Interaction

Nico Petry, Friedrich Karl Benra, Sven Koenig
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 2339-2351, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22054
https://doi.org/10.1115/GT2010-22054
View Paper titled, Experimental Study of Acoustic Resonances in the Side Cavities of a High-Pressure Centrifugal Compressor Excited by Rotor/Stator Interaction
Open the PDF for Experimental Study of Acoustic Resonances in the Side Cavities of a High-Pressure Centrifugal Compressor Excited by Rotor/Stator Interaction in another window
Topics: Acoustics, Cavities, Compressors, High pressure (Physics), Resonance, Rotors, Stators, Excitation, Fluids, Rotation
Proceedings Papers

Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor: Theoretical Modeling and Experimental Verification

Sven Ko¨nig, Nico Petry
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 1687-1700, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22138
https://doi.org/10.1115/GT2010-22138
View Paper titled, Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor: Theoretical Modeling and Experimental Verification
Open the PDF for Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor: Theoretical Modeling and Experimental Verification in another window
Topics: Acoustics, Cascades (Fluid dynamics), Compressors, Guide vanes, Modeling, Resonance, Vortex shedding, Excitation, Flow (Dynamics), High pressure (Physics)