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Proceedings Papers

Nonlinear Vibration of a Saturated Water Journal Bearing and Bifurcation Analysis

Tadayoshi Shoyama
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A011, June 26–30, 2017
Paper No: GT2017-63752
DOI: https://doi.org/10.1115/GT2017-63752
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Topics: Bifurcation, Journal bearings, Nonlinear vibration, Water, Vibration, Bearings, Equations of motion, Rotors, Stiffness, Thrust
Proceedings Papers

The Influence of Mistuning and Coriolis Effects on the Modal Parameters of Bladed Discs: An Experimental Study

Valentina Ruffini, Jeffrey S. Green, Christoph W. Schwingshackl
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A006, June 26–30, 2017
Paper No: GT2017-63437
DOI: https://doi.org/10.1115/GT2017-63437
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Topics: Coriolis force, Disks, Mode shapes, Dynamics (Mechanics), Experimental analysis, Finite element analysis, Reliability, Traveling waves
Proceedings Papers

Nodal Diameter-Dependent Modal Damping Method for Nonlinear Blade Dynamics Prediction Considering Variable Rotational Speed

Torsten Heinze, Lars Panning-von Scheidt, Jörg Wallaschek, Andreas Hartung
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A018, June 26–30, 2017
Paper No: GT2017-63999
DOI: https://doi.org/10.1115/GT2017-63999
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Topics: Blades, Damping, Dynamics (Mechanics), Degrees of freedom, Excitation, Disks, Equations of motion, Friction, Vibration analysis
Proceedings Papers

Interface Reduction in Craig-Bampton Component Mode Synthesis by Orthogonal Polynomial Series

Luigi Carassale, Mirko Maurici
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A024, June 26–30, 2017
Paper No: GT2017-64583
DOI: https://doi.org/10.1115/GT2017-64583
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Topics: Blades, Compressors, Degrees of freedom, Displacement, Geometry, Polynomials, Rotors
Proceedings Papers

Resonance Frequency Detuning With Application Towards Blade Mistuning

Garrett K. Lopp, Jeffrey L. Kauffman
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A030, June 26–30, 2017
Paper No: GT2017-64973
DOI: https://doi.org/10.1115/GT2017-64973
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Topics: Blades, Resonance, Vibration, Damping, Excitation, Circuits, Statistical analysis, Stiffness, Turbomachinery
Proceedings Papers

Towards Full 3D Numerical Simulation of Whirl Motions Stemming From Unilateral Contact Constraints in Aircraft Engines

Jérémy Paltrinieri, Florence Nyssen, Marie-Océane Parent, Alain Batailly
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A007, June 26–30, 2017
Paper No: GT2017-63488
DOI: https://doi.org/10.1115/GT2017-63488
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Topics: Aircraft engines, Computer simulation, Whirls, Finite element model, Disks, Dynamics (Mechanics), Engines, Free vibrations, Modeling, Risk
Proceedings Papers

Multistage Blisk and Large Mistuning Modeling Using Fourier Constraint Modes and PRIME

Eric Kurstak, Kiran D’Souza
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A012, June 26–30, 2017
Paper No: GT2017-63835
DOI: https://doi.org/10.1115/GT2017-63835
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Topics: Computation, Degrees of freedom, Finite element analysis, Modeling, Turbomachinery
Proceedings Papers

Frequency-Domain Sensitivity Analysis of Stability of Nonlinear Vibrations for High-Fidelity Models of Jointed Structures

E. P. Petrov
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A019, June 26–30, 2017
Paper No: GT2017-64023
DOI: https://doi.org/10.1115/GT2017-64023
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Topics: Sensitivity analysis, Stability, Vibration, Design, Friction, Blades, Finite element model, Gas turbines, Structural elements (Construction)
Proceedings Papers

Vibration Response Analysis of Mistuned Bladed Disk With Under-Platform Damper: Effect of Variation of Contact Condition on Vibration Characteristics

Yasutomo Kaneko
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A001, June 26–30, 2017
Paper No: GT2017-63027
DOI: https://doi.org/10.1115/GT2017-63027
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Topics: Dampers, Disks, Vibration, Blades, Gas turbines, Damping, Deformation, Frequency response, Friction, Manufacturing
Proceedings Papers

An Explicit-Implicit Time Integration Approach for Finite Element Evaluation of Engine Load Following an FBO Event

Yiliu Weng, Lipeng Zheng
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A025, June 26–30, 2017
Paper No: GT2017-64636
DOI: https://doi.org/10.1115/GT2017-64636
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Topics: Engines, Finite element analysis, Stress, Blades, Flight, Risk, Safety, Sensitivity analysis, Simulation, Steady state
Proceedings Papers

One Exciter per Sector Test Bench for Bladed Wheels Harmonic Response Analysis

Leonardo Bertini, Paolo Neri, Ciro Santus, Alberto Guglielmo
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A008, June 26–30, 2017
Paper No: GT2017-63628
DOI: https://doi.org/10.1115/GT2017-63628
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Topics: Excitation systems, Wheels, Excitation, Accelerometers, Blades, Computer software, Damping, Mode shapes, Resonance, Stators
Proceedings Papers

Frequency Analysis Performed on Compressor Blades of Two Types of Gas Turbines Using Campbell and SAFE Diagrams

Saeed Bab, Mohsen Behzadi, Ahmad Ahmadi, Ali Ramesh, Ali Reza Shahrabi, Jalal Fathi Sola
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A020, June 26–30, 2017
Paper No: GT2017-64108
DOI: https://doi.org/10.1115/GT2017-64108
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Topics: Blades, Compressors, Gas turbines, Turbines, Disks, Airfoils, Design, Resonance, Dimensions, Excitation
Proceedings Papers

A Discussion on the Advancement of Blade Tip Timing Data Processing

Vsevolod Kharyton, Grigorios Dimitriadis, Colin Defise
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A002, June 26–30, 2017
Paper No: GT2017-63138
DOI: https://doi.org/10.1115/GT2017-63138
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Topics: Blades, Vibration, Compressors, Engines, Excitation, Fourier transforms, Gas turbines, Interpolation, Limit cycles, Optimization
Proceedings Papers

Combinatorial Optimization of Mistuned Blade Rearrangement Based on Reduced-Order FEA Model

Tianyuan Liu, Ding Guo, Di Zhang, Yonghui Xie
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A013, June 26–30, 2017
Paper No: GT2017-63867
DOI: https://doi.org/10.1115/GT2017-63867
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Topics: Blades, Finite element analysis, Optimization, Disks, Algorithms, Finite element model, Displacement, Computation, Computer simulation, Manufacturing
Proceedings Papers

Numerical and Experimental Comparison of Forced Response of Free-Standing and Single-Connected Last Stage Blades

Francesco Piraccini, Tim Rice, Jury Auciello, Alexey Evtushenko, Michael Mossom
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A026, June 26–30, 2017
Paper No: GT2017-64653
DOI: https://doi.org/10.1115/GT2017-64653
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Topics: Blades, Design, Excitation, Steam turbines, Architecture, Condensers (steam plant), Engineering simulation, Finite element methods, Finite element model, Flow (Dynamics)
Proceedings Papers

Blade Incipient Crack Determination for Centrifugal Compressor Based on CWT-Stochastic Resonance Method

Hongkun Li, Changbo He, Qiang Zhou, Fuan Lu
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A014, June 26–30, 2017
Paper No: GT2017-63897
DOI: https://doi.org/10.1115/GT2017-63897
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Topics: Blades, Compressors, Fracture (Materials), Resonance, Signals, Feature extraction, Pressure, Failure, Compressor impellers, Flow (Dynamics)
Proceedings Papers

Reduced Order Modeling for Multi-Stage Bladed Disks With Friction Contacts at the Flange Joint

Giuseppe Battiato, Christian M. Firrone, Teresa M. Berruti, Bogdan I. Epureanu
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A027, June 26–30, 2017
Paper No: GT2017-64814
DOI: https://doi.org/10.1115/GT2017-64814
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Topics: Disks, Flanges, Friction, Modeling, Displacement, Engines, Aircraft, Blades, Bolted flanges, Damping
Proceedings Papers

Modal Analyses of an Axial Turbine Blisk With Intentional Mistuning

Bernd Beirow, Felix Figaschewsky, Arnold Kühhorn, Alfons Bornhorn
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A003, June 26–30, 2017
Paper No: GT2017-63193
DOI: https://doi.org/10.1115/GT2017-63193
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Topics: Modal analysis, Turbines, Damping, Diesel engines, Engineering prototypes, Engines, Excitation, Genetic algorithms, Mode shapes, Optimization
Proceedings Papers

Double Nodal Diameter Spectrum Method and its Application in Quantification of Vibration Localization of Impellers With Splitter Blades

Kaicheng Liu, Jianjun Wang
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A015, June 26–30, 2017
Paper No: GT2017-63972
DOI: https://doi.org/10.1115/GT2017-63972
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Topics: Blades, Impellers, Vibration, Engines, Excitation, Mode shapes, Traveling waves
Proceedings Papers

Non-Linear Modeling of Centrifugal Stiffening Effects for Accurate Bladed Component Reduced-Order Models

Elias Khalifeh, Elsa Piollet, Antoine Millecamps, Alain Batailly
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A009, June 26–30, 2017
Paper No: GT2017-63629
DOI: https://doi.org/10.1115/GT2017-63629
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Topics: Modeling, Blades, Clearances (Engineering), Finite element model, Errors, Geometry, Polynomials, Stiffness, Accounting, Computation