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Proceedings Papers

Proceedings Volume Cover
ASME Turbo Expo 2013: Turbine Technical Conference and Exposition
June 3–7, 2013
San Antonio, Texas, USA
Conference Sponsors:
  • International Gas Turbine Institute
ISBN:
978-0-7918-5526-3
Volume 7A: Structures and Dynamics

Emerging Methods in Design and Engineering

Anti-Optimisation Applied to the Analysis of Rotor/Stator Interaction
Tore Butlin, Alain Batailly
GT 2013; V07AT26A001https://doi.org/10.1115/GT2013-94633
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Topics: Optimization , Rotors , Stators , Blades , Uncertainty , Clearances (Engineering) , Displacement , Geometry , Accounting , Degrees of freedom
A Modified Theta Projection Creep Model for a Nickel-Based Super-Alloy
W. David Day, Ali P. Gordon
GT 2013; V07AT26A002https://doi.org/10.1115/GT2013-94805
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Topics: Alloys , Creep , Nickel , Temperature , Stress , Hardware , Industrial gases , Stability , Turbine blades , Turbines
Hybrid Analysis of Gas Annular Seals With Energy Equation
Patrick J. Migliorini, Alexandrina Untaroiu, William C. Witt, Neal R. Morgan, Houston G. Wood
GT 2013; V07AT26A003https://doi.org/10.1115/GT2013-95575
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Topics: Clearances (Engineering) , Computational fluid dynamics , Dampers , Density , Energy consumption , Flow (Dynamics) , Fluid dynamics , Pressure , Rotors , Stability
Radial Inflow Turbine: Synchronous Vibration Failure
Loc Q. Duong, Nagamany Thayalakhandan, Charlene X. Hu
GT 2013; V07AT26A004https://doi.org/10.1115/GT2013-95651
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Topics: Failure , Inflow , Turbines , Vibration , Blades , Excitation , Compressors , Rotors , Wheels , Aerodynamics
The Application of the Norton-Bailey Law for Creep Prediction Through Power Law Regression
D. L. May, A. P. Gordon, D. S. Segletes
GT 2013; V07AT26A005https://doi.org/10.1115/GT2013-96008
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Topics: Creep , Deformation , Design , Electric power generation , Engineers , Maintenance , Modeling , Service life (Equipment) , Stress , Temperature
Improvement of Compressor Blade Vibrations Spectral Analysis From Tip Timing Data: Aliasing Reduction
A. Vercoutter, J. Lardies, M. Berthillier, A. Talon, B. Burgardt
GT 2013; V07AT26A006https://doi.org/10.1115/GT2013-96016
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Topics: Blades , Compressors , Emission spectroscopy , Spectroscopy , Vibration , Sensors , Computer software , Hardware , Rotating blades , Signals

Fatigue, Fracture and Life Prediction

Fatigue Crack Growth Analysis on a Rotor Blade Under Forced Response
B. Dompierre, E. Wyart, M. Mesbah, F. Thirifay
GT 2013; V07AT27A001https://doi.org/10.1115/GT2013-94090
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Topics: Blades , Fatigue cracks , Rotors , Fracture (Materials) , Computational fluid dynamics , Finite element analysis , Computer software , Damping , Equilibrium (Physics) , Excitation
Creep-Fatigue Life Prediction of Stop and Regulating Valves on the Intermediate-Pressure Section of a 1000MW Steam Turbine
Jianfeng Mao, Junhui Zhang, Weizhe Wang, Yingzheng Liu
GT 2013; V07AT27A002https://doi.org/10.1115/GT2013-94167
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Topics: Creep , Fatigue , Pressure , Steam turbines , Valves , Damage , Finite element methods , Stress , Damage mechanics , Plasticity
In-Situ Study on Coaxing During Vibration-Based Bending Fatigue of Inconel 625 and 718
Onome Scott-Emuakpor, Jeremy Schwartz, Tommy George, Charles Cross, Casey Holycross, M. H. Herman Shen
GT 2013; V07AT27A003https://doi.org/10.1115/GT2013-94233
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Topics: Fatigue , Vibration , Failure , Stress , Cycles , Fatigue life , High cycle fatigue , Aerospace industry , Design , Gas turbines
Creep and Fatigue of Single Crystal and Directionally Solidified Nickel-Base Blades via a Unified Approach Based on Hill48 Potential Function: Part 1 — Plasticity and Creep
Alessandro D. Ramaglia, Paolo Villari
GT 2013; V07AT27A004https://doi.org/10.1115/GT2013-94675
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Topics: Blades , Creep , Crystals , Fatigue , Nickel , Plasticity , Anisotropy , Design , Engineering design processes , Finite element methods
Creep and Fatigue of Single Crystal and Directionally Solidified Nickel-Base Blades via a Unified Approach Based on Hill48 Potential Function: Part 2 — Low Cycle Fatigue
Alessandro D. Ramaglia, Paolo Villari
GT 2013; V07AT27A005https://doi.org/10.1115/GT2013-94676
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Topics: Blades , Creep , Crystals , Fatigue , Low cycle fatigue , Nickel , Anisotropy , Calibration , Gas turbines , Modeling
Theoretical Study on the Origin of Radial Cracks in Labyrinth Seal Fins due to Rubbing
Tim Pychynski, Klaus Dullenkopf, Hans-Jörg Bauer
GT 2013; V07AT27A006https://doi.org/10.1115/GT2013-94834
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Topics: Fins , Fracture (Materials) , Pressure , Cracking (Materials) , Fracture (Process) , Friction , Heat flux , Thermomechanics , Computer simulation , Finite element model
Risk Estimation for LCF Crack Initiation
Sebastian Schmitz, Hanno Gottschalk, Georg Rollmann, Rolf Krause
GT 2013; V07AT27A007https://doi.org/10.1115/GT2013-94899
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Topics: Fracture (Materials) , Risk assessment , Compressors , Design , Disks , Failure , Fatigue damage , Finite element analysis , Gas turbines , Low cycle fatigue
Development of a Probabilistic Methodology for Predicting Hot Corrosion Fatigue Crack Growth Life of Gas Turbine Engine Disks
Kwai S. Chan, Michael P. Enright, Jonathan P. Moody
GT 2013; V07AT27A008https://doi.org/10.1115/GT2013-95057
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Topics: Corrosion , Disks , Fatigue cracks , Gas turbines , Temperature , Alloys , Fracture (Materials) , Cycles , Engines , Failure
On Conservative CTOD Estimation Using Far Crack Deformation Field
Piotr Bednarz, Jaroslaw Szwedowicz
GT 2013; V07AT27A009https://doi.org/10.1115/GT2013-95411
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Topics: Deformation , Fracture (Materials) , Design , Displacement , Fracture mechanics , Maintainability , Modeling , Plasticity , Reliability
Energy-Based Fatigue Life Prediction for Combined Low Cycle and High Cycle Fatigue
Casey M. Holycross, M.-H. Herman Shen, Onome E. Scott-Emuakpor, Tommy J. George
GT 2013; V07AT27A010https://doi.org/10.1115/GT2013-95785
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Topics: Cycles , Fatigue life , High cycle fatigue , Fatigue , Stress , Gas turbines , Engine start-up , Engineering design processes , Flight , Free vibrations
Creep Crack Growth Simulation of Ni-Base Superalloy
Calvin M. Stewart, Ali P. Gordon
GT 2013; V07AT27A011https://doi.org/10.1115/GT2013-96005
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Topics: Creep , Damage mechanics , Fracture (Materials) , Simulation , Superalloys
New Simulation Process for the Life Management of the Gas Turbine Rotors
Paolo Di Sisto, Mauro Parodi
GT 2013; V07AT27A012https://doi.org/10.1115/GT2013-96033
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Topics: Gas turbines , Rotors , Simulation , Computer software , Flanges , Computer-aided design , Computer-aided engineering , Engines , Flow (Dynamics) , Inspection

Probabilistic Methods

Probabilistic Structure-Mechanical Assessment of Rotor Discs Considering Geometry Variations
Ilko Reuter, Thomas Weiss, Matthias Voigt, Konrad Vogeler, Hartmut Schlums, Karl-Helmut Becker, Andreas Fischersworring-Bunk
GT 2013; V07AT28A001https://doi.org/10.1115/GT2013-94589
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Topics: Disks , Geometry , Rotors , Optimization , Turbines , Aircraft engines , Chain , Compressors , Computer-aided design , Cycles
An Optimal Automated Zone Allocation Approach for Risk Assessment of Gas Turbine Engine Components
Jonathan P. Moody, Michael P. Enright, Wuwei Liang
GT 2013; V07AT28A002https://doi.org/10.1115/GT2013-95129
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Topics: Gas turbines , Risk assessment , Finite element analysis , Risk , Algorithms , Fracture (Materials) , Fracture (Process) , Aircraft engines , Aviation , Computers
Effect of Manufacturing Variability on Turbine Engine Performance: A Probabilistic Study
Michael Gorelik, Jacob Obayomi, Jack Slovisky, Dan Frias, Howie Swanson, John McFarland, Michael Enright, David Riha
GT 2013; V07AT28A003https://doi.org/10.1115/GT2013-95145
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Topics: Gas turbines , Manufacturing , Engines , Blades , Geometry , Uncertainty quantification , Compressors , Computational fluid dynamics , Defense industry , Engineering disciplines
Uncertainties of an Automated Optical 3D Geometry Measurement, Modeling, and Analysis Process for Mistuned IBR Reverse Engineering
Alexander Kaszynski, Joseph A. Beck, Jeffrey M. Brown
GT 2013; V07AT28A004https://doi.org/10.1115/GT2013-95320
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Topics: Geometry , Modeling , Reverse engineering , Uncertainty , Calibration , Computer software , Frequency response , Mesh generation , Optical measurement , Physics
Statistical Impact of Manufacturing Tolerances on Axial Gaps Between Vane Segments and the Rotor of Axial Flow Turbo-Compressors
Stefan Weihard, Andreas Hupfer, Hans-Peter Kau
GT 2013; V07AT28A005https://doi.org/10.1115/GT2013-95532
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Topics: Axial flow , Compressors , Manufacturing , Rotors , Turbochargers , Simulation models , Statistical distributions , Degrees of freedom , Design , Sensitivity analysis
Design for Six Sigma: The First 15 Years
Martha Gardner, Gene Wiggs
GT 2013; V07AT28A006https://doi.org/10.1115/GT2013-95534
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Topics: Design , Cycles , Engineering design , Engineering design processes , Reliability
Calibrating Transient Models With Multiple Responses Using Bayesian Inverse Techniques
Natarajan Chennimalai Kumar, Arun K. Subramaniyan, Liping Wang, Gene Wiggs
GT 2013; V07AT28A007https://doi.org/10.1115/GT2013-95857
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Topics: Calibration , Transients (Dynamics)
Assessment of Fatigue Reliability of Power Transmission Gearing for Aerospace Propulsion Applications
Stefano Beretta, Mauro Filippini, Pietro Luccarelli, Andrea Motta, Giuseppe Pasquero
GT 2013; V07AT28A008https://doi.org/10.1115/GT2013-96027
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Topics: Aerospace industry , Fatigue , Propulsion , Reliability , Fatigue strength , Carburization , Fatigue cracks , Gears , High cycle fatigue , Fatigue testing
A Tool for the Structural Integrity Assessment of Turbine Disks: Probabilistic and Numerical Background
M. Madia, S. Beretta, S. Foletti, E. A. Cavalleri
GT 2013; V07AT28A009https://doi.org/10.1115/GT2013-96029
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Topics: Disks , Turbines , Rotors , Computer software , Design , Gas turbines , Low cycle fatigue , Stress , Temperature

Rotordynamics

An Integrated Product Team Approach to the Development of a Complex Rotor System
Ryan Rollon, Guy Gualtieri, Manny Garcia, Adam Dowd, P. Dean Johnson, John Finnegan, Mike Kobelak, Rich Anthony, John Clark
GT 2013; V07AT29A001https://doi.org/10.1115/GT2013-94073
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Topics: Rotors , Teams , Rotordynamics , Design , Manufacturing , Turbines , Accelerometers , Air Force , Finite element analysis , Particle spin
Experiments With Scaled Foil Bearings in a Test Compressor Rotor
Oscar De Santiago, Víctor Solórzano
GT 2013; V07AT29A002https://doi.org/10.1115/GT2013-94087
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Topics: Compressors , Foil bearings , Rotors , Bearings , Compression , Damage , Metals , Stress , Turbomachinery , Vibration
Static Destabilizing Behavior for Gas Annular Seals at High Eccentricity Ratios
Dara W. Childs, Stephen P. Arthur
GT 2013; V07AT29A003https://doi.org/10.1115/GT2013-94201
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Topics: Compressibility , Compressors , Design , Flow (Dynamics) , Fluids , High pressure (Physics) , Mach number , Manufacturing , Pistons , Pressure
Comments on a Newly-Identified Destabilizing Rotordynamic Mechanism Arising in Vertical Hydraulic Turbines and the Back Shrouds of Centrifugal Impellers
Dara W. Childs, Ameen Muhammed
GT 2013; V07AT29A004https://doi.org/10.1115/GT2013-94202
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Topics: Hydraulic turbines , Impellers , Damping , Degrees of freedom , Disks , Displacement , Pumps , Yaw , Coke , Pump impellers
Consequential Damage of Blade Failures in Single Shaft Gas Turbines
Hans E. Wettstein
GT 2013; V07AT29A005https://doi.org/10.1115/GT2013-94221
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Topics: Blades , Damage , Failure , Gas turbines , Rotors , Design , Engines , Bearings , Risk , Rotation
On the Failure of a Gas Foil Bearing: High Temperature Operation Without Cooling Flow
Keun Ryu, Luis San Andrés
GT 2013; V07AT29A006https://doi.org/10.1115/GT2013-94244
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Topics: Cooling , Failure , Flow (Dynamics) , Foil bearings , High temperature , Rotors , Temperature , Bearings , Reliability , Air flow
Lateral Rotordynamics Response of Low Pressure Gas Turbines Rotors
Marcin Bielecki, Salvatore Costagliola
GT 2013; V07AT29A007https://doi.org/10.1115/GT2013-94265
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Topics: Gas turbines , Pressure , Rotordynamics , Rotors , Design , Vibration , American Petroleum Institute , Bearings , Modeling , Performance
Measurements Versus Predictions for the Static and Dynamic Characteristics of a Four-Pad, Rocker-Pivot, Tilting-Pad Journal Bearing
David P. Tschoepe, Dara W. Childs
GT 2013; V07AT29A008https://doi.org/10.1115/GT2013-94302
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Topics: Journal bearings , Stress , Bearings , Clearances (Engineering) , Stiffness , Rotors , Temperature , Testing , Temperature gradient , Bearing design
The Impact of Hole Depth on the Rotordynamic and Leakage Characteristics of Hole-Pattern-Stator Gas Annular Seals
Dara W. Childs, Stephen Arthur, Naitik J. Mehta
GT 2013; V07AT29A009https://doi.org/10.1115/GT2013-94333
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Topics: Leakage , Stators , Compressors , Machinery
Identification of Multi-Concurrent Fault in a Steam Turbine Rotor System Using Model-Based Method
Jingming Chen, Dongxiang Jiang, Chao Liu
GT 2013; V07AT29A010https://doi.org/10.1115/GT2013-94419
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Topics: Rotors , Steam turbines , Fault diagnosis , Signals , Errors , Finite element methods , Finite element model , Fracture (Materials) , Generators , Maintenance
Experimental Study on Lateral and Torsional Vibration of Cracked Rotor With Torsional Excitation
Chao Liu, Dongxiang Jiang
GT 2013; V07AT29A011https://doi.org/10.1115/GT2013-94422
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Topics: Excitation , Rotors , Vibration , Fracture (Materials) , Accidents , Condition monitoring , Failure , Machinery , Signals
Localizing Unbalance Faults in Rotating Machinery
R. B. Walker, S. Perinpanayagam, I. K. Jennions
GT 2013; V07AT29A012https://doi.org/10.1115/GT2013-94455
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Topics: Machinery , Disks , Downtime , Maintenance , Sensor placement , Vehicles
Rotordynamic Crack Diagnosis: Distinguishing Crack Depth and Location
Philip Varney, Itzhak Green
GT 2013; V07AT29A013https://doi.org/10.1115/GT2013-94615
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Topics: Fracture (Materials) , Resonance , Condition monitoring , Fatigue cracks , Degrees of freedom , Equations of motion , Hinges , Rotors
Rotor Dynamic Modeling of Gears and Geared Systems
Jason A. Kaplan, Saeid Dousti, Paul E. Allaire, Bradley R. Nichols, Timothy W. Dimond, Alexandrina Untaroiu
GT 2013; V07AT29A014https://doi.org/10.1115/GT2013-94654
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Topics: Dynamic modeling , Gears , Rotors , Mechanical drives , Dynamic analysis , Resonance , Stability , Trains , Degrees of freedom , Dynamics (Mechanics)
Rotordynamic Force Prediction of an Unshrouded Radial Inflow Turbine Using Computational Fluid Dynamics
Andrew H. Lerche, Grant O. Musgrove, J. Jeffrey Moore, Chris D. Kulhanek, Grant Nordwall
GT 2013; V07AT29A015https://doi.org/10.1115/GT2013-95137
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Topics: Computational fluid dynamics , Inflow , Turbines , Flow (Dynamics) , Rotation , Rotors , Transients (Dynamics) , Bearings , Blades , Clearances (Engineering)
Consideration of Complex Support Structure Dynamics in Rotordynamic Assessments
Thomas D. Krüger, Sauro Liberatore, Eric Knopf, Alastair Clark
GT 2013; V07AT29A016https://doi.org/10.1115/GT2013-95196
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Topics: Computation , Design , Dynamic models , Dynamics (Mechanics) , Modeling , Reliability , Rotors , Theoretical methods , Trains
Correlation of Parameters to Instability and Chaos of a Horizontal Flexible Rotor Ball Bearing System
T. C. Gupta, K. Gupta
GT 2013; V07AT29A017https://doi.org/10.1115/GT2013-95308
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Topics: Ball bearings , Chaos , Rotors , Algorithms , Excitation , Bearings , Dynamic response , Clearances (Engineering) , Differential equations , Dynamic analysis
Journal Bearing Design Retrofit for Better Rotordynamic Characteristics of Process Large Motor-Generator
An Sung Lee, Byung Ok Kim
GT 2013; V07AT29A018https://doi.org/10.1115/GT2013-95381
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Topics: Design , Engines , Generators , Journal bearings , Motors , Bearings , Rotors , Damping , Lubrication , Stiffness
Analytical and Experimental Study of Dynamic Characteristics of Rod Fastened Rotor-Bearing System Under Preload Saturation
Mingjian Lu, Haipeng Geng, Guohui Xu, Lie Yu, Weimin Wang
GT 2013; V07AT29A019https://doi.org/10.1115/GT2013-95397
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Topics: Bearings , Rotors , Composite materials , Disks , Rods , Stiffness , Computer simulation , Design , Finite element model , Whirls
Switching Action in Rotor-AMB Systems for Smooth Vibration Control
Muhao Wang, M. Necip Sahinkaya, Patrick S. Keogh
GT 2013; V07AT29A020https://doi.org/10.1115/GT2013-95498
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Topics: Rotors , Vibration control , Control equipment , Signals , Transients (Dynamics) , Vibration , Levitation , Machinery , Magnetic bearings , Rotor vibration
Touchdown Bearing Contact Forces in Magnetic Bearing Systems
Fawaz Y. Saket, M. Necip Sahinkaya, Patrick S. Keogh
GT 2013; V07AT29A021https://doi.org/10.1115/GT2013-95510
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Topics: Bearings , Magnetic bearings , Contact dynamics , Levitation , Rotors , Stress , Transients (Dynamics) , Design , Force measurement , Machinery
Mathematical Development and Modelling of a Counter Balance Compensating Sleeve for the Suppression of Lateral Vibrations in High Speed Flexible Couplings
Antony Kirk, Grahame Knowles, Jill Stewart, Chris Bingham
GT 2013; V07AT29A022https://doi.org/10.1115/GT2013-95634
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Topics: Centrifugal force , Couplings , Deflection , Dynamic models , Finite element model , Industrial gases , Modeling , Stress , Test facilities , Theoretical analysis
A Systematic Approach to Estimate the Impact of the Aerodynamic Force Induced by Rotating Stall in a Vaneless Diffuser on the Rotordynamic Behavior of Centrifugal Compressors
Alessandro Bianchini, Davide Biliotti, Giovanni Ferrara, Lorenzo Ferrari, Elisabetta Belardini, Marco Giachi, Libero Tapinassi, Giuseppe Vannini
GT 2013; V07AT29A023https://doi.org/10.1115/GT2013-95754
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Topics: Aerodynamics , Compressors , Fluid-dynamic forces , Vaneless diffusers , Vibration , Machinery , Pressure , Impellers , Journal bearings , Probes
Nonparametric Stochastic Modeling of Structural Uncertainty in Rotordynamics: Unbalance and Balancing Aspects
Raghavendra Murthy, Joseph C. Tomei, X. Q. Wang, Marc P. Mignolet, Aly El-Shafei
GT 2013; V07AT29A024https://doi.org/10.1115/GT2013-95779
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Topics: Modeling , Rotordynamics , Rotors , Uncertainty
Evaluation of Foil Bearing Performance and Nonlinear Rotordynamics of 120kW Oil-Free Gas Turbine Generator
Daejong Kim, An Sung Lee, Bum Seog Choi
GT 2013; V07AT29A025https://doi.org/10.1115/GT2013-95800
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Topics: Foil bearings , Gas turbines , Generators , Rotordynamics
Forced Response of a Flexible Rotor With Squeeze Film Damper Under Parametric Change
Feng He, Paul E. Allaire, Saeid Dousti, Alexandrina Untaroiu
GT 2013; V07AT29A026https://doi.org/10.1115/GT2013-95861
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Topics: Dampers , Rotors , Disks , Dynamics (Mechanics) , Fluids , Inertia (Mechanics) , Springs , Stability , Stiffness , Stress
Structural Change Quantification in Rotor Systems Based on Measured Resonance and Antiresonance Frequencies
Adam C. Wroblewski, Alexander H. Pesch, Jerzy T. Sawicki
GT 2013; V07AT29A027https://doi.org/10.1115/GT2013-95930
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Topics: Antiresonance , Resonance , Rotors , Frequency response , Actuators , Ball bearings , Finite element model , Optimization algorithms
Leakage and Rotordynamics Numerical Study of Circular Grooved and Rectangular Grooved Labyrinth Seals
Emanuel Marsis, Gerald Morrison
GT 2013; V07AT29A028https://doi.org/10.1115/GT2013-96001
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Topics: Leakage , Rotordynamics , Design , Computational fluid dynamics , Simulation , Damping , Pressure , Turbomachinery

Damping Technologies

Conceptual Analysis of the Non-Linear Forced Response of Aerodynamically Unstable Bladed-Discs
Roque Corral, Juan Manuel Gallardo, Rahul Ivaturi
GT 2013; V07AT32A001https://doi.org/10.1115/GT2013-94851
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Topics: Disks , Excitation , Friction , Vibration , Flutter (Aerodynamics) , Blades , Energy dissipation , Engines , Limit cycles , Springs
Modelling and Validation of the Nonlinear Dynamic Behaviour of Bolted Flange Joints
C. W. Schwingshackl, D. Di Maio, J. S. Green
GT 2013; V07AT32A002https://doi.org/10.1115/GT2013-95029
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Topics: Bolted flanges , Modeling , Engines , Flanges , Aircraft engines , Design , Stress , Blades , Dampers , Damping
Development of a Continuous Coupling of Steam Turbine Blades by Contact of Shrouds
Jan Hlous, Zdenek Kubin, Josef Kellner, Tomas Misek, Lubos Prchlik
GT 2013; V07AT32A003https://doi.org/10.1115/GT2013-95434
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Topics: Blades , Steam turbines , Manufacturing , Design , Disks , Damping , Finite element methods , Finite element model , Excitation , Geometry
Damping Identification and its Comparison for Various Types of Blade Couplings
Zdenek Kubin, Vaclav Polreich, Vaclav Cerny, Petra Babkova, Lubos Prchlik
GT 2013; V07AT32A004https://doi.org/10.1115/GT2013-95438
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Topics: Blades , Couplings , Damping , Disks , Mode shapes , Vibration , Dampers , Friction , Manufacturing , Steam turbines
Analysis of Nonlinear Vibrations Upon Wear-Induced Loss of Friction Dampers in Tuned and Mistuned Bladed Discs
E. P. Petrov
GT 2013; V07AT32A005https://doi.org/10.1115/GT2013-95566
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Topics: Dampers , Disks , Friction , Vibration , Wear , Finite element analysis , Modeling , Turbines
A Wireless Vibration Control Technique for Gas Turbine Blades Using Piezoelectric Plates and Contactless Energy Transfer
Fabio Botta, Nigel Marx, Christoph Schwingshackl, Giovanni Cerri, Daniele Dini
GT 2013; V07AT32A006https://doi.org/10.1115/GT2013-95666
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Topics: Blades , Energy transformation , Gas turbines , Plates (structures) , Vibration control , Vibration , Finite element analysis , Rotating beams , Aerospace industry , Cantilever beams
Investigation of Alternate Mistuned Turbine Blades Non-Linear Coupled by Underplatform Dampers
S. Tatzko, L. Panning-von Scheidt, J. Wallaschek, A. Kayser, G. Walz
GT 2013; V07AT32A007https://doi.org/10.1115/GT2013-95681
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Topics: Dampers , Turbine blades , Blades , Damping , Excitation , Friction , Engines , Chain , Computer software , Disks
On the Benefits of Intentional Mistuning of Friction Dampers to Reduce the Response of Tuned and Mistuned Bladed Disks
Raghavendra Murthy, Marc P. Mignolet
GT 2013; V07AT32A008https://doi.org/10.1115/GT2013-95792
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Topics: Blades , Dampers , Disks , Friction
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