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J. H. Griffin
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Journal Articles

Dynamic Behavior of Spherical Friction Dampers and Its Implication to Damper Contact Stiffness

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K-H. Koh, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2007, 129(2): 511–521.
https://doi.org/10.1115/1.2436547
Published Online: July 6, 2006
View Articletitled, Dynamic Behavior of Spherical Friction Dampers and Its Implication to Damper Contact Stiffness
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Topics: Dampers, Friction, Stiffness, Blades, Stress
Journal Articles

Sensitivity of Tuned Bladed Disk Response to Frequency Veering

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J. A. Kenyon, J. H. Griffin, N. E. Kim
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2005, 127(4): 835–842.
https://doi.org/10.1115/1.1924486
Published Online: March 1, 2004
View Articletitled, Sensitivity of Tuned Bladed Disk Response to Frequency Veering
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Topics: Blades, Disks, Mode shapes, Stiffness
Journal Articles

Characterization of Turbine Blade Friction Dampers

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K.-H. Koh, J. H. Griffin, S. Filippi, A. Akay
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2005, 127(4): 856–862.
https://doi.org/10.1115/1.1926312
Published Online: March 1, 2004
View Articletitled, Characterization of Turbine Blade Friction Dampers
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Topics: Dampers, Damping, Friction, Stiffness, Stress, Springs, Turbine blades
Journal Articles

A Reduced-Order Model for Evaluating the Effect of Rotational Speed on the Natural Frequencies and Mode Shapes of Blades

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P. Marugabandhu, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2003, 125(3): 772–776.
https://doi.org/10.1115/1.1448327
Published Online: August 15, 2003
View Articletitled, A Reduced-Order Model for Evaluating the Effect of Rotational Speed on the Natural Frequencies and Mode Shapes of Blades
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Topics: Blades, Finite element analysis, Mode shapes, Engines, Torsion, Geometry
Journal Articles

Forced Response of Turbine Engine Bladed Disks and Sensitivity to Harmonic Mistuning

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J. A. Kenyon, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2003, 125(1): 113–120.
https://doi.org/10.1115/1.1498269
Published Online: December 27, 2002
View Articletitled, Forced Response of Turbine Engine Bladed Disks and Sensitivity to Harmonic Mistuning
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Topics: Disks, Gas turbines, Magnification, Blades, Springs, Stiffness
Journal Articles

A Reduced-Order Model of Mistuning Using a Subset of Nominal System Modes

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M.-T. Yang, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2001, 123(4): 893–900.
https://doi.org/10.1115/1.1385197
Published Online: March 1, 1999
View Articletitled, A Reduced-Order Model of Mistuning Using a Subset of Nominal System Modes
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Topics: Blades, Degrees of freedom, Disks, Finite element analysis, Eigenvalues, Stiffness
Journal Articles

Contact Stresses in Dovetail Attachments: Finite Element Modeling

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G. B. Sinclair, N. G. Cormier, J. H. Griffin, G. Meda
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2002, 124(1): 182–189.
https://doi.org/10.1115/1.1391429
Published Online: March 1, 1999
View Articletitled, Contact Stresses in Dovetail Attachments: Finite Element Modeling
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Topics: Finite element analysis, Stress, Friction
Journal Articles

Theory and Methodology of Optimally Measuring Vibratory Strains in Closely Spaced Modes

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M.-T. Yang, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1998, 120(4): 801–807.
https://doi.org/10.1115/1.2818471
Published Online: October 1, 1998
View Articletitled, Theory and Methodology of Optimally Measuring Vibratory Strains in Closely Spaced Modes
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Topics: Blades, Errors, Gages, Mechanical properties, Mode shapes, Optimization, Strain measurement, Stress
Journal Articles

Friction Damping of Hollow Airfoils: Part I—Theoretical Development

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J. H. Griffin, W.-T. Wu, Y. EL-Aini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1998, 120(1): 120–125.
https://doi.org/10.1115/1.2818062
Published Online: January 1, 1998
View Articletitled, Friction Damping of Hollow Airfoils: Part I—Theoretical Development
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Topics: Airfoils, Damping, Friction, Dampers, Cavities, Dynamic response, Engines, High cycle fatigue, Life cycle costing, Vibration
Journal Articles

A Normalized Modal Eigenvalue Approach for Resolving Modal Interaction

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M.-T. Yang, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 1997, 119(3): 647–650.
https://doi.org/10.1115/1.2817033
Published Online: July 1, 1997
View Articletitled, A Normalized Modal Eigenvalue Approach for Resolving Modal Interaction
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Topics: Eigenvalues, Engineering simulation, Geometry, Materials properties, Mode shapes, Simulation
Journal Articles

A Reduced Order Approach for the Vibration of Mistuned Bladed Disk Assemblies

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M.-T. Yang, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1997, 119(1): 161–167.
https://doi.org/10.1115/1.2815542
Published Online: January 1, 1997
View Articletitled, A Reduced Order Approach for the Vibration of Mistuned Bladed Disk Assemblies
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Topics: Disks, Vibration, Finite element model, Blades, Degrees of freedom, Finite element analysis, Springs, Steady state
Journal Articles

Resonant Response of a Tapered Beam and Its Implications to Blade Vibration

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G. N. Balaji, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1997, 119(1): 147–152.
https://doi.org/10.1115/1.2815539
Published Online: January 1, 1997
View Articletitled, Resonant Response of a Tapered Beam and Its Implications to Blade Vibration
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Topics: Blades, Resonance, Vibration, Airfoils, Euler-Bernoulli beam theory, Geometry, Pressure, Stress
Journal Articles

Forced Harmonic Response of Grouped Blade Systems: Part II—Application

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L. F. Wagner, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1996, 118(1): 137–145.
https://doi.org/10.1115/1.2816529
Published Online: January 1, 1996
View Articletitled, Forced Harmonic Response of Grouped Blade Systems: Part II—Application
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Topics: Blades, Disks, Computer simulation, Density, Economics , Spectra (Spectroscopy), Turbine blades, Vibration, Vibration analysis
Journal Articles

Forced Harmonic Response of Grouped Blade Systems: Part I—Discrete Theory

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L. F. Wagner, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1996, 118(1): 130–136.
https://doi.org/10.1115/1.2816528
Published Online: January 1, 1996
View Articletitled, Forced Harmonic Response of Grouped Blade Systems: Part I—Discrete Theory
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Topics: Blades, Disks, Engines, Excitation, Geometry, Turbomachinery, Vibration
Journal Articles

Exploring How Shroud Constraint Can Affect Vibratory Response in Turbomachinery

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M.-T. Yang, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1995, 117(1): 198–206.
https://doi.org/10.1115/1.2812772
Published Online: January 1, 1995
View Articletitled, Exploring How Shroud Constraint Can Affect Vibratory Response in Turbomachinery
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Topics: Blades, Particle spin, Resonance, Rotation, Spin (Aerodynamics), Turbomachinery, Wheels
Journal Articles

Optimizing Instrumentation When Measuring Jet Engine Blade Vibration

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J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1992, 114(2): 217–221.
https://doi.org/10.1115/1.2906575
Published Online: April 1, 1992
View Articletitled, Optimizing Instrumentation When Measuring Jet Engine Blade Vibration
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Topics: Blades, Instrumentation, Jet engines, Vibration, Disks, Engines, Gages, Turbomachinery
Journal Articles

On Predicting the Resonant Response of Bladed Disk Assemblies

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J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1988, 110(1): 45–50.
https://doi.org/10.1115/1.3240085
Published Online: January 1, 1988
View Articletitled, On Predicting the Resonant Response of Bladed Disk Assemblies
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Topics: Disks, Resonance, Blades, Durability, Engines, Gas turbines, Statistical distributions, Stress
Journal Articles

An Efficient Method for Predicting the Vibratory Response of Linear Structures With Friction Interfaces

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E. Bazan, J. Bielak, J. H. Griffin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1986, 108(4): 633–640.
https://doi.org/10.1115/1.3239958
Published Online: October 1, 1986
View Articletitled, An Efficient Method for Predicting the Vibratory Response of Linear Structures With Friction Interfaces
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Topics: Friction, Stress, Algebra, Differential equations, Steady state
Journal Articles

Influence of Friction Dampers on Torsional Blade Flutter

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A. Sinha, J. H. Griffin, R. E. Kielb
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1986, 108(2): 313–318.
https://doi.org/10.1115/1.3239905
Published Online: April 1, 1986
View Articletitled, Influence of Friction Dampers on Torsional Blade Flutter
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Topics: Blades, Dampers, Flutter (Aerodynamics), Friction, Cascades (Fluid dynamics), Degrees of freedom, Dry friction, Fluids, Lumped parameter models, Rotors
Journal Articles

The Influence of a Variable Normal Load on the Forced Vibration of a Frictionally Damped Structure

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C.-H. Menq, J. H. Griffin, J. Bielak
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1986, 108(2): 300–305.
https://doi.org/10.1115/1.3239903
Published Online: April 1, 1986
View Articletitled, The Influence of a Variable Normal Load on the Forced Vibration of a Frictionally Damped Structure
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Topics: Stress, Vibration, Friction, Dampers, Turbine blades, Blades, Cycles, Displacement, Optimization, Oscillations