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Proceedings Papers

Effect of Number of Contact Points on the Fretting Wear Estimation of a Frictionally Damped Blade Platform

Aykut Cardak, Ender Cigeroglu
Proc. ASME. IMECE2022, Volume 5: Dynamics, Vibration, and Control, V005T07A098, October 30–November 3, 2022
Paper No: IMECE2022-95653
DOI: https://doi.org/10.1115/IMECE2022-95653
View Paper titled, Effect of Number of Contact Points on the Fretting Wear Estimation of a Frictionally Damped Blade Platform
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Topics: Blades, Dry friction, Wear
Proceedings Papers

Nonlinear Vibrations of Rotor-Bearing Systems Supported by Squeeze Film Dampers Due to Unbalance Excitation

Furkan Sevencan, Ender Cigeroglu, Özgür Uğraş Baran
Proc. ASME. IMECE2021, Volume 7B: Dynamics, Vibration, and Control, V07BT07A043, November 1–5, 2021
Paper No: IMECE2021-71055
DOI: https://doi.org/10.1115/IMECE2021-71055
View Paper titled, Nonlinear Vibrations of Rotor-Bearing Systems Supported by Squeeze Film Dampers Due to Unbalance Excitation
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Topics: Bearings, Dampers, Excitation, Rotors, Vibration, Damping, Algebra, Clearances (Engineering), Disks, Engines
Proceedings Papers

3D Linear Identification of Mechanical Joint Using FRF Decoupling and Inverse Structural Modification Methods

Hossein Soleimani, Ender Cigeroglu, H. Nevzat Özgüven
Proc. ASME. IDETC-CIE2021, Volume 10: 33rd Conference on Mechanical Vibration and Sound (VIB), V010T10A009, August 17–19, 2021
Paper No: DETC2021-70934
DOI: https://doi.org/10.1115/DETC2021-70934
View Paper titled, 3D Linear Identification of Mechanical Joint Using FRF Decoupling and Inverse Structural Modification Methods
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Topics: Bolted joints, Damping, Dynamic response, Dynamics (Mechanics), Finite element model, Modeling, Rivets, Stiffness, Structures
Proceedings Papers

Nonlinear Dynamic Analysis of an Asymmetric Ball Bearing Rotor System

Doğancan Bahan, Ender Ciğeroğlu
Proc. ASME. IMECE2019, Volume 4: Dynamics, Vibration, and Control, V004T05A090, November 11–14, 2019
Paper No: IMECE2019-12218
DOI: https://doi.org/10.1115/IMECE2019-12218
View Paper titled, Nonlinear Dynamic Analysis of an Asymmetric Ball Bearing Rotor System
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Topics: Ball bearings, Bearings, Dynamic analysis, Rotors
Proceedings Papers

The Effect of Stiffness and Loading Deviations in a Nonlinear Isolator Having Quasi Zero Stiffness and Geometrically Nonlinear Damping

Ata Donmez, Ender Cigeroglu, Gokhan O. Ozgen
Proc. ASME. IMECE2017, Volume 4B: Dynamics, Vibration, and Control, V04BT05A051, November 3–9, 2017
Paper No: IMECE2017-70963
DOI: https://doi.org/10.1115/IMECE2017-70963
View Paper titled, The Effect of Stiffness and Loading Deviations in a Nonlinear Isolator Having Quasi Zero Stiffness and Geometrically Nonlinear Damping
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Topics: Damping, Stiffness, Algebra, Deflection, Degrees of freedom, Linear vibration, Newton's method, Nonlinear differential equations
Proceedings Papers

Optimization of Tooth Bending Fatigue Characteristics of Spur Gear Pairs Using a Gear Dynamics-Based Approach

Yalın Öztürk, Ender Ciğeroğlu, H. Nevzat Özgüven
Proc. ASME. IDETC-CIE2015, Volume 10: ASME 2015 Power Transmission and Gearing Conference; 23rd Reliability, Stress Analysis, and Failure Prevention Conference, V010T11A023, August 2–5, 2015
Paper No: DETC2015-47136
DOI: https://doi.org/10.1115/DETC2015-47136
View Paper titled, Optimization of Tooth Bending Fatigue Characteristics of Spur Gear Pairs Using a Gear Dynamics-Based Approach
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Topics: Dynamics (Mechanics), Fatigue, Gears, Optimization, Spur gears, Fatigue life, Gear teeth, Torque
Proceedings Papers

Effects of Aircraft Aeroelastic Deformations on External Store Separation Dynamics

Mustafa Tugrul Kozak, Erdinc Nuri Yildiz, Yigit Yazicioglu, Ender Cigeroglu
Proc. ASME. IMECE2013, Volume 4A: Dynamics, Vibration and Control, V04AT04A082, November 15–21, 2013
Paper No: IMECE2013-63772
DOI: https://doi.org/10.1115/IMECE2013-63772
View Paper titled, Effects of Aircraft Aeroelastic Deformations on External Store Separation Dynamics
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Topics: Aircraft, Deformation, Dynamics (Mechanics), Separation (Technology), Aerodynamics, Flight, Elasticity, Stress, Aeroelasticity, Dynamic response
Journal Articles

Mistuning Identification of Integrally Bladed Disks With Cascaded Optimization and Neural Networks

Mehmet Ersin Yumer, Ender Cigeroglu, H. Nevzat Özgüven
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031008.
Paper No: TURBO-11-1259
DOI: https://doi.org/10.1115/1.4006667
Published Online: March 25, 2013
View Article titled, Mistuning Identification of Integrally Bladed Disks With Cascaded Optimization and Neural Networks
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Topics: Artificial neural networks, Disks, Optimization, Blades, Mode shapes
Proceedings Papers

Wedge Damper Modeling and Forced Response Prediction of Frictionally Constrained Blades

Ender Cigeroglu, Ning An, Chia-Hsiang Menq
Proc. ASME. GT2007, Volume 5: Turbo Expo 2007, 519-528, May 14–17, 2007
Paper No: GT2007-27963
DOI: https://doi.org/10.1115/GT2007-27963
View Paper titled, Wedge Damper Modeling and Forced Response Prediction of Frictionally Constrained Blades
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Topics: Blades, Dampers, Modeling, Wedges, Stiffness, Algebra, Centrifugal force, Disks, Dynamic analysis, Engines
Journal Articles

Forced Response Prediction of Constrained and Unconstrained Structures Coupled Through Frictional Contacts

Ender Cigeroglu, Ning An, Chia-Hsiang Menq
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2009, 131(2): 022505.
DOI: https://doi.org/10.1115/1.2940356
Published Online: December 23, 2008
View Article titled, Forced Response Prediction of Constrained and Unconstrained Structures Coupled Through Frictional Contacts
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Topics: Blades, Dampers, Disks, Friction, Stress, Wedges, Vibration