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Mohammad A. AL-Shudeifat
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Journal Articles

Periodic Motion and Frequency Energy Plots of Dynamical Systems Coupled With Piecewise Nonlinear Energy Sink

Mohammad A. Al-Shudeifat, Adnan S. Saeed
Journal: Journal of Computational and Nonlinear Dynamics
Article Type: Research-Article
J. Comput. Nonlinear Dynam. April 2022, 17(4): 041005.
Paper No: CND-21-1213
DOI: https://doi.org/10.1115/1.4053509
Published Online: February 14, 2022
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Topics: Damping, Dynamic systems, Oscillations, Resonance, Stiffness, Symmetry (Physics), Clearances (Engineering), Energy transformation, Wavelet transforms
Journal Articles

Effect of Negative Stiffness Content on the Periodic Motion of Nonlinearly Coupled Oscillators

Mohammad A. Al-Shudeifat
Journal: Journal of Computational and Nonlinear Dynamics
Article Type: Technical Briefs
J. Comput. Nonlinear Dynam. November 2021, 16(11): 114501.
Paper No: CND-21-1146
DOI: https://doi.org/10.1115/1.4052287
Published Online: September 22, 2021
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Topics: Stiffness, Oscillations
Journal Articles

Breathing Crack Model Effect on Rotor's Postresonance Backward Whirl

Tariq Alzarooni, Mohammad A. Al-Shudeifat, Oleg Shiryayev, C. Nataraj
Journal: Journal of Computational and Nonlinear Dynamics
Article Type: Research-Article
J. Comput. Nonlinear Dynam. December 2020, 15(12): 121007.
Paper No: CND-20-1080
DOI: https://doi.org/10.1115/1.4048358
Published Online: October 23, 2020
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Topics: Bearings, Fracture (Materials), Rotors, Whirls, Anisotropy, Stiffness
Journal Articles

Nonlinear Energy Sinks With Piecewise-Linear Nonlinearities

Mohammad A. AL-Shudeifat
Journal: Journal of Computational and Nonlinear Dynamics
Article Type: Technical Briefs
J. Comput. Nonlinear Dynam. December 2019, 14(12): 124501.
Paper No: CND-19-1009
DOI: https://doi.org/10.1115/1.4045052
Published Online: October 18, 2019
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Topics: Stiffness, Damping, Clearances (Engineering), Displacement, Computer simulation, Oscillations
Proceedings Papers

Effect of Angular Acceleration and Unbalance Force Orientation on the Backward Whirl in Cracked Rotors

Fatima K. Alhammadi, Mohammad A. AL-Shudeifat, Oleg Shiryayev
Proc. ASME. IMECE2018, Volume 11: Acoustics, Vibration, and Phononics, V011T01A003, November 9–15, 2018
Paper No: IMECE2018-87476
DOI: https://doi.org/10.1115/IMECE2018-87476
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Topics: Rotors, Whirls, Vibration, Disks, Aerospace industry, Computer simulation, Crack propagation, Fracture (Materials), Steady state, Testing
Proceedings Papers

Capturing BW Zone in an Intact Rotor System

Fatima K. Alhammadi, Mohammad A. AL-Shudeifat, Oleg Shiryayev
Proc. ASME. IMECE2018, Volume 11: Acoustics, Vibration, and Phononics, V011T01A023, November 9–15, 2018
Paper No: IMECE2018-87480
DOI: https://doi.org/10.1115/IMECE2018-87480
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Topics: Rotors, Aerospace industry, Whirls, Aircraft engines, Compressors, Computer simulation, Disks, Fracture (Materials), Gas turbines, Transients (Dynamics)
Proceedings Papers

Vibration Suppression in Two-Dimensional Oscillation Dynamical Systems

Adnan S. Saeed, Mohammad A. AL-Shudeifat
Proc. ASME. IMECE2018, Volume 4B: Dynamics, Vibration, and Control, V04BT06A015, November 9–15, 2018
Paper No: IMECE2018-87858
DOI: https://doi.org/10.1115/IMECE2018-87858
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Topics: Dynamic systems, Oscillations, Vibration suppression, Vibration, Vibration absorbers, Energy dissipation, Energy transformation, Excitation, Optimization
Proceedings Papers

Modal Damping and Frequency Variations in Nonlinearly Coupled Oscillators With Negative Linear Stiffness Components

Fatima K. Alhammadi, Mohammad A. AL-Shudeifat
Proc. ASME. IMECE2018, Volume 4B: Dynamics, Vibration, and Control, V04BT06A021, November 9–15, 2018
Paper No: IMECE2018-87474
DOI: https://doi.org/10.1115/IMECE2018-87474
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Topics: Damping, Stiffness, Degrees of freedom, Equations of motion, Nonlinear dynamical systems, Potential energy
Proceedings Papers

Negative Effective Stiffness Content in Cracked Rotors

Mohammad A. AL-Shudeifat, Fatima K. Alhammadi
Proc. ASME. IMECE2018, Volume 4A: Dynamics, Vibration, and Control, V04AT06A002, November 9–15, 2018
Paper No: IMECE2018-87470
DOI: https://doi.org/10.1115/IMECE2018-87470
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Topics: Rotors, Stiffness, Fracture (Materials), Whirls, Equations of motion, Dynamic systems, Excitation, Failure, Finite element model, Risk
Journal Articles

Effect of Unbalance Force Vector Orientation on the Whirl Response of Cracked Rotors

Mohammad A. AL-Shudeifat, Hanan Al Hosani, Adnan S. Saeed, Shadi Balawi
Journal: Journal of Vibration and Acoustics
Article Type: Research-Article
J. Vib. Acoust. April 2019, 141(2): 021001.
Paper No: VIB-18-1053
DOI: https://doi.org/10.1115/1.4041462
Published Online: October 16, 2018
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Topics: Disks, Fracture (Materials), Rotors, Whirls, Bearings, Vibration, Computer simulation, Stiffness
Journal Articles

Application of the Proper Orthogonal Decomposition Method for Cracked Rotors

Mohammad A. Al-Shudeifat, Ayesha Al Mehairi, Adnan S. Saeed, Shadi Balawi
Journal: Journal of Computational and Nonlinear Dynamics
Article Type: Research-Article
J. Comput. Nonlinear Dynam. November 2018, 13(11): 111006.
Paper No: CND-18-1020
DOI: https://doi.org/10.1115/1.4041234
Published Online: September 12, 2018
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Topics: Fracture (Materials), Principal component analysis, Rotors, Vibration, Whirls, Computer simulation
Proceedings Papers

Frequency-Energy Dependence of the Bistable Nonlinear Energy Sink

Mohammad A. AL-Shudeifat, Adnan S. Saeed
Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A022, August 6–9, 2017
Paper No: DETC2017-67780
DOI: https://doi.org/10.1115/DETC2017-67780
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Topics: Computer simulation, Damping, Energy levels (Quantum mechanics), Energy transformation, Equilibrium (Physics), Harmonic oscillators, Oscillations, Stiffness, Wavelet transforms
Proceedings Papers

A New Type of NES: Rotary Vibro-Impact

Adnan S. Saeed, Mohammad A. AL-Shudeifat
Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A005, August 6–9, 2017
Paper No: DETC2017-67774
DOI: https://doi.org/10.1115/DETC2017-67774
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Topics: Degrees of freedom, Energy dissipation, Energy transformation
Proceedings Papers

Application of the POD Method for Cracked Rotors

Ayesha Al Mehairi, Mohammad A. AL-Shudeifat, Shadi Balawi, Adnan S. Saeed
Proc. ASME. IDETC-CIE2017, Volume 6: 13th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T10A055, August 6–9, 2017
Paper No: DETC2017-68255
DOI: https://doi.org/10.1115/DETC2017-68255
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Topics: Rotors, Whirls, Fracture (Materials), Crack propagation, Principal component analysis, Vibration
Proceedings Papers

Analytical Treatment for Bistable Nonlinearly Coupled Oscillators

Mohammad A. AL-Shudeifat, Adnan S. Saeed
Proc. ASME. IDETC-CIE2017, Volume 6: 13th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T10A001, August 6–9, 2017
Paper No: DETC2017-67762
DOI: https://doi.org/10.1115/DETC2017-67762
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Topics: Approximation, Degrees of freedom, Harmonic oscillators, Resonance, Stiffness, Symmetry (Physics)
Proceedings Papers

Effect of Unbalance Force Direction on a Cracked Rotor Whirl Response

Hanan Al Hosani, Mohammad A. AL-Shudeifat, Adnan S. Saeed, Shadi Balawi
Proc. ASME. IDETC-CIE2017, Volume 6: 13th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T10A056, August 6–9, 2017
Paper No: DETC2017-68261
DOI: https://doi.org/10.1115/DETC2017-68261
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Topics: Rotors, Whirls, Fracture (Materials), Computer simulation, Bearings, Disks, Equations of motion, Finite element analysis, Stiffness
Proceedings Papers

Amplitude-Dependent Stiffness Method for Studying Frequency and Damping Variations in Nonlinear Dynamical Systems

Mohammad A. AL-Shudeifat
Proc. ASME. IDETC-CIE2017, Volume 6: 13th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T10A047, August 6–9, 2017
Paper No: DETC2017-67918
DOI: https://doi.org/10.1115/DETC2017-67918
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Topics: Damping, Nonlinear dynamical systems, Stiffness, Equations of motion
Journal Articles

Nonlinear Energy Sinks With Nontraditional Kinds of Nonlinear Restoring Forces

Mohammad A. AL-Shudeifat
Journal: Journal of Vibration and Acoustics
Article Type: Technical Briefs
J. Vib. Acoust. April 2017, 139(2): 024503.
Paper No: VIB-15-1245
DOI: https://doi.org/10.1115/1.4035479
Published Online: February 22, 2017
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Topics: Damping, Stiffness, Shock (Mechanics), Computer simulation, Harmonic oscillators, Oscillations, Energy transformation, Energy dissipation, Hardening, Resonance
Proceedings Papers

Enhanced Rotating Nonlinear Energy Sink

Mohammad A. Al-Shudeifat, Adnan S. Saeed
Proc. ASME. IDETC-CIE2016, Volume 6: 12th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T09A049, August 21–24, 2016
Paper No: DETC2016-60013
DOI: https://doi.org/10.1115/DETC2016-60013
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Topics: Damping, Springs, Stiffness
Proceedings Papers

Approximation of the Frequency-Energy Dependence in the Nonlinear Dynamical Systems

Mohammad A. Al-Shudeifat
Proc. ASME. IDETC-CIE2016, Volume 6: 12th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T09A042, August 21–24, 2016
Paper No: DETC2016-60163
DOI: https://doi.org/10.1115/DETC2016-60163
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Topics: Approximation, Nonlinear dynamical systems, Computer simulation, Damping, Energy levels (Quantum mechanics), Harmonic oscillators