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Journal Articles

Nonstationary Stochastic Response of Hysteretic Systems Endowed With Fractional Derivative Elements

Wei Zhang, Pol D. Spanos, Alberto Di Matteo
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. June 2023, 90(6): 061011.
Paper No: JAM-23-1016
DOI: https://doi.org/10.1115/1.4056946
Published Online: March 16, 2023
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Topics: Differential equations, Dimensions, Displacement, Excitation, Hysteretic systems, Linearization techniques, Simulation, Statistics, Linear systems
Proceedings Papers

Hilbert Transform Generalization of a Classical Random Vibration Integral

Pol D. Spanos, Scott M. Miller
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Nonlinear Vibrations, 195-203, September 19–22, 1993
Paper No: DETC1993-0046
DOI: https://doi.org/10.1115/DETC1993-0046
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Topics: Algebra, Control engineering, Differential equations, Engineering mathematics, Random excitation, Random vibration, Spectra (Spectroscopy), Time-invariant systems, White noise
Journal Articles

Stochastic Response of Hysteresis System Under Combined Periodic and Stochastic Excitation Via the Statistical Linearization Method

Fan Kong, Pol D. Spanos
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. May 2021, 88(5): 051008.
Paper No: JAM-20-1669
DOI: https://doi.org/10.1115/1.4049836
Published Online: February 23, 2021
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Topics: Excitation
Journal Articles

Special Section on Response Analysis and Optimization of Dynamic Energy Harvesting Systems in Presence of Uncertainties

Agathoklis Giaralis, Ioannis A. Kougioumtzoglou, Pol D. Spanos
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Article Type: Guest Editorial
ASME J. Risk Uncertainty Part B. March 2021, 7(1): 010301.
Paper No: RISK-20-1116
DOI: https://doi.org/10.1115/1.4049201
Published Online: January 21, 2021
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Topics: Energy harvesting, Optimization, Uncertainty
Proceedings Papers

Efficient Nonlinear Response Determination of an Array of OWC Energy Harvesters

Giovanni Malara, Pol D. Spanos
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A040, August 3–7, 2020
Paper No: OMAE2020-19306
DOI: https://doi.org/10.1115/OMAE2020-19306
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Topics: Air flow, Breakwaters, Differential equations, Dynamics (Mechanics), Energy harvesting, Engineering systems and industry applications, Excitation, Generators, Ocean waves, Oscillations
Journal Articles

Formulation of Statistical Linearization for M-D-O-F Systems Subject to Combined Periodic and Stochastic Excitations

Pol D. Spanos, Ying Zhang, Fan Kong
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. October 2019, 86(10): 101003.
Paper No: JAM-19-1302
DOI: https://doi.org/10.1115/1.4044087
Published Online: July 17, 2019
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Topics: Excitation, Nonlinear systems
Proceedings Papers

Stochastic Dynamic Analysis of U-OWC Wave Energy Converters

Pol D. Spanos, Federica M. Strati, Giovanni Malara, Felice Arena
Proc. ASME. OMAE2017, Volume 10: Ocean Renewable Energy, V010T09A017, June 25–30, 2017
Paper No: OMAE2017-61522
DOI: https://doi.org/10.1115/OMAE2017-61522
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Topics: Damping, Design, Ducts, Dynamic analysis, Dynamic response, Engineering prototypes, Engineering simulation, Equations of motion, Linearization techniques, Nonlinear differential equations
Journal Articles

Galerkin Scheme-Based Determination of Survival Probability of Oscillators With Fractional Derivative Elements

Pol D. Spanos, Alberto Di Matteo, Yezeng Cheng, Antonina Pirrotta, Jie Li
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. December 2016, 83(12): 121003.
Paper No: JAM-16-1282
DOI: https://doi.org/10.1115/1.4034460
Published Online: September 14, 2016
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Topics: Harmonic oscillators, Probability
Journal Articles

Efficient Dynamic Analysis of a Nonlinear Wave Energy Harvester Model

Pol D. Spanos, Felice Arena, Alessandro Richichi, Giovanni Malara
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2016, 138(4): 041901.
Paper No: OMAE-15-1104
DOI: https://doi.org/10.1115/1.4032898
Published Online: April 7, 2016
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Topics: Damping, Design, Dynamic analysis, Dynamics (Mechanics), Energy harvesting, Equations of motion, Errors, Excitation, Nonlinear equations, Nonlinear waves
Journal Articles

An Efficient Wiener Path Integral Technique Formulation for Stochastic Response Determination of Nonlinear MDOF Systems

Ioannis A. Kougioumtzoglou, Alberto Di Matteo, Pol D. Spanos, Antonina Pirrotta, Mario Di Paola
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. October 2015, 82(10): 101005.
Paper No: JAM-15-1281
DOI: https://doi.org/10.1115/1.4030890
Published Online: July 10, 2015
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Topics: Displacement, Nonlinear systems, Path integrals, Reliability, Polynomials, Boundary-value problems, Dynamics (Mechanics), Probability, Simulation
Journal Articles

Survival Probability Determination of Nonlinear Oscillators Subject to Evolutionary Stochastic Excitation

Pol D. Spanos, Ioannis A. Kougioumtzoglou
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. May 2014, 81(5): 051016.
Paper No: JAM-13-1477
DOI: https://doi.org/10.1115/1.4026182
Published Online: January 15, 2014
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Topics: Excitation, Probability, Reliability, Density
Proceedings Papers

Estimating the ‘In-Service’ Modulus of Elasticity and Length of Polyester Mooring Lines via a Non Linear Viscoelastic Model Governed by Fractional Derivatives

Georgios I. Evangelatos, Pol D. Spanos
Proc. ASME. IMECE2012, Volume 8: Mechanics of Solids, Structures and Fluids, 687-698, November 9–15, 2012
Paper No: IMECE2012-85375
DOI: https://doi.org/10.1115/IMECE2012-85375
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Topics: Elastic moduli, Mooring, Polyester fabrics, Algorithms, Seas, Tension, Errors, Gulf of Mexico, Modeling, Ocean engineering
Proceedings Papers

Dynamics and Hydrodynamics of a Moored Floating Rectangular Structure Under the Action of Random Sea Waves

Giovanni Malara, Felice Arena, Pol D. Spanos
Proc. ASME. OMAE2011, Volume 2: Structures, Safety and Reliability, 385-395, June 19–24, 2011
Paper No: OMAE2011-49486
DOI: https://doi.org/10.1115/OMAE2011-49486
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Topics: Dynamics (Mechanics), Hydrodynamics, Mooring, Ocean waves, Waves, Diffraction, Radiation (Physics), Artificial islands, Boundary-value problems, Breakwaters
Journal Articles

Coupled Surge-Heave-Pitch Dynamic Modeling of Spar-Moonpool-Riser Interaction

Pol D. Spanos, Vincenzo Nava, Felice Arena
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Offshore And Structural Mechanics
J. Offshore Mech. Arct. Eng. May 2011, 133(2): 021301.
DOI: https://doi.org/10.1115/1.4001956
Published Online: December 6, 2010
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Topics: Damping, Pipeline risers, Risers (Casting), Spar platforms, Surges, Water, Hull, Differential equations, Stiffness, Mooring
Proceedings Papers

Coupled Surge-Heave-Pitch Dynamic Modeling of Spar-Moonpool-Riser Interaction

Pol D. Spanos, Vincenzo Nava, Felice Arena
Proc. ASME. OMAE2009, Volume 2: Structures, Safety and Reliability, 551-560, May 31–June 5, 2009
Paper No: OMAE2009-79844
DOI: https://doi.org/10.1115/OMAE2009-79844
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Topics: Dynamic modeling, Pipeline risers, Risers (Casting), Spar platforms, Surges, Wing spars, Plates (structures), Water, Center of mass, Damping
Proceedings Papers

Coupled Analysis of a Spar Structure: Monte Carlo and Statistical Linearization Solutions

Pol D. Spanos, Rupak Ghosh, Lyle D. Finn, John Halkyard
Proc. ASME. OMAE2003, Volume 1: Offshore Technology; Ocean Space Utilization, 603-609, June 8–13, 2003
Paper No: OMAE2003-37414
DOI: https://doi.org/10.1115/OMAE2003-37414
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Topics: Spar platforms, Wing spars, Friction, Mooring, Pipeline risers, Risers (Casting), Buoyancy, Stiffness, Center of mass, Coulombs
Proceedings Papers

Efficient Dynamic Analysis of a Combined Spar System via a Frequency Domain Approach

Pol D. Spanos, Rupak Ghosh, Lyle D. Finn, Fikry Botros, John Halkyard
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 327-335, June 12–17, 2005
Paper No: OMAE2005-67134
DOI: https://doi.org/10.1115/OMAE2005-67134
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Topics: Dynamic analysis, Spar platforms, Wing spars, Damping, Design, Mooring, Friction, Stiffness, Time-domain analysis, Buoyancy
Journal Articles

Coupled Analysis of a Spar Structure: Monte Carlo and Statistical Linearization Solutions

Pol D. Spanos, Fellow ASME, Rupak Ghosh, Lyle D. Finn, John Halkyard
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Article
J. Offshore Mech. Arct. Eng. February 2005, 127(1): 11–16.
DOI: https://doi.org/10.1115/1.1862253
Published Online: March 23, 2005
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Topics: Pipeline risers, Risers (Casting), Spar platforms, Surges, Mooring, Stiffness, Friction, Displacement
Journal Articles

Simulation of Homogeneous Two-Dimensional Random Fields: Part I—AR and ARMA Models

Marc P. Mignolet, Pol D. Spanos
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. June 1992, 59(2S): S260–S269.
DOI: https://doi.org/10.1115/1.2899499
Published Online: June 1, 1992
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Topics: Simulation, Algorithms, Approximation, Errors
Journal Articles

Simulation of Homogeneous Two-Dimensional Random Fields: Part II—MA and ARMA Models

Pol D. Spanos, Marc P. Mignolet
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. June 1992, 59(2S): S270–S277.
DOI: https://doi.org/10.1115/1.2899500
Published Online: June 1, 1992
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Topics: Simulation, Algorithms, Approximation, Errors