Hybrid frequency–time domain models for dynamic response analysis of marine structures

R Taghipour, T Perez, T Moan - Ocean Engineering, 2008 - Elsevier
Time-domain models of marine structures based on frequency domain data are usually built
upon the Cummins equation. This type of model is a vector integro-differential equation …

Time-vs. frequency-domain identification of parametric radiation force models for marine structures at zero speed

T Pérez, T Fossen - Modeling, Identification and Control, 2008 - eprints.qut.edu.au
The dynamics describing the motion response of a marine structure in waves can be
represented within a linear framework by the Cummins Equation. This equation contains a …

Finite-order hydrodynamic model determination for wave energy applications using moment-matching

N Faedo, Y Peña-Sanchez, JV Ringwood - Ocean Engineering, 2018 - Elsevier
The motion of a Wave Energy Converter (WEC) can be described in terms of an integro-
differential equation, which involves a convolution product. The convolution term, which …

Practical aspects of frequency-domain identification of dynamic models of marine structures from hydrodynamic data

T Perez, TI Fossen - Ocean Engineering, 2011 - Elsevier
The motion response of marine structures in waves can be studied using finite-dimensional
linear-time-invariant approximating models. These models, obtained using system …

Investigation of the complex dynamics of float-over deck installation based on a coupled heave-roll-pitch impact model

M Chen, RE Taylor, YS Choo - Ocean Engineering, 2017 - Elsevier
This paper describes an efficient methodology for analysing the dynamics of float-over deck
installation, particularly arising from the wave-induced impacts between multiple structures …

A semi-analytical hydrodynamic model for floating offshore wind turbines (FOWT) with application to a FOWT heave plate tuned mass damper

CE Høeg, Z Zhang - Ocean Engineering, 2023 - Elsevier
This paper proposes a semi-analytical MacCamy–Fuchs–Morison (MFM) hybrid
hydrodynamic model for very efficient simulations of FOWT responses without resorting to …

Performance characterization and modeling of an oscillating surge wave energy converter

A Ahmed, L Yang, J Huang, A Shalaby, R Datla… - Nonlinear …, 2024 - Springer
Testing wave energy converters in the ocean could be expensive and complex, which
necessitates the use of numerical modeling. However, accurately modeling the response of …

Time domain simulations of wind-and wave-induced load effects on a three-span suspension bridge with two floating pylons

Y Xu, O Øiseth, T Moan - Marine Structures, 2018 - Elsevier
The construction of a three-span suspension bridge with two floating pylons is currently
being considered for crossing the 5-km-wide and 550-m-deep Bjørnafjorden in Norway. The …

Frequency response estimation of floating structures by representation of retardation functions with complex exponentials

F Liu, J Chen, H Qin - Marine Structures, 2017 - Elsevier
This article aims at proposing a new frequency-domain response estimation method for
floating structures by dealing with fluid memory effects from the view point of signal …

Time domain modeling of a dynamic impact oscillator under wave excitations

M Chen, RE Taylor, YS Choo - Ocean engineering, 2014 - Elsevier
This paper establishes a methodology for analyzing the dynamics of a wave-induced impact
model, with emphasis on the modeling of float-over installations. The time domain model …