Modelling the stochastic dynamic behaviour of a pontoon bridge: A case study

KA Kvåle, R Sigbjörnsson, O Øiseth - Computers & Structures, 2016‏ - Elsevier
Herein, a study on the hydrodynamic modelling of pontoon bridges is presented, with the
Bergsøysund Bridge as a representative example. The model relies on the finite element …

Frequency versus time domain fatigue analysis of a semisubmersible wind turbine tower

MI Kvittem, T Moan - Journal of Offshore Mechanics …, 2015‏ - asmedigitalcollection.asme.org
The current paper deals with a study of a semisubmersible wind turbine (WT), where short-
term tower base bending moments and tower fatigue damage were estimated by a …

[HTML][HTML] A Rayleigh-Ritz solution for high order natural frequencies and eigenmodes of monopile supported offshore wind turbines considering tapered towers and soil …

Z Yu, J Amdahl - Marine Structures, 2023‏ - Elsevier
Offshore wind turbines may be exposed to extreme or accidental loads during the service
life, such as extreme water slamming, ship collisions, earthquakes, extreme winds, ice loads …

[HTML][HTML] Coupled aero-hydro-servo-elastic analysis of 10MW TLB floating offshore wind turbine

I Ramzanpoor, M Nuernberg, L Tao - Journal of Ocean Engineering and …, 2023‏ - Elsevier
This paper presents a fully coupled aero-hydro-servo elastic analysis of a 10MW offshore
wind turbine supported by a tension leg buoy (TLB) platform, with a taut mooring system …

Calibration of hydrodynamic coefficients for a semi-submersible 10 mw wind turbine

MI Kvittem, PA Berthelsen… - International …, 2018‏ - asmedigitalcollection.asme.org
Hydrodynamic model tests and numerical simulations may be combined in a complementary
manner during the design and qualification of new offshore structures. In the EU H2020 …

Slug flow and waves induced motions in flexible riser

A Ortega, A Rivera, CM Larsen - Journal of …, 2018‏ - asmedigitalcollection.asme.org
Flexible risers provide optimum solutions for deep water offshore fields. Reliable dynamic
analysis of this kind of slender structure is crucial to ensure safety against long time fatigue …

Simplified methods applied to nonlinear motion of spar platforms

HA Haslum - 2000‏ - osti.gov
Simplified methods for prediction of motion response of spar platforms are presented. The
methods are based on first and second order potential theory. Nonlinear drag loads and the …

On the dynamic response of flexible risers caused by internal slug flow

A Ortega, A Rivera, OJ Nydal… - International …, 2012‏ - asmedigitalcollection.asme.org
Slug flow through flexible risers is a frequent phenomenon which occurs during production
of a mixture of oil and gas. The dynamic nature of the slug pattern induces time varying …

Flexible riser response induced by combined slug flow and wave loads

A Ortega, A Rivera, CM Larsen - International …, 2013‏ - asmedigitalcollection.asme.org
Flexible risers provide optimum solutions for deep water offshore fields. Reliable dynamic
analysis of this kind of slender structure is crucial to ensure safety against long time fatigue …

Stochastic modelling of cross-flow vortex-induced vibrations

JV Ulveseter, MJ Thorsen, S Sævik, CM Larsen - Marine Structures, 2017‏ - Elsevier
Semi-empirical models are commonly used to predict vortex-induced vibrations (VIV). The
empirical parameters are traditionally found from forced harmonic motion tests of short rigid …