Results 1 to 10 of about 859 (124)

Parametric analysis on the global design of flexible riser under different environmental conditions using OrcaFlex [PDF]

open access: yesPLoS ONE
The application of flexible risers has led to increased production of fluid contents in the marine industry. This paper presents the design challenges of a flexible riser subjected to internal pressure under deep-water conditions, at a water depth of ...
Chiemela VÍCTOR Amaechi   +2 more
exaly   +9 more sources

OrcaFlex Modelling of a Multi-Body Floating Solar Island Subjected to Waves

open access: yesEnergies, 2022
Floating solar energy is an industry with great potential. As the industry matures, floating solar farms are considered in more challenging environments, where the presence of waves must be accounted for in mismatch studies and fatigue and mechanical ...
Jean-Christophe Gilloteaux
exaly   +5 more sources

Numerical Analysis Comparison Between ANSYS AQWA and OrcaFlex for a Hollow Box-Shaped Floating Structure

open access: yesJournal of Marine Science and Engineering
This study presents a numerical comparison between ANSYS AQWA (2023 R2) and the OrcaFlex package (OrcaWave + OrcaFlex) for a 10 × 10 × 2 m rectangular floating structure.
Woo Chul Chung
exaly   +5 more sources

On the Digital Twin of The Ocean Cleanup Systems—Part I: Calibration of the Drag Coefficients of a Netted Screen in OrcaFlex Using CFD and Full-Scale Experiments

open access: yesJournal of Marine Science and Engineering, 2023
The Ocean Cleanup introduces a Digital Twin (DT) describing the cleanup systems made of netting to extract marine litter from our oceans. It consists of two wings forming a “U-shape” and a retention zone.
Bruno Sainte-Rose   +1 more
exaly   +5 more sources

Modeling the TetraSpar Floating Offshore Wind Turbine Foundation as a Flexible Structure in OrcaFlex and OpenFAST

open access: yesEnergies, 2021
Floating offshore wind turbine technology has seen an increasing and continuous development in recent years. When designing the floating platforms, both experimental and numerical tools are applied, with the latter often using time-domain solvers based ...
Amy Robertson   +2 more
exaly   +4 more sources

Experimental validation of Orcaflex-based numerical models for the PEWEC device

open access: yesOcean Engineering, 2023
To design a Wave Energy Converter mooring system that ensures maintainability, resistance, and low costs, without affecting productivity, it is necessary to foster reliable numerical models. In the present paper, the validation of Orcaflex & COPY; simulations against the experiment results of the Pendulum Wave Energy Converter (PEWEC) 1:25 scale model,
Mauro Bonfanti   +2 more
exaly   +4 more sources

OrcaFlex predictions for a multi-float hinged WEC with nonlinear mooring systems: Elastic mooring force and dynamic motion

open access: yesOcean Engineering, 2023
The mooring system can affect the motion and energy output characteristics of a WEC. This study investigated the effects of an SPM mooring system in a M4 6-float WEC. The scaled model of M4 was modelled via both Orcaflex and experimental approaches. Compared with experimental results, the accuracy of the numerical results was found to be sensitive to ...
Chenyu Zhao   +2 more
exaly   +4 more sources

Structural Analysis of Deepwater Steel Catenary Riser using OrcaFlex

open access: yesJournal of Ocean Engineering and Technology, 2015
The design challenges when attempting to obtain sufficient strength for a deepwater steel catenary riser (SCR) include high stress near the hang-off location, an elevated beam-column buckling load due to the effective compression in the touchdown zone ...
Kyu-Sik Park   +5 more
exaly   +4 more sources

Development of coupling module between BHawC aeroelastic software and OrcaFlex for coupled dynamic analysis of floating wind turbines

open access: yesJournal of Physics: Conference Series, 2019
Floating Offshore Wind Turbines (FOWTs) dynamic analysis can be quite challenging as it requires to model within the same calculation aerodynamics, hydrodynamics, controller, moorings and structure behaviour.
V. Arramounet   +4 more
exaly   +3 more sources

A Comparative Investigation of Prevalent Hydrodynamic Modelling Approaches for Floating Offshore Wind Turbine Foundations: A TetraSpar Case Study [PDF]

open access: yesJournal of Marine Science and Engineering, 2021
Numerical models have been used extensively in the design process of the TetraSpar floating offshore wind turbine (FOWT) foundation to optimize and investigate the influence from a number of structural and environmental conditions.
Jonas Bjerg Thomsen   +2 more
doaj   +4 more sources

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