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Paper

Required test durations for converged short-term wave and impact extreme value statistics - Part 2: Deck box dataset

Marine Structures

1 Jul 2023

In the assessment of wave-in-deck loads for new and existing maritime structures typically model tests are carried out. To determine the most ...
wave measurementsseakeepingextreme conditionsoffshoreloads and responseseventsconcept basin, cb
Paper

Required test durations for converged short-term wave and impact extreme value statistics - Part 1: Ferry dataset

Marine Structures

1 Jul 2023

For the design of maritime structures in waves, the extreme values of responses such as motions and wave impact loads are required. Waves and ...
wave measurementsextreme conditionsseakeepingloads and responseseventsmodel testingsmb
Paper

Shape Optimization of a Naval Destroyer by Multi-Fidelity Methods

10th International Conference on Computational Methods in Marine Engineering (MARINE 2023), Madrid, Spain

26 Jun 2023

The paper presents and discusses the shape optimization of a destroyer-type vessel by means of several multi-fidelity approaches. The hull-form ...
resistance and propulsioncfdcfd/simulation/desk studiespowering
Paper

Comparison of RANS Turbulence Models for the Simulation of Smooth Wall Boundary-Layers in Pressure Gradients at Moderate and High Reynolds Numbers

10th International Conference on Computational Methods in Marine Engineering (MARINE 2023), Madrid, Spain

26 Jun 2023

In this work, our focus is to assess the effect of the Reynolds number on the performance of six different RANS turbulence models in the simulation ...
cfd developmentcfdcfd/simulation/desk studies
Paper

Combining deep reinforcement learning and computational fluid dynamics for efficient navigation in turbulent flows

10th International Conference on Computational Methods in Marine Engineering (MARINE 2023), Madrid, Spain

26 Jun 2023

Autonomous underwater vehicles (AUVs) face significant challenges when navigating in turbulent environments, particularly when carrying out tasks ...
data sciencecfdmanoeuvringautonomy and decision support
Paper

Influence of Ullage Pressure on Wave Impacts Induced by Solitary Waves in a Flume Tank

33rd International Ocean and Polar Engineering Conference (ISOPE), Ottawa, Canada

19 Jun 2023

We study experimentally the wave impacts generated by solitary waves and a bathymetry profile as a function of the ullage pressure within the range ...
wave measurementswaves, impacts and hydrostructuralmeasurements and controlpropeller and cavitationmodel testing
Paper

CFD Simulations of Two Wind Turbines Operating in Line

33rd International Ocean and Polar Engineering Conference (ISOPE), Ottawa, Canada

19 Jun 2023

Generally, the wake behind a wind turbine is characterized as a reduction in wind velocity and an increase in turbulence level compared to the free ...
wind farmsfloating wind turbineoffshore windcfdcfd/simulation/desk studies
Paper

Verification Study for CFD Simulations of NTNU Blind Test 1 Wind Turbine

32nd International Ocean and Polar Engineering Conference (ISOPE), Shanghai, China

12 Jun 2023

Computational Fluid Dynamics (CFD) simulations with fully resolved turbine geometries are increasingly popular for wind turbine aerodynamic ...
offshore windfloating wind turbinecfdcfd/simulation/desk studies
Paper

Innovative crash barrier concepts to prevent ship collisions with wind turbines

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023), Melbourne, Australia

11 Jun 2023

The rapid development of offshore wind farms coincides with a growing amount of ship movements. This combination puts pressure on maritime safety, ...
stability, seakeeping and ocean engineeringinfrastructureblue growthearly innovations and solutions
Paper

Scale effects and variability in wave-in-deck type of impact loading more insights into the results of the Breakin JIP

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE), Melbourne, Australia

11 Jun 2023

To quantify the loading due to breaking waves, model tests are currently the option of choice. However, it is suspected that scale effects lead to ...
waves, impacts and hydrostructuraloffshore windinfrastructureoil and gasrenewablesmodel testing
Paper

Prediction of short-term non-linear response using screening combined with multi-fidelity gaussian process regression

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE), Melbourne, Australia

11 Jun 2023

Predicting wave impact design loads is crucial for ensuring safety and performance of maritime structures, but it is challenging due to the ...
wave measurementsextreme conditionsloads and responsesassessmentevents
Paper

A systematic approach for developing a numerical wavetank to simulate driven shallow-and deep-water waves

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023), Melbourne, Australia

11 Jun 2023

Numerical models of wavetanks for nonlinear waves driven by waveflap/piston wavemakers are developed. Variational principles (VPs) for the ...
waves, impacts and hydrostructural
Paper

Wind turbine load monitoring during model-test in a wave basin

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023), Melbourne, Australia

11 Jun 2023

For the testing of floating wind turbines in a wave basin, several methods have been developed to include the wind turbine loads acting on the ...
Paper

Experimental modeling of water-wave interactions with a flexible beam

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE), Melbourne, Australia

11 Jun 2023

A series of fluid-structure-interaction (FSI) experiments is presented for studying water-wave interactions with a flexible beam in a wide range of ...
offshore windoffshorefloating wind turbine
Paper

Validation of a time domain panel code for prediction of impulsive wave loads on naval ships

42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023), Melbourne, Australia

11 Jun 2023

The focus of the present paper is on the prediction of wave loads experienced by a patrol boat and frigate at high speed. The basic principles of a ...
waves, impacts and hydrostructuraltime-domain simulationshydrostructuralseakeepingdefencecfd/simulation/desk studies