PaperMinimising ship afterbody wave making using multifidelity techniques
32nd Symposium on Naval Hydrodynamics, Hamburg, Germany
5 aug. 2018
A system for wave resistance minimisation of ship hull forms has been developed before. It uses surrogatebased global optimisation, with hull form ...
cfd developmentcfd/simulation/desk studiesresistance and propulsion
PaperRecent Developments in Computational Methods for the Analysis of Ducted Propellers in Open Water
32nd Symposium on Naval Hydrodynamics, Hamburg, Germany
5 aug. 2018
This paper presents an overview of the recent developments at IST and MARIN in applying computational methods for the hydrodynamic analysis of ...
resistance and propulsionpropeller and cavitation
PaperViscous flow simulations at high Reynolds numbers without wall functions - Is y+≃1 enough for the near-wall cells?
Computers and Fluids
15 jul. 2018
The Reynolds-Averaged Navier Stokes equations supplemented by eddy-viscosity models are still the most common mathematical model for the simulation ...
resistance and propulsionmodel testing
PaperA Contribution for the Assessment of Discretization Error Estimators Based on Grid Refinement Studies
Journal of Verification, Validation and Uncertainty Quantification
3 jul. 2018
Grid refinement studies are performed in sets of geometrically similar structured grids, permitting an unambiguous definition of the typical cell ...
PaperTowards guidelines for consistent wave propagation in CFD simulations
19th International Conference On Ship & Maritime Research (NAV2018), Trieste, Italy
22 jun. 2018
Accurate prediction of structures and vessels motion at sea is critical to guarantee the safety and comfort of passengers on board, but also to ...
cfdwaves, impacts and hydrostructural
PaperQuantifying the Uncertainty of the Crabbing Capability
37th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
Crabbing is a critical manoeuvre that requires all of the ship’s propulsors to counteract environmental forces. It is a complex hydrodynamic ...
time-domain simulationsmanoeuvringnautical operationscfd/simulation/desk studies
PaperWave Buoy Performance in Short and Long Waves, Evaluated Using Tests on a Hexapod
37th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
Offshore wave conditions can be measured using wave buoys, which are generally designed for wind waves. Longer waves (swell or bound second-order ...
wave measurementsfull scaleoffshorewaves & motionsseakeeping
PaperValidation Exercises for a Free Falling Wedge Into Calm Water
37rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
This paper presents the assessment of the modelling error (Validation) of a Navier-Stokes solver using Volume of Fluid (VOF) and moving grid ...
waves, impacts and hydrostructuralcfd developmentcfd/simulation/desk studies
PaperModel tests and numerical analysis for a floating mega island
37th International Conference on Ocean, Offshore & Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
About 70% of the earth’s surface area is covered with water. Due to the sea level rise and increasing population in coastal areas we need to use our ...
waves, impacts and hydrostructurallife at sea
PaperUseful Indicators for Screening of Sea States for Wave Impacts on Fixed and Floating Platforms
Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
Design approaches for wave impact on marine structures in storm sea-states are being reconsidered due to events related to the safety of North Sea ...
waves, impacts and hydrostructuraloffshore operationsoil and gasmodel testing
PaperUsing Nonlinear Wave Kinematics to Estimate the Loads on Offshore Wind Turbines in 3-Hour Sea States
Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018), Madrid, Spain
17 jun. 2018
The effects of operational wave loads and wind loads on offshore mono pile wind turbines are well understood. For most sites, however, the water ...
waves, impacts and hydrostructuralcfd developmentrenewablesoffshore wind
PaperChallenges in Scale-Resolving Simulations of turbulent wake flows with coherent structures
Journal of Computational Physics
15 jun. 2018
The objective of this work is to investigate the challenges encountered in Scale-Resolving Simulations (SRS) of turbulent wake flows driven by ...
cfd developmentcfd/simulation/desk studies
PaperValidation of a Non-Linear Sloshing Model
The 28th International Ocean and Polar Engineering Conference (ISOPE), Sapporo, Japan
10 jun. 2018
This paper focuses on the validation of a non-linear model of a partly filled LNG containment system. The numerical model can either represent a ...
stability, seakeeping and ocean engineeringtime-domain simulationsoil and gasmodel testingcfd/simulation/desk studies
PaperPredicting wind loads on single vessels and in side by side offloading configuration for FPSO and shuttle tanker using CFD
The 28th International Ocean and Polar Engineering Conference (ISOPE), Sapporo, Japan
10 jun. 2018
This paper presents the results of the wind loads on typical offshore vessels at model scale 1:250 obtained with CFD simulations. A FPSO, shuttle ...
stability, seakeeping and ocean engineeringcfdmanoeuvringoffshore operationspassengers and yachtingcfd/simulation/desk studies
PaperCurrent Status of Wind Load Calculations with CFD
The 28th International Ocean and Polar Engineering Conference (ISOPE), Sapporo, Japan
10 jun. 2018
In this paper the current status is presented for accurate and fast determination of wind load coefficients using Computational Fluid Dynamics ...
stability, seakeeping and ocean engineeringcfdmanoeuvringoffshore operationsoil and gascfd/simulation/desk studies