MagazineMARIN and the Dutch government join forces to examine the navigational safety of inland ships in shallow water
MARIN Report 128
21 Jan 2020
MARIN has joined forces with Rijkswaterstaat – the Dutch government’s executive agency in charge of public works and water management in the ...
safetyinland shippingmanoeuvring
PaperUsing CFD to determine scale effects on current loads of offshore vessels in side-by-side configuration
Ocean Engineering
1 Jan 2020
The scale effects and the shielding effects on the current loads for typical offshore vessels in side-by-side configuration are investigated using ...
cfdside-by-sidemodel testing
PaperOn the accuracy of partially averaged Navier–Stokes resolution estimates
International Journal of Heat and Fluid Flow
1 Dec 2019
Partially Averaged Navier–Stokes computations can employ three different approaches for specifying the ratio of modelled-to-total turbulence kinetic ...
cfdcfd/simulation/desk studies
PaperInvestigating the Effect of the Closure in Partially-Averaged Navier–Stokes Equations
Journal of Fluids Engineering
1 Dec 2019
The importance of the turbulence closure to the modeling accuracy of the partially-averaged Navier–Stokes equations (PANS) is investigated in ...
cfd developmentcfd/simulation/desk studies
PaperCFD Simulation of Semi-Submersible Floating Offshore Wind Turbine Under Pitch Decay Motion
2nd International Offshore Wind Technical Conference, St.Julians, Malta
3 Nov 2019
The application of a computational fluid dynamics (CFD) code to simulate the response of a semi-submersible floating wind turbine under pitch decay ...
stability, seakeeping and ocean engineeringcfdocean energyrenewablescfd/simulation/desk studiesblue growthfloating wind turbine
PaperA pragmatic method to simulate maneuvering in waves
SNAME Maritime Convention (SMC), Tacoma, Washington, USA
30 Oct 2019
In recent years, the need for a quantification of “maneuvering in waves” has increased due to both requirements for heading and track keeping of ...
manoeuvring and nautical studiesstability, seakeeping and ocean engineeringtime-domain simulationsmanoeuvringcfd/simulation/desk studies
PaperThe effect of leeway angle on the propeller performance
RINA International Conference on Wind Propulsion, London, UK
15 Oct 2019
One of the aspects influencing the performance of wind assisted vessels is the effect of leeway (drift) angle on the propeller performance. It is ...
cfd/simulation/desk studiesresistance and propulsionpropeller and cavitationmodel testing
PaperSeakeeping and manoeuvring for wind assisted ships
Wind Propulsion, London, UK
15 Oct 2019
Research on Wind Assisted Ship Propulsion (WASP) has until now focussed on performance in steady conditions whereas unsteady behaviour is an ...
stability, seakeeping and ocean engineeringmodel testing
PaperCalibration of flush-mounted hydrophones using various signal types
The 6th International Conference on Advanced Model Measurement Technology for the Maritime Industry (AMT’19)
9 Oct 2019
Measurements of cavitation-induced underwater radiated noise (URN) are carried out on a regular basis in MARIN’s Depressurised Wave Basin (DWB). The ...
calibrationhydrophonesunderwater radiated noisedepressurised wave basin.
PaperNoise measurements of a cavitating propeller in different facilities - Results of the round-robin test programme
The 6th International Conference on Advanced Model Measurement Technology for the Maritime Industry (AMT’19)
9 Oct 2019
Mitigation of shipping noise is a topical issue in marine engineering because of the dramatic increase in the levels of anthropogenic underwater ...
calibrationhydrophonesunderwater radiated noisedepressurised wave basin.
PaperAVT-301 Workshop on hydrodynamic flow around a submarine at straight flight and at incidence
AVT-307 Research Symposium on Separated Flow: Prediction, Measurement and Assessment for Air and Sea Vehicles, Trondheim, Norway
7 Oct 2019
CFD techniques and HPC resources have now advanced to a level that time-dependent simulations of manoeuvring partially- or fully-submerged bodies ...
PaperDissecting the aerodynamics of Morpho butterfly flight using various turbulence models
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
1 Oct 2019
Morpho butterflies are among the largest flying insects, boasting a wing that can reach 20 centimetres in span. Such characteristic allows these ...
cfdcfd/simulation/desk studies
PaperTurbulence Decay Corrections for Transitional Flow Calculations
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
1 Oct 2019
Transitional flow calculations are becoming increasingly common due to the emergence of applications operating at low Reynolds numbers and the ...
cfdcfd/simulation/desk studies
PaperShallow-water effects in ship model testing and at full scale
Ocean Engineering
1 Oct 2019
This paper addresses shallow-water ship model testing, and the determination of water depth effects on ship resistance. It is shown how effects of ...
resistance and propulsionpoweringmodel testing
PaperParameter Uncertainty Quantification applied to the Duisburg Propeller Test Case
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 Sep 2019
At model-scale conditions (diameter-based Reynolds number below 106), laminar-to-turbulent transition plays an important role on the performance of ...
data sciencecfdpropeller and cavitationcfd/simulation/desk studies