MagazineBetter Ships, blue Oceans!
MARIN Report 122
15 Dec 2017
Reading time 9 minutes
The next few years are essential for the future of the maritime sector and MARIN. We are facing the challenge of clean (zero emission) transport ...
MagazineMARINinside - your interface with MARIN hydrodynamics
MARIN Report 122
15 Dec 2017
Reading time 3 minutes
A few years ago, we were asked to take care of the hydrodynamic model of a challenging, autonomous underwater vehicle, as part of a larger ...
MagazinePutting a new spin on propeller design
MARIN Report 122
15 Dec 2017
Reading time 6 minutes
With regard to propeller design MARIN focuses on the best possible compromise between the propulsive efficiency and cavitation nuisance, and how ...
MagazineTopsector on the importance of PPP and MARIN's unique role in the maritiem industry
MARIN Report 122
15 Dec 2017
Reading time 6 minutes
Promoting cooperation, in-depth knowledge, unique facilities and
having the right people to push the boundaries are all part of MARIN's role in the ...
MagazineTocardo reaches for the moon
MARIN Report 122
15 Dec 2017
Reading time 3 minutes
Major step forward in energy extraction from the perpetual motion of the moon.
MagazineA new concept is born: Comfort Draft for semi-submersible yachts
MARIN Report 122
15 Dec 2017
Reading time 3 minutes
Over the last 20 years, the motion at anchor has been a focal point in yacht design as it is considered a major cause of discomfort. The issue has ...
PaperSimulation of the flow around a circular cylinder at Re=3900 with Partially-Averaged Navier-Stokes equations
International Journal of Heat and Fluid Flow
1 Nov 2017
This study employs Partially-Averaged Navier-Stokes (PANS) equations to simulate the flow around a smooth circular cylinder at Reynolds number 3900. ...
PaperRandom uncertainty of variance of finite length measurement signals
The 5th International Conference on Advanced Model Measurement Technology for the Maritime Industry (AMT’17), Glasgow, UK
18 Oct 2017
When considering stationary measurements, the finite length of any practical measurement imposes a random uncertainty component to statistical ...
cfd developmentcfdcfd/simulation/desk studiesgeometry and cfd
PaperExploratory measurements of cavitation nuclei in the wake of a ship model
The 5th International Conference on Advanced Model Measurements Technology for The Maritime Industry (AMT ’17), Glasgow, UK
18 Oct 2017
Cavitation is an important phenomenon influencing the performance of ship propellers and rudders. It is well known that if substantial cavitation ...
manoeuvring and nautical studiessustainable propulsionmeasurements and controldata sciencenoise and vibrationresistance and propulsionmarine systemsdefencepassengers and yachtingtransport and shippingmodel testingcavitationpropellerpropulsor
PaperAdvanced measurements of rim-driven tunnel thrusters -The Wageningen TT-series JIP
5th International Conference on Advanced Model Measurements Technology for the Maritime Industry (AMT’17), Glasgow, UK
11 Oct 2017
For the Wageningen TT-series JIP a rim-driven tunnel thruster test set-up was used to evaluate the cavitation dynamics, underwater radiated noise ...
manoeuvring and nautical studiessustainable propulsionmeasurements and controldata sciencenoise and vibrationresistance and propulsionmarine systemsdefencepassengers and yachtingtransport and shippingmodel testingcavitationpropellerpropulsor
PaperRound Robin test on the underwater radiated noise of a cavitating ship propeller in open water
The 5th international conference on advanced model measurements technology (AMT’17), Glasgow, Scotland, UK
11 Oct 2017
Due to concerns about its effect on marine life, shipping noise is receiving increasing attention within the maritime industry. The primary noise ...
sustainable propulsionmeasurements and controldata sciencenoise and vibrationresistance and propulsionmarine systemspoweringdefencepassengers and yachtingtransport and shippingmodel testingshipscavitationpropellerpropulsor
PaperModelling of the Plume of a Submerged Exhaust System
20th Numerical Towing Tank Symposium (NuTTS), Wageningen, The Netherlands
3 Oct 2017
The Royal Netherlands Navy (RNN) currently operates four diesel-electric Walrus class submarines. The submarines sail submerged on electric engines ...
manoeuvring and nautical studiescfd developmentcfd/simulation/desk studiestime-domain simulationsmanoeuvringinfrastructuredefencepassengers and yachtingtransport and shippingresearch and developmentnavysimulationsresearch
PaperSurge Decay Simulations of a Semi-Submersible Floating Offshore Wind Turbine
20th Numerical Towing Tank Symposium (NuTTS), Wageningen, The Netherlands
3 Oct 2017
The state of the art to simulate the dynamic behaviour of floating wind turbines is to use Blade Element Momentum Theory (BEMT) for the aerodynamics ...
stability, seakeeping and ocean engineeringcfd developmentcfd/simulation/desk studiestime-domain simulationsrenewablesresearch and developmentsimulationsdampingeventsrenewable energyrentresearch
PaperOn the Decay of Freestream Turbulence Predicted by Two-equation Eddy-viscosity Models
20th Numerical Towing Tank Symposium (NuTTS), Wageningen, The Netherlands
3 Oct 2017
As reported before by Spalart and Rumsey (2007), the decay of freestream turbulence in two-equation eddy-viscosity turbulence models is ...
cfd developmentcfd/simulation/desk studiestime-domain simulationsresistance and propulsionresearch and developmentsimulationsresearch
PaperAnalysis of Hydrofoil Cavitation using Proper Orthogonal Decomposition
20th Numerical Towing Tank Symposium (NuTTS), Wageningen, The Netherlands
3 Oct 2017
Cavitation is the change of phase from liquid to vapor when the pressure falls below the saturation pressure. For marine propellers, occurrence of ...
cfd developmentcfd/simulation/desk studiestime-domain simulationsresearch and developmentsimulationsresearch