PaperCFD, potential flow and system-based simulations of fully appended free running 5415M in calm water and waves
International Shipbuilding Progress
4 Dec 2018
The seakeeping ability of ships is one of the aspects that needs to be assessed during the design phase of ships. Traditionally, potential flow ...
cfd developmentcfd/simulation/desk studiestime-domain simulationsseakeeping
PaperPrediction methods for team akzonobel in the volvo ocean race and wind assisted ship propulsion for merchant vessels
25th International HISWA Symposium on Yacht Design and Yacht Construction, Amsterdam, the Netherlands
12 Nov 2018
MARIN, team AkzoNobel and STEAM Ocean initiated the “W!ND” Joint Industry project with other partners to provide speed predictions and advice on ...
cfd/simulation/desk studiesresistance and propulsionrenewablesmodel testingblue growth
PaperChaotic multigrid methods for the solution of elliptic equations
Computer Physics Communications
10 Nov 2018
Supercomputer power has been doubling approximately every 14 months for several decades, increasing the capabilities of scientific modelling at a ...
simulationscfdcfd/simulation/desk studies
PaperRobust thrust allocation algorithm considering hydrodynamic interactions and actuator physical limitations
Journal of Marine Science and Technology
9 Nov 2018
The dynamic positioning (DP) system is responsible for the station keeping of vessels in several offshore operations. The forces required by the DP ...
dynamic positioningmanoeuvring and nautical studiesstability, seakeeping and ocean engineeringmeasurements and controltime-domain simulationscfdoil and gascfd/simulation/desk studies
PaperJores jip – A unique joint industry project to close the knowledge gap on ship hydrodynamics
Full Scale Ship Performance Conference, London, UK
24 Oct 2018
With the implementation of new environmental regulations, the shipping industry is challenged and hence highly motivated to explore new energy ...
cfd developmentpoweringmonitoring
PaperOn the analysis of RANS-based full-scale power predictions
Full Scale Ship Performance, London, UK
24 Oct 2018
Power predictions for the test case of the 2016 LR Workshop on Ship Scale Hydrodynamic Computer Simulation have been carried out to simulate the ...
cfdanalysis and predictioncfd/simulation/desk studies
PaperCode Verification exercise for 2D Poiseuille flow with non-Newtonian fluid
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
Safe navigation in port and waterways is ensured by setting a minimum distance between the ship’s keel and the bottom, known as the under keel ...
cfdmanoeuvringnautical operationsauthorities and regulatorscfd/simulation/desk studies
PaperAssessment of RANS Transition Models
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
Many naval and aeronautical applications deal with flows which occur at Reynolds numbers that are typically larger than 107. Under these conditions ...
cfdcfd/simulation/desk studies
PaperApplication of the SIMPLE Algorithm to a Manufactured Subsonic Flow
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
In general, numerical flow simulations in naval and offshore industries consider the fluids to be incompressible, i.e., with constant density. ...
cfdcfd/simulation/desk studies
PaperImplementation and Verification of an Explicit Overset Grid Method
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
The design of modern ships capable of achieving complex manoeuvres and handle dynamic ocean environment requires a precise understanding of the flow ...
cfdcfd/simulation/desk studies
PaperEvaluation of a Coupled Level Set and Volume of Fluid Method for Unstructured Meshes
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
A model for free surface flows has been developped for fully unstructured CFD solvers, coupling a Volume of Fluid (VOF) method (Hirt et al. 1981) ...
cfd/simulation/desk studiescfd
PaperOn the Role of Iterative Errors in Unsteady Flow Simulations
21st Numerical Towing Tank Symposium (NuTTS 2018), Cortona, Italy
30 Sep 2018
Simulation of (statistically) unsteady flows is no longer an exceptional task in Engineering applications. For wall bounded (turbulent) flows at ...
cfdcfd/simulation/desk studies
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
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
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