A CORRECTION METHOD FOR SHALLOW-WATER EFFECTS ON SHIP SPEED TRIALS In July 2021, the 29th ITTC conference accepted a new procedure to correct ship speed trials results for the effect of shallow water, under the name ‘Raven shallow water correction’. Adoption of this procedure was proposed by the ITTC Specialist Committee on Operation of Ships […]

  VALIDATION OF THE RESISTANCE OF A PLATE MOVING THROUGH MUD – CFD MODELLING AND TOWING TANK EXPERIMENTS Authors Lovato, S., Kirichek, A., Toxopeus, S.L., Settels, J.W., Keetels, G.H. Conference/Journal Ocean Engineering Date Aug 15, 2022 Volume 258 DOI https://doi.org/10.1016/j.oceaneng.2022.111632 When investigating the effect of muddy seabeds on marine vessels using Computational Fluid Dynamics (CFD) software, […]

PREDICTING CAVITATING PROPELLER NOISE IN OFF-DESIGN CONDITIONS USING SCALE-RESOLVING CFD SIMULATIONS Authors Lidtke, A.K., Lloyd, T., Lafeber, F.H., Bosschers, J. Conference/Journal Ocean Engineering Date Jun 15, 2022 Volume 254 DOI https://doi.org/10.1016/j.oceaneng.2022.111176 There is increasing awareness about the harmful impact of underwater radiated noise of shipping on the marine environment, with propeller cavitation being a major contributor […]

PARAMETRIC ROLLING WITH WAVES FROM ASTERN The size of deep sea container ships has increased dramatically over the past decades. The loss of containers and their impact on the marine and coastal environments raised public and politic concerns on the safety and environmental impact of modern container ships. Authorities and industries are urged to evaluate […]

BLUEWEEK 2022 AFTER MOVIE A warm thank you to all participants of the BlueWeek 2022. Thanks to you, we continue sharing knowledge and creating synergy to create a better future. A sustainable future for Oceans, Energy and Shipping. We look forward to meet you in spring 2023 for the 11th edition of the BlueWeek, with […]

HIGH-SCHOOL STUDENTS TEST MULTI-BODY FLOATING ISLANDS Last Friday was not an average day in the office at MARIN when 300+ high school students from CSG Het Streek, Het Erasmus, and Pallas Athene College tested their designs for a multi-body floating island in MARIN’s Concept Basin. The students impressed us with their carefully engineered representations of […]

FINAL PROGRAMME BLUEWEEK 2022 The programme of the upcoming BlueWeek2022 is now final, with technical sessions on Natural Propulsion (Monday), Zero Emission Shipping (Tuesday) and Mooring systems for Offshore renewable energy (Thursday). Workshops will be organised on board on Friday to discuss and debate about the Future North Sea as balanced powerhouse. The BlueWeek proposes […]

UKC Policy for the Port of Rotterdam On behalf of the Port of Rotterdam Authority MARIN conducted a study to substantiate guidelines for the minimum Under Keel Clearance (UKC) for ultra large container vessels.  With the dimensions of container vessels continually increasing and given the tendency to visit the port laden to the maximum draught […]