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Immink, Leon (author)
Within this thesis an attempt is made to improve the seakeeping of a Service Operation Vessel (SOV) by means of an active anti-roll tank (ART). It is researched if the addition of a wave prediction system can improve the ART’s performance. As the seakeeping of the SOV is most important for the installed motion compensated gangway, the...
master thesis 2021
Van Heijst, J.F. (author)
In the past Jumbo Maritime has focused mostly on port-to-port transport of heavy loads. During the last decade their focus shifted slightly towards the offshore market: two of the J-type vessels have been outfitted with DP2 systems and deep water winches. The motion behaviour of these monohull vessels in offshore lifting operations, during which...
master thesis 2015
Van Slooten, M.A. (author)
One way of stabilizing a ship is by anti-roll tanks. There are three kinds of anti-roll tanks: the free-surface, U-tube and free-flooding tanks. Of these the free-flooding anti-roll tank is the least known and applied. The reason is that the performance of these tanks is reduced due to a momentum drag penalty incurred at forward speeds. This...
master thesis 2014