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Groenewegen, Rik (author)The first large offshore wind farms installed in the North Sea Region (NSR) soon reach their technical end of lifetime. The wind turbines in these farms will have to be decommissioned after power production has stopped. Currently offshore wind turbines are decommissioned based on a method called reversed installation, a time consuming and...master thesis 2022
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de Kruijf, Theo (author)Offshore Wind Farms (OWFs) have developed into an integral part of the European energy transition in the fight against climate change. The North Sea, with its excellent wind conditions and soil characteristics, as well as ports and industrial energy consumers nearby, has become the epicenter of offshore wind development. The coming years will...master thesis 2021
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Bakker, Marieke (author)Amazing Grace will be needed for the removal of offshore platforms that are out of Pioneering Spirit 's reach. The base case design of Amazing Grace is an enlarged version of Pioneering Spirit (Figure 1). Amazing Grace uses mainly Quick drop Ballast tanks, releasing a lot of water at once, for lifting. Pioneering Spirit uses mainly a pneumatic...master thesis 2019
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Van Ewijk, E.M. (author)For more than a decade Jumbo has been active on the offshore market performing offshore installation projects with their two DP2 J-class vessels. However, the offshore market is a continuously growing and changing market and in order to keep up with these changes, Jumbo needs to innovate and investigate new activities within this offshore market...master thesis 2016
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De Groote, P.F.N. (author)The purpose of this thesis is to estimate the required forces for a hydraulic decommissioning cutting tool. The reason for this thesis topic is because of clear regulations and demand according offshore decommissioning. Abandoned offshore structures require to be decommissioned after their lifespan. The low oil prices these days and the pressure...master thesis 2015