Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 18 of 18 for “"Floating-platform"”.
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Design of miniature floating platform for marginal fields
… presents the design of a novel type of miniature floating offshore platforms with a heave plate attached at the keel, suitable for developing deep-water marginal fields. This design features a small displacement, easy fabrication, reduced cost and a favourable motion performance in waves. The …
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Flexible dynamics of floating wind turbines
… model for a coupled analysis of offshore floating wind turbines consisting of a tower, a floating platform and a mooring system. In this multi-body, linear frequency-domain model, the tower is represented as a series of uniform Timoshenko beams connected to each other. The deflections of …
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Pile design using wave equation analysis program application in offshore wind farm
… farms offshore and designing a foundation for a floating platform is a challenge to geotechnical engineers. One of the methods to anchor the floating platform is to tether it down to the seabed with help of driven piles. This thesis considers a typical offshore site for designing a driven pile …
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A CFD study of fluid-structure interaction problems for floating offshore wind turbines
… installation. In the past few years, several floating wind projects have emerged where wind turbines are installed far offshore in deepwater sites on moored platforms. Compared to land-based or offshore fixed-bottom wind turbines, an FOWT is a fully coupled system where the wind turbine with …
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Responses of floating wind turbines to wind and wave excitation
… into deeper waters is the development of floating platform systems. This thesis will present a general technical description of two concept designs for floating wind turbine systems, and make a preliminary evaluation of their performance in wind and waves. A new approach to computing the …
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Análise global-local de "risers" flexíveis
… considering long period excursion of a floating platform. Linear static analysis of the local behaviour including resultant strains and stresses in the unbonded layers are also made for selected spans over the riser length. The obtained numerical results from a typical component are used …
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Developing a Platform for Expanding AUV exploRation to Longer ranges (PEARL)
… and labor to fish the AUVs out of the water. The Platform for Expanding AUV exploRation to Longer ranges (PEARL) described in this thesis aims to extend the range and duration of AUVs while reducing the overall operating cost. PEARL is an autonomous floating platform that utilizes renewable energy …
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Integrated Model of a Floating Nuclear System for Hydrogen and Ammonia Production
… It analyzes various designs of this integrated floating platform, assessing their economic and environmental benefits, particularly focusing on enhancing op- erational flexibility and increasing the platform’s value. This includes selling electricity to the grid at times of peak electricity …
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Offshore floating solar with compressed air storage as a baseload power plant for a data center
… and economic analysis of a novel offshore floating solar energy system integrated with Compressed Air Energy Storage (CAES) for reliable baseload power delivery to coastal data centers. The system architecture is modular, consisting of multiple “powercells,” each comprising a 5×5 …
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Design and construction of an offshore floating nuclear power plant
… the ongoing development of a new Offshore Floating Nuclear Plant (OFNP) concept that exhibits a promising potential for economic and rapid deployment on a global scale. The OFNP creatively combines state-of-the-art Light Water Reactors (LWRs) and floating platforms similar to those used in …
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Examination of hull forms for an Offshore Nuclear Plant
… design consists of a large cylindrical floating platform similar to existing platforms in the offshore oil and natural gas industries. This study investigates the advantages and disadvantages of different hull forms that the ONP may use in an effort to identify an optimal balance between …
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Ship collision and the Offshore Floating Nuclear Plant (OFNP) : analysis of possible threats and security measures
… -- light water reactors and offshore platforms -- into a new design called the Offshore Floating Nuclear Plant (OFNP). Deploying a nuclear reactor aboard a floating platform up to 12 nautical miles into the ocean raises unique security questions and considerations. This investigation …
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Dynamic analysis of a spar-type offshore floating wind turbine and its mooring system
… to build suitable fixed foundations, and floating offshore wind turbines become attractive. The OC3-Hywind is an offshore floating wind turbine (OFWT) supported by a spar platform and held in place with three mooring lines. It is important to study the dynamic responses of the floating …
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Experimental and Numerical Modelling of a Multiple Oscillating Water Column Structure
… physical and numerical modelling of an offshore floating platform, as proposed by a commercial developer. It is envisaged that the platform will capture both wave and wind energy, using an array of oscillating water columns (OWC) and conventional wind energy technology. The focus of this thesis …
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Development of improved solutions for steel catenary riser challenges
… include the branched riser system (BRS), the floating catenary riser system (FCR), the vessel relocation strategy (VRS) and the simulation stage-based pre-trenching technique (SSBPT). Also, the index matching technique (IMT) is developed for the optimisation process of some of the riser …