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.
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Showing 1 to 20 of 26 for “"Offshore wind energy"”.
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Quantifying emissions reductions from New England offshore wind energy resources
… robust tools to quantify the impact of renewable energy resources on air emissions from fossil fuel power plants is important to governments aiming to improve air quality and reduce greenhouse gases at least cost. It is also important to renewable energy developers seeking to gather support and …
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Marine Spatial Planning for Offshore Wind Energy Projects in the North Sea: Lessons for the United States
Addressing spatial conflicts among offshore wind energy (OWE) projects and other resource users is a new issue in the United States as proposals for renewable energy projects transition from theoretical to actual installations in U.S. waters. This study investigated how three countries in the North …
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AI-based hybrid optimisation of multi-megawatt scale permanent magnet synchronous generators for offshore wind energy capture
… fossil fuels still dominated the global final energy landscape. Technological advances and rapid deployment of various renewable energy technologies have demonstrated their potential at reducing the worlds dependency on fossil fuels and their negative impacts. Presently, wind energy is the most …
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Estimating atmospheric boundary layer turbulence in the marine environment using lidar systems with applications for offshore wind energy
… fields, but of particular importance to the wind energy industry. Contributing to both the efficiency of energy extraction and the life-cycle cost of the turbine itself, turbulence in the atmospheric boundary layer is estimated within the wind energy industry as Turbulence Intensity (TI) and …
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Potential Interaction Analysis of Offshore Wind Energy Areas and Breeding Avian Species on the US Mid-Atlantic Coast
<p>Due to increasing US interest in developing wind energy sites in offshore waters, we synthesized existing data on colonial breeding seabird populations with the potential risk of interacting with lease areas in the mid-Atlantic. Previous efforts by BOEM and NOAA have predicted avian density …
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Estimating atmospheric boundary layer turbulence in the marine environment using lidar systems with applications for offshore wind energy
… fields, but of particular importance to the wind energy industry. Contributing to both the efficiency of energy extraction and the life-cycle cost of the turbine itself, turbulence in the atmospheric boundary layer is estimated within the wind energy industry as Turbulence Intensity (TI) and …
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The Potential Future Impacts of Offshore Wind Energy Development and the Applicability of Size Limits for the Atlantic Surfclam, Spisula solidissima, Fishery in the U.S. Mid-Atlantic Continental Shelf
… combined pressures from climate change and offshore wind energy expansion along the North American continental shelf. Utilizing the Spatially Explicit Fishery Economics Simulator (SEFES), this study evaluates the potential future impacts of offshore wind energy development and the influence …
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A geospatial economic analysis of hydrogen production from offshore wind using electrolysers
The transition to renewable energy has driven growing interest in green hydrogen as an energy carrier. Green hydrogen refers to hydrogen produced without generating carbon emissions. Typically, it’s produced from renewable energy sources. Combined with the advantages of offshore wind, green …
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North American Tree Bat (Genera: Lasiurus, Lasionycteris) Migration on the Mid-Atlantic Coast—Implications and Discussion for Current and Future Offshore Wind Development
… are highly susceptible to collisions with wind energy turbines and are known to fly offshore during migration. This raises concern about ongoing expansion of offshore wind-energy development off the Atlantic Coast. Season, atmospheric conditions, and site-level characteristics such as local …
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Fully coupled dynamic analysis of a floating wind turbine system
The use of wind power is in a period of rapid growth worldwide and wind energy systems have emerged as a promising technology for utilizing offshore wind resources for the large scale generation of electricity. Drawing upon the maturity of wind turbine and floater technologies developed by the wind …
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Cost of energy modelling and reduction opportunities for offshore wind turbines
The cost of generating electricity from wind turbines, particularly offshore wind turbines is currently too high. To ensure offshore wind energy is truly competitive with traditional fossil fuel and nuclear energy generation, the true cost of offshore wind energy and ways of reducing that cost must …
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Characterizing the Influence of Turbulence Intensity on Energy Production at the Vineyard Wind 1 Farm
… turbines and is critical to power generation by wind farms. As offshore wind energy development increases in the United States, it is necessary to understand the impact turbulence intensity uncertainty has on predicting the annual energy production (AEP) of a wind farm. In numerical models used …
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System design and manufacturability of concrete spheres for undersea pumped hydro energy or hydrocarbon storage
Offshore wind and energy storage have both gained considerable attention in recent years as more wind turbine capacity is installed, less attractive/economical space remains for onshore wind, and load-leveling issues make integrating wind power into the existing electrical grid difficult. For …
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A Theoretical and Numerical Study of Turbulent Wind-Wave Interaction
A deep understanding of turbulent wind-wave interactions is critical for many applications, such as weather modeling in the marine environment, navigation safety of marine vehicles, and offshore wind energy harvesting. The present understanding of the fundamental flow dynamics underlying wind-wave …
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Advanced controls for floating wind turbines
Floating Offshore Wind Turbines (FOWT) is a technology that stands to spearhead the rapid growth of the offshore wind energy sector and allow the exploration of vast high quality wind resources over coastal and offshore areas with intermediate and large water depths. This generates the need for a …
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Control and operation of offshore wind farms connected with diode rectifier HVDC systems
… advantage of abundant space and more consistent wind speed, interest in offshore wind energy has significantly increased. To reduce the cost related to offshore wind power integration, this thesis investigates the control, modelling and operation of offshore wind farms connected with diode …
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Simulating Sea Breeze Type Climatologies: Implications for Wind Energy, Weather Forecasting and Sailing in the Southern North Sea
The energy industry is currently undergoing a revolution. In the southern North Sea, renewable energy production targets, set by European governments to counter growing concerns over climate change, have sparked an initiative to rapidly construct a large number of offshore wind farms. To meet the …
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Propuesta de una metodología para la implantación de parques eólicos offshore
… eólicos instalados en el mar (en adelante offshore) y, aunque la primera instalación de este tipo data del año 1.990, la mayor parte de éstas no han sido más que proyectos experimentales. Lo anterior confirma lo incipiente del aprovechamiento de la energía del viento en el mar, en un …
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An integrated generator-rectifier system for high-power AC-DC conversion
… plays an increasingly important role in energy conversion systems, such as wind turbines or electric ship grids. Conventional conversion architectures rely heavily on active rectifiers, which consist of fully-controlled power-electronics switches. These make the system bulky, lossy, and …
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A stakeholder-grounded evaluation of the seven functions model of technological innovation systems theory in UK offshore wind and marine renewables.
… a useful framework within which to consider energy transitions. The "seven functions" framework allows researchers to examine the progress of emergence of new technologies, but has not hitherto been tested for completeness and validity with stakeholders in an energy transition. The emergence …
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