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 20 of 20 for “"photovoltaic panels"”.
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Evaluation of alternative cooling techniques for photovoltaic panels
… during years. In the present work, the use of photovoltaic panel is studied and the effect of applying tracking, concentration and cooling methods to improve the performance of the system is investigated. While using photovoltaic panels in the southeast Unites States has been judged less …
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Optimal farm design with parabolic shape photovoltaic panels using multi-objective optimization
… the first part of this thesis, a survey of solar photovoltaic (PV) panel shapes together with the advantages and disadvantages of the shapes is presented. The second part deals with using parabolic trough PV panels to obtain an optimal field design with two objectives, namely, maximum incident …
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Design and implementation of a continuous improvement framework for an organic photovoltaic panels manufacturer
… Konarka Technologies, the world leader organic photovoltaic panels (OPV) manufacturer, on several improvement projects. The concentration was on operations improvement as well as production information tracking and analysis. This thesis report, however, focuses primarily on the implementation of …
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Energy system development in Africa : the case of grid and off-grid power in Kenya
… could be induced by either reduced overhead on photovoltaic panels or high fuel prices. The outcomes from this research have implications for future electricity planning in Kenya and elsewhere in Africa. In particular, there is a need to decouple the system from external prices or account for …
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Advanced instrumented stamps for micro transfer printing and novel application areas
… to assemble ultra-high concentration photovoltaic panels. This body of work presents the development of new stamp technologies to address the challenges associated with increasing parallelism and shortcomings associated with fixed geometry stamps. Starting from the concept of an active …
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The Design of Post-Disaster Housing Units For The East Boston Community
… double as storage, and for optional placement of photovoltaic panels. At the end of 18 months, these units can be repurposed as affordable housing.
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Developing cuprous oxide thin film characterization techniques to illuminate efficiency-limiting mechanisms in photovoltaic applications
… minimal environmental impact. However, solar photovoltaic panels remain expensive and employ materials whose resource bases cannot satisfy global, terawatt-level penetration. This necessitates the development of cheap, earth-abundant semiconductors for solar conversion such as cuprous oxide …
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Avaliação de alimentador artificial para Lutzomyia longipalpis e melhorias na utilização de baterias da armadilha CDC
… As for charging CDC trap batteries with photovoltaic panels, it is a viable option and may potentially generate savings in public expenses. However, further research and costbenefit analyses are necessary to evaluate the feasibility of the techniques on a larger scale.
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A Novel DC-DC Converter for Photovoltaic Applications
… distributed forms of generation, like solar photovoltaics, will play a large role in our transition to a clean energy future. In this thesis, a novel DC-DC converter known as the Coupled Inductors Combined Cuk-SEPIC' (CI-CCS) converter is explored, which is particularly attractive for these …
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Electron-reflector strategy for CdTe thin-film solar cells
… theoretical efficiency. Moreover, large-area photovoltaic panels can be economically fabricated. These features potentially make the CdTe thin-film solar cell the leading alternative energy source. However, the record CdTe efficiency (16.5%) is much less than its theoretical maximum efficiency …
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Wind-Induced Pressures in Air Permeable, Double-Layer Roof Systems in Regions of Separated Flow
… consisting of six different heights of the panels above the roof surface (H which is the gap between layers), six different gaps between panels (G) and three additional configurations with a larger panel size (L) were examined. It was found in these experiments that the pressure …
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Stand-alone solar-pv hydrogen energy systems incorporating reverse osmosis
… powered stand-alone energy systems consisting of photovoltaic panels, PEM electrolysers, PEM fuel cells, batteries, metal hydrides and Reverse Osmosis (RO) under various scenarios. Laboratory experiments have been done to resolve time-resolved characteristics for these system components and …
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(MEMS) toroidal magnetics for integrated power electronics
… (LED) drivers, converters and inverters for photovoltaic panels, and battery interface converters; a LED driver application serves as a motivation example throughout the thesis. Advances in the miniaturization and integration of energy-conversion circuitry in this voltage and power range …
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Propulsión eléctrica marina con cero emisiones mediante el empleo de una pila de combustible de hidrógeno tipo PEM (membrana de intercambio de protones)
… ) has been applied. This, together with two photovoltaic panels and an alternator attached to the diesel engine, generate the necessary electricity for the propulsion an supply of the auxiliary equipments of the ship. To get to this point, firs of all, a study of the most convenient fuel …
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Robustness of Gallium Nitride Power Devices
… the power adapter and chargers, data center, and photovoltaic panels. The absence of p-n junction between the source and drain of GaN HEMT results in the lack of avalanche mechanism. This raises a concern on the device capability of withstanding surge-energy or overvoltage stress, which hinders …
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Offshore hybrid power plants with wind energy, photovoltaic and energy storage
… systems composed of wind turbines (WTs) and photovoltaic solar panels, due to their intermittent and fluctuation characteristics. Currently, a means of improving the connection of such systems to the electricity grid is to combine different energy sources with energy storage systems. Due to …
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Osvětlení a osvětlovací systémy pro nezávislé aplikace
Tato bakalářská práce se zabývá problematikou osvětlení a osvětlovacích systémů pro nezávislé aplikace. Tyto systémy jsou nezávislé na připojení k elektrické síti a jsou napájeny z baterií a akumulátorů s možností dobíjení nezávislými zdroji. Práce je více zaměřena na autonomní osvětlovací systém, …
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Guesthouse and restaurant, Pasohlávky
Tento projekt se zaměřuje na návrh nového téměř nulového energetického penzionu a restaurace v Pasohlávkách. Budova se nachází u vodní nádrže, která je oblíbeným rekreačním místem. Je navržena jako dvě samostatné funkční jednotky – penzion a restaurace – což umožňuje, aby každá část fungovala …