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 18 of 18 for “"photovoltaic module"”.
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Photovoltaic Module Reliability - a Study on Cell Mismatch
… devoted to model and analyse the reliability of photovoltaic modules impacted by non-uniformity of cell performance. Both the short-term failure and the long-term degradation are discussed for a range of module technologies. This thesis is comprised of two main categories: simulating the hotspot …
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Photovoltaic Module Reliability - a Study on Cell Mismatch
… devoted to model and analyse the reliability of photovoltaic modules impacted by non-uniformity of cell performance. Both the short-term failure and the long-term degradation are discussed for a range of module technologies. This thesis is comprised of two main categories: simulating the hotspot …
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Modeling and control of an alternating-current photovoltaic module
… of solar energy, the total electricity from photovoltaic (PV) sources is negligible, mainly because of the relatively high cost of PV systems. For PV electricity to become mainstream, its price has to reach grid parity, which is unachievable unless the overall cost of PV systems is reduced. …
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Multi-resonant converters as photovoltaic module integrated maximum power point tracker
Module-integrated photovoltaic (PV) systems show high robustness against mismatching of the PV-generator, e.g. reasoned by partial shading. Thus, the surface potential for PV can be increased by the unevenly irradiated surfaces using module-integrated PV. Consequently, the important, already sealed …
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Root cause defect identification in multicrystalline silicon for improved photovoltaic module reliability
… targets by 2030, manufacturing capacity for photovoltaic (PV) modules must be scaled at 22-25% annual growth rate while maintaining high performance and low selling price. The most suitable material substrate to enable this scale-up is cast multicrystalline silicon (mc-Si) due to its low …
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Modelling of a stand alone photovoltaic system with dedicated hybrid battery energy storage system
… project was to model and simulate a stand-alone photovoltaic (PV) plant that utilized the maximum power point tracking (MPPT) technique and included a hybrid battery energy storage system (BESS). The model consisted of five main components namely; the photovoltaic module, maximum power point …
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High Voltage Bias Testing And Degradation Analysis Of Photovoltaic Modules
… mainly focuses on two important aspects of the photovoltaic modules. The first aspect addressed the high voltage bias testing and data and degradation analysis of high voltage biased thin film photovoltaic modules. The second aspect addressed the issues of reliability and durability of …
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Application of infrared birefringence imaging for measuring residual stress in multicrystalline, quasi-mono, dendritic web, and string ribbon silicon for solar cells
One of the parameters with highest impact on photovoltaic module cost is manufacturing yield during solar cell production. Yield is, to a great extent, directly affected by the crystallization technique used to grow the substrate wafers due to its role in generating residual stresses that can lead …
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Thermal property of EDS film and its effect on the removal of dust particles as a function of surface temperature
… Screen (EDS) film when laminated over photovoltaic module, works as a self-cleaning technology designed for soiling loss mitigation of solar plants and it requires no water and consumes very low energy. However, the high ambient temperature in deserts leads to a decrease of efficiency …
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An Interactive Menu-Driven Design Tool For Stand-Alone Photovoltaic Systems
The use of Photovoltaic (PV) systems to meet energy demand in rural or remote regions of the world is growing at a very fast pace. Rural electrification projects in developing countries have relied primarily on subsidies from both the government and the national utility. Since using the national …
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Computer simulation of stand-alone photovoltaic systems with battery storage
… accurately the performance of stand alone photovoltaic systems with battery storage on an hourly basis for one simulated year. The program incorporates models of the POA irradiance, the photovoltaic cell · temperature and the battery temperature to simulate the environmental conditions of …
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Harvesting photon energy : ultra-thin crystalline silicon solar cell & near-field thermoradiative cells
… two types of energy conversion technologies, photovoltaic solar cells based on crystalline silicon thin films and thermal-radiative cells using terrestrial heat sources, focusing on managing photons but also concurrently considering electron transport and entropy generation. Photovoltaic …
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Investigation of novel ammonia production options using photoelectrochemical hydrogen
… by splitting the spectrum and combining the photovoltaic and photoelectrochemical processes for electricity, hydrogen and ammonia production. The photoelectrochemical reactor is built by electrodeposition of the photosensitive semiconductor (copper oxide) on the photocathode. The …
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Identification and mitigation of performance-limiting defects in epitaxially grown kerfless silicon for solar cells
… driver for cost reduction of crystalline silicon photovoltaic modules. The dominant wafer fabrication process employed in the industry today, ingot casting & sawing, wastes approximately half of the input silicon feedstock due to sawdust (kerf) and ingot tailings. Alternative "kerfless" …
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Study of photovoltaic (PV) module interconnections failure analysis and reliability
… used renewable energy sources, with the solar Photovoltaic (PV) module technologies deployed as one of the primary renewable energy sources to replace fossil fuels. However, the R&D challenge for improving the performance and reliability of PV modules has become an urgent and critical agenda …
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Innovative Model based on the Irradiance-Temperature Fitting of Equivalent Circuit Parameters for Commercial Photovoltaic Modules towards Accurate Power and Energy Prediction
L'abstract è presente nell'allegato / the abstract is in the attachment
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Chemical decomposition of silanes for the production of solar grade silicon
… achieving two wider objectives for silicon based photovoltaic technology: low production cost and low energy payback time. A crystalline silicon photovoltaic module technology is defined and its production costs are presented. This allows cost and energy reduction measures to be compared and …
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STUDY ON THE PERFORMANCE OPTIMIZATION OF THIN FILM SILICON AND BIFACIAL PHOTOVOLTAIC MODULES THROUGH OUTDOOR VARIABLES
… optimization of thin film Silicon and bifacial photovoltaic (PV) devices, by means of an in-depth study of their behavior by varying the outdoor variables affecting their electrical performance. The first part of such work has been focused on the study of performance instability phenomena …