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 23 for “"Photovoltaic modules"”.
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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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Modelling of solder interconnection’s performance in photovoltaic modules for reliability prediction
Standard crystalline silicon photovoltaic (PV) modules are designed to continuously convert solar energy into electricity for 25 years. However, the continual generation of electricity by the PV modules throughout their designed service life has been a concern. The key challenge has been the …
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Fabrication Techniques for Unusual Electronic Systems: Silicon Microstructures for Photovoltaic Modules
… thin-film transistors and unconventional silicon photovoltaic modules. The first form factors reported are silicon nanoribbons with submicron spatial dimensions for macroelectronic circuits. Although devices built with these non-optimized nanoribbons show good electrical properties and …
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Predictive Modeling for Assessing the Reliability of Bypass Diodes in Photovoltaic Modules
Solar Photovoltaics (PV) is one of the most promising renewable energy technologies for mitigating the effect of climate change. Reliability of PV modules directly impacts the Levelized Cost of Energy (LCOE), which is a metric for cost competitiveness of any energy technology. Further reduction in …
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Fabrication of singulated c-Si solar cells for semi-flexible photovoltaic modules
The decreasing cost of photovoltaics over the last decade has resulted in a rapid proliferation of solar cells into the energy portfolio of countries like China, the United States, and Germany. Despite great reductions in the levelized cost of electricity for silicon-based photovoltaics, …
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A Modelling Framework for Lightning-Induced Common-Mode Currents in Photovoltaic Modules and Small Arrays
… interference (EMI) that can couple into photovoltaic (PV) installations and induce transient phenomena capable of damaging system components. Existing research primarily focuses on coupling through internal conductive paths, whereas studies on leakage currents do examine cell-to-frame …
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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 …
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Optimised solder interconnections in crystalline silicon (c-Si) photovoltaic modules for improved performance in elevated temperature climate
The operations of c-Si PV modules in elevated temperature climates like Africa and the Middle East are plagued with poor thermo-mechanical reliability and short fatigue lives. There is the need to improve the performance of the system operating in such regions to solve the grave energy poverty and …
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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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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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Additive Manufacturing Towards Electronically-Active Surfaces
… transferable large-area ultra-thin organic photovoltaics, decoupling their manufacturing from the final integration thereby allowing the electrification of any surface of interest. In particular, we discuss scalable manufacturing methods to fabricate fully-printed ultra-thin photovoltaic …
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Performance limits of silicon solar cells due to structural defects
… climate change, about ten terawatts of photovoltaics must be deployed in the next fifteen years. Reaching this target will require dramatic reductions in the cost and capital intensity of manufacturing photovoltaic modules coupled with a significant increase in module efficiency. The …
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Defect Engineering in Cuprous Oxide (Cu₂O) Solar Cells
… economic feasibility of TF and c-Si based tandem photovoltaic modules. Next, I investigate the formation of good ohmic back contacts on Cu₂O absorber layer and demonstrate that low contact resistivity can be achieved with a variety of metals on heavily doped Cu₂O films by forming a tunnel …
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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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Optimal sizing of solar and battery assets in decentralized micro-grids with demand-side management
… combined with simulated power output from solar photovoltaic modules and the kinetic operating constraints of lead-acid batteries at hourly timesteps over year-long simulations. The state-space for solutions is based on available solar module and battery capacities from distributors in Jharkhand, …
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Investigation of Light Induced Degradation in Promising Photovoltaic Grade Si and Development of Porous Silicon Anti-Reflection Coatings for Silicon Solar Cells
… substrates are used in more than 50% of the photovoltaic modules produced today. The random grain orientations of multi-crystalline silicon wafers inhibit the formation of an effective surface texturing using conventional techniques. The other main substrate used is single crystalline …
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Solar thermoelectrics for small scale power generation
… using cheap parabolic concentrators with high ZT modules can be a viable and a costeffective alternative to solar photovoltaics for distributed power generation. The maximum conversion efficiency of 3% has been achieved for a STEG under AM 1.5G conditions with commodity thermoelectric module. The …
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Heat pump and photovoltaic systems in residential applications - Performance, potential, and control of the system
Air-source heat pumps coupled with photovoltaic systems are going to be a more and more promising technology, as its widespread application in residential houses will help achieving the decarbonisation of the building sector, which is strongly promoted by the European Union. The aspects that …
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Cascade Dual-Buck Inverters for Renewable Energy and Distributed Generation
… are getting more and more popular, including photovoltaic modules (PV), wind turbines, and fuel cells. The renewable energy sources need the power electronics interface to the utility grid because of different characteristics between the sources and the grid. No matter what renewable energy …
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