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 28 for “"PV panel"”.
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Power Electronics- based Photovoltaics Panel Fault Detection using Online Impedance Measurement Technique
Photovoltaics panel (PV) integration with the utility grid has been installed throughout the globe. The fault-monitoring technology for photovoltaics (PV) panels is a method to save energy production losses and become a key contributor to overall cost reduction in variable operating costs for …
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Maximizing efficiency of solar energy harvesting systems supplying a microgrid using an embedded system
… the high initial capital cost of photovoltaic (PV) panels and their low conversion efficiency, it is imperative to operate the PV system at its maximum power point (MPP). In this context, the goal in this thesis is to develop and improve the PV system, by contributing to the optimization of …
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Application of PV Panels in Large Multi-Story Buildings
Application of PV Panels in Large Multi-Story Buildings Feasibility Study Sara Kayal The awareness of global warming along with an ever increasing demand for a new source of energy has brought a strong interest in harnessing natural resources such as solar energy. This thesis evaluates the …
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Harmonic emissions assessment for common DC and AC electric vehicle charging station architectures
… the FCS. • Studying the system with and without PV-panel: - results show that inclusion of PV-panel increases the reliability and efficiency of the system. There is small increase in THDV and THDI due to inclusion of PV-panel, but is as per the IEEE-519 standards. • Comparison of a …
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Comparison and Design of High Efficiency Microinverters for Photovoltaic Applications
… Renewal energy sources such as photovoltaic (PV) panels have become more popular due to recent developments in PV panel manufacturing that decreases material costs and improves energy harvesting efficiency. Since PV sources are DC sources power conversion stages have to be used in order to …
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Design and Control of Charge-Pumped Reboost Converter for PV Applications
Photovoltaic (PV) systems are renewable, DC sources which provide non-linear output power with respect to PV panel operating voltage or current. The majority of PV sources yield poor conversion efficiencies between available solar radiation and electrical output. Additionally, they are expensive …
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Optimal farm design with parabolic shape photovoltaic panels using multi-objective optimization
… for solar electricity conversion, a solar panel has to absorb nearly every single photon of light emitted from the sun. The shape of the solar panel itself plays an important role in achieving this goal. Several studies have been conducted for different solar panel designs regardless of …
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A MAXIMUM POWER POINT TRACKING TECHNIQUE FOR SINGLE-PHASE PHOTOVOLTAIC SYSTEMS WITH REDUCED DC-LINK CAPACITOR
Electrolytic capacitors used in photovoltaic (PV) power conditioning units (PCU) for power decoupling purposes are less reliable in nature. Film capacitors can be adopted instead of electrolytic capacitors if the energy storage requirement of the PCU is reduced, since they offer better reliability …
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Photovoltaic Emulator Adaptable to Irradiance, Temperature and Panel Specific I-V Curves
… the design and performance of a photovoltaic (PV) emulator. With increasing interest in renewable energies, large amounts of money and effort are being put into research and development for photovoltaic systems. The larger interest in PV systems has increased demand for appropriate equipment …
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Strategies for Managing Cool Thermal Energy Storage with Day-ahead PV and Building Load Forecasting at a District Level
… integrated the CTES with Photovoltaics (PV) power forecasting and building load forecasting at a district level for a more optimal charge/discharge management. A district comprises several buildings of different load profiles, all connected to the same cooling system with central CTES. …
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Energy Harvesting Circuit for Indoor Light based on the FOCV Method with an Adaptive Fraction Approach
… circuit can extract maximum power from the PV panel by utilizing the maximum power point tracking (MPPT) technique. The power stage is a synchronous dual-input dual-output non-inverting buck-boost converter operating in discontinuous conduction mode (DCM) and constant on-time pulse skipping …
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Synthesis of hybrid metalorganic/inorganic systems and doped halide thin films for photovoltaics
… synthesis of novel materials for photovoltaic (PV) technologies. One possible way to increase the conversion efficiency of silicon solar cells is to shift the incident sunlight spectrum, converting photons poorly exploited by the active PV material into more effective photons. The materials …
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Full Bridge LLC Converter Secondary Architecture Study for Photovoltaic Application
… the available technology, the photovoltaic (PV) panels is a popular solution. Thus, targeted Power Conditioning Systems (PCSs) are drawing increased attention in research. Microconverter is one of the PCS that can support versatile applications in various power line architectures. This work …
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Analysis and techniques of partial shading detection and classification in solar photovoltaic arrays
Partial shading in solar photovoltaic (PV) modules typically reduces the output current of the shaded PV module due to the reduction in the irradiance level. Although this phenomenon is temporary in nature, it is considered an intermittent fault, and it is essential for a protection system to …
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Numerical Investigation of a Phase-Change Material Based Photovoltaic Panel Temperature Regulation System
… electricity has gained importance, photovoltaic (PV) panels have become a widely used technology. But, during operation, PV panels heat up due to the solar insolation and suffer a drop in electrical output. The goal of this investigation is to use phase-change materials (PCM) to passively cool PV …
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Evaluation of alternative cooling techniques for photovoltaic panels
… 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 attractive than in …
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Solar-driven catalytic processes for sustainable fuels and chemicals production
… are further integrated with photovoltaic (PV) modules, which delivers a higher solar-to-fuels efficiency than that of natural photosynthesis. In the second part, a series of Zn/In catalysts have been developed for CO2RR to selectively produce a single valuable liquid product. The optimal …
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Finite Element Modelling and On-Site Measurements for Roof Mounted Photovoltaic Solar Panels under High Wind Load
… of dynamic wind load on photovoltaic (PV) solar systems mounted on flat roofs influenced their structural behavior significantly. It is implied that when the PV solar system is exposed to extreme weather characteristics such as low temperatures, these might influence the load …
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The design and control of a thermal management system for a photovoltaic reverse osmosis system
… is energy-intensive, so using photovoltaic (PV) panels to power the process is an attractive environmentally friendly concept, especially for community-scale systems. Increasing the system efficiency will lower the total cost of water produced, making the systems more economically competitive …
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