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 16 of 16 for “"Solar PV systems"”.
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Lovable sustainability : from residential solar PV systems to eco-feedback designs
Traditional research in sustainable product design strongly emphasizes the material and energy domains and aims to reduce resource consumption and waste production in the manufacturing process and at the end of the product lifecycle. Less attention has been paid to products' environmental impact in …
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Deep Reinforcement Learning-Based Approaches for the MPPT Control of Standalone Solar PV Systems
Solar energy is transformed into electricity using a solar photovoltaic (PV) system while drastically reducing the usage of fossil fuels, which otherwise would have caused environmental degradation. However, the first major challenge associated with adopting solar PV for electricity generation is …
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Modelling and Tracking of the Global Maximum Power Point in Shaded Solar PV Systems Using Computational Intelligence
Solar Photovoltaic (PV) systems are renewable energy sources that are environmentally friendly and are now widely used as a source of power generation. The power produced by solar PV varies with temperature, solar irradiance and load. This variation is nonlinear and it is difficult to predict how …
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Incentives and drivers for property owners to pursue private embedded generation through solar photovoltaic systems
… generation, especially in the form of rooftop solar photovoltaic (PV) systems, is expected to play an important role in South Africa's future energy systems. The national government, along with various municipalities at local government level, are introducing regulatory incentives to promote …
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Financial Aspects of Stand-alone Solar Power Systems in Sub-Saharan Africa
… such as small hydropower and small wind home systems also have high initial costs and are limited to implementation under specific geographic conditions. The rise in popularity of solar PV systems has provided a viable option for many rural residents. Although initial costs may be high similar …
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Rural electrification in Ghana: issues of photovoltaic energy technology utilisation
… environmental fora, and national agenda about solar PV energy technology serving as a panacea to the energy problems of rural populations in developing countries, especially Sub-Sahara Africa, whilst also helping to reduce greenhouse gas emissions. Notwithstanding this great advocacy, the …
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Design and development of a novel DC/DC bidirectional converter with dual solar/PV-based snow removal and EV charging functionality
Different factors affect solar photovoltaic (PV) systems by decreasing input energy and reducing the conversion efficiency of the system. One of these factors is the effect of snow cover on PV panels, a subject lacking sufficient academic research. This thesis reviews current research for snow …
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Development of an online broadband impedance spectroscopy extraction system of PV modules through switch-mode converters
Solar PV systems have traditionally relied on terminal DC current and voltage characteristics for online diagnostics. This approach monitors the current and voltage levels of a module, and a change in these levels indicates a system anomaly. However, this information only alerts to a decrease in …
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Analysis of tolerable capacity limits of intermittent photovoltaic power connected to the Namibian national electricity grid
Grid-connected photovoltaic (PV) systems are being utilized at an increasing level worldwide. Even though the increasing addition of intermittent PV power to the grid systems may lead to grid instability, PV systems feeding power into the Namibian electricity grid system are on the increase. The …
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A Real-time Management of Distribution Voltage Fluctuations due to High Solar Photovoltaic (PV) Penetrations
Due to the rapid growth of grid-tied solar photovoltaic (PV) systems in the generation mix, the distribution grid will face complex operational challenges. High PV penetration can create overvoltages and voltage fluctuations in the network, which are major concerns for the grid operator. …
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Multicriteria Decision Method for Renewable Energy Production: Siting Solar, Wind and SHP Plants in Zimbabwe
… to define suitability criteria for siting wind, solar and small hydro power plants. Vector and raster data sets corresponding to the criteria were gathered and a geodatabase was constructed. The process of identifying suitable areas involved the transformation of criteria values, generation of …
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Smart Solutions to Manage Peak Electricity Demand in Saudi Arabia
… the energy consumption of air conditioning (AC) systems reaches up to 70% of the total electricity consumption of residential buildings in the summer months, leading to a situation where peak electricity demand occurs in early afternoon and lasts for about five hours. This thesis aims to tackle …
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Decentralised Solar Photovoltaic Energy in Ghana: A Multimethod Examination of Financial Viability, Barriers to Adoption, and Impact on Sustainable Development
Decentralised solar photovoltaic (PV) has emerged as a promising technology to address energy challenges in Ghana, with a specific focus on enhancing energy security and stimulating sustainable development. The main objective of this study was to delve into the economic viability of decentralised …
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Modeling of Utility Distribution Feeder in OpenDSS with Steady State Impact Analysis of Distributed Generation
… is to analyze the impacts of DG on distribution systems and two focus areas are chosen, namely: effect on voltage profiles and losses of the system and the effects on power market operation. To analyze the impacts of DG on the distribution systems, Photovoltaic (PV) system with varying …
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The application of real options to renewable energy investments in South Africa: the case of solar energy technology for small businesses and individual homeowners
… and Eskom when considering an investment in a solar PV system. Within these six metros and Eskom three different tariff structures are offered, some of which encourage such investments while others don’t, thus forcing the latter to purchase expensive battery systems and consequently making the …
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Data-driven cyber-physical energy systems
Distributed solar energy resources (DSERs) in smart grid systems are rapidly increasing due to the steep decline in solar module prices. Smart cities, utilities, and government agencies are having pressure on managing stochastic power generation with this distributed solar energy penetration, such …