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 98 for “"PV system"”.
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Multi-Phase Smart Converter for PV System
… the advantages of cascaded smart converter PV system over traditional centralized and string PV system. However, even by adopting the cascaded smart converter, it is not always possible to track maximum power point (MPP) for all the panels under heavy shading condition, and a central …
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Resistance Control MPPT for Smart Converter PV System
DC nano-grid system shows promising prospect and enjoys some advantages over AC micro-grid system. It enables easier integration of multiple renewable energy sources with multiple loads. Photovoltaic (PV) is essentially a typical renewable source that serves as main power source in DC nano-grid …
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Stability assessment of 132kV Sabah grid-connected solar pV system
… generate electricity. Therefore in this project, system study will be carried out to determine the largest possible capacity of Photovoltaic (PV) solar power generation to be injected to the Northern Grid of SESB’s 132kV network.The system study was first carried out by injection of 25MW of solar …
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Size Optimization of Utility-Scale Solar PV System Considering Reliability Evaluation
… approach for utility-scale solar photovoltaic (PV) systems is proposed. The purpose of the method is to determine the optimal solar energy generation capacity and optimal location by the minimizing total system cost subject to the constraint that the system reliability requirements. Due to the …
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Real-time modeling, simulation and analysis of a grid connected PV system with hardware-in-loop protection.
… industry in the world today. Photovoltaic (PV) systems are one of the most common and established forms of renewable energy technologies. With the increased installation of PV systems both on a small and large scale, it is high critical that the impacts and operations of PV systems are …
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Modeling and integration of smart control strategies to improve large-scale pv system management and operation in a low inertia power grid
… dynamics. Control complexities heighten when system inertia decreases due to the absence of synchronous generators connected to the grid. System inertia is pivotal for power system stability during sudden imbalances in active power. Thus, reducing system inertia is a significant concern for …
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Assessment of the performance of a Photovoltaic (pv) system for powering electrolysers in the green hydrogen project at Tsau//khaebs National Park using modelling and simulation approach
… and solar energy. This thesis focuses on the PV system required to power the electrolyser, involving site analysis, component selection, and system optimisation using PVsyst and Fraunhofer Zenit. Economic evaluation was conducted via Levelized Cost of Energy (LCOE) calculations. A site …
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An Economic Analysis of Residential Photovoltaic Systems with and without Energy Storage
<p>Residential photovoltaic (PV) systems serve as a source of electricity generation that is separate from the traditional utilities. Investor investment into residential PV systems provides several financial benefits such as federal tax credit incentives for installation, net metering credit from …
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Solar Energy Generation Forecasting and Power Output Optimization of Utility Scale Solar Field
<p>The optimization of photovoltaic (PV) power generation system requires an accurate system performance model capable of validating the PV system optimization design. Currently, many commercial PV system modeling programs are available, but those programs are not able to model PV systems on a …
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Analysis of the peak power of a photovoltaic array system under outdoor conditions at Vuwani Region of Limpopo Province
… by the manufacture as the commercially available PV modules are rated at standard testing conditions (STC). A 450W ground mounted photovoltaic (PV) system has been designed and installed at the Vuwani Science Resource Centre in Vuwani region, Limpopo Province, South Africa which has geographical …
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The assessment of the impact causuarina cunninghamiana miq. (river-she-oak) windbreak on macadamia trees orchards in Limpopo Province, South Africa
… by the manufacture as the commercially available PV modules are rated at standard testing conditions (STC). A 450W ground mounted photovoltaic (PV) system has been designed and installed at the Vuwani Science Resource Centre in Vuwani region, Limpopo Province, South Africa which has geographical …
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A methodology to assess the interactions of renewable energy systems dynamics with fluctuating loads
… and operational tool to integrate photovoltaic (PV) systems into the utility's generation mix. It is recognized that much of the existing research concentrated on the central PV system, its operations, and long-term planning with PV system and concluded that technical problems in PV_ operation. …
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Optimization of Small Grid-tied and Off-grid PV Systems with Energy Management
… for the integration of photovoltaics (PV) into the grid. As a result there is need to better understand how to optimize grid tied PV systems in no-net metering situations using load management, considering current technology and tariffs. The objectives of this research were to optimize …
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Improvement of the Operating Efficiency and Initial Costs of a Utility-Scale Photovoltaic Array through Voltage Clamping
The utility-scale PV array systems must be designed to operate normally at maximum power point VMPP, but must also withstand the very high voltage level of open-circuit voltage VOC which seldom occur in reality operation, if they are shut down or otherwise power grid unable to receive the full …
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Modeling and Analysis of a PV Grid-Tied Smart Inverter's Support Functions
… of increasing solar cell efficiency, decreasing PV system costs, increasing government incentive programs, and several other factors have all combined synergistically to reduce the barriers of entry for PV systems to enter the market and expand their contribution to the global energy portfolio. …
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A Case Study on the Viability of Electricity Generated from a Solar PV Installation as an Alternative or Supplement to Traditional Electricity Supply in Existing Buildings
… cost of installation and maintenance of solar PV technology together with its financial return is investigated as well as the possibility to generate excess electricity that can be fed back into the grid. The result of the research sheds light on whether it makes financial sense to small scale …
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Energy Management System Modeling of DC Data Center with Hybrid Energy Sources Using Neural Network
… renewable energy sources such as photovoltaics (PV) system presents an opportunity to reduce the long-term energy cost of data centers and to enhance reliability when used with utility AC power and energy storage. However, the inter-temporal and the intermittency nature of solar energy makes it …
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Sub-module differential power processing for photovoltaic applications
… plays a critical role in reducing the cost of PV energy systems and improving the power output. Conventional distributed power electronics solutions in a PV system such as DC optimizer and micro-inverters have been developed, but still they still have certain limitations in terms of cost and …
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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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