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 5 of 5 for “"Quasi Z-source"”.
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Novel Voltage Control Methods for quasi-Z-source Network Converters with Focus on Fixed DC-Link Voltage, Constant- Frequency and Soft-Switching Operation
… power transfer among batteries, renewable sources, and the utility grid. quasi-Z-source (qZS) converters are especially attractive for their single-stage buck–boost capability, continuous input current, and inherent reliability. A central challenge, however, is the intermediate DClink …
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Boost Matrix Converters in Clean Energy Systems
… minimum number of semiconductor switches. The Z-source, Quasi Z-source, Series Z-source and Switched-inductor Z-source networks were originally proposed for boosting the output voltage of power electronic inverters. These ideas were extended here on three-phase to three-phase and three-phase to …
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Development of a multilevel converter topology for transformer-less connection of renewable energy systems
… research theme in the last decade. Clean energy sources (such as wind energy and solar energy) have considerable potential to reduce reliance on fossil fuels and mitigate climate change. However, wind energy is going to become more mainstream due to technological advancement and geographical …
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Offshore hybrid power plants with wind energy, photovoltaic and energy storage
… systems that combine several renewable energy sources are flowering, mainly in grid-connected configurations. The presence of this distributed generation in the electric grid changes its control and operation significantly. Therefore, special attention should be paid to the study of hybrid …
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New and improved solutions for the configuration, management and operation of large-scale photovoltaic power plants using hybrid energy storage system
… power generation compared to conventional energy sources, such as intermittency, non-dispatchability, and unreliability. From those drawbacks, the aim is to find creative solutions to mitigate these issues with a power plant combining PV and hybrid energy storage systems (HESS). In doing so, …