Global ETD Search
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Showing 1 to 9 of 9 for “"Microinverters"”.
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Comparison and Design of High Efficiency Microinverters for Photovoltaic Applications
With the decrease in availability of non-renewable energy sources coupled with the increase in the amount of energy required for the operation of personal electronic devices there has been an increased focus on developing systems that take advantage of renewable energy sources. Renewal energy …
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Power Converter and Control Design for High-Efficiency Electrolyte-Free Microinverters
… electrolytic capacitors must be avoided in microinverters because they have been identified as an unreliable component. One solution to avoid electrolytic capacitors in microinverters is using a two-stage architecture, where the high voltage direct current (DC) bus can work as a double line …
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Power electronics solutions for uninterrupted power supply and grid-tie inverters
… power conversion with higher efficiency. Delta Microinverters innovation is found in its patent-pending shape and in its patent-pending circuitry, i.e., electronics mounted inside of the Delta Microinverter. The Delta Microinverters shape has a housing configured for rapid mounting using a …
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Modeling and control of an alternating-current photovoltaic module
… installation. Unlike typical inverters, microinverters are more reliable and robust and do not have to be replaced once or twice over the lifetime of the system. The flexibility provided by ac PV modules with individual maximum power point tracking (MPPT) may also increase the energy …
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DC-DC Converter Control System for the Energy Harvesting from Exercise Machines System
… to DC-DC converters, which then connects to the microinverters. All microinverter outputs tie together and then connect to the grid. The control system, placed around the DC-DC converters, quickly detects changes in current, and limits the current to prevent the DC-DC converters and …
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A High-efficiency Isolated Hybrid Series Resonant Microconverter for Photovoltaic Applications
… the PV modules to the utility grid. Single-phase microinverters are commonly used to integrate the power to utility grid in modular power conditioning system. In the two-stage microinverter, each PV module is connected with a power converter which can transfer higher output power due to the …
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Power Electronics- based Photovoltaics Panel Fault Detection using Online Impedance Measurement Technique
… existing panel-level power optimizers and microinverters in a PV system to actively perturb small signals into the PV panel and compute its small signal impedance. The technology is incorporated in a power optimizer with C2000 MCU and helps identify hot spot faults and short circuit faults …
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Active Power Decoupling (APD) Converter for PV Microinverter Applications
… an APD converter circuit suitable for PV microinverters, designed for optimized efficiency, power density, and cost. The proposed APD converter is controlled to achieve good power decoupling performance and to optimize the system's maximum power point tracking (MPPT) efficiency. The …
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Βέλτιστος σχεδιασμός του αντιστροφέα ρεύματος Flyback για εφαρμογή του σε φωτοβολταϊκά πλαίσια εναλλασσόμενου ρεύματος
Η παρούσα διδακτορική διατριβή αναφέρεται σε οικιακά Φ/Β συστήματα συνδεδεμένα στο δίκτυο χαμηλής τάσης, τα οποία αξιοποιούν την τεχνολογία των Φ/Β Πλαισίων Εναλλασσομένου Ρεύματος (Φ/Β Πλαίσια Ε.Ρ. – AC-PV Modules). Πρόκειται για Φ/Β διατάξεις μικρής ισχύος (έως 300W), οι οποίες δημιουργούνται από …