Islanding Detection and Prevention by Using FACTS Power Filter

摘要

The inauguration in Distributed Generation Technologies(DG) have started to imposing business models transmission framework's engineering right away when saying its freedom and deregulating of the vitality market to the overall population. Such development has impelled awful rivalries among power age firms to start unrivaled advancements in gathering buyers' wants, managing power quality anyway practical. With combination of distributed generation technology, grid operations dynamically benefit from said recommended services that avoid power outages; assurance of the quality of the energy, adaptation of unstable demand curves, use of compensation faults and other auxiliary services. Subsequently, the presence of DG revolution in management of the power grid for the development of off-grid and self-sufficient criteria, which usually use adaptation solutions for the grid / islanding topology. However, when using island mode proposition, the potential impact of an unplanned paradox due to an ineffective detection control scheme is valid. Drawn out coincidental islanding-mode activity will distress unfortunate obliteration of utility's assets and considered monetarily unbeneficial which results in compromise with safety and serviceability. Therefore, this analysis reflects the contrasting dynamics of adopting passive or active islanding detection methods supported by selected passive algorithms; under voltage over voltage and under/over frequency detection (passive). With this we are apply a LC filter FACTS device VSC based controlling a islanding phenomenon. Investigating of Time analysis and prevention technique in islanding mode.