Morningstar Quantitative Ratings for Stocks are generated using an algorithm that compares companies that are not under analyst coverage to peer companies that do receive analyst-driven ratings.
Abstract: High-voltage direct current (HVDC) transmission helps transmit large energy blocks over long distances. Line-Commutated Converters (LCC) and Voltage Source Converters (VSC) can be used for ...
Abstract: This paper presents a two-degree-of-freedom virtual synchronous generator (VSG) for converter stations that control the dc voltage. VSGs are currently being considered in applications such ...