In order to deal with the stability issues in power systems, small-signal impedance models of three-phase voltage-source converters (VSCs) have been well established and widely studied viewing from ...

In this study, a three-phase, 10-kV DC, 50-Hz, modular multilevel converter is designed in PSCAD environment by using 10 sub-modules in each arm. For each submodule of the designed converter, half ...

The Watoma Relays is one of the longest-running track and field meets in South Dakota, having started in the late 1950s. The meet, which was often held in shaky weather conditions, was cancelled ...

In the International Space Station, the Axiom Mission 4 (Ax-4) crew is marking their mission's halfway point not with music ...

ANN ARBOR, Mich. – All six divers scored as the Boilermakers had four of the top 11 finishers on 3-meter and the 200 freestyle relay team moved into fourth place in program history, highlighting ...