To date, all Voltage Source Converters (VSC) used in HVDC networks are incapable of clearing faults on the DC side of the converter. “For most of the situations where such converters have been used so ...

The National Electrical Manufacturers Association (NEMA) has published SG 4-2009 Alternating Current High-Voltage Circuit Breakers. The standard, which NEMA published under license from IEEE, was ...

In an effort to meet worldwide efficiency requirements, engineersare designing offline power supplies integrating high-efficiencyswitching-regulator-control circuits. This approachuses less copper and ...