The development of flexible AC transmission and multi-terminal DC grid is in an urgent
demand for DC circuit breaker (DCCB) technology with faster switching speed, strong …

Direct current (dc) power system protection presents a major challenge due to its unique
characteristics, namely the absence of natural zero current crossing points. Thanks to their …

The active distribution networks have a tendency to develop toward hybrid ac–dc systems
constructed by power electronics, the magnitude and direction of power may change …

Bidirectional fault issue is common and serious in HVdc system and it cannot be handled by
unidirectional fault current limiter (FCL). The novel contribution of this article is that it …

In practical high voltage direct current (HVDC) transmission systems, the current is
considerably high when a fault occurs in the dc line. This current must be limited to make its …

With the development of a distributed generation, direct current (DC) load and energy‐
storage equipment, voltage‐source‐converter‐based medium‐voltage DC systems (VSC …

Fault analysis and protection are crucial for the development of flexible direct current traction
power supply system in urban rail transit. The aim of this study was to provide a …

In the flexible HVdc system, fault current limiters (FCLs) need to be configured to reduce the
rising rate of fault current. However, the FCL configured according to the bipolar near-end …

Featuring low power loss and high reliability, voltage source converter medium voltage
direct current (VSC-MVDC) systems have been widely employed for grid-tied renewable …

The Medium Voltage DC (MVDC) distribution systems represent an innovative solution to
fulfill the rapid growth of the energy demand and enabling the integration of an increasingly …