Most medium-voltage and high-voltage hybrid circuit breaker solutions usually adopt several
expensive insulated gate bipolar transistors connected in parallel to achieve large current …

With the development of HVDC transmission system, the research of direct current circuit
breaker (DCCB) has drawn the attention of many scholars. This paper summarizes the new …

Electric drives account for a significant portion of the world's demand for electrical energy.
The use of direct current (DC) machines or frequency-controlled operation of alternating …

With the rapid development of DC transmission technology, DC circuit breakers, the key
equipment for DC fault handling, have become a research hotspot of scholars. This paper …

A hybrid DC circuit breaker has both the static characteristics of the mechanical DC circuit
breaker and the dynamic characteristics of the solid-state DC circuit breaker. It has a faster …

This paper proposes a star type multiport hybrid circuit breaker (Star-HCB) topology for
protection of multi-terminal DC transmission. Reliability and stability of high voltage DC …

Hybrid switching technologies such as zero voltage switching (ZVS) and zero current
switching (ZCS) are widely accepted to protect DC power systems from different kinds of …

Hybrid DC circuit breaker (HDCCB) has the advantages of low on-state loss and fast
breaking speed, so it is an important development direction in the field of DC breaking. The …

In this paper, different reliability simulation approaches of an improved DC current flow
controller (CFC) integrated voltage-sourced converter (VSC) based DC grids are …

The fault location method based on the natural frequency of the fault travelling wave has
outstanding superiority in high‐voltage dc system, because of high operation speed …