Voltage source converter–based multiterminal dc (MTdc) grids, including high-and medium-
voltage levels, have attracted attention in recent years and developed fast. To protect the …

Extensive research has been conducted on protecting alternating current (AC) power
systems, resulting in many sophisticated protection methods and schemes. On the other …

Hybrid dc circuit breaker (HCB) is an effective device for interrupting dc fault currents in dc
grids. Conventional two-port HCB requires too many insulated gate bipolar transistors …

Hybrid DC circuit breakers (HDCCBs) are promising solutions to DC breaking issues.
However, HDCCBs based on forced commutation have the disadvantages of high …

The fast fault clearance in medium-voltage direct current (MVdc) grids requires the dc circuit
breakers (DCCBs) with high breaking capability and low cost. The traditional hybrid DCCB …

Incorporating DC into existing AC networks to meet rising energy demands and lessen
carbon emissions has changed the paradigm of power systems. Hybrid AC/DC networks …

The fast raising nature of DC fault currents and sensitivity of high‐voltage DC (HVDC) power
converters to DC faults is critical protection issues. On the other hand, DC fault current does …

Hybrid AC/DC microgrid architecture is emerging as an interesting and attractive approach
since it combines the prominent benefits of both AC and DC networks. In Hybrid Microgrids …

Limited by the turn-off ability of single power module, parallel connection of insulated-gate
bipolar transistors (IGBTs) is essential to enable breaking ability of current in the order of …

直流技术是促进我国资源优化配置, 解决我国能源和环境问题的关键, 柔性直流技术的发展可
进一步促进新能源消纳, 提高供电可靠性, 同时解决常规直流输电和交流电网的技术瓶颈 …