一种降低成本与尺寸的晶闸管辅助混合式直流断路器研发

The hybrid dc circuit breaker (HCB) is an important piece of equipment for clearing dc faults and maintaining the safe operation of dc grids. The current transition from a mechanical switch to a power electronic switch has always been a crucial issue in HCB, and the existing HCBs generally require dedicated auxiliary commutation devices, which bring additional cost and size. To address the key iss...