This paper discusses the design of a 10 kV and 200 A hybrid dc circuit breaker suitable for
the protection of the dc power systems in electric ships. The proposed hybrid dc circuit …

This paper presents the test results of an ultrafast (less than 2 ms) medium-voltage hybrid dc
circuit breaker prototype that consists of three switching devices: a 15-kV silicon carbide …

This paper presents a systematic study on designing a hybrid direct current (dc) circuit
breaker (CB) based on fast thyristors. As an illustration, the dc CB main parameters are …

Characterized by ultra-fast and arc-free fault clearing, solid state circuit breakers (SSCBs)
are getting increasing popularity with the latest development of advanced power …

DC circuit breakers (DCCBs) are vital for the safe and continuous operation of large high-
voltage dc grids. Insulated-gate bipolar transistor-based hybrid DCCBs (IHCBs) can interrupt …

Solid-state circuit breakers (SCBs), based on modern high-power semiconductors, offer
considerable advantages when compared to mechanical circuit breakers with respect to …

The SiC ETO concept, developed based on the SiC gate turn-off (GTO) thyristors, has the
advantages of simple voltage controlled gate drive, very high blocking voltage, low forward …

Analysis and experimental study of current commutation in an ultra-fast, current limiting,
hybrid DC circuit breaker for medium voltage applications is reported in this paper. The …

Air-magnetic circuit breakers are widely used for short-circuit protection in dc electric
railways or industrial plants. The well-known drawbacks of these breakers are mainly a slow …

Hybrid dc circuit breakers (HCBs) are vital equipment in dc grid systems. However, HCBs
are usually costly since massive full-controlled power semiconductors are required to …