This paper thoroughly investigates the behavior of an H-MMC with an arbitrary ratio of FB-SMs per arm, coordinated with a DC circuit breaker (CB), during a pole-to-pole short-circuit (SC) fault. Upon ...

as the S&P 500 slipped toward the threshold that would trigger an initial “circuit breaker.” The S&P 500 SPX was down 4.6% near 4,200 in recent trade, after hitting a session low at 5,115.27 ...