This letter presents a new low-voltage direct-current fault current bypass-based solid-state circuit breaker (SSCB) using silicon-carbide mosfet s. The proposed SSCB provides the …
Microgrid is a conventional breakthrough for the present power grid. A microgrid generally comprises of microsources with diversity such as Solar, Wind, Fuel cells, generators, loads …
This article proposes a new dc solid-state circuit breaker (SSCB) based on silicon carbide (SiC) MOSFETs. There are two main contributions. First, a transient current commutation …
This article proposes a comprehensive method for optimal coordination of ultrafast solid- state circuit breakers (SSCBs) in radial dc microgrids. The proposed method consists of two …
This article proposes a new modular active injection circuit (AIC) for solid-state circuit breakers (SSCB). The modular AIC is used to achieve soft switching turn-off during dc …
A Bhalla, BR Bhalja - Electric Power Systems Research, 2024 - Elsevier
Integration of various distributed generation units in the DC distribution network creates an outsized impact on magnitude and direction of fault current. The specific behaviour of fault …
A novel time–current-rate-based inverse characteristic curve for relays in a DC microgrid is proposed in this paper. Line current rise rate is used as actuating quantity, ensuring quick …
Direct current (DC) power systems have been advancing renewable energies to cope with the worldwide effort in minimizing carbon footprints. However, dc systems face technical …
In this paper, an inverse time-current curve (ITCC) based optimal coordination strategy is proposed for a zonal DC Microgrid system. First, the solid state circuit breakers (SSCBs) are …