Patent
Multifunction hybrid solid-state switchgear
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TLDR
A universal hybrid solid-state switchgear for power transmission or distribution systems incorporates a fast mechanical switch and solid state power electronics switching circuits to provide circuit breaker and fault current limiting applications as discussed by the authors.Abstract:
A universal hybrid solid-state switchgear for power transmission or distribution systems incorporates a fast mechanical switch and solid-state power electronics switching circuits to provide circuit breaker and fault current limiting applications.read more
Citations
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Journal ArticleDOI
Hybrid DC Circuit Breaker and Fault Current Limiter With Optional Interruption Capability
TL;DR: In this paper, a hybrid circuit breaker (HCB) is proposed to improve power quality of the system by adopting different limiting behaviors for permanent and temporary faults in dc microgrids.
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Hybrid Circuit Breaker
TL;DR: In this article, a hybrid circuit breaker for interrupting a fault current in an electrical circuit line having a line impedance is presented, including a mechanical circuit breaker adapted to interrupt the line upon detecting the fault current.
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Commutating circuit breaker
TL;DR: A commutating circuit breaker is a circuit breaker that progressively inserts increasing resistance into a circuit via physical motion of a shuttle that is linked into the circuit by at least one set of sliding electrical contacts on the shuttle that connect the power through the moving shuttle to a sequence of different resistive paths with increasing resistance as mentioned in this paper.
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Circuit breaker with hybrid switch
TL;DR: In this paper, an alternating current circuit breaker with a first galvanic separation switch and a bypass switch (SW1) in a live line, and a second galvanic circuit breaker in a neutral line, with a semiconductor switch element connected parallel to the bypass switch, is described.
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Protection System for a Data Processing Device
TL;DR: In this paper, a blocking device is provided for blocking the physical data connection when activated, and the blocking device acts in such a way on the transfer component that no data can be transferred through the transferred component.
References
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Journal ArticleDOI
A novel hybrid current-limiting circuit breaker for medium voltage: principle and test results
TL;DR: In this article, a hybrid circuit breaker based on a hybrid arrangement of semiconductors, temperature-dependent resistors, and a newly developed fast-opening mechanical switch was proposed.
Patent
Local area grid for distributed power
TL;DR: In this article, the authors present a system for managing distributed power sources connected to a power grid, where each source has a power conditioning unit and a circuit breaker manager for controlling and regulating the electric flow to/from the grid.
Patent
Arcing fault protection system for a switchgear enclosure
TL;DR: In this paper, an arching fault protection system for a switchgear enclosure includes a switching device (32) for rapidly diverting current from the source bus (22) of an electrical distribution system (12) in response to the detection of arcing faults in the system.
Patent
Circuit breaker with integrated control features
TL;DR: In this paper, a digitally controlled circuit breaker includes a conventional thermal circuit breaker (10) which is controlled by a solenoid (16) to override the thermal aspect thereof.
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Multifunction hybrid intelligent universal transformer
TL;DR: In this article, a multifunction hybrid intelligent universal transformer includes a conventional transformer coupled with power electronics on the secondary side to enhance the functionality of power conversion, including voltage sag compensation, instantaneous voltage regulation, outage compensation, capacitor switching protection, harmonic compensation, single-phasing protection, DC output, and variable frequency output.