A Thyristor-Based Solid State Fault Current Limiter
A technology of fault current and limiter, which is applied in the direction of protection reacting to overcurrent, etc., can solve the problems of complex protection and bypass equipment, high land occupation and high cost, and achieve the benefits of engineering application, lower requirements, effective limit and stability The effect of state value
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[0040] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.
[0041] A thyristor-based solid-state fault current limiter provided by the present invention includes three single-phase current limiters, and each single-phase current limiter includes a main circuit and a circuit breaker. in,
[0042] 1. Main circuit
[0043] The main circuit includes a first current-limiting reactor L1 and a second current-limiting reactor L2 connected in series, and a first thyristor T1 and a second thyristor T2.
[0044] The first thyristor T1 is connected in parallel with both ends of the first current li...
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