A Centralized Fault Area Discrimination Method
A technology of fault area and discrimination method, applied in the direction of fault location, etc., can solve problems such as low precision, difficulty in setting, large error, etc., and achieve the effects of fast positioning and maintenance, accurate and fast positioning, and simple construction
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[0017] The technical solutions and beneficial effects of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0018] The invention provides a centralized fault area discrimination method, when a fault occurs in the regional power grid, the fault area can be quickly and accurately identified according to the fault current characteristics of each measuring point, the fault can be quickly located and repaired, and the system recovery after the fault can be accelerated power supply capability.
[0019] by figure 1 As shown, taking a simple regional power grid with one central substation and three load substations as an example, when the present invention is implemented, firstly, according to the network topology of the regional power grid, the relevant positions in the regional power grid (such as the two ends of the line) And electronic transformers or optical transformers are installed at the intersection of cables and overhea...
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