A method and device for extracting partial discharge features of high-voltage power equipment
A high-voltage power equipment and partial discharge technology, applied in the field of high-voltage electricity, can solve the problems of modal aliasing, sampling frequency influence, and low precision
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[0058] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0059] see figure 1 A schematic flow chart of a method for extracting partial discharge features of high-voltage power equipment disclosed by an embodiment of the present invention is shown.
[0060] In this embodiment, the method includes:
[0061] S1: Obtain sample signals of partial discharge of high-voltage power equipment.
[0062] The partial discharge signal types of high-voltage power equipment are divided into: internal discharge and external discha...
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