Transformer bushing insulation state on-line monitoring system
A transformer bushing and insulation state technology, which is applied in the direction of testing circuit, testing dielectric strength, etc., can solve the problems of difficult to improve bushing accuracy and reduce workload, and achieve high SNR, avoid leakage error, and high resolution.
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[0024] The present invention will be further described below in conjunction with the embodiments and accompanying drawings, but the protection scope of the present invention should not be limited thereby.
[0025] Please see first figure 1 , figure 1 It is a structural schematic diagram of the online monitoring system for the transformer bushing insulation state of the present invention. As shown in the figure, an online monitoring system for transformer bushing insulation status includes a PT signal conditioning module 2 connected to the ABC three-phase PT voltage of the transformer, and the adapter of the PT signal conditioning module 2 is connected to the signal connector of the PT transformer 1 ; The CT signal conditioning module is connected to the CT bushing end screen grounding current, and the signal adapter of the CT signal conditioning module 4 is connected to the signal connector of the CT transformer 3; the PT signal conditioning module 2 three-way signal output...
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