Low-noise eddy current detection control system based on bus transmission

By adopting a low-noise control system based on bus transmission in the eddy current detection system of the steam generator heat transfer pipe of nuclear power plant, the problems of complex electrical structure and high electromagnetic noise are solved, and the eddy current detection with high reliability and low electromagnetic interference is achieved, which improves the Inspection efficiency and system simplification.

CN119147623APending Publication Date: 2024-12-17CHINA NUCLEAR POWER OPERATION TECH CORP
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Patent Information

Application Number
CN202310723777.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-06-16
Publication Date
2024-12-17

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    Figure CN119147623A_ABST
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Abstract

The invention particularly relates to a low-noise eddy current detection control system based on bus transmission. The low-noise eddy current detection control system comprises an upper computer interaction module, a mechanical body, and a lower computer control module, a power supply module, an eddy current instrument module, a pneumatic module and an electric module which are separated and integrated on the mechanical body in different bins, the upper computer interaction module is in communication connection with the lower computer control module, sends an operation instruction to the lower computer control module and receives state information fed back by the upper computer control module; the lower computer control module controls the pneumatic control module to clamp or loosen the probe and controls the electric module to drive the probe to advance or retreat; state information of the pneumatic module, the electric module and the eddy current instrument module is obtained and fed back to the upper computer interaction module; the power supply module provides a power supply and a control power supply. The low-noise eddy current detection control system is simple in electrical structure, short in cable length, high in reliability and low in electromagnetic noise.
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