Electromagnetic pump internal overheating defect positioning device and method

CN121611615BActive Publication Date: 2026-10-16RES INST OF NUCLEAR POWER OPERATION +1
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Patent Information

Application Number
CN202511770672.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-11-28
Publication Date
2026-10-16
Estimated Expiration
2045-11-28

AI Technical Summary

Technical Problem

[0005]本发明目的在于提供一种电磁泵内部过热缺陷定位装置及方法，解决现有的检测方法难以有效实现对电磁泵内部过热缺陷的精准定位和早期预警的问题

Benefits of technology

[0029]Compared with the prior art, the beneficial effects of the present invention are as follows: The electromagnetic pump internal overheating defect location device and method provided by the present invention, on the one hand, improves the detection sensitivity and location accuracy of internal overheating defects by using wide-angle and long-focal-length infrared thermal imagers for coordinated temperature measurement, multi-source thermal imaging data fusion and three-dimensional temperature field inversion technology; on the other hand, the device can penetrate the complex electromagnetic pump structure, accurately capture the correlation characteristics of heat conduction between the outer shell and the inside, and combine physical models and data-driven algorithms to realize dynamic diagnosis of thermal defects from the surface to the inside, effectively avoiding the problems of insufficient spatial resolution and misjudgment of traditional single thermal imaging technology.

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Abstract

The application discloses an electromagnetic pump internal overheating defect positioning device and method, relates to the technical field of equipment monitoring and diagnosis, and aims to solve the problem that the existing detection method cannot effectively realize accurate positioning and early warning of the electromagnetic pump internal overheating defect. The electromagnetic pump internal overheating defect positioning method comprises the following steps: step one, wide-range thermal measurement; step two, local thermal measurement; step three, infrared thermal imaging picture fusion; step four, positioning of the thermal abnormal area of the electromagnetic pump shell; and step five, inference of the electromagnetic pump internal hot spot position and possible thermal defect degree. The positioning device comprises a binocular system with a wide-angle end infrared thermal imager 1 and a long-focus end infrared thermal imager 2 and a terminal device connected with the binocular system, and the terminal device is integrated with an image fusion module 3, a three-dimensional imaging module 4 and a space inversion module 5.
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