一种放射性物质边界划分方法、装置、设备及存储介质

By using a second detector and data fusion technology in the radioactive material detection system, the problem of accurate boundary delineation of radioactive materials was solved, and efficient and low-cost radioactive material sorting was achieved.

CN117259265BActive Publication Date: 2026-07-17CHINA ORDNANCE EQUIP GRP AUTOMATION RES INST CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA ORDNANCE EQUIP GRP AUTOMATION RES INST CO LTD
Filing Date
2023-10-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

How to effectively delineate the boundaries of radioactive materials to ensure that contaminated radioactive materials are detected and not sorted into uncontaminated radioactive materials, thereby improving sorting efficiency and accuracy.

Method used

By using a second detector in the detection system to determine the length and specific activity of the radioactive material block, combined with the sorting threshold, the front and rear boundaries of the contaminated radioactive material are determined. Data fusion is performed using a combination of a plastic scintillator and a sodium iodide detector, which improves measurement speed and reduces costs.

Benefits of technology

It enables accurate boundary delineation of contaminated radioactive materials, ensuring that they are not mistakenly sorted into uncontaminated materials, thereby improving sorting efficiency and accuracy and reducing system costs.

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Abstract

本发明公开了一种放射性物质边界划分方法、装置、设备及存储介质,该方法通过获取到的放射性物质块的放射性比活与分拣阈值的关系进行前边界以及后边界的确定,可以确保有污染的放射性物质被检出且不被分拣到未污染的放射性物质中,未污染状态检测到有污染放射性物质时,可以确定污染放射性物质块的前边界,当从污染放射性物质检测到未污染放射性物质时,可以确定污染放射性物质块的后边界。有利于提高分拣效率以及分拣精度。
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