[China Instrument Network Instrument R&D] On August 17th, the ionization radiation innovation team of the Shanghai Institute of Metrology and Measurement Technology undertook the national quality inspection public welfare research project “Research on Radioactive Safety Monitoring Value in Nuclear Power Field Traceability Technology” (Project Numbering ) Smoothly passed acceptance.

Under the background of the rapid development of China's nuclear power industry, nuclear and radiation safety assurance is an indispensable and normal work. The demand for radioactive safety monitoring value is urgent, but there are many large-scale, fixed or dedicated nuclear power and related fields. Radioactive safety monitoring equipment, China's long-term lack of corresponding technical specifications and measurement standards.

The “Research on the Traceability of Radioactive Safety Monitoring Values ​​in the Nuclear Power Field” project was the first to create an airborne radioactive iodine monitoring and calibrating device, developed an online liquid activity monitoring instrument calibration technology, and established a stationary α/β personal surface contamination monitoring device and channel-based radioactive online Monitoring equipment, liquid scintillation counters and other measurement standard devices, and drafted and formulated the corresponding verification / calibration technical specifications. The research results have independent intellectual property rights, 7 academic papers have been published, 2 invention patents and 2 utility model patents. The overall technical level has been leading domestically and reached the international advanced level.

The project achievements have enhanced China's ionizing radiation measurement technology capabilities, improved the traceability system of radioactive safety monitoring values, and provided reliable measurement support for China's nuclear power and related fields for radioactive safety monitoring, which has important practical significance.

(Original title: "Study on Traceability of Radioactive Safety Monitoring Values ​​in Nuclear Power Field" passed the acceptance check)

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