GB/T 41991-2022 English PDF

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GB/T 41991-2022: Explosive detection equipment based on D-D neutron capture technology
Status: Valid

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Basic data

Standard ID: GB/T 41991-2022 (GB/T41991-2022)
Description (Translated English): Explosive detection equipment based on D-D neutron capture technology
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: F80
Classification of International Standard: 27.120.99
Word Count Estimation: 14,111
Date of Issue: 2022-10-14
Date of Implementation: 2023-05-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 41991-2022: Explosive detection equipment based on D-D neutron capture technology

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Explosive detection equipment based on DD neutron capture technology ICS 27.120.99 CCSF80 National Standards of People's Republic of China based on deuterium-deuterium neutron capture technology Explosive Detection Equipment Published on 2022-10-12 2023-05-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 General technical requirements 2 4.1 Appearance and Mechanical Structure Requirements 2 4.2 Safety performance requirements 2 4.3 Functional Requirements 3 4.4 Power adaptability requirements 3 4.5 Performance Requirements 3 4.6 Electrical Safety Requirements 4 4.7 Electromagnetic compatibility requirements4 4.8 Environmental adaptability requirements 4 5 Test method 5 5.1 Test conditions 5 5.2 Test Apparatus and Equipment 5 5.3 Appearance and Mechanical Structure Inspection 5 5.4 Safety performance test 6 5.5 Functional test 6 5.6 Power adaptability test 6 5.7 Performance test 6 5.8 Electrical safety test 7 5.9 Electromagnetic compatibility test 7 5.10 Environmental adaptability test 8 6 Inspection Rules 8 6.1 Inspection classification 8 6.2 Inspection items 9 6.3 Decision Rules 9 7 Marking, packaging, transportation, storage and accompanying documents 10 7.1 Signs 10 7.2 Packaging 10 7.3 Transport 11 7.4 Storage 11 7.5 Accompanying files 11

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed and managed by the National Standardization Technical Committee of Nuclear Instrumentation (SAC/TC30). This document is drafted by. China Institute of Atomic Energy, the Third Research Institute of the Ministry of Public Security, China Nuclear Strategic Planning and Research Institute Co., Ltd. The main drafters of this document. Yang Lu, Dou Yuling, Wang Qiang, Tian Lijun, Liu Caixia, Wang Guobao, Guo Fengmei, Zheng Yulai, Zhang Wenxi, Li Han. based on deuterium-deuterium neutron capture technology Explosive Detection Equipment

1 Scope

This document specifies the general technical requirements and tests for explosives detection equipment based on deuterium-deuterium neutron capture technology (hereinafter referred to as "equipment"). Methods, inspection rules, marking, packaging, transportation, storage and accompanying documents. This document applies to explosives detection equipment based on deuterium-deuterium neutron capture technology.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 191 Graphical signs of packaging, storage and transportation GB/T 2423.1-2008 Environmental Testing of Electrical and Electronic Products Part 2.Test Methods Test A. Low Temperature GB/T 2423.2-2008 Environmental testing of electrical and electronic products - Part 2.Test method Test B. High temperature GB/T 2423.3 Environmental Test Part 2.Test Method Test Cab. Constant Damp Heat Test GB/T 2423.5 Environmental Testing Part 2.Test Methods Test Ea and Guidelines. Shock GB/T 2423.10 Environmental Testing Part 2.Test Methods Test Fc. Vibration (Sinusoidal) GB/T 4208 enclosure protection class (IP code) GB/T 9969 General Principles of Instruction Manual for Industrial Products GB/T 12464 Ordinary wooden box GB/T 14436 General Principles of Warranty Documents for Industrial Products GB/T 17799.1-2017 Electromagnetic Compatibility General Standard for Immunity in Residential, Commercial and Light Industrial Environments GB 17799.3-2012 General Standard for Electromagnetic Compatibility Emissions in Residential, Commercial and Light Industrial Environments GB 18871 Basic standard for ionizing radiation protection and radiation source safety

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 false alarm falsealarm When there is no explosive in the detection cavity of the device, the device will alarm. 3.2 falsealarmrate The percentage of false alarm times and detection times when there is no explosive in the detection cavity of the equipment. 3.3 detectionprobability The percentage of equipment alarm times and detection times when explosives are placed in the equipment detection cavity. ......

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