GB/T 41985-2022 English PDF

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GB/T 41985-2022: 230 MeV~250 MeV superconducting proton cyclotron
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 41985-2022	409	Add to Cart	4 days	230 MeV~250 MeV superconducting proton cyclotron	Valid

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Basic data

Standard ID: GB/T 41985-2022 (GB/T41985-2022)
Description (Translated English): 230 MeV~250 MeV superconducting proton cyclotron
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: F92
Classification of International Standard: 27.120.99
Word Count Estimation: 22,268
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 41985-2022: 230 MeV~250 MeV superconducting proton cyclotron

---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.
230 MeV~250 MeV superconducting proton cyclotron ICS 27.120.99 CCSF92 National Standards of People's Republic of China 230MeV~250MeV superconducting proton cyclotron Published on 2022-10-12 2023-05-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Basic composition and working conditions of accelerator 2 4.1 Basic composition 2 4.2 Basic working conditions 3 5 Technical Requirements 4 5.1 Appearance and warning signs 4 5.2 Beam Quality Index 4 5.3 Main Subsystem Performance Index 4 5.4 Electrical safety requirements5 5.5 Radiation safety limits for operating environments6 5.6 Electromagnetic Compatibility Requirements 6 5.7 Operational Requirements 6 6 Test method 7 6.1 Appearance and Warning Sign Inspection 7 6.2 Beam quality measurement 7 6.3 Main Subsystem Performance Measurements 9 6.4 Electrical safety measurements 11 6.5 Operating Environment Radiation Safety Test 12 6.6 Electromagnetic compatibility test 12 6.7 Running the test 12 7 Inspection rules 12 7.1 Overview 12 7.2 Inspection items 12 7.3 Decision Rules 13 8 Marking, packaging, transportation, storage and accompanying documents14 8.1 Signs 14 8.2 Packaging 14 8.3 Transport 14 8.4 Storage 14 8.5 Accompanying files 14 Appendix A (Informative) Measurement of Figure of Merit 16 Reference 17

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 main drafters of this document. Zhang Tianjue, Li Xiuli, Wang Chuan, Yin Zhiguo, Cai Hongru, Ji Luyi, Wen Lipeng, Li Pengzhan, Liu Jingyuan, Zhu Xiaofeng, Hou Shigang, Pan Gaofeng, Xing Jiansheng. 230MeV~250MeV superconducting proton cyclotron

1 Scope

This document specifies the basic composition and work of 230MeV~250MeV superconducting proton cyclotron (hereinafter referred to as "accelerator"). Conditions, technical requirements, test methods, inspection rules and marking, packaging, transportation, storage and accompanying documents. This document applies to superconducting proton cyclotrons with a proton energy of 230MeV~250MeV and a beam intensity of 1nA~1000nA. speeder. This document does not apply to synchrocyclotrons.

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 4793.1-2007 Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use Part 1.General Requirements GB 4943.1-2011 Information Technology Equipment Safety Part 1.General Requirements GB/T 9969 General Principles of Instruction Manual for Industrial Products GB/T 12325 Power Quality Supply Voltage Deviation GB/T 12326 Power Quality Voltage Fluctuation and Flicker GB/T 14436 General Principles of Warranty Documents for Industrial Products GB/T 14549 Power Quality Harmonics of Public Grid GB/T 15543 Power Quality Three-phase Voltage Unbalance GB/T 16895.21-2020 Low Voltage Electrical Installations Part 4-41.Safety Protection Electric Shock Protection GB/T 17045-2020 General Parts of Electric Shock Protective Devices and Equipment GB/T 17626.4-2018 Electromagnetic Compatibility Test and Measurement Technology Electrical Fast Transient Burst Immunity Test GB/T 17626.5-2008 Electromagnetic Compatibility Test and Measurement Technology Surge (Shock) Immunity Test GB 18871 Basic standard for ionizing radiation protection and radiation source safety GB/T 19661.1-2005 Safety Requirements for Nuclear Instruments and Systems Part 1.General Requirements GB/T 19661.2 Safety Requirements for Nuclear Instruments and Systems Part 2.Structural Requirements and Classification of Radioactivity Meters GB/T 50102 Design Specification for Industrial Circulating Water Cooling GB 50303-2015 Code for acceptance of construction quality of building electrical engineering

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 The superconducting coil is used to excite the main magnet, constrain the proton to make a cyclotron motion, and the proton is repeatedly accelerated by the high-frequency electric field during the motion. ......

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