GB/T 45570-2025 English PDF

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GB/T 45570-2025: General technology requirements for optical gyroscope
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Basic data

Standard ID: GB/T 45570-2025 (GB/T45570-2025)
Description (Translated English): General technology requirements for optical gyroscope
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: V25
Classification of International Standard: 49.045
Word Count Estimation: 38,387
Date of Issue: 2025-04-25
Date of Implementation: 2025-08-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 45570-2025: General technology requirements for optical gyroscope

---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.
ICS 49.045 CCSV25 National Standard of the People's Republic of China General technical requirements for optical gyroscopes Released on 2025-04-25 2025-08-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Product Categories 3 5 Technical Requirements 3 6 Test methods 6 7 Marking, packaging, storage and transportation 10 Appendix A (Informative) Main performance indicators of typical laser gyroscope products 11 Appendix B (Informative) Main performance indicators of typical fiber optic gyroscope products 12 Appendix C (Informative) Main environmental adaptability indicators of typical optical gyroscope products 13 Appendix D (Normative) Test methods for common performance parameters of gyroscopes 14

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 for standardization documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed and coordinated by the National Technical Committee for Standardization of Aerospace Technology and Its Applications (SAC/TC425). This document was drafted by. Xi'an Flight Automatic Control Research Institute of China Aviation Industry Corporation, Beijing Aerospace Control Instrument Research Institute, National University of Defense Technology, Beijing Institute of Automation and Control Equipment, Beijing University of Aeronautics and Astronautics, China Ordnance Industry No. 203 Research Institute, Zhejiang University China Shipbuilding Industry Corporation No. 717 Research Institute, AVIC Jierui (Xi'an) Optoelectronics Technology Co., Ltd., Beijing Aerospace Times Optoelectronics Technology Co., Ltd. Technology Co., Ltd., Beijing Aerospace Times Laser Navigation Technology Co., Ltd., Hunan 208 Advanced Technology Co., Ltd., Shanghai Aoshi Control Technology Co., Ltd., Jiangxi Chiyu Optoelectronics Technology Development Co., Ltd., and Zhejiang Aerospace Runbo Measurement and Control Technology Co., Ltd. The main drafters of this document are. Xie Liangping, Chen Linfeng, Ma Haiquan, Zhao Xiaoning, Sha Li, Hu Shaomin, Han Chuankun, Wang Shilin, Lei Jianjun, Han Zonghu, Yang Hongyou, Wang Ke, Wan Xun, Feng Chi, Xu Xiaobin, Wang Xiaozhang, Hu Huizhu, Che Chicheng, Gu Lin, Tian Zhen, Zhang Wei, Zhou Jingshu, Li Chao, Xu Peng, Xiao Yinjing, Zhang Lizhe, Gao Yonghong, Xu Meng, Wei Tianxiao, Liu Xing, Zhang Junjun, Lu Guangfeng, Han Junhai, Huang Yun, Cheng Wenming. General technical requirements for optical gyroscopes

1 Scope

This document specifies the product classification, technical requirements, marking, packaging, storage and transportation requirements of optical gyroscopes. Appropriate test method. This document applies to optical gyroscopes (referred to as gyroscopes) used in aerospace (including commercial aerospace), aviation, and shipbuilding. The field shall be implemented by reference.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 191 Pictorial markings for packaging, storage and transportation GB/T 321 Priority numbers and priority number systems GB/T 2423.1 Environmental testing for electric and electronic products Part 2.Test methods Test A. Low temperature GB/T 2423.2 Environmental testing for electric and electronic products Part 2.Test methods Test B. High temperature GB/T 2423.3 Environmental testing for electric and electronic products Part 2.Test method Test Cab. Steady state damp heat test GB/T 2423.15 Environmental testing for electric and electronic products Part 2.Test method Test Ga and guidance. Steady-state acceleration GB/T 2423.16 Environmental testing for electric and electronic products Part 2.Test methods Test J and guidance. Mildew growth GB/T 2423.17 Environmental testing for electric and electronic products Part 2.Test methods Test Ka. Salt spray GB/T 2423.21 Environmental testing for electric and electronic products Part 2.Test methods Test M. Low pressure GB/T 2423.22 Environmental testing for electric and electronic products Part 2.Test methods Test N. Temperature change GB/T 4937.18 Mechanical and climatic test methods for semiconductor devices Part 18.Ionizing radiation (total dose) GB/T 34522 Spacecraft thermal vacuum test method

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Sagnac effect The effect of optical path difference between two coherent light waves propagating in opposite directions along a closed optical path due to the rotation of the optical path. 3.2 Optical gyroscope A gyroscope that works using the Sagnac effect of light. 3.3 Laser gyroscope A method for measuring angular velocity or angle relative to inertial space based on the Sagnac effect and composed of a ring laser resonator. device. ......

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