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GB/T 45626-2025: Information technology - Equipment digital twin system - General requirements
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GB/T 45626-2025: Information technology - Equipment digital twin system - General requirements

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ICS 35.240.50 CCSL67 National Standard of the People's Republic of China General requirements for digital twin systems of information technology equipment Released on 2025-04-25 2025-11-01 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 Abbreviations 2 5 System composition 2 5.1 Overview 2 5.2 Target Equipment 3 5.3 Twin Interaction 3 5.4 Digital Entity 4 5.5 Twin Service 4 6 Technical Requirements 5 6.1 Simulation 5 6.2 Visualization 5 6.3 Status Monitoring 6 6.4 Fault Diagnosis 6 6.5 State prediction 6 6.6 Quality characteristics 7 7 System Construction 7 7.1 Overview 7 7.2 Model Construction 8 7.3 Model Validation 9 7.4 Connection Interaction 9 7.5 Virtual and Real Verification and Evaluation 10 Reference 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 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 Information Technology Standardization Technical Committee (SAC/TC28). Information Technology (Beijing) Co., Ltd., Dongfang Electric Group Dongfang Turbine Co., Ltd., China Petroleum and Natural Gas Pipeline Engineering Co., Ltd., China Shenyang Institute of Computing Technology Co., Ltd. of the Chinese Academy of Sciences, Zhengzhou Tobacco Research Institute of China National Tobacco Corporation, Aerospace Morning Light Co., Ltd., Shanghai CRRC Ruibode Intelligent System Co., Ltd., Shenzhen Axis Automation Technology Co., Ltd., Shanghai Broadband Technology and Application Engineering Research Xin, Baweitong Technology Co., Ltd., Beijing Shiguan Jinyang Technology Development Co., Ltd., Futaihua Industry (Shenzhen) Co., Ltd., Chaos Industrial Intelligence Energy Research Institute (Qingdao) Co., Ltd., Zhejiang Zhengyun Intelligent Technology Co., Ltd., and Guangzhou Tianyi Technology Co., Ltd. The main drafters of this document are. Hu Lin, Han Li, Li Jia, Guo Nan, Zhang Hui, Hu Chenglin, Ma Liqun, Zhou Yang, Wang Yong, Zhang Xiaomei, Zhou Junxiong, Su Shuai, Duan Haibo, Li Jufeng, Dong Jielian, He Zhiyong, Li Zhenxuan, Zhang Zhihui, Jiang Zhichao, Tao Fei, Wang Zhongkai, Shen Jie, Huang Yalin, Zhu Guoliang, Zeng Tao, Yu Riyue, Zhou Lixiong, Li Jian, Miao Qi, Zheng Desheng, Cao Yijun, He Saike, Ding Qiang, Chen Jiancheng, Xu Kejia, Wang Honggang, Liu Haijun, Huang Xuwei, Ren Zhigang, Li Jianhui, Chen Zhiman, Long Xiaoang, Xia Ming, Suo Hansheng, Shen Chao, Cai Miao, Shang Du, Yang Xu, Wang Wei, Yang Huijia, Liu Ying, Xiang Bo, Ding Liang, Shang Xiaolei, Li Jiajing, Zhu Wenkui, Wu Jianxiong, Li Xiaoyu, Fu Genli, Lu Songfeng, Luo Jun, Wang Zixing, Lu Yangguang, Wang Menglu, Tang Songbai, Wang Miaoxin, Li Shuang, Luo Ming, Yu Lei, Yang Hongxu, Cao Xifei, Liu Dongqing, Deng Guodong, Wei Qiang, Wu Junyi, Wu Dakui, Zhao Bo, Huang Haibin, Li Jiale, Li Qing, Li Fei, Hu Huaibing, Sun Shidong, Wang Haining, Li Shuang, He Chunchang, Wu Tong, Ping Yan, Wang Xuejun, Wang Hongliang, Wei Zhen, Chang Xuemei, Li Gaoyong, Hu Lanfang, Gu Liwen, Ning Yan, Hu Shuyan, Zhang Xueqin, Liu Jiaxin, and He Baodong. General requirements for digital twin systems of information technology equipment

1 Scope

This document describes the composition of the equipment digital twin system and specifies the technical requirements and construction requirements of the system. This document applies to the development, use and maintenance of equipment digital twin systems.

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 43441.1-2023 Information technology digital twin Part 1.General requirements

3 Terms and definitions

The terms and definitions defined in GB/T 43441.1-2023 and the following apply to this document. 3.1 Equipment A general term for the equipment and equipment systems used to implement and ensure production and operation activities. Note. In some specific scenarios, equipment is also called device. [Source. GB/T 41251-2022, 3.1.1, modified] 3.2 Target equipment targetequipment Equipment selected for digital twinning. 3.3 digital entity A digital twin of the target entity. [Source. GB/T 43441.1-2023, 3.3] 3.4 A system that realizes dynamic iteration of various elements between target equipment and its digital entity. 3.5 Model An abstract representation of an entity or collection of entities. Note. A model is able to describe, understand, or predict the properties of an entity or set of entities under conditions or circumstances of interest. [Source. ISO /IEC /IEEE42020.2019,3.13, modified] 3.6 Geometry modelgeometrymodel A model that describes the geometric features of the target equipment and its additional attributes. ...