Standard No.:	GB/T 45390-2025
English Name:	Communication interface requirements for power lithium battery production equipment
Chinese Name:	动力锂电池生产设备通信接口要求
Chinese Classification:	J07    Computer application
Professional Classification:	GB    National Standard
ICS Classification:	35.240.50 35.240.50    IT applications in industry 35.240.50
Source Content Issued by:	SAMR; SAC
Issued on:	2025-03-28
Implemented on:	2025-10-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	35500 words
Translation Price(USD):	1065.0
Delivery:	via email in 1~10 business day

GB/T 45390-2025 Communication interface requirements for power lithium battery production equipment English, Anglais, Englisch, Inglés, えいご This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered. ICS 35.240.50 CCS J 07 National Standard of the People’s Republic of China GB/T 45390-2025 Communication interface requirements for power lithium battery production equipment 动力锂电池生产设备通信接口要求 (English Translation) Issue date: 2025⁃03⁃28 Implementation date: 2025⁃10⁃01 Issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China the Standardization Administration of the People's Republic of China Contents Foreword 1 Scope 2 Normative references 3 Terms and definitions 4 Acronyms 5 Production equipment system architecture 6 General requirements of communication interface 7 Communication interface functional requirements 8 Communication interface data quality requirements 9 Signaling interface test 10 Production equipment data security Annex A (Informative) Example production equipment data model Annex B (Informative) Example of production equipment communication interface specification Bibliography Communication interface requirements for power lithium battery production equipment 1 Scope This document describes the production equipment system architecture, overall communication interface requirements, communication interface functional requirements, communication interface data quality requirements, communication interface testing and production equipment data security of the communication interface of power lithium battery production equipment (hereinafter referred to as production equipment). This document is applicable to the communication interface application of power lithium battery production equipment in the R&D, production, manufacturing, acceptance and operation processes. 2 Normative references The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 2887-2011 General specification for computer field GB/T 18015.5-2007 Multicore and symmetrical pair/quad cables for digital communications GB/T 25000.51-2016 Systems and software engineering - Systems and software Quality Requirements and Evaluation (SQuaRE) GB/T 36344-2018 Information technology - Evaluation indicators for data quality GB/T 38331-2019 General technical requirements for Li - ion battery made machine GB/T 41970-2022 Interconnection interface specification of numerical control machine tools in smart factory 3 Terms and Definitions The following terms and definitions apply to this document. 3.1 power lithium battery battery that uses lithium ions as conductive ions in the power system, moves between the positive electrode and the negative electrode, and realizes charge and discharge through the mutual conversion of chemical energy and electrical energy 3.2 power lithium battery production equipment general term for the equipment used in the production process of power lithium - ion batteries Note: It includes but is not limited to testing equipment, slurry preparation equipment, pole piece preparation equipment, bare cell manufacturing equipment, cell assembly equipment, drying and liquid injection equipment, formation and capacity grading equipment, battery module assembly equipment, etc. A bare cell is a basic unit formed by alternately stacking or winding positive pole pieces, negative pole pieces and separators together during the manufacturing process of lithium-ion batteries, with the tail fixed by termination tape; a wound cell pack is also called a jelly roll. 3.3 cell assembly battery system that assembles individual cells into a battery module through parallel and series connections, then combines multiple battery modules into a battery pack, and is equipped with a battery management system, thermal management system, structural system, etc., to meet specific application requirements 3.4 communication architecture framework and specification used to realize the design and construction of a communication system 3.5 equipment communication interface physical interface or software interface used for communication and data exchange between equipment and a platform system 3.6 communication protocol rules and agreements that the entities of both parties need to follow to complete the communication or service 3.7 equipment data model data structure that describes the state of a device's characteristics 3.8 state machine abbreviation of finite state automata is a mathematical model abstracted from the running rules of real things 3.9 message ordered sequence of characters used to carry information [Source: GB/T 11457-2006. Definition 2.932] 3.10 object entity with clearly defined boundaries and identification of encapsulated state and behavioral characteristics Note: States are described by attributes and relationships, and behavioral characteristics are described by operations, methods and state machines. An object is an instance of a class. [Source: GB/T 19659.1-2005. Definition 3.26] 3.11 session ID unique identifier used to identify and track interactive sessions between a user and an application or server over a specific period of time 3.12 interface type different types and specifications of interfaces used for connection, communication or interaction in equipment hardware or software 3.13 message type classification of messages consumed or generated during the execution of a service operation [Source: GB/T 32392.7-2018. Definition 3.1.9] 3.14 session type different types or forms of dialogue or interaction that occur in communication or communication Note: Common session types are HTTPS session, Servlet session, and PDU session. 3.15 message text specific content transmitted in the course of communication or exchange of information