GB/T 38869-2020 English PDF

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GB/T 38869-2020: OPC UA-based interconnected network architecture in digital plant
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Basic data

Standard ID: GB/T 38869-2020 (GB/T38869-2020)
Description (Translated English): OPC UA-based interconnected network architecture in digital plant
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N10
Classification of International Standard: 25.040
Word Count Estimation: 34,332
Date of Issue: 2020-07-21
Date of Implementation: 2021-02-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 38869-2020: OPC UA-based interconnected network architecture in digital plant

---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.
OPC UA-based interconnected network architecture in digital plant ICS 25.040 N10 National Standards of People's Republic of China Digital workshop interconnection network architecture based on OPCUA 2020-07-21 released 2021-02-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Table of contents

Preface Ⅴ 1 Scope 1 2 Normative references 1 3 Terms, definitions and abbreviations 1 3.1 Terms and definitions 1 3.2 Abbreviations 2 4 Digital workshop interconnection network hierarchy 2 5 Information flow of digital workshop internet network 3 5.1 Internet connection mode 3 5.2 Internet Information Flow 4 6 Digital workshop interconnection network architecture based on OPCUA 5 6.1 OPCUA realization form 5 6.2 OPCUA position 5 6.3 OPCUA network distribution 6 6.4 Interconnection network architecture based on OPCUA 7 6.4.1 Between MES and monitoring equipment 7 6.4.2 Between MES and programmable control equipment 7 6.4.3 Between MES and field devices 8 6.4.4 Between monitoring equipment and programmable control equipment 8 6.4.5 Between monitoring equipment and field equipment 8 6.4.6 Aggregation Server 9 6.4.7 Embedded OPCUA server gateway 10 Appendix A (informative appendix) OPCUA protocol specification and technical overview 11 A.1 OPCUA protocol specification framework 11 A.2 OPCUA Technical Overview 12 A.2.1 Overview 12 A.2.2 OPCUA basic architecture model 13 A.2.3 OPCUA data encoding and transmission protocol 14 A.2.4 OPCUA service 14 A.2.5 OPCUA address space and information model 15 Appendix B (informative appendix) OPCUA development and realization 16 B.1 Overview 16 B.2 OPCUA Application Architecture 16 B.3 Development and Implementation of OPCUA Based on SDK 17 B.3.1 Overview 17 B.3.2 OPCUASDK function 17 B.3.3 Development of business-related functions 17 B.4 OPCUA development and application considerations 18 B.4.1 Resource constraints consideration 18 B.4.2 Real-time consideration 18 B.4.3 Security considerations 18 B.5 OPCUA framework application guidelines for the machining industry 18 B.6 OPCUA development and implementation example 19 B.6.1 Overview 19 B.6.2 Implementation example of embedded OPCUA server in CNC machine tool 20 B.6.3 Modbus device acquisition module realization 22 Appendix C (informative appendix) OPCUA compatibility 24 C.1 Overview 24 C.2 OPC/OPCUA compatibility solution example 24 C.2.1 Overview 24 C.2.2 UAProxy 24 C.2.3 UAWrapper 25 C.3 Compatibility Statement 26 Reference 28 Figure 1 Schematic diagram of the hierarchical structure of the digital workshop interconnection network 3 Figure 2 Schematic diagram of software and hardware composition and possible connections and information flow between them 4 Figure 3 Schematic diagram of the position of OPCUA 6 Figure 4 OPCUA network distribution concept 6 Figure 5 OPCUA-based integration between MES and monitoring equipment 7 Figure 6 OPCUA-based integration between MES and programmable control equipment 7 Figure 7 OPCUA-based integration between MES and field devices 8 Figure 8 OPCUA-based integration between monitoring equipment and programmable control equipment 8 Figure 9 OPCUA-based integration between monitoring equipment and field equipment 9 Figure 10 Integration based on aggregated OPCUA server 9 Figure 11 Integration based on embedded OPCUA server gateway 10 Figure A.1 OPCUA Specification Framework 11 Figure A.2 OPCUA layer model 13 Figure A.3 The interaction relationship between OPCUA client and server 13 Figure A.4 Combined OPCUA server and client concept 13 Figure A.5 UPCUA Transmission Specification 14 Figure B.1 OPCUA application development architecture 16 Figure B.2 OPCUA standard address space 18 Figure B.3 Typical architecture for machinery manufacturing industry 19 Figure B.4 Information Model of CNC Machine Tool 20 Figure B.5 Address Space Management 21 Figure B.6 Modbus acquisition module 22 Figure B.7 Building an information model 23 Figure C.1 Protocol conversion schematic 24 Figure C.2 Schematic diagram of UAProxy 25 Figure C.3 Schematic diagram of UAWrapper 25 Table B.1 CNC machine tool information model mapping process 21 Table B.2 Mapping process of temperature and humidity sensor information model 23 Table C.1 OPCUA Compatibility Statement (Required) 26 Table C.2 OPCUA compatibility statement (optional) 27

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents. This standard was proposed by China Machinery Industry Federation. This standard is under the jurisdiction of the National Industrial Process Measurement Control and Automation Standardization Technical Committee (SAC/TC124). Drafting organizations of this standard. Institute of Comprehensive Technology and Economics of Mechanical Industry Instrumentation, Shenyang Institute of Automation, Chinese Academy of Sciences, Beijing and Lishi System Engineering Co., Ltd., Shanghai Automation Instrumentation Co., Ltd., Beijing Dongtu Technology Co., Ltd., Shanghai Industrial Automation Instrumentation Research Institute, China Power Technology Group Chongqing Acousto-Optic Co., Ltd., China Academy of Information and Communications Technology, Liaoning University. The main drafters of this standard. Liu Dan, Zhao Yanling, Xie Sufen, Zhang Sichao, Yu Riyue, Zhao Yong, Xue Baihua, Li Hongci, Zhang Maocheng, Duan Shihui, Song Yan, Wang Zhou, Niu Pengfei, Yue Lei, Wang Jing. Digital workshop interconnection network architecture based on OPCUA

1 Scope

This standard specifies the hierarchical structure and information flow of the digital workshop interconnection network, and the network architecture based on OPCUA. This standard applies to the architecture design and system integration of the digital workshop equipment layer, control layer and workshop layer interconnection network.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 33863 (all parts) OPC unified architecture 3 Terms, definitions and abbreviations 3.1 Terms and definitions The following terms and definitions apply to this document. 3.1.1 Data A formal, repeatable and interpretable information expression used for communication, interpretation and processing. [IEC 61499-1.2012, definition 3.23] 3.1.2 Digital workshop digitalfactory;digitalworkshop Based on the process and equipment required by the production object, using information technology, automation, measurement and control technology, etc. as means, connect the workshop with data Different units are the implementation units for planning, managing, diagnosing and optimizing the production operation process. Note. The equipment layer, control layer and workshop layer of the intelligent manufacturing system level belong to the scope of digital workshop. [GB/T 37393-2019, definition 3.3] 3.1.3 Information The meaning of data is given by agreeing on the data. [IEC 61499-1.2012, definition 3.53] 3.1.4 Client A software application that sends messages to the OPCUA server that complies with the IEC 62541 series of standards. [GB/T 33863.1-2017, definition 3.2.5] Note. All refer to OPCUA client. 3.1.5 Server Software applications that perform the services specified in the IEC 62541 series of standards. [GB/T 33863.1-2017, definition 3.2.28] ......

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