CN109257208A - A kind of information integrated system and method based on OPC UA - Google Patents
A kind of information integrated system and method based on OPC UA Download PDFInfo
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- CN109257208A CN109257208A CN201811024091.7A CN201811024091A CN109257208A CN 109257208 A CN109257208 A CN 109257208A CN 201811024091 A CN201811024091 A CN 201811024091A CN 109257208 A CN109257208 A CN 109257208A
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- 230000005540 biological transmission Effects 0.000 claims description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/024—Standardisation; Integration using relational databases for representation of network management data, e.g. managing via structured query language [SQL]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/044—Network management architectures or arrangements comprising hierarchical management structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/34—Network arrangements or protocols for supporting network services or applications involving the movement of software or configuration parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Databases & Information Systems (AREA)
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Abstract
The invention discloses a kind of information integrated system and method based on OPC UA, wherein method is the following steps are included: each PLC controller obtains and stores the status information and control information of production equipment, and the information that will acquire is sent to OPC UA server；OPC UA server stores the information received according to preset mode；Shop floor control layer is communicated according to OPC UA communication standard and OPC UA server, and reads and store the information in OPC UA server, realizes the information integration to mechanical floor.The present invention passes through storage of the OPC UA server to each PLC device information, Shop floor control layer accesses to OPC UA server using OPC UA standard, to effectively realize the information integration to polynary heterogeneous device, the digitlization and intelligent development process for accelerating factory's control, can be widely applied to Technique of Information Integration field.
Description
Technical field
The present invention relates to Technique of Information Integration field more particularly to a kind of information integrated systems and side based on OPC UA
Method.
Background technique
Currently, China existing many technical deficiencies, one of them key skill in terms of promoting intelligent plant construction
Art is the Technique of Information Integration of the software of workshop appliance and shop equipment.Top-layer Design Method of China's manufacture 2025 about intelligence manufacture
In uniquely recommend technical standard of the OPC UA as information integration, foreign study personnel competitively study OPC UA technical application
In the polynary heterogeneous information integration of intelligent plant, and technology has tended to be mature, and China is still in starting in the research of this aspect
Stage.And it is very little with application study for theory of the OPC UA standard in terms of the polynary heterogeneous information integration in workshop, it is unable to satisfy
Needs of the domestic intelligent plant construction at present to this respect theory and technology.
The building basis of intelligent plant is equipment networking and information integration, only solves polynary heterogeneous information integration
Applied basic research, including convert cooperation and information sharing, information between information, equipment for data and be converted into knowledge and decision
These intelligent plant superstructures are fed back to be possible to realize.Important management and control devices are predominantly PLC device in intelligent plant,
A kind of method can make information integration method of the factory floor management software using OPC UA standard to PLC device currently not yet
And system.
Explanation of nouns:
Information integration: refer to that the information of each subsystem and user use unified standard, specification and coding in system, realize
Total system information sharing, and then can realize the interaction between associated user's software and orderly work.
OPC:(OLE for Process Control) it is for one communication interface standard of industrial control field, it is
Process control provides standard set interface, attribute and method.There are the Devices and Drivers so that different vendor in OPC's
It can neatly be attached and information exchange, but traditional opc server access is still very complicated, for different types of data
Access needs to develop different access programs, including data access (DA), alarm and event (AE) and historical data access
(HDA) etc..For example, the history average of the current value of a temperature sensor, a high-temperature event and temperature is obtained,
Three kinds of different opc server programs are developed respectively, and this considerably increases the complexity of data acquisition device.OPC UA
(UnifiedArchitecture) be OPC newest standards, for from DCS acquire data provide a kind of unified interface to MES
Method significantly reduces the complexity of software development.In addition, OPC UA does not depend on specific operating system, cross-platform fortune is supported
Row provides possibility to simplify the software and hardware structure of data acquisition device.
Summary of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide one kind to be based on OPC UA standard in production equipment
PLC controller information integrated system.
It is a further object of the present invention to provide a kind of based on OPC UA standard to the information of the PLC controller in production equipment
Integrated approach.
The technical scheme adopted by the invention is that:
A kind of information integrated system based on OPC UA, including mechanical floor, OPC UA server and Shop floor control layer, it is described
Mechanical floor includes multiple for controlling the PLC controller of production equipment, the OPC UA server respectively with Shop floor control layer and
Multiple PLC controller connections；
The PLC controller is used to obtain the status information and control information of production equipment, and the information hair that will acquire
It send to OPC UA server；
OPC UA server is used to receive the information of each PLC controller transmission, and by the information received according to preset
Mode is stored；
The Shop floor control layer reads and deposits for being communicated according to OPC UA consensus standard and OPC UA server
The information in OPC UA server is stored up, realizes the information integration to mechanical floor.
Further, the Shop floor control layer includes OPC UA client and database, the OPC UA client respectively with
OPC UA server is connected with database；
The OPC UA client is used to access OPC UA server, and the letter that will be read according to OPC UA consensus standard
Breath is stored in database.
Further, the database uses SQLServer database.
Further, the OPC UA server uses KEPServerEX server, and Shop floor control layer passes through wireless connection
Mode is connect with OPC UA server.
Further, the Shop floor control layer visits OPC UA server using the communication modes of EthernetTCP/IP
It asks.
It is of the present invention another solution is that
A kind of information integration method based on OPC UA, comprising the following steps:
S1, each PLC controller obtain and store the status information and control information of production equipment, and the information that will acquire
It is sent to OPC UA server；
S2, OPC UA server store the information received according to preset mode；
S3, Shop floor control layer are communicated according to OPC UA communication standard and OPC UA server, and read and store OPC
Information in UA server realizes the information integration to mechanical floor.
Further, further comprising the steps of:
After OPC UA server is connect with each PLC controller, OPC UA server adds and configures the logical of each PLC controller
Channel is interrogated, and establishes address space corresponding with each PLC controller on OPC UA server.
Further, the step S2, specifically:
The information for receiving each PLC controller is respectively stored in correspondingly with each PLC controller by OPC UA server
In the space of location.
Further, the Shop floor control layer includes OPC UA client and database, the step S3, specifically:
OPC UA client accesses OPC UA server according to OPC UA communication standard, and reads in OPC UA server
It, will be in the information that read storage to database after information.
Further, the database uses SQLServer database.
The beneficial effects of the present invention are: the present invention passes through storage of the OPC UA server to each PLC device information, workshop control
Preparative layer accesses to OPC UA server using OPC UA standard, to effectively realize the information collection to polynary heterogeneous device
At, it provides the foundation for subsequent intelligent plant big data analysis, the digitlization and intelligent development process of the control of quickening factory.
Detailed description of the invention
Fig. 1 is a kind of structural block diagram of information integrated system based on OPC UA；
Fig. 2 is a kind of step flow chart of information integration method based on OPC UA；
Fig. 3 is the structural block diagram of specific embodiment one.
Specific embodiment
Embodiment one
As shown in Figure 1, a kind of information integrated system based on OPC UA, including mechanical floor, OPC UA server and workshop
Control layer, the mechanical floor include multiple for controlling the PLC controller of production equipment, the OPC UA server respectively with vehicle
Between control layer connected with multiple PLC controllers；
The PLC controller is used to obtain the status information and control information of production equipment, and the information hair that will acquire
It send to OPC UA server；
OPC UA server is used to receive the information of each PLC controller transmission, and by the information received according to preset
Mode is stored；
The Shop floor control layer reads and deposits for being communicated according to OPC UA consensus standard and OPC UA server
The information in OPC UA server is stored up, realizes the information integration to mechanical floor.
The working principle of above system are as follows: have the production equipment of many isomeries in factory, if these production equipments are equipped with
Dry PLC hardware, these PLC hardware are connect by Industrial Ethernet mode or fieldbus mode with OPC UA server,
PLC controller obtains the status information and control information of production equipment, and the information that will acquire is sent to OPC UA server,
OPC UA server receives the information that PLC controller sends over and is stored according to predetermined manner.Shop floor control layer passes through OPC
UA consensus standard accesses OPC UA server, and reads and store the data in OPC UA server, controls to realize PLC
Device information integration.Wherein, DCS is the english abbreviation (Distributed Control System) of dcs,
Domestic automatic control industry is also referred to as Distributed Control System；PLC, that is, programmable logic controller (PLC)；DNC is distributed CNC；CNC is
A kind of automated machine tool equipped with program control system；RTU is the abbreviation of REMOTE TERMINAL UNIT, and Chinese is remote
Journey detection and control terminal has telemetering, remote signalling, remote regulating, distant control function for monitoring, controlling the application with data acquisition.
It is further used as preferred embodiment, the Shop floor control layer includes OPC UA client and database, described
OPC UA client is connect with OPC UA server and database respectively；
Shop floor control layer is equipped with MES system, is integrated with OPC UA client in the MES system.The OPC UA visitor
Family end is used to access OPC UA server according to OPC UA consensus standard, can read status information, the warning message of equipment, look into
It sees the historical data of equipment, or calls the operating method of equipment to operate to equipment transfer control instruction etc. etc., thus real
Information integration of the existing intelligent plant MES system to workshop appliance.In addition, the information read is stored in number by OPC UA client
According in library.
It is further used as preferred embodiment, the database uses SQLServer database.
The OPC UA client using C#.Net as program development language, and with Open Source Code library OPC
For UAHelper as exploitation basis, the database uses SQLServer database, and constructs in SQLServer
SmartFactory database come record PLC controller acquisition data.
It is further used as preferred embodiment, the OPC UA server uses KEPServerEX server, and workshop
Control layer is connect by radio connection with OPC UA server.
Shop floor control layer can access OPC UA server by web page, can pass through the communication of EthernetTCP/IP
Mode accesses.
It is further used as preferred embodiment, the Shop floor control layer uses the communication modes pair of EthernetTCP/IP
OPC UA server accesses.
By above-mentioned system, intelligent plant management software can be effectively conveniently realized to the information of polynary heterogeneous device
It is integrated, it realizes real-time acquisition and storage to the running state data of polynary isomery bottom hardware equipment, it is big to form intelligent plant
Data provide the foundation for subsequent intelligent plant big data analysis, and it is total to be that data are converted into cooperation and information between information, equipment
Enjoy, information is converted into knowledge and the basis of decision feedback, can accelerate intelligent plant digital intelligent transparence manage process.
Embodiment two
As shown in Fig. 2, a kind of information integration method based on OPC UA, comprising the following steps:
After A1, OPC UA server are connect with each PLC controller, OPC UA server adds and configures each PLC controller
Communication channel, and corresponding with each PLC controller address space is established on OPC UA server.
A2, each PLC controller obtain and store the status information and control information of production equipment, and the information that will acquire
It is sent to OPC UA server.
A3, OPC UA server store the information received according to preset mode.
Wherein, step A3 specifically: OPC UA server by the information for receiving each PLC controller be respectively stored in respectively
In the corresponding address space of PLC controller.
A4, Shop floor control layer are communicated according to OPC UA communication standard and OPC UA server, and read and store OPC
Information in UA server realizes the information integration to mechanical floor.
The Shop floor control layer includes OPC UA client and database, step A4 specifically: layer includes OPC UA client
End and database, the step S3, specifically:
OPC UA client accesses OPC UA server according to OPC UA communication standard, and reads in OPC UA server
It, will be in the information that read storage to database after information.Wherein, the database uses SQLServer database.
By the above method, intelligent plant management software can be effectively conveniently realized to the information collection of polynary heterogeneous device
At, it realizes and the real-time of the running state data of polynary isomery bottom hardware equipment is obtained and stored, the formation big number of intelligent plant
According to providing the foundation for subsequent intelligent plant big data analysis, it is total to be that data are converted into cooperation and information between information, equipment
Enjoy, information is converted into knowledge and the basis of decision feedback, can accelerate intelligent plant digital intelligent transparence manage process.
Specific embodiment one
Referring to Fig. 3, the example for reading the revolving speed of motor in real time below in conjunction with Shop floor control layer is explained in detail, the electricity
Machine is equipped with corresponding motor PLC controller.
(1) using KEPServerEX as OPC UA server, the communication of addition and configuration support the motor PLC controller
The channel of agreement, and driving interface is added, then added and PLC register address corresponding address space under the equipment.
(2) PLC controller obtains the rotary speed information of motor in real time, and rotary speed information is stored to the address register D1002
Afterwards, rotary speed information is sent to OPC UA server.
(3) it after OPC UA server receives rotary speed information, is deposited in the corresponding address space of motor PLC controller
Storage, for example it is recorded in data label D1002.
(4) OPC UA client realizes the access to OPC UA server by way of EthernetTCP/IP, and reads
The communications protocol of the rotary speed information for taking OPC UA server memory to store up, OPC UA client and OPC UA server is OPC UA association
It assesses a bid for tender standard.The OPC UA client using C#.Net as program development language, and with Open Source Code library OPC
UAHelper is as exploitation basis.
(5) a SmartFactory database is constructed in SQLServer database, and in SmartFactory data
Establish the tables of data of motor speed in library, OPC UA client by call System.Data.SqlClient and
The class and method that System.Data is provided are realized the access to SQLServer database, and will be read from OPC UA server
To motor speed and corresponding time tag write-in motor speed table in.
Above-mentioned example only explains in detail the PLC controller of motor, the information of the PLC controller of other hardware devices
Integrated approach is similar, will not repeat them here.Intelligent plant management software is realized by above-mentioned technological approaches to manage PLC
Motor device information integration, and KEPServer server is integrated with the drive of more than the 100 kinds of polynary heterogeneous devices of different agreement
It is dynamic, therefore the technological approaches described through the invention, intelligent plant management software can be effectively conveniently realized to polynary isomery
The information integration of equipment can accelerate intelligent plant digital intelligentization to manage process.
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of information integrated system based on OPC UA, which is characterized in that controlled including mechanical floor, OPC UA server and workshop
Preparative layer, the mechanical floor include multiple for controlling the PLC controller of production equipment, the OPC UA server respectively with workshop
Control layer is connected with multiple PLC controllers；
The PLC controller is used to obtain the status information and control information of production equipment, and the information that will acquire is sent to
OPC UA server；
OPC UA server is used to receive the information of each PLC controller transmission, and by the information received according to preset mode
It is stored；
The Shop floor control layer reads and stores for being communicated according to OPC UA consensus standard and OPC UA server
Information in OPC UA server realizes the information integration to mechanical floor.
2. a kind of information integrated system based on OPC UA according to claim 1, which is characterized in that the Shop floor control
Layer includes OPC UA client and database, and the OPC UA client is connect with OPC UA server and database respectively；
The OPC UA client is used to access OPC UA server according to OPC UA consensus standard, and the information read is deposited
Storage is in database.
3. a kind of information integrated system based on OPC UA according to claim 2, which is characterized in that the database is adopted
With SQL Server database.
4. a kind of information integrated system based on OPC UA according to claim 1, which is characterized in that the OPC UA clothes
Device be engaged in using KEPServerEX server, and Shop floor control layer is connect by radio connection with OPC UA server.
5. a kind of information integrated system based on OPC UA according to claim 4, which is characterized in that the Shop floor control
Layer accesses to OPC UA server using the communication modes of Ethernet TCP/IP.
6. a kind of information integration method based on OPC UA, which comprises the following steps:
S1, each PLC controller obtain and store the status information and control information of production equipment, and the information that will acquire is sent
To OPC UA server；
S2, OPC UA server store the information received according to preset mode；
S3, Shop floor control layer are communicated according to OPC UA communication standard and OPC UA server, and read and store OPCUA clothes
The information being engaged in device realizes the information integration to mechanical floor.
7. a kind of information integration method based on OPC UA according to claim 6, which is characterized in that further include following step
It is rapid:
After OPC UA server is connect with each PLC controller, OPC UA server adds and configures the communication letter of each PLC controller
Road, and address space corresponding with each PLC controller is established on OPC UA server.
8. a kind of information integration method based on OPC UA according to claim 7, which is characterized in that the step S2,
Specifically:
The information for receiving each PLC controller is respectively stored in address sky corresponding with each PLC controller by OPC UA server
In.
9. a kind of information integration method based on OPC UA according to claim 8, which is characterized in that the Shop floor control
Layer include OPC UA client and database, the step S3, specifically:
OPC UA client accesses OPC UA server according to OPC UA communication standard, and reads the information in OPC UA server
Afterwards, the information read is stored into database.
10. a kind of information integration method based on OPC UA according to claim 9, which is characterized in that the database
Using SQL Server database.
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658793A (en) * | 2019-09-10 | 2020-01-07 | 上海大学 | A multi-channel information perception analysis system for intelligent production heterogeneous equipment and its operation method |
| CN111475458A (en) * | 2019-12-30 | 2020-07-31 | 网络通信与安全紫金山实验室 | General OPC UA-based PCB Manufacturing Equipment Information Collection System |
| CN111600923A (en) * | 2020-03-30 | 2020-08-28 | 浙江工业大学 | An OPC UA protocol server system based on .NET Core |
| CN111754087A (en) * | 2020-06-03 | 2020-10-09 | 深圳前海禾盈科技有限公司 | A management and control method for production equipment in a smart factory |
| CN111752239A (en) * | 2020-06-03 | 2020-10-09 | 深圳前海禾盈科技有限公司 | Modeling method for intelligent factory |
| WO2020238292A1 (en) * | 2019-05-30 | 2020-12-03 | 华为技术有限公司 | Method for determining service transmission requirement, apparatus, and system |
| CN112180776A (en) * | 2020-08-19 | 2021-01-05 | 北京航空航天大学 | OPC UA information modeling method and device based on equipment component module |
| CN112764944A (en) * | 2020-12-31 | 2021-05-07 | 哈尔滨宇龙自动化有限公司 | MOM system automation equipment data interaction integration platform and method based on OPC UA protocol |
| CN112859693A (en) * | 2021-01-20 | 2021-05-28 | 苏州中鹿环保设备有限公司 | DI signal multi-terminal data processing method and drainage system adopting same |
| CN113608502A (en) * | 2020-05-05 | 2021-11-05 | 广州宁基智能系统有限公司 | Workshop dust collecting equipment monitoring system based on OPC technology |
| CN114427973A (en) * | 2021-12-13 | 2022-05-03 | 中航长沙设计研究院有限公司 | Aeroengine test measurement and control system based on OPC UA |
| CN114629948A (en) * | 2020-12-14 | 2022-06-14 | 昆山佰奥软件有限公司 | PLC communication system based on OPCUA and interaction method thereof |
| CN115065697A (en) * | 2022-04-06 | 2022-09-16 | 上海交通大学 | Industrial network equipment information integration system and method based on OPC UA |
| CN115480518A (en) * | 2022-09-28 | 2022-12-16 | 傲拓科技股份有限公司 | OPCUA-based upper and lower computer integrated PLC implementation method |
| CN115755741A (en) * | 2022-09-22 | 2023-03-07 | 浙江大学 | PLC control system and control method based on OPCUA embedded server |
| CN115952821A (en) * | 2023-01-03 | 2023-04-11 | 东风彼欧(成都)汽车外饰系统有限公司 | A Tailgate Hinge Torsion Tracing and Abnormal Handling Method |
| CN116472503A (en) * | 2020-11-12 | 2023-07-21 | Abb瑞士股份有限公司 | Interface device for connecting process controllers to OPC UA peers |
| US12228919B2 (en) | 2020-11-09 | 2025-02-18 | Industrial Technology Research Institute | Information translation device, method, system and computer readable recording medium based on Modbus |
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| CN112859693A (en) * | 2021-01-20 | 2021-05-28 | 苏州中鹿环保设备有限公司 | DI signal multi-terminal data processing method and drainage system adopting same |
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| CN115480518A (en) * | 2022-09-28 | 2022-12-16 | 傲拓科技股份有限公司 | OPCUA-based upper and lower computer integrated PLC implementation method |
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| CN115952821A (en) * | 2023-01-03 | 2023-04-11 | 东风彼欧(成都)汽车外饰系统有限公司 | A Tailgate Hinge Torsion Tracing and Abnormal Handling Method |
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