CN113315830A - Data transmission method of data engineering machine for industrial internet - Google Patents
Data transmission method of data engineering machine for industrial internet Download PDFInfo
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- CN113315830A CN113315830A CN202110575623.1A CN202110575623A CN113315830A CN 113315830 A CN113315830 A CN 113315830A CN 202110575623 A CN202110575623 A CN 202110575623A CN 113315830 A CN113315830 A CN 113315830A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000004458 analytical method Methods 0.000 claims description 5
- 238000013075 data extraction Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000007405 data analysis Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
- H04L63/029—Firewall traversal, e.g. tunnelling or, creating pinholes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
Abstract
The invention discloses a data transmission method of a data engineering machine for industrial Internet, and relates to the technical field of data transmission. The invention comprises the following steps: the EMQ server collects the IP message of the data engineering machine through an OPC channel; the host side acquires an IP address and a port number in IP message data of the data engineering machine; the host end sends an IP message, and the destination address and the destination port number of the message are the IP address and the port number of the data engineering machine; the data engineering machine acquires an IP address and a port number of a host end from the EMQ server; the data engineering machine sends out an IP message again, and the destination address and the destination port number of the message are the IP address and the port number of the host end; the data engineering machine data penetrates through the firewall to be in communication connection with the host computer end. According to the invention, the data of the engineering machine is accessed by starting an identity authentication encryption mode, and the data of the engineering machine is transmitted to the industrial Internet platform for display, so that the industrial data transmission efficiency is improved, and the data loss is avoided.
Description
Technical Field
The invention belongs to the technical field of data transmission, and particularly relates to a data transmission method of a data engineering machine for industrial internet.
Background
The industrial internet realizes flexible configuration of manufacturing raw materials, execution of a manufacturing process as required, reasonable optimization of a manufacturing process and quick adaptation of a manufacturing environment through network interconnection, data intercommunication and system interoperation of industrial resources, thereby achieving efficient utilization of resources and constructing an intelligent new industrial system.
In the prior art, generally, operation data of a data engineering machine is collected in real time, the processed data are uploaded to an industrial internet platform, and the industrial internet platform monitors the production operation state in a workshop and simultaneously uploads the operation data to the industrial internet platform for data collection and analysis; data transmission from the industrial internet platform to the monitoring platform is realized; and the monitoring platform processes the data after receiving the data. And the industrial data of the existing engineering machine cannot be shared due to the existence of the firewall, so that the data cannot be shared.
In the prior art, data of various industrial internet platforms on the industrial internet is also distributed in data sources, various in data structures and different in data protocols, so that data monitoring and sharing cannot be performed, and the effective utilization rate of industrial information resources is low.
Disclosure of Invention
The invention aims to provide a data transmission method of a data engineering machine for industrial Internet, wherein the data engineering machine and a host exchange IP addresses and port numbers through a server, the data engineering machine is in communication connection with the host through a data penetration firewall, and the data of the engineering machine is accessed by starting an identity authentication encryption mode, so that the problems of low data transmission efficiency and easy data loss caused by various data structures of the existing industrial Internet are solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a data transmission method of a data engineering machine for industrial Internet, which comprises the following steps:
step S1: building an industrial internet platform based on an EMQ server cluster;
step S2: the EMQ server collects the IP message of the data engineering machine through an OPC channel;
step S3: the host side acquires an IP address and a port number in IP message data of the data engineering machine;
step S4: the host end sends an IP message, and the destination address and the destination port number of the message are the IP address and the port number of the data engineering machine;
step S5: the data engineering machine acquires an IP address and a port number of a host end from the EMQ server;
step S6: the data engineering machine sends out an IP message again, and the destination address and the destination port number of the message are the IP address and the port number of the host end;
step S7: the data engineering machine is in communication connection with the host end through a data penetration firewall;
step S8: the host machine accesses the engineering machine data through identity authentication encryption and transmits the engineering machine data to the industrial internet platform;
step S9: and the industrial internet platform processes the data of the engineering machine and displays the processed data.
Preferably, in the step S1, the industrial internet platform supports the industrial device to use MQTT protocol for fast access.
Preferably, in step S2, the IP packet includes an IP address and a port number; a firewall for filtering the communication between the EMQ server and the data engineering machine is arranged between the EMQ server and the data engineering machine; the EMQ server is in communication connection with the data engineering machine; and the EMQ server sends the IP message to a data acquisition server.
Preferably, in step S2, the EMQ server collects and integrates the engineering machine into a DCS data stream, and the DCS data stream flows into the data receiving engineering machine in a single direction through the OPC channel.
Preferably, in step S3, the host acquires IP packet data of the data engineering machine through an OPC channel; the host computer makes collected DCS data flow into the data engineering machine in one direction through the UDP channel.
Preferably, in step S5, the engineering data machine receives the returned unidirectional data stream for analysis, and restores the unidirectional data stream into originally collected different DCS data, and the restored DCS data flows into the EMQ server through the second OPC channel.
Preferably, the second OPC channel is based on a Windows platform, and is provided with a unified data access interface protocol standard for process control and an industrial automation system, and the second OPC channel intercepts data inflow of an engineering data machine by using the protocol standard, so that one-way circulation of DCS data is realized.
Preferably, in step S8, the authentication is used to identify different levels of managers, and the data encryption is used to encrypt the monitored data.
Preferably, in step S9, the industrial internet platform processes the engineering machine data, including data extraction, data sorting, data comparison, modeling and analysis; the engineering machine data arrangement comprises the steps of carrying out filter box arrangement on the extracted data, removing useless and repeated information, and arranging the same type of engineering machine data information together; the data comparison is to compare the sorted data packet with the historical data packet; and constructing a data monitoring report on the basis of the production process data and the external Internet data, and sending the data monitoring report to the industrial Internet platform.
The invention has the following beneficial effects:
the data engineering machine and the host exchange IP addresses and port numbers through the server, the data engineering machine penetrates through the firewall to be in communication connection with the host, the data engineering machine is accessed in an identity authentication encryption mode, the data engineering machine is transmitted to the industrial internet platform to be displayed, the industrial data transmission efficiency is improved, and data loss is avoided.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a step diagram of a data transmission method of a data engineering machine for industrial Internet according to the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a data transmission method for a data engineering machine of an industrial internet, including the following steps:
step S1: building an industrial internet platform based on an EMQ server cluster;
step S2: the EMQ server collects the IP message of the data engineering machine through an OPC channel;
step S3: the host side acquires an IP address and a port number in IP message data of the data engineering machine;
step S4: the host end sends an IP message, and the destination address and the destination port number of the message are the IP address and the port number of the data engineering machine;
step S5: the data engineering machine acquires an IP address and a port number of a host end from the EMQ server;
step S6: the data engineering machine sends out an IP message again, and the destination address and the destination port number of the message are the IP address and the port number of the host end;
step S7: the data engineering machine is in communication connection with the host end through a data penetration firewall;
step S8: the host machine accesses the engineering machine data through identity authentication encryption and transmits the engineering machine data to the industrial internet platform;
step S9: and the industrial internet platform processes the data of the engineering machine and displays the processed data.
In step S1, the industrial internet platform supports the industrial device to use MQTT protocol for fast access.
In step S2, the IP packet includes an IP address and a port number; a firewall for filtering the communication between the EMQ server and the data engineering machine is arranged between the EMQ server and the data engineering machine; the EMQ server is in communication connection with the data engineering machine; and the EMQ server sends the IP message to the data acquisition server.
In step S2, the EMQ server collects the words of the engineering machine and integrates them into a DCS data stream, and the DCS data stream flows into the data receiving engineering machine in a single direction through the OPC channel.
In step S3, the host acquires IP packet data of the data engineering machine through an OPC channel; enabling the collected DCS data to flow into a data engineering machine in a one-way mode through a UDP channel by the host; the Internet protocol suite supports a connectionless transport protocol known as User Datagram Protocol (UDP). UDP provides a way for applications to send encapsulated IP packets without establishing a connection, and RFC768 describes UDP.
The transport layer of the Internet has two main protocols that complement each other. Connectionless is UDP, which does little more than send packet functions to applications and allow them to build their own protocols at the required level. Connection oriented is TCP, which does almost everything.
The method comprises the steps that DCS data of a DCS database flow into a data acquisition server through a first OPC channel, the data acquisition server acquires and integrates required DCS data to form a DCS data stream, the DCS data stream flows into a data receiving client through a UDP channel in a one-way conduction mode, the data client analyzes the DCS data stream to restore the required DCS data, the required DCS data flow into a management information system through a second OPC channel, and the management information system provides and displays the required DCS data outwards.
In step S5, the engineering data machine receives the returned unidirectional data stream, analyzes the unidirectional data stream, and restores the unidirectional data stream into originally collected different DCS data, and the restored DCS data flows into the EMQ server through the second OPC channel.
The second OPC channel is based on a Windows platform and is provided with a unified data access interface protocol standard for process control and an industrial automation system, and the second OPC channel intercepts the data inflow of an engineering data machine by utilizing the protocol standard to realize the one-way circulation of DCS data.
In step S8, authentication is used to identify different levels of management personnel, and data encryption is used to encrypt the monitored data.
In step S9, the industrial internet platform processes the engineering machine data, including data extraction, data arrangement, data comparison, modeling and analysis; the data sorting comprises the steps of sorting the extracted data by a filter box, removing useless and repeated information, and sorting the data information of the engineering machine of the same type; the data comparison is to compare the sorted data packet with the historical data packet; and constructing a data monitoring report on the basis of the production process data and the external Internet data, and sending the data monitoring report to the industrial Internet platform.
EMQ server passes through OPC passageway collection data engineering machine data, operation and the working information of gathering the engineering machine, and upload to the industry internet platform after carrying out the primary filter with information, different users are when logging in, need carry out identification through the identification module in the platform login module, different levels can look over the information of different levels, industry internet platform passes through data transmission module and transmits monitoring data for industry internet module, industry internet module is on the one hand with monitoring data upload to the database in, data encryption module has improved data transmission's security, on the other hand handles data through data processing unit, the process that data processing unit handled does: firstly, data information in a monitoring data packet is extracted through a data extraction module, then the extracted data is sorted through a data sorting module, the data is sorted and sorted according to different operation devices, then the sorted data is compared with the membership data in the database through a data comparison module, finally the data is modeled and analyzed through a modeling and analysis module to form data analysis tables of different levels, and the data analysis tables are sent to an industrial internet platform for being conveniently watched by working personnel, when the abnormal detection module detects the abnormal data, the alarm module gives an alarm, an alarm bell and an alarm lamp on the alarm module are turned on, meanwhile, alarm information is displayed on display equipment on the industrial internet platform in red through the alarm display module, an engineer is reminded to overhaul, and the related equipment is controlled to stop running through the equipment control module.
It should be noted that, in the above system embodiment, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
In addition, it is understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above may be implemented by a program instructing associated hardware, and the corresponding program may be stored in a computer-readable storage medium.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A data transmission method of a data engineering machine for industrial Internet is characterized by comprising the following steps:
step S1: building an industrial internet platform based on an EMQ server cluster;
step S2: the EMQ server collects the IP message of the data engineering machine through an OPC channel;
step S3: the host side acquires an IP address and a port number in IP message data of the data engineering machine;
step S4: the host end sends an IP message, and the destination address and the destination port number of the message are the IP address and the port number of the data engineering machine;
step S5: the data engineering machine acquires an IP address and a port number of a host end from the EMQ server;
step S6: the data engineering machine sends out an IP message again, and the destination address and the destination port number of the message are the IP address and the port number of the host end;
step S7: the data engineering machine is in communication connection with the host end through a data penetration firewall;
step S8: the host machine accesses the engineering machine data through identity authentication encryption and transmits the engineering machine data to the industrial internet platform;
step S9: and the industrial internet platform processes the data of the engineering machine and displays the processed data.
2. The data transmission method for the industrial internet data engineering machine according to claim 1, wherein in the step S1, the industrial internet platform supports the quick access of the industrial device using MQTT protocol.
3. The data transmission method for the data engineering machine of the industrial internet according to claim 1, wherein in the step S2, the IP message includes an IP address and a port number; a firewall for filtering the communication between the EMQ server and the data engineering machine is arranged between the EMQ server and the data engineering machine; the EMQ server is in communication connection with the data engineering machine; and the EMQ server sends the IP message to a data acquisition server.
4. The data transmission method for the industrial internet data engineering machine according to claim 1, wherein in step S2, the EMQ server collects the engineering machine words and integrates them into DCS data stream, and the DCS data stream flows into the data receiving engineering machine in one direction through the OPC channel.
5. The data transmission method for the data engineering machine of the industrial internet as claimed in claim 1, wherein in step S3, the host computer obtains IP message data of the data engineering machine through an OPC channel; the host computer makes collected DCS data flow into the data engineering machine in one direction through the UDP channel.
6. The data transmission method for the data engineering machine for the industrial internet according to claim 1, wherein in step S5, the engineering data machine receives the returned unidirectional data stream for parsing and restoring to the originally collected different DCS data, and the restored DCS data flows into the EMQ server through the second OPC channel.
7. The data transmission method for the industrial internet data engineering machine is characterized in that the second OPC channel is based on a Windows platform, a unified data access interface protocol standard for process control and an industrial automation system is set, and the second OPC channel is used for intercepting the data inflow of the engineering data machine to realize the one-way circulation of DCS data.
8. The data transmission method for the industrial internet data engineering machine according to claim 1, wherein in the step S8, the authentication is used for identifying different levels of managers, and the data encryption is used for encrypting the monitored data.
9. The data transmission method for the industrial internet engineering machine is characterized in that in the step S9, the industrial internet platform processes the engineering machine data and includes data extraction, data sorting, data comparison, modeling and analysis.
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Application publication date: 20210827 |