CN112087513B - Linkage management method of edge equipment - Google Patents
Linkage management method of edge equipment Download PDFInfo
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- CN112087513B CN112087513B CN202010940846.9A CN202010940846A CN112087513B CN 112087513 B CN112087513 B CN 112087513B CN 202010940846 A CN202010940846 A CN 202010940846A CN 112087513 B CN112087513 B CN 112087513B
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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
- H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/54—Interprogram communication
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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
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Abstract
The invention discloses a linkage management method of edge equipment, which relates to the field of equipment management and comprises the following steps that S1 all edge equipment is arranged according to a function area, the edge equipment is divided into area core equipment and terminal equipment, the area core equipment is used for overall management of a function area control strategy and configuration management of the terminal equipment, and the area core equipment is in communication connection with a cloud platform; s2, the terminal equipment establishes communication connection with the regional core equipment; s4, editing the strategy and storing the strategy into a program block corresponding to each terminal device; s5, generating a strategy file by the regional core equipment, and receiving the strategy file and executing the strategy by the terminal equipment; the edge calculation and the linkage control management of the terminal level are completed by the linkage management method; the complex edge calculation is executed in the edge device, the original mass data is converted into a direct result, the data transmission quantity is reduced, and the transmission efficiency is effectively improved in the application scene that the wireless communication technology has low transmission capacity for the mass data.
Description
Technical Field
The invention relates to the field of equipment management, in particular to a linkage management method for edge equipment.
Background
The traditional industrial control system generally adopts a two-stage architecture of a center (configuration software) and a field (PLC), and relates to a cross-system and cross-professional complex business strategy which is generally realized at a configuration software end, the PLC only realizes a simple logic control function, and the strategy issuing and running at the field end take the PLC as a unit. With the development of the technology of the internet of things, hardware equipment based on architectures such as ARM and the like and a great amount of wireless communication technologies are applied to the field of industrial control, the technical architectures of 'end, edge, pipe and cloud' transfer the traditional business strategy implementation to an edge layer, a cloud platform implements data monitoring and analysis, and a terminal and the edge layer equipment implement data interaction such as acquisition and control, but the traditional industrial control system has the defects that a great amount of complex logic is operated at a central end by the 'central and on-site' technical architecture, and once the central end is broken down or the central and on-site communication is interrupted, the whole system is down; although the technical architecture of the 'end, edge, pipe and cloud' of the internet of things moves the complex logic down to the core equipment of the edge layer, the requirements on the stability of the cloud and the communication channel are reduced, the situation that the area is affected due to the instability of the edge end caused by the large number of terminals and the instability of wireless communication also occurs; in addition, due to the fact that the industrial control system has multiple monitoring points, complex logic linkage and the like, the system debugging, strategy issuing, linkage configuration and other work implementation difficulties are high, configuration errors are prone to occurring, and the accuracy and convenience are improved due to the lack of effective supporting means.
Disclosure of Invention
The invention aims to solve the problems and designs a linkage management method of edge equipment.
The invention realizes the purpose through the following technical scheme:
the linkage management method of the edge equipment comprises the following steps:
s1, setting all edge devices according to the function area, wherein the edge devices are divided into area core devices and terminal devices, the area core devices are used for overall management of the function area control strategy and configuration management of the terminal devices, and the area core devices are in communication connection with the cloud platform;
s2, after all the edge devices are powered on and started, each terminal device establishes communication connection with the regional core device;
s3, the regional core equipment captures a corresponding terminal equipment software model from a preset model library according to the type of each terminal equipment, and automatically generates a corresponding terminal equipment software model in the regional core equipment to establish point-to-point connection with the terminal equipment;
s4, editing the strategy of the terminal equipment in the functional area, and storing the strategy into the program block corresponding to each terminal equipment, wherein each program block is respectively connected with the input end and the output end of the corresponding terminal equipment software model;
s5, the regional core device packages the strategy to generate a strategy file, the terminal device receives the strategy file, and executes the strategy of the strategy file.
The invention has the beneficial effects that: dividing all edge devices according to functions, constructing a terminal device software model in regional core devices, connecting the edge devices related to the whole region as a whole, compiling strategies in the regional core devices by taking various terminal device software models as units, writing the strategies into independent program blocks of all terminals, connecting the input and output among the program blocks through a parameter transmission module, automatically acquiring data from the corresponding edge devices by the strategies issued to the various terminals, and finishing terminal-level edge calculation and linkage control management; the complex edge calculation is executed in the edge device, a large amount of data needing to be transmitted between the original edge devices is converted into a direct result, the data transmission quantity is reduced, and the transmission efficiency of the wireless communication technology can be effectively improved in the application scene that the common wireless communication technology of the Internet of things has low transmission capacity for large blocks of data.
Drawings
FIG. 1 is a schematic diagram of the linkage management method of the edge device according to the present invention;
FIG. 2 is a schematic flow chart of a linkage management method of an edge device according to the present invention;
fig. 3 is a flowchart of S2 in the linkage management method of the edge device according to the present invention;
fig. 4 is a flowchart of S3 in the linkage management method of the edge device according to the present invention;
fig. 5 is a flowchart of S4 in the linkage management method of the edge device according to the present invention;
fig. 6 is a flowchart of S5 in the linkage management method of the edge device of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The following detailed description of embodiments of the invention refers to the accompanying drawings.
The linkage management method of the edge equipment comprises the following steps:
s1, all edge devices are arranged according to the function areas, the edge devices are divided into area core devices and terminal devices, the area core devices are used for overall management of the function area control strategies and configuration management of the terminal devices, the area core devices are in communication connection with the cloud platform, and the terminal devices are divided into edge control terminals used for controlling operation of the electromechanical devices and sensing control terminals used for obtaining data of the sensing devices.
S2, after all the edge devices are powered on and started, each terminal device establishes communication connection with the regional core device;
s21, recording the communication address and the equipment type of each terminal equipment in the regional core equipment management software, broadcasting and sending a request equipment verification message to each terminal equipment by the regional core equipment, wherein the verification message consists of an equipment verification function code-regional core equipment address-check code;
s22, the terminal equipment adds the regional core equipment address as the management equipment address of the terminal equipment, and simultaneously sends an address confirmation message to the regional core equipment, wherein the confirmation message consists of an equipment verification function code-terminal equipment address-terminal equipment type-check code;
and S23, checking the verification result according to the regional core equipment confirmation message, checking and repairing unconfirmed terminal equipment, and verifying again until all terminal equipment in the region passes the verification.
S3, the regional core equipment captures a corresponding terminal equipment software model from a preset model library according to the type of each terminal equipment, automatically generates a corresponding terminal equipment software model in the regional core equipment, configures monitoring point positions connected with each terminal equipment in the terminal equipment software model according to the actual wiring condition of the terminal equipment, wherein the monitoring point positions comprise monitoring direct point positions and control direct point positions, distributes monitoring point position storage registers of each terminal equipment in the regional core equipment according to the type and the number of the monitoring point positions, and establishes a connection relation between the monitoring point position storage registers and the monitoring point positions of the terminal equipment;
the software model of the terminal equipment is expressed in the regional core equipment as follows:
EquipmentName_n{Add,DIx.y:i,DOx.y:j,AIx.0:k,AOx.0:m}
the equipment name _ n is a value obtained by a mode of equipment code number plus serial number, the edge control terminal equipment code number EC is obtained, and the sensing control terminal equipment code number SD is obtained; add is the device communication address; DI is the digital input point; DO is a digital quantity output point, AI is an analog quantity input point, and AO is an analog quantity output point; x.y is the address of the initial register, x is a natural number, and y is a natural number smaller than 8; i, j, k and m are the number of registers, and when the value of the register is larger than the number of direct point locations of the equipment, the point is an indirect point location.
The terminal equipment software model and the terminal equipment establish point location connection, for example, the direct point location of the terminal equipment DI0.0 with the serial number of 1 can be directly referred by EC _1: DI0.0, and other point locations are similar.
S4, compiling a strategy file by using terminal equipment as a unit for logic control and calculation required by the business in the regional core equipment, writing the strategy file into independent program blocks of each terminal equipment, and connecting the program blocks with the input and output point positions of each terminal equipment software model through a parameter transmission module;
such as: USER setting condition USER DIx.y, USER AIx.0 is connected with terminal equipment software model point location through parameter transmission module, the parameter transmission module is corresponding to the point location through terminal equipment address, read-write control mode realizes point location connection, data stream packing, forwarding and transferring among terminal equipment and USER setting condition;
and after the strategy is edited, the strategy editing process is completed through compiling, DEBUG and local verification of regional core equipment.
S5, packaging the strategy by taking the terminal equipment as a unit; the strategy encapsulation method comprises the following steps: and the regional core equipment captures the input and output point location connection information of each program block from the parameter transmission module, and replaces the input and output point locations of the program blocks with the communication addresses and the point location information of each terminal equipment. The regional core equipment compiles and compresses the packaged strategy, generates a regional core equipment strategy check code and issues a strategy file to each terminal equipment; the message format of the strategy file is 'function code + strategy file + regional core equipment strategy check code + communication check code'; the terminal equipment receives and stores the strategy file, generates a strategy check code of the terminal equipment, compares the strategy check code with the strategy check code of the regional core equipment, and requires the regional core equipment to resend the strategy file if the strategy check code of the regional core equipment does not pass the verification; and after the verification is passed, the strategy file is enabled, and the strategy of the strategy file is executed.
The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.
Claims (5)
1. The linkage management method of the edge equipment is characterized by comprising the following steps:
s1, setting all edge devices according to the function area, wherein the edge devices are divided into area core devices and terminal devices, the area core devices are used for overall management of the function area control strategy and configuration management of the terminal devices, and the area core devices are in communication connection with the cloud platform;
s2, after all the edge devices are powered on and started, each terminal device establishes communication connection with the regional core device;
s3, the regional core equipment captures a corresponding terminal equipment software model from a model library preset in the regional core equipment according to each terminal equipment type, and automatically generates a corresponding terminal equipment software model in the regional core equipment to establish point-to-point connection with the terminal equipment;
s4, editing the strategy of the terminal equipment in the functional area, and storing the strategy into the program block corresponding to each terminal equipment, wherein each program block is respectively connected with the input end and the output end of the corresponding terminal equipment software model;
s5, the regional core device packages the strategy to generate a strategy file, the terminal device receives the strategy file, and executes the strategy of the strategy file.
2. The method for managing linkage of an edge device according to claim 1, wherein S2 includes:
s21, the regional core equipment sends a request equipment verification message to each terminal equipment;
s22, the terminal device adds the regional core device as the management device address of the terminal device, and sends an address confirmation message to the regional core device;
and S23, the regional core equipment checks and repairs the unconfirmed terminal equipment according to the verification result of the confirmation message, and verifies again until all terminal equipment in the region passes the verification.
3. The linkage management method of the edge device according to claim 1, wherein in S3, a monitoring point location storage register for allocating each terminal device according to the type and number of monitoring point locations in the regional core device is further included, and the monitoring point location storage register establishes a connection relationship with the terminal device monitoring point locations.
4. The linkage management method of the edge device according to claim 1, wherein in S4, each program block is connected to the input end and the output end of the corresponding terminal device software model through a parameter transmission module, and the parameter transmission module is used to implement point-to-point connection and data stream packing, forwarding and transferring between each terminal device and user-set conditions.
5. The linkage management method of the edge device according to claim 1, wherein in S5, the policy file is compiled and compressed after being packaged, a regional core device policy check code is generated, the policy file is issued, the terminal device receives and stores the policy file, a terminal device policy check code is generated and compared with the regional core device policy check code, if the verification fails, the regional core device is required to resend the policy file, the terminal device starts the policy file after the verification passes, and the policy of the policy file is executed.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111314339B (en) * | 2020-02-12 | 2021-09-10 | 腾讯科技（深圳）有限公司 | Data transmission method and device |
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| KR20150094408A (en) * | 2014-02-11 | 2015-08-19 | 한국전자통신연구원 | System of recognizing service in cloud environment by using IoT data |
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