CN115150267B - Power generation equipment network access management method - Google Patents
Power generation equipment network access management method Download PDFInfo
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- CN115150267B CN115150267B CN202210758810.8A CN202210758810A CN115150267B CN 115150267 B CN115150267 B CN 115150267B CN 202210758810 A CN202210758810 A CN 202210758810A CN 115150267 B CN115150267 B CN 115150267B
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2869—Operational details of access network equipments
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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
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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Abstract
The invention discloses a power generation equipment network access management method.A exploration unit of an equipment network access management system receives a process flow of thermal power generation equipment when an access terminal is connected with a network, acquires a process flow part needing to be accessed into the terminal, and sets the network access sequence of different process network flow nodes according to the equipment power generation process sequence in power generation to realize network access management; and a network matching unit of the equipment network access management system matches the corresponding network address according to the IP address to carry out network access navigation. Because the network is accessed according to the process flow sequence, a plurality of network access setting information can be increased progressively according to the sequence, so that the network access information setting and the network access efficiency of a plurality of network devices of the process flow network nodes are improved.
Description
Technical Field
The invention relates to the technical field of communication of power generation equipment, in particular to a power generation equipment network access management method.
Background
In recent years, the network development scale is getting larger, and the number of access devices, transmission devices and hosts in the network is increasing at a rate close to an exponential rate, so that the workload and the working difficulty of network managers are getting larger and larger.
Especially, aiming at each industrial field, in practical application, a large amount of industrial control equipment is subjected to manual centralized management, so that manpower and material resources are wasted, the management efficiency is low, and the requirement of current industrial control enterprises on the centralized management of the industrial control equipment cannot be met.
Therefore, the problems of the prior art are to be further improved and developed.
Disclosure of Invention
The present invention is directed to a power generation equipment network access management method to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a power generation equipment network access management method comprises the following steps:
s1, when an access terminal is connected with a network, an exploration unit of an equipment network access management system receives a process flow of power generation equipment and acquires a process flow part corresponding to the access terminal;
s2, a computing unit of the equipment network access management system analyzes the process flow sequence corresponding to the access terminal, and divides different procedures of the process flow of the access terminal to obtain process flow network nodes corresponding to the different procedures;
s3, the equipment network access management system sets a network access sequence according to the process sequence of the power generation system to perform network access navigation, an exploration unit of the equipment network access management system adds the IP of corresponding equipment to a terminal authorization library of a recording unit of the equipment network access management system according to process flow network nodes corresponding to different processes and the process sequence in the process flow network nodes, and meanwhile, a control unit of the equipment network access management system adds a mark sequence of corresponding authority to the IP of the corresponding equipment;
and S4, matching the corresponding network address by the network matching unit of the equipment network access management system according to the IP address, and performing network access navigation.
The power generation equipment network access management method is characterized in that a network access sequence is set according to the process sequence of a fuel system, a combustion system, a steam-water system, an electrical system and a control system in a thermal power generation system, and the fuel system, the combustion system, the steam-water system, the electrical system and the control system respectively form own process flow network nodes.
In the step S3, when the current access terminal IP address does not exist in the recording unit terminal authorization library, the exploration unit identifies the type of the current access terminal, and determines the specific type of the current access terminal, and the control unit determines the position of the current access terminal in the process flow of the access terminal and the process flow network node according to the specific type of the terminal industrial equipment, and then adds the IP of the current access terminal to the terminal authorization library of the recording unit of the equipment network access management system.
The power generation equipment network access management method comprises the steps that the exploration unit identifies the type of the access terminal, and the method comprises the steps of reading a message, a communication protocol and a Mac address of the access terminal, extracting the specific contents of different terminals in the message, the communication protocol and the Mac address, and then comprehensively analyzing the contents to determine the type of the current access terminal. The types of the current access terminal comprise a mobile phone, a PC terminal or industrial control equipment and the like.
In the step S3, when the current access terminal IP address does not exist in the recording unit terminal authorization library, the exploration unit monitors and judges the IP address in the process flow network node and the network access information of the access terminal, the exploration unit judges the IP address to obtain a result that the IP address does not have risk, and the control unit adds the current access terminal IP to the recording unit terminal authorization library.
The power generation equipment network access management method comprises the following steps that the network access information comprises equipment type, network access time and access targets.
According to the power generation equipment network access management method, when the type and the network access time of an access terminal or the type and the access target of the access terminal do not accord with a process flow, the monitoring result of an exploration unit to a network node of the access terminal is that a safety detection problem occurs, the exploration unit closes the whole network authority of the network node, and a network-free safe operation mode is started.
The power generation equipment network access management method is characterized in that the network-free safe operation mode is a preset equipment operation mode for keeping the process flow network node enabled.
The power generation equipment network access management method comprises the following steps that the network navigation comprises the setting information of network access: IP address, subnet mask, gateway, and DNS.
The power generation equipment network access management method is characterized in that the equipment network access management system further comprises a display unit and an input unit,
the display unit displays communication information in the process flow network nodes in the network navigation; the input unit is used for modifying the network access information setting.
The power generation equipment network access management method is characterized in that a process flow network node is set to be in closed-loop management, when any network terminal of the process flow network node generates an abnormal signal, an exploration unit closes the overall network authority of the network node, and a network-free safe operation mode is started.
According to the power generation equipment network access management method, when any one network terminal of the process flow network node generates an abnormal signal, the equipment network access management system performs independent network control treatment on the network process flow network node.
According to the power generation equipment network access management method, a computing unit of an equipment network access management system determines the department and position of the current access terminal according to the marking sequence of the IP of the current access terminal, and updates a network topology map and an organization architecture map.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Compared with the prior art, the invention has the beneficial effects that: setting the network access sequence of different process network flow nodes according to the equipment power generation process sequence in the power generation flow to realize network access management; the communication information in the process flow network nodes is displayed, and because the process flow is accessed in sequence, a plurality of pieces of network access setting information can be increased in sequence, and the efficiency of network access information setting is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic diagram of the process steps of the present invention;
fig. 2 is a structural diagram of a device network entry management system to which the present invention is applied.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of devices consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present 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.
A power generation equipment network access management method is applied to an equipment network access management system, and the equipment network access management system can divide a current network scene into a plurality of departments, wherein the departments can comprise a management department, a fuel department, a combustion department, a steam-water department, an electrical department, a control system and the like. The equipment network access management system comprises an exploration unit, a control unit, a calculation unit, an alarm unit and a recording unit.
The exploration unit is used for reading the IP of the access terminal and identifying the type of the current access terminal.
The control unit is used for managing the use authority of each access terminal, namely distributing each access terminal to a designated department and determining the position of the current access terminal in the current department.
And the computing unit is used for respectively combing and analyzing the network topology and the organization architecture according to the department and the position of the access terminal so as to obtain a network topology map and an organization architecture map.
The warning unit carries out early warning prompt on strange access terminals of the access equipment network access management system and summarizes the content of early warning information every time according to a certain time node, so that the assessment of the preparation examination or the network safety state is realized. And the exploration unit determines whether the current access terminal is an unfamiliar access terminal according to the read IP address of the access terminal and the IP address of the authorized access terminal stored in the recording unit, and the warning unit carries out early warning prompt.
The recording unit comprises a terminal authorization library, a department mark library and a position mark library. The terminal authorization library stores the IP address of the authorized access terminal; the department mark library stores department marks corresponding to different departments and department general authority sequence parts corresponding to the department marks; the position marking library stores position marks corresponding to different positions of each department and position authority sequence parts corresponding to the position marks.
The method comprises the steps that the exploration unit identifies the type of the access terminal, and comprises the steps of reading a message, a communication protocol and a Mac address of the access terminal, extracting specific contents of different terminals in the message, the communication protocol and the Mac address, and then comprehensively analyzing the types of the current access terminal, wherein the types of the current access terminal are a mobile phone, a PC terminal or industrial control equipment.
The device network access management method comprises the following steps,
the exploration unit monitors whether the IP address of the current access terminal is the IP address of an authorized access terminal in the terminal authorization library of the recording unit;
when the record unit terminal authorization library does not have the current access terminal IP address, the monitoring terminal identifies the type of the current access terminal and judges the specific type of the current access terminal: mobile phones, PC terminals, industrial control equipment and the like;
the warning unit sends out early warning information, wherein the early warning information at least comprises a current access terminal IP, a specific type of the current access terminal and a current access terminal access target; the warning unit can also collect the content of the early warning information at each time according to a certain time node, the collected early warning information is collected and displayed through the display unit, so that the assessment of the readiness assessment or the network safety state is realized, the exploration unit judges the IP address, and the control unit adds the current access terminal IP to the recording unit terminal authorization library according to the authorization instruction after the judgment result is obtained.
The control unit adds the current access terminal IP to a recording unit terminal authorization library according to an authorization instruction input by the input unit, and adds a mark sequence of corresponding authority to the current access terminal IP;
and the computing unit determines the department and position of the current access terminal according to the marking sequence of the IP of the current access terminal and updates the network topological graph and the organization architecture graph.
The equipment network access management system also comprises a display unit and an input unit, wherein the display unit is used for displaying the contents respectively stored in the terminal authorization library, the department mark library and the position mark library in the recording unit, the specific contents of the early warning information, a network topology map, an organization architecture map and the like.
The recording unit further comprises an architecture record library, the architecture record library stores the network topology map and the organization architecture map which are updated each time, and marks the updating time.
The control unit adds a mark sequence of corresponding authority to the current access terminal IP, wherein the mark sequence comprises a department sequence used for distinguishing the department and a position sequence used for distinguishing the specific position of the department. The department sequence comprises a department mark and a department general authority sequence part, and the position sequence comprises a position mark and a position authority sequence part. And the control unit determines the specific authority of the current access terminal according to the marking sequence.
For example, all terminals of the production department have the authority to view the production data, and then the access terminals including the production department sequence in the tag sequence have the authority to view the production data, and at this time, the access terminals including the production department sequence in the tag sequence need to be connected with the access terminal of the production equipment; the first worker of production department has the production adjustment authority of first production facility, and the door sequence in the middle of the mark sequence is production department so, and the position sequence includes the access terminal of first worker position sequence, has the production adjustment authority of first production facility, and at this moment, the door sequence in the middle of the mark sequence is production department, and the position sequence includes the access terminal of first worker position sequence, not only is connected with the access terminal of first production facility to set up the production adjustment authority of first production facility.
The department marks are the department marks corresponding to different departments stored in the recording unit department mark library, the position marks are the position marks corresponding to different positions of each department stored in the recording unit position mark library, and different mark marks are stored, so that confusion is avoided, and retrieval is more convenient and efficient.
The input unit may further input a permission change instruction designating the access terminal, and the input unit may be one of a touch key, a mechanical key, and a soft key. And the control unit modifies the mark sequence of the appointed access terminal according to the permission modification instruction, timely modifies and updates the corresponding permission instruction, and avoids similar network access early warning during secondary network access. The permission change instruction comprises the opening or closing of a certain permission, for example, the permission change instruction is used for changing the general permission of a department of production: and the authority for viewing the production data is modified, opened or closed. .
The recording unit further comprises a department mark avoiding library and a position mark avoiding library, wherein the department mark avoiding library stores authority sequences which cannot be modified by the universal authority sequence parts of the departments corresponding to the different departments, and the position mark avoiding library stores authority sequences which cannot be modified by the position authority sequence parts corresponding to the different positions of the different departments.
The control unit judges whether the received permission modification instruction is a department permission modification instruction or a position permission modification instruction, and then searches in a corresponding sequence set avoidance library, specifically, when the permission modification instruction is the department permission modification instruction, the control unit marks the avoidance library in a department for searching; when the authority modification instruction is a position authority modification instruction, searching is carried out in a position mark avoiding library, and whether the current modification instruction is the authority which is forbidden to modify is judged. If the current modification instruction is the permission for forbidding modification, the control unit sends an error prompt to the display unit to prompt that the permission modification instruction is invalid; if the current modification instruction is the authority for operating modification, the control unit modifies the mark sequence of the appointed access terminal to obtain the mark sequence after the authority is changed.
At this time, the computing unit may update the network topology map and the organization architecture map according to the tag sequence of the designated access terminal IP, and store the updated network topology map and the updated organization architecture map in the architecture record library of the recording unit after the updated time is tagged.
When the power generation mode is thermal power generation:
when the access terminal is connected with a network, an exploration unit of the equipment network access management system receives a process flow of thermal power generation equipment, acquires a process flow part needing to be accessed to the terminal, a calculation unit analyzes a process flow sequence of the access terminal, different processes of the process flow of the access terminal are divided to obtain process flow network nodes corresponding to the different processes, and a control unit sets a network access sequence according to the process sequence among the process flow nodes, namely the equipment network access management system sets the network access sequence of the different process flow nodes according to the equipment power generation process sequence in thermal power generation, so that network access management is realized.
For example: the equipment network access management system sets a network access sequence according to the process sequence of a fuel system, a combustion system, a steam-water system, an electrical system and a control system in the thermal power generation system, and the fuel system, the combustion system, the steam-water system, the electrical system and the control system respectively form own process flow network nodes.
The equipment network access management system sends corresponding equipment information to an exploration unit, the exploration unit monitors whether the IP address of the current access terminal is the IP address of an authorized access terminal in a recording unit terminal authorization library, the IP address is analyzed through a calculation unit, and when the IP address of the current access terminal exists in the recording unit terminal authorization library, a network matching unit matches the corresponding network address according to the IP address, so that network access navigation is performed. And the network matching unit determines the network node of the process flow in which the access terminal is positioned according to the IP address, and then matches the network address according to the network node of the process flow in which the access terminal is positioned.
The power system of the invention sets the network access sequence according to the process sequence, thereby facilitating the network access navigation according to the process flow sequence of the access terminal. When the record unit terminal authorization library does not have the current access terminal IP address, the exploration unit identifies the type of the current access terminal, judges the specific type of the current access terminal, judges the position of the access terminal in the process flow and the process flow network node according to the specific type of the terminal industrial equipment, and accordingly provides the network access navigation information of the process flow network node corresponding to the terminal. The network navigation of the invention is very convenient when a plurality of network devices of a single process flow network node access the network, and the network access navigation information can comprise the setting information of network access: the network navigation can display the communication information in the process flow network node, the network is accessed according to the process flow sequence, a plurality of pieces of network access setting information can be increased in sequence, and the setting personnel only need to simply modify the information, so that the efficiency of network access information setting is improved, and the display unit displays the communication information in the process flow network node in the network navigation through specific operation; the input unit is used for modifying the network access information setting.
The invention preferably can set the process flow network node as closed-loop management, and when any one network terminal of the process flow network node generates abnormal signals, the network process flow network node can be subjected to independent network control treatment.
In the network access management method, the network access management system further comprises an access terminal power consumption adjusting unit, the access terminal power consumption adjusting unit is used for setting a power consumption mapping table of the access terminal and the process execution equipment of the process flow, and when the power consumption of the process execution equipment is smaller than a first threshold value, for example, the power consumption is 30%, the access terminal correspondingly adjusts the operation mode to the low power consumption mode, so that the performance of the access terminal is saved.
Preferably, the exploration unit monitors and judges an IP address in a process flow network node and network access information of an access terminal, the exploration unit judges the IP address to obtain a result that the IP address has no risk, the control unit adds the current access terminal IP into a recording unit terminal authorization library according to an authorization instruction and adds a mark sequence with corresponding authority to the current access terminal IP, the exploration unit solves the safety detection problem of one ring of the nodes for the network access information of the access terminal or the monitoring result of the network node, closes the whole network authority of the network node, and starts a network-free safety operation mode. The network-less safe operation mode enables a preset equipment operation mode for maintaining the process flow network node. The network access information comprises the equipment type, network access time, access target and the like of the access terminal.
And the computing unit determines the department and position of the current access terminal according to the marking sequence of the IP of the current access terminal and updates the network topological graph and the organization architecture graph.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
Claims (10)
1. A power generation equipment network access management method is characterized by comprising the following steps:
s1, when an access terminal is connected with a network, an exploration unit of an equipment network access management system receives a process flow of power generation equipment and acquires a process flow part corresponding to the access terminal;
s2, a computing unit of the equipment network access management system analyzes the process flow sequence corresponding to the access terminal, and divides different procedures of the process flow of the access terminal to obtain process flow network nodes corresponding to the different procedures;
s3, the equipment network access management system sets a network access sequence according to the process sequence of the power generation system to perform network access navigation, an exploration unit of the equipment network access management system adds the IP address of corresponding equipment to a terminal authorization library of a recording unit of the equipment network access management system according to process flow network nodes corresponding to different processes and the process sequence in the process flow network nodes, and meanwhile, a control unit of the equipment network access management system adds a mark sequence of corresponding authority to the IP address of the corresponding equipment;
s4, a network matching unit of the equipment network access management system matches a corresponding network address according to the IP address to conduct network access navigation;
when the record unit terminal authorization library does not have the current access terminal IP address, the exploration unit identifies the type of the current access terminal, judges the specific type of the current access terminal, judges the position of the access terminal in the process flow and the process flow network node according to the specific type of the terminal industrial equipment, and accordingly provides the network access navigation information of the process flow network node corresponding to the terminal.
2. The power generation equipment network access management method according to claim 1, wherein a network access sequence is set according to a process sequence of a fuel system, a combustion system, a steam-water system, an electrical system and a control system in a thermal power generation system, and the fuel system, the combustion system, the steam-water system, the electrical system and the control system respectively form own process flow network nodes.
3. The power generation equipment network access management method according to claim 1, wherein in step S3, when the record unit terminal authorization library does not have the current access terminal IP address, the exploration unit identifies the type of the current access terminal, and determines the specific type of the current access terminal, and the control unit determines, according to the specific type of the terminal industrial equipment, the position of the current access terminal in the process flow of the access terminal and the located process flow network node, and then adds the current access terminal IP address to the terminal authorization library of the record unit of the equipment network access management system.
4. The power generation equipment network access management method according to claim 3, wherein the identification of the type of the access terminal by the exploration unit comprises reading a message, a communication protocol and a Mac address of the access terminal, extracting different terminal-specific contents in the message, the communication protocol and the Mac address, and then comprehensively analyzing the contents to determine the type of the current access terminal.
5. The power generation equipment network access management method according to claim 3, wherein in step S3, when the record unit terminal authorization library does not have the current access terminal IP address, the exploration unit monitors and judges the network access information of the access terminal and the network access information of the access terminal corresponding to the IP address in the process flow network node, the exploration unit judges the IP address to obtain a result that the IP address has no risk, and the control unit adds the current access terminal IP address to the record unit terminal authorization library.
6. The power generation equipment network access management method according to claim 5, wherein the network access information comprises: device type, network access time, access target.
7. The power generation equipment network access management method according to claim 6, wherein when the type of the access terminal and the network access time or the type of the access terminal and the access target do not conform to the process flow, the exploration unit closes the overall network authority of the network node if the monitoring result of the network node of the access terminal is that a safety detection problem occurs, and a network-free safe operation mode is started.
8. The power generation equipment network access management method according to claim 2, wherein the network access navigation information includes network access setting information: IP address, subnet mask, gateway, and DNS.
9. The power generation equipment network access management method according to claim 8, wherein the equipment network access management system further comprises a display unit and an input unit,
the display unit displays communication information in the process flow network nodes in the network navigation; the input unit is used for modifying the setting information of network access.
10. The power generation equipment network access management method according to claim 1, wherein the process flow network nodes are set to be in closed-loop management, and when an abnormal signal occurs at any access terminal of the process flow network nodes, the exploration unit closes the overall network authority of the network nodes, and a network-free safe operation mode is started.
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