CN112615821A - Cross-safety-zone real-time remote information acquisition method - Google Patents
Cross-safety-zone real-time remote information acquisition method Download PDFInfo
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- H—ELECTRICITY
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- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention relates to the technical field of information, and discloses a method for realizing a collection card based on a cross-security-area real-time remote information collection method, which establishes a unified standard, and comprises the following steps: establishing a visual maintenance interface, extracting an acquisition source and an information storage mode from a basic template by using a direction guide mode, wherein the basic template is divided into an acquisition template and a storage template, the acquisition template mainly comprises information such as an acquisition address, an acquisition mode, acquisition frequency and the like, and the storage template mainly comprises information such as a storage mode, a storage relation correspondence table, an updating mode and the like; step two: and starting the acquisition card, and automatically acquiring corresponding information from the acquisition address according to the acquisition frequency after the acquisition card is successfully started. According to the method for acquiring the real-time remote information based on the cross-safety zone, a real-time acquisition scheme is formed from acquisition information dynamism, acquisition instantaneity, data sharing performance and transmission reliability, a heartbeat file is provided as a medium for transmitting information, and the flexibility of data acquisition work is improved.
Description
Technical Field
The invention relates to the technical field of information, in particular to a cross-safety-zone-based real-time remote information acquisition method.
Background
With the rapid development of economy, the automatic scheduling of power has become the core service of a power grid, and in addition, various automatic scheduling application systems rise, so that data communication between services and the systems is tighter, and higher requirements on the real-time performance, safety and maintainability of the automatic scheduling of power are provided. The power dispatching automation system is divided into four safety zones, wherein a zone I and a zone II are production control zones, a zone III and a zone IV are information management zones, data interaction is carried out between the safety zones by penetrating through a safety isolation device in a file format, and data sharing across the safety zones is realized.
Therefore, for the service application of the information management area, when the data of the production control area needs to be used, an acquisition module is required to be constructed according to the service data type, and the acquired information is generated into a file and transmitted to the opposite side through the security isolation; and the side service application scans the folder appointed by the service at regular time, so as to acquire the corresponding acquisition information.
However, the scheme has obvious defects, which are mainly shown in that:
(1) the expansibility of information acquisition is insufficient: aiming at different data requirements, acquisition programs need to be respectively built at a data provider, and data transmission channels are respectively applied on an isolating device; therefore, the collected information is solidified and cannot be dynamically changed;
(2) the real-time nature of information acquisition is insufficient: under the current cross-region information interaction implementation mode, for application data, data interaction can only be initiated by a data provider in a form of timing or triggering when new data arrives, and a data demander cannot actively acquire the data, so that the real-time performance of the data cannot be guaranteed when the data demander uses the data;
(3) insufficient information sharing: in the process of information acquisition among different services, even if the required information is the same, sharing is difficult to carry out, even if sharing is carried out in a way of sharing a database and the like, a large amount of data redundancy exists, and the construction of a later service system is greatly influenced;
(4) when the information transmission channel has problems, the information transmission channel is difficult to find in time: currently, the cut-through isolation device is mainly a file transmission mode, and the availability of the channel of the cut-through isolation device needs self-verification of each application in the transmission process.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a cross-safety-zone-based real-time remote information acquisition method, which not only ensures the real-time property and the expansibility of data acquisition, but also ensures the uniqueness of stored information, and also standardizes a data access mode, improves the working efficiency of data transmission, and solves the problems of the expansibility of acquired information, the real-time property of information transmission, the shareability of information and the reliability of a transmission channel.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a method for realizing a collection card based on a cross-safety-zone real-time remote information collection method, which establishes a unified standard, mainly comprises the following steps:
the method comprises the following steps: establishing a visual maintenance interface, and extracting an acquisition source and an information storage mode from a basic template by using a guide mode, wherein the basic template is divided into an acquisition template and a storage template, the acquisition template mainly comprises information such as an acquisition address, an acquisition mode, acquisition frequency and the like, and the storage template mainly comprises information such as a storage mode, a storage relation correspondence table, an updating mode and the like;
step two: the acquisition card is started, after the acquisition card is successfully started, corresponding information is automatically acquired from an acquisition address according to acquisition frequency, and meanwhile, data storage can also be carried out according to storage configuration; and when the acquisition template or the storage template is changed, notifying the acquisition card, and then performing data acquisition and storage again according to the change information.
Preferably, the process of rule verification when establishing the storage template mainly performs unified control on storage information and data access, and mainly includes the following steps:
in the process of editing the storage template, the system can automatically carry out uniqueness check on the filled storage information, the check rule is as follows, the data storage template checks whether the storage table name and the storage field are quoted or not, the file storage template checks whether the storage space of the file is occupied or not, and after the check is successful, the storage template is automatically created and a data access identifier is generated and is unique and used as a necessary parameter of the data query interface.
Preferably, the network reliability verification is performed in the data file transmission process, and the method mainly comprises the following steps:
before data file interaction occurs, a heartbeat file generated by a system is used as a medium for verifying network availability, the file content is token with a time sequence and a check code, after the opposite side receives the content in the file, whether the file is the heartbeat file is verified according to the check code, if the verification is successful, a heartbeat receipt file is returned, after the receipt is received, comparison is carried out according to the token in the file and a heartbeat log, if the matching is successful, the existing network has data transmission work, and if the receipt file is not received in a short time, the system sends out alarm information to prompt that the current network is abnormal.
(III) advantageous effects
Compared with the prior art, the invention provides a cross-safety-zone-based real-time remote information acquisition method, which has the following beneficial effects:
the method for acquiring the real-time remote information based on the cross-safety zone ensures the real-time property and the expansibility of data acquisition by establishing a standard unified acquisition card; through the application of the check rule of the storage template, the uniqueness of the stored information is ensured, and meanwhile, the data access mode is also standardized; through the verification of the heartbeat file, the running state of the current network can be obtained in time, and the working efficiency of data transmission is improved.
Drawings
Fig. 1 is a schematic diagram of a basic network structure based on a cross-security-zone real-time remote information acquisition method according to the present 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.
In the present invention, referring to fig. 1, a method for implementing an acquisition card based on a cross-security-zone real-time remote information acquisition method to establish a unified standard mainly includes the following steps:
the method comprises the following steps: establishing a visual maintenance interface, extracting an acquisition source and an information storage mode from a basic template by using a direction guide mode, wherein the basic template is divided into an acquisition template and a storage template, the acquisition template mainly comprises information such as an acquisition address, an acquisition mode, acquisition frequency and the like, and the storage template mainly comprises information such as a storage mode, a storage relation correspondence table, an updating mode and the like;
step two: the acquisition card is started, after the acquisition card is successfully started, corresponding information is automatically acquired from an acquisition address according to acquisition frequency, and meanwhile, data storage can also be carried out according to storage configuration; and when the acquisition template or the storage template is changed, notifying the acquisition card, and then performing data acquisition and storage again according to the change information.
In the invention, the process of rule verification when a storage template is established mainly carries out unified control on storage information and data access, and mainly comprises the following steps:
in the process of editing the storage template, the system can automatically carry out uniqueness check on the filled storage information, the check rule is as follows, the data storage template checks whether the storage table name and the storage field are quoted or not, the file storage template checks whether the storage space of the file is occupied or not, and after the check is successful, the storage template is automatically created and a data access identifier is generated and is unique and used as a necessary parameter of the data query interface.
In the invention, the network reliability verification is carried out in the data file transmission process, which mainly comprises the following steps:
before data file interaction occurs, a heartbeat file generated by a system is used as a medium for verifying network availability, the file content is token with a time sequence and a check code, after the opposite side receives the content in the file, whether the file is the heartbeat file is verified according to the check code, if the verification is successful, a heartbeat receipt file is returned, after the receipt is received, comparison is carried out according to the token in the file and a heartbeat log, if the matching is successful, the existing network has data transmission work, and if the receipt file is not received in a short time, the system sends out alarm information to prompt that the current network is abnormal.
In conclusion, the real-time remote information acquisition method based on the cross-security zone establishes a visual maintenance interface when in use, extracts an acquisition source and an information storage mode from a basic template by utilizing a guide mode, the basic template is divided into an acquisition template and a storage template, when the storage template is edited, a system carries out uniqueness verification according to filled storage information, the successful creation of the storage template is verified, if the verification fails, the system reminds that the storage template is successfully created, a heartbeat file with a token identifier is sent to an isolation device by an acquisition end, after a receiving end acquires the file from the isolation device, analysis and verification are carried out according to the token identifier of the file, if the verification succeeds, a corresponding heartbeat receipt file is automatically generated and sent to the isolation device, the acquisition end compares the token identifier in the receipt file with a log record to ensure the consistency of the sent heartbeat file, if the successful matching indicates that the network is in a transmissible state at present, the token is a sequence composed of the current time of the system and a check code, the check code is a group of encrypted application identifiers, and the collecting end and the receiving end can judge the legality of the current file according to the identifiers.
And establishing a data management configuration service data access interface service in the management information area, establishing a data acquisition service in the production control area, and acquiring files sent to the isolating device for interaction at two sides through timing scanning.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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.
Claims (3)
1. A method for acquiring remote information in real time based on a cross-safety zone is characterized in that a method for realizing an acquisition card with a unified standard is established, and mainly comprises the following steps:
the method comprises the following steps: establishing a visual maintenance interface, and extracting an acquisition source and an information storage mode from a basic template by using a guide mode, wherein the basic template is divided into an acquisition template and a storage template, the acquisition template mainly comprises information such as an acquisition address, an acquisition mode, acquisition frequency and the like, and the storage template mainly comprises information such as a storage mode, a storage relation correspondence table, an updating mode and the like;
step two: the acquisition card is started, after the acquisition card is successfully started, corresponding information is automatically acquired from an acquisition address according to acquisition frequency, and meanwhile, data storage can also be carried out according to storage configuration; and when the acquisition template or the storage template is changed, notifying the acquisition card, and then performing data acquisition and storage again according to the change information.
2. The method for acquiring the real-time remote information based on the cross-safety zone according to the claim 1, wherein the process of rule verification during the establishment of the storage template mainly performs unified control on the storage information and data access, and mainly comprises the following steps:
in the process of editing the storage template, the system can automatically carry out uniqueness check on the filled storage information, the check rule is as follows, the data storage template checks whether the storage table name and the storage field are quoted or not, the file storage template checks whether the storage space of the file is occupied or not, and after the check is successful, the storage template is automatically created and a data access identifier is generated and is unique and used as a necessary parameter of the data query interface.
3. The method for acquiring the real-time remote information based on the cross-safety zone according to the claim 1, wherein the network reliability verification is carried out in the data file transmission process, and the method mainly comprises the following steps:
before data file interaction occurs, a heartbeat file generated by a system is used as a medium for verifying network availability, the file content is token with a time sequence and a check code, after the opposite side receives the content in the file, whether the file is the heartbeat file is verified according to the check code, if the verification is successful, a heartbeat receipt file is returned, after the receipt is received, comparison is carried out according to the token in the file and a heartbeat log, if the matching is successful, the existing network has data transmission work, and if the receipt file is not received in a short time, the system sends out alarm information to prompt that the current network is abnormal.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113705994A (en) * | 2021-08-17 | 2021-11-26 | 南方电网数字电网研究院有限公司 | Power distribution network safety zone crossing information transmission system and method |
| CN114363096A (en) * | 2022-03-21 | 2022-04-15 | 中国电建集团华东勘测设计研究院有限公司 | Data access transmission system crossing safety partitions |
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