CN112737863A - Intelligent measurement and control system capable of automatically correcting errors - Google Patents
Intelligent measurement and control system capable of automatically correcting errors Download PDFInfo
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- CN112737863A CN112737863A CN202110031175.9A CN202110031175A CN112737863A CN 112737863 A CN112737863 A CN 112737863A CN 202110031175 A CN202110031175 A CN 202110031175A CN 112737863 A CN112737863 A CN 112737863A
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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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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Abstract
The invention discloses an automatic error correction intelligent measurement and control system, which comprises a cloud server, a user terminal module, a parameter module, a data statistics module, a data classification module and a data comparison module, wherein the user terminal module, the parameter module, the data statistics module, the data classification module and the data comparison module are all in electric signal connection with the cloud server, the cloud server is in bidirectional communication connection with the user terminal module through a network, authenticated user information in a storage module and keywords which are frequently input by an authenticated user are arranged in a one-to-one correspondence manner, the user terminal module, the parameter module, the data statistics module, the data classification module and the data comparison module are all in electric signal connection with the cloud server, the four processes of large data analysis, statistics, classification and comparison are realized to manage data, a management system is simplified, and the information of the authenticated user is arranged in a one-to-one correspondence manner by storing the keywords, and the reasonable application of the big data is ensured.
Description
Technical Field
The invention belongs to the technical field of intelligent measurement and control, and particularly relates to an intelligent measurement and control system capable of automatically correcting errors.
Background
The automation technology of the transformer substation is developed quickly, the majority of the newly built transformer substations adopt the automation technology of the transformer substation, and a plurality of old substations are also transformed. Compared with the conventional substation system, the substation automation system has the greatest characteristic of strong communication capacity in the substation. Communication is a key issue for substation automation systems.
Since the initial substation automation technology appeared in the 90 s, several types of communication network schemes appeared in sequence. Originally, intelligent electronic devices inside a substation were connected together by an RS485 bus, and a master station is used for communicating with a plurality of slave stations, which is simple, but has the following technical defects:
1. only one master station is available, and the redundant design that information of a plurality of master stations are mutually backed up cannot be realized;
2. the slave station cannot actively upload important information, and the real-time performance is poor;
3. the slave stations cannot directly communicate with each other and can only communicate with each other through the relay of the master station;
4. for a system with a smaller scale, the real-time performance can be ensured, but the real-time performance of the system is reduced rapidly along with the expansion of the scale of the system;
5. the anti-interference and error correction capabilities are poor, and the system is generally only suitable for being used in a control room and cannot be used in a switch yard or a switch interval, namely, the system cannot be applied to a scattered-installation substation automation system.
Therefore, an intelligent measurement and control system with automatic error correction is provided to solve the problems in the prior art, a master station is also arranged, an intelligent measurement and control module is additionally arranged and is directly used for integrating data, classifying the data and performing associated analysis on the data to form an analysis result, real-time data required by analysis is provided, and the problem of cost control is solved; the signal acquisition and processing module is in electric signal communication with the main station, so that the real-time performance is improved; the automatic error correction module is used for recording the processing progress of a processing program, giving an alarm when abnormal data or abnormal states are found, and directly processing the data when the abnormal data or abnormal states occur, so that the use efficiency of the measurement and control system is improved.
Disclosure of Invention
The invention aims to provide an intelligent measurement and control system with automatic error correction, which aims to solve the problems in the background technology that:
1. only one master station is available, and the redundant design that information of a plurality of master stations are mutually backed up cannot be realized;
2. the slave station cannot actively upload important information, and the real-time performance is poor;
3. the slave stations cannot directly communicate with each other and can only communicate with each other through the relay of the master station;
4. for a system with a smaller scale, the real-time performance can be ensured, but the real-time performance of the system is reduced rapidly along with the expansion of the scale of the system;
5. the anti-interference and error correction capabilities are poor, and the method is generally only suitable for being used in a control room and cannot be used in a switch yard or a switch interval, namely, the method cannot be applied to the problem of a scattered-installation substation automation system.
In order to achieve the purpose, the invention adopts the following technical scheme:
an intelligent measurement and control system with automatic error correction comprises a server, a signal acquisition module, an automatic error correction module and an intelligent measurement and control module, wherein the server is used for receiving an encrypted data packet, decrypting the data packet by using a master station, and obtaining corresponding indication data through decryption so as to compare whether the indication data is matched with a set value or not;
the automatic error correction module comprises a processing program state registering unit, a data caching unit, an alarming unit and a fault processing unit, wherein the state registering unit records the processing progress of a processing program, the data caching unit is used for storing intermediate data and error reporting data generated in the data processing process of the processing program, the alarming unit gives an alarm when abnormal data or abnormal states are found, and the fault processing unit is used for processing the data when the processing program is abnormal.
The intelligent measurement and control module comprises a data analysis unit, and the data analysis unit is used for integrating data, classifying the data and correlating the analyzed data to form an analysis result and provide real-time data required by analysis.
Preferably, the signal acquisition processing module comprises a voltage transformer and a current transformer.
Preferably, when receiving the encrypted data packet, the server instructs the master station to decrypt the data packet, and checks whether the counter value is correct, and once the master station receives the first block of the ciphertext, the master station checks whether the counter value is correct; if so, the master station continues to decrypt and update its counter; otherwise, the master discards the entire ciphertext.
Preferably, the master station decrypts the first block of the ciphertext using the counter; if the 1 st bit of the decrypted plaintext is inconsistent with the ciphertext of the counter value, the counter is not synchronized or the ciphertext is damaged; if the ciphertext is tampered with, the entire packet is discarded by means of an error correction mechanism, otherwise the master station continues to try the remaining counters until the counter checking process is successful.
Preferably, the master station decrypts using the verified counter and the corresponding key information, transmits each block of generated information to the server once it is available, if the counter cannot be verified in a preset number of trials, the master station informs the substation of the transmission failure and starts the counter synchronization protocol in the next part.
Preferably, the intelligent measurement and control module includes a data quality management unit, the data quality management unit is used for identifying, measuring, monitoring, early warning and other management activities for various data quality problems possibly caused in each stage of a life cycle of planning, obtaining, storing, sharing, maintaining, applying and eliminating data, and further improving the data quality by improving and improving the management level of the organization, and the data quality management unit mainly includes data analysis, data evaluation, data cleaning, data monitoring, error early warning and other contents for improving and managing the data; aiming at the improvement and management of the organization, the method mainly comprises the steps of establishing an organization data quality improvement target, evaluating an organization process, making an organization process improvement plan, making an organization supervision and audit mechanism, implementing improvement, evaluating an improvement effect and the like.
Preferably, the fault processing unit includes a data isolation module, a data backup module and a function recovery module, when the program is abnormal, the isolation module isolates the error unit of the program, and guides the data into the data backup module, and simultaneously, the function recovery module is started to recover the program of the error unit to a time point before the error, so as to reprocess the backed-up data until the program is recovered to normal.
The invention has the technical effects and advantages that: compared with the prior art, the intelligent measurement and control system with automatic error correction provided by the invention has the following advantages: the invention also arranges a main station, and the intelligent measurement and control module is added to be directly used for integrating data, classifying the data and correlating the analyzed data to form an analysis result, provide real-time data required by analysis and control the cost to solve the problem; the signal acquisition and processing module is in electric signal communication with the main station, so that the real-time performance is improved; the automatic error correction module is used for recording the processing progress of a processing program, giving an alarm when abnormal data or abnormal states are found, and directly processing the data when the abnormal data or abnormal states occur, so that the use efficiency of the measurement and control system is improved.
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Fig. 1 is a system block diagram of an intelligent measurement and control system with automatic error correction according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit 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.
The invention provides an intelligent measurement and control system with automatic error correction as shown in figure 1, which comprises a server, a signal acquisition module, an automatic error correction module and an intelligent measurement and control module, wherein the server is used for receiving an encrypted data packet, decrypting the data packet by using a master station and obtaining corresponding indication data through decryption so as to compare whether the indication data is matched with a set value or not.
The automatic error correction module comprises a processing program state registering unit, a data caching unit, an alarming unit and a fault processing unit, wherein the state registering unit records the processing progress of a processing program, the data caching unit is used for storing intermediate data and error reporting data generated in the data processing process of the processing program, the alarming unit gives an alarm when abnormal data or abnormal states are found, and the fault processing unit is used for processing the data when the processing program is abnormal.
The intelligent measurement and control module comprises a data analysis unit, and the data analysis unit is used for integrating data, classifying the data and correlating the analyzed data to form an analysis result and provide real-time data required by analysis.
Specifically, the signal acquisition processing module comprises a voltage transformer and a current transformer.
Specifically, when receiving the encrypted data packet, the server instructs the master station to decrypt the data packet and check whether the counter value is correct, and once the master station receives the first block of the ciphertext, the master station checks whether the counter value is correct; if so, the master station continues to decrypt and update its counter; otherwise, the master discards the entire ciphertext.
Specifically, the master station decrypts a first block of the ciphertext using the counter; if the 1 st bit of the decrypted plaintext is inconsistent with the ciphertext of the counter value, the counter is not synchronized or the ciphertext is damaged; if the ciphertext is tampered with, the entire packet is discarded by means of an error correction mechanism, otherwise the master station continues to try the remaining counters until the counter checking process is successful.
Specifically, the master station decrypts using the verified counter and the corresponding key information, transmits each block of generated information to the server once it is available, and if the counter cannot be verified in a preset number of trials, the master station notifies the substation of the transmission failure and starts a counter synchronization protocol in the next part.
Specifically, the intelligent measurement and control module comprises a data quality management unit, wherein the data quality management unit is used for identifying, measuring, monitoring, early warning and other management activities on various data quality problems possibly caused in each stage of a life cycle of planning, obtaining, storing, sharing, maintaining, applying and eliminating data, further improving the data quality by improving and improving the management level of organization, and mainly comprises data analysis, data evaluation, data cleaning, data monitoring, error early warning and other contents aiming at the improvement and management of the data; aiming at the improvement and management of the organization, the method mainly comprises the steps of establishing an organization data quality improvement target, evaluating an organization process, making an organization process improvement plan, making an organization supervision and audit mechanism, implementing improvement, evaluating an improvement effect and the like.
Specifically, the fault processing unit comprises a data isolation module, a data backup module and a function recovery module, when the program is abnormal, the isolation module isolates an error unit of the program, the data is imported into the data backup module, and meanwhile, the function recovery module is started to recover the program of the error unit to a time point before the error, so that the backup data is reprocessed until the program is recovered to be normal.
The invention also arranges a main station, and the intelligent measurement and control module is added to be directly used for integrating data, classifying the data and correlating the analyzed data to form an analysis result, provide real-time data required by analysis and control the cost to solve the problem; the signal acquisition and processing module is in electric signal communication with the main station, so that the real-time performance is improved; the automatic error correction module is used for recording the processing progress of a processing program, giving an alarm when abnormal data or abnormal states are found, and directly processing the data when the abnormal data or abnormal states occur, so that the use efficiency of the measurement and control system is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an automatic intelligent system of observing and controling of error correction, includes server, signal acquisition module, automatic error correction module and intelligent observing and controlling module, its characterized in that: the server is used for receiving the encrypted data packet, decrypting the data packet by using the master station, and obtaining corresponding indicating data through decryption so as to compare whether the indicating data is matched with a set value or not;
the automatic error correction module comprises a processing program state registering unit, a data caching unit, an alarming unit and a fault processing unit, wherein the state registering unit records the processing progress of a processing program, the data caching unit is used for storing intermediate data and error reporting data generated in the data processing process of the processing program, the alarming unit gives an alarm when abnormal data or abnormal state is found, and the fault processing unit is used for processing the data when the processing program is abnormal;
the intelligent measurement and control module comprises a data analysis unit, and the data analysis unit is used for integrating data, classifying the data and correlating the analyzed data to form an analysis result and provide real-time data required by analysis.
2. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: the signal acquisition processing module comprises a voltage transformer and a current transformer.
3. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: when the server receives the encrypted data packet, the server instructs the master station to decrypt the data packet and checks whether the counter value is correct, and once the master station receives the first block of the ciphertext, the master station checks whether the counter value is correct; if so, the master station continues to decrypt and update its counter; otherwise, the master discards the entire ciphertext.
4. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: the master station decrypting a first block of the ciphertext using the counter; if the 1 st bit of the decrypted plaintext is inconsistent with the ciphertext of the counter value, the counter is not synchronized or the ciphertext is damaged; if the ciphertext is tampered with, the entire packet is discarded by means of an error correction mechanism, otherwise the master station continues to try the remaining counters until the counter checking process is successful.
5. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: the master station decrypts using the verified counter and the corresponding key towards the information, transmits each block of generated information to the server once it is available, if the counter cannot be verified in a preset number of trials, the master station informs the substation of the transmission failure and starts a counter synchronization protocol in the next part.
6. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: the intelligent measurement and control module comprises a data quality management unit, the data quality management unit is used for carrying out a series of management activities such as identification, measurement, monitoring, early warning and the like on various data quality problems possibly caused in each stage of a life cycle of planning, obtaining, storing, sharing, maintaining, applying and eliminating data, the data quality is further improved by improving and improving the management level of an organization, and the intelligent measurement and control module mainly comprises the contents of data analysis, data evaluation, data cleaning, data monitoring, error early warning and the like aiming at the improvement and management of the data; aiming at the improvement and management of the organization, the method mainly comprises the steps of establishing an organization data quality improvement target, evaluating an organization process, making an organization process improvement plan, making an organization supervision and audit mechanism, implementing improvement, evaluating an improvement effect and the like.
7. The intelligent measurement and control system with automatic error correction function according to claim 1, characterized in that: the fault processing unit comprises a data isolation module, a data backup module and a function recovery module, wherein when the program is abnormal, the isolation module isolates an error unit of the program, the data is imported into the data backup module, and meanwhile, the function recovery module is started to recover the program of the error unit to a time point before the error, so that the backup data is reprocessed until the program is recovered to be normal.
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| CN202110031175.9A CN112737863A (en) | 2021-01-11 | 2021-01-11 | Intelligent measurement and control system capable of automatically correcting errors |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188495A (en) * | 2021-05-07 | 2021-07-30 | 西安医学院 | Dimension out-of-tolerance intelligent verification system applied to preparation of single crystal blade mould shell |
| CN113420890A (en) * | 2021-05-13 | 2021-09-21 | 上海御建装饰设计工程有限公司 | Cultural relic resource restoration management system |
-
2021
- 2021-01-11 CN CN202110031175.9A patent/CN112737863A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188495A (en) * | 2021-05-07 | 2021-07-30 | 西安医学院 | Dimension out-of-tolerance intelligent verification system applied to preparation of single crystal blade mould shell |
| CN113188495B (en) * | 2021-05-07 | 2024-03-26 | 西安医学院 | Intelligent verification system for dimension out-of-tolerance for preparing single crystal blade mould shell |
| CN113420890A (en) * | 2021-05-13 | 2021-09-21 | 上海御建装饰设计工程有限公司 | Cultural relic resource restoration management system |
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