CN107707029B - Integrated monitoring and management system for medium and low voltage distribution network - Google Patents
Integrated monitoring and management system for medium and low voltage distribution network Download PDFInfo
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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Abstract
The invention discloses an integrated monitoring and management system for a medium and low voltage power distribution network, which comprises a data intelligent acquisition terminal, a data transmission module, a data processing module, a service module and a display module, wherein the data intelligent acquisition terminal transmits initial data to the data processing module through the data transmission module, the data processing module carries out real-time processing on the obtained data to generate mature data which can be identified by the system and stores the mature data into a real-time database, the service module provides the mature data to the outside and generates real-time state of the power distribution network and real-time alarm or event record according to the mature data, and the display module displays the mature data in an image or video mode and provides human-computer interaction with a management function for users. The invention can improve the management level and the service quality of the medium and low voltage distribution network system, reduce the complaints of users, realize the development of informatization, automation and interaction of the related services of the medium and low voltage distribution network and lay a foundation for the construction of the intelligent power grid.
Description
Technical Field
The invention relates to the technical field of medium and low voltage distribution networks, in particular to an integrated monitoring and management system for the medium and low voltage distribution networks.
Background
With the continuous development of society and economy, the requirements of power supply reliability and power quality of power consumers are higher and higher, although various real-time or quasi-real-time systems such as meter reading and monitoring are installed and operated by many power supply enterprises, the monitoring of medium and low voltage distribution networks basically reaches the practical level, each system belongs to different departments, so that information islands exist in the utilization of system data, and waste is caused to a certain extent, for example, after a certain low-voltage line fails to cause power failure, the power supply companies know that the failure occurs and dispatch operation and maintenance personnel for processing, and because data collected by the system is difficult to integrate, unified analysis and processing cannot be realized, the system management level and service quality are greatly reduced, and the user complaints are increased.
Disclosure of Invention
In order to solve the problems, the invention aims to provide an integrated monitoring and management system for a medium and low voltage distribution network, which can uniformly analyze real-time information in the medium and low voltage distribution network, integrate data acquired by the system, improve the management level and service quality of the system and reduce user complaints.
The technical scheme adopted by the invention for solving the problems is as follows:
the integrated monitoring and management system for the medium and low voltage power distribution network comprises a data intelligent acquisition terminal, a data transmission module, a data processing module, a service module and a display module, wherein the data intelligent acquisition terminal acquires user data and power distribution network data, the data are transmitted to the data processing module through the data transmission module, the data processing module carries out real-time processing on the acquired data, the generated system can identify the mature data and store the mature data into a real-time database, the service module provides the mature data to the outside, and generates the real-time state of the power distribution network and real-time alarm or event record according to the mature data, and the display module displays the mature data in an image or video mode and provides human-computer interaction with a management function for a user.
Furthermore, the intelligent data acquisition terminal comprises one or more of a medium-voltage terminal, a low-voltage terminal, a JP cabinet, a distribution room camera, a temperature and humidity sensor, a smoke detector, a water sensor, an infrared sensor and an entrance guard.
Further, the data transmission module comprises an optical fiber private network, a power line carrier communication module, a wireless private network and a wireless public network.
Further, the data processing module comprises a front-end module and a database, the front-end module comprises a front-end processor and a cloud server, and the database comprises a real-time database, a historical database and a database service station.
Further, the data processing module performs real-time processing on the obtained data, including data periodic storage, static data update and dynamic data processing.
Further, the periodically storing data includes storing the real-time processed data in the real-time database to the historical database.
Further, the static data update includes updating stored data in the historical database to static data.
Further, the dynamic data processing comprises multi-source data processing, state quantity processing, analog quantity processing, data quality generation, power failure information processing and alarm information processing.
Further, the service module provides the maturity data for the outside, displays the real-time state of the power grid according to the maturity data, and comprises a step of displaying the geographical position of the power distribution equipment by using icons, a step of displaying a medium-low voltage distribution line wiring diagram on the basis of the geographical position, and a step of displaying an internal wiring diagram of the power distribution equipment.
Furthermore, the display module provides the man-machine interaction with the management function for the user, and the man-machine interaction comprises the steps of generating an emergency repair work order according to an abnormal event or an alarm record, automatically or manually dispatching the work order according to a set rule and circulating the work order, and maintaining an equipment ledger in the system.
The invention has the beneficial effects that: the integrated monitoring and management system for the medium and low voltage distribution network provided by the invention can uniformly analyze real-time information in the medium and low voltage distribution network and integrate data acquired by the system, so that the operation condition of the distribution network can be accurately mastered, an information isolated island can be eliminated from a data layer, resources are saved, the comprehensive monitoring of the operation state of the medium and low voltage distribution network is realized, the control capability of a dispatcher on the medium and low voltage distribution network is improved, the reasonable arrangement and formulation of the operation mode or the maintenance plan of the medium and low voltage distribution network are facilitated, and the production management level of the dispatcher and the daily work efficiency of emergency repair personnel are practically improved; therefore, the invention can improve the management level and the service quality of the medium and low voltage distribution network system, reduce the complaints of users, realize the development of informatization, automation and interaction of the related services of the medium and low voltage distribution network and lay a foundation for the construction of the intelligent power grid.
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The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.
FIG. 1 is a block diagram of the monitoring and management system of the present invention;
FIG. 2 is a block diagram of the structure of a data processing module of the present invention;
FIG. 3 is a functional block diagram of a data processing module of the present invention.
Detailed Description
Referring to fig. 1, the integrated monitoring and management system for the medium and low voltage power distribution network comprises a data intelligent acquisition terminal, a data transmission module, a data processing module, a service module and a display module, wherein the data intelligent acquisition terminal acquires user end data and power distribution network data, the user end data and the power distribution network data are transmitted to the data processing module through the data transmission module, the data processing module processes the acquired data in real time, the cooked data which can be identified by the generation system are stored in a real-time database, the service module provides the cooked data to the outside, the real-time state of the power distribution network and real-time alarm or event record are generated according to the cooked data, and the display module displays the cooked data in an image or video mode and provides human-computer interaction with a management.
Specifically, the cooked data, i.e., the cooked data, refers to data obtained by processing the raw data, and the processing includes decompression, organization, analysis, and the like. The essence of the intelligent data acquisition terminal is a port for providing data, so that a third-party system capable of providing data, such as a GIS, a PMS and the like, can be used for replacing the intelligent data acquisition terminal; the data acquired by the intelligent data acquisition terminal can be non-electrical data such as videos, the non-electrical data are stored in the file system, and the file system supports full-text retrieval of the non-electrical data; therefore, the invention can improve the management level and the service quality of the medium and low voltage distribution network system, reduce the complaints of users, realize the development of informatization, automation and interaction of the related services of the medium and low voltage distribution network and lay a foundation for the construction of the intelligent power grid.
The intelligent data acquisition terminal comprises one or more of a medium-voltage terminal, a low-voltage terminal, a JP cabinet, a distribution room camera, a temperature and humidity sensor, a smoke detector, a water sensor, an infrared sensor and an entrance guard, wherein the medium-voltage terminal, the low-voltage terminal and the JP cabinet are electric acquisition equipment with a standard protocol, and the distribution room camera, the temperature and humidity sensor, the smoke detector, the water sensor, the infrared sensor and the entrance guard are non-electric equipment; the JP cabinet, namely the JP comprehensive distribution box, is a novel comprehensive control box integrating electric energy distribution, metering, protection, control and reactive compensation, and is widely applied to rural power lines and distribution substations.
The data transmission module comprises an optical fiber private network, a power line carrier communication module, a wireless private network and a wireless public network, wherein the optical fiber private network, the power line carrier communication module, the wireless private network and the wireless public network are all communication and transmission networks commonly used in the field; the power line carrier communication module is a technology for carrying out high-speed transmission on analog or digital signals in a carrier mode by utilizing the existing power line, and has the greatest characteristic that data transmission can be carried out only by a power line without erecting a network again.
Referring to fig. 2, the data processing module includes a front-end module and a database, the front-end module includes a front-end processor and a cloud server, and the database includes a real-time database, a historical database, a database service station, and a database distribution station; in the data processing module, the front-end processor uploads the observed initial data through the cloud server, then real-time processing is performed on the obtained data, mature data which can be identified by the system is generated and stored in the real-time database, the real-time database serves as a node for temporarily storing the data, the historical database serves as a node for fixedly storing the data, the database service station serves as a node for processing business data, the data processing module can timely respond to problems occurring in the real-time processing process of the data, data can be backed up, and the database distribution station has the function of externally publishing the data.
Referring to fig. 3, the data processing module performs real-time processing on the obtained data, including data periodic storage, static data update, and dynamic data processing.
Referring to fig. 3, the data regular storage includes storing the data processed in real time in the real-time database into the historical database, and compared with the fixed storage, the temporary storage stability is not high, which may cause data loss or damage, so that the data is stored in the historical database more favorably for stable storage of the data, and the efficiency of looking up the search data is further improved.
Referring to fig. 3, the static data update includes updating stored data in the history database into static data, and the setting of this function is to make the relevant command sent by the system more accurate, and the relevant command is sent according to data, and compared with dynamic data, static data is a data stream that has been generated and does not change any more, which is more beneficial for the system to recognize and judge and send out the relevant command.
Wherein, referring to fig. 3, the dynamic data processing includes multi-source data processing, state quantity processing, analog quantity processing, data quality generation, power failure information processing and alarm information processing, the multi-source data processing is to integrate all data together to perform uniform evaluation processing, the state quantity processing is to analyze and process specific parameters in the power distribution network recorded or represented by data, such as line load quantity, line temperature and the like, the analog quantity processing is to pre-judge the analog parameters made according to the rules of the existing parameters, the next section of line load quantity is known compared with the line load quantity according to the real time period, and the next section of line load quantity is analyzed and processed, the data quality generation is to analyze the real-time data according to the configured inspection rules to generate quality data, the power failure information processing and the alarm information processing are to check the common sudden failures, once the fault information is generated, alarm information is sent out in time.
The service module provides the maturity data for the outside, displays the real-time state of the power grid according to the maturity data, and comprises a geographical position of power distribution equipment, a medium-low voltage distribution line wiring diagram and an internal wiring diagram of the power distribution equipment, wherein the geographical position of the power distribution equipment is displayed by icons, and the wiring diagram of the medium-low voltage distribution line and the internal wiring diagram of the power distribution equipment are displayed on the basis of the geographical position;
specifically, the system supports monitoring and control of distribution equipment such as a distribution line, a pole switch, a ring main unit and the like, and electric equipment such as a distribution transformer, a low-voltage distribution cabinet, a low-voltage distribution box and the like, and can master the operation conditions of the distribution/electric equipment such as the distribution line, the pole switch, the ring main unit, a distribution room, the distribution transformer, the low-voltage distribution cabinet, the low-voltage distribution box, a household meter and the like in real time; on a distribution line wiring diagram based on geographic positions, data acquisition, processing, calculation, statistics and control of various devices are achieved, meanwhile, various abnormal alarms and records can be achieved in multimedia modes such as sound, graphics, videos, characters, alarm frames and the like, due to the fact that real-time information of medium and low voltage is integrated, a system can accurately judge faults of the medium and low voltage in real time and analyze the range of affected users, and particularly, various modes such as WeChat, short message and mail can be set for certain customized alarm information to be pushed.
The display module provides man-machine interaction with a management function for a user, and the man-machine interaction comprises the steps of generating an emergency repair work order according to an abnormal event or an alarm record, automatically or manually dispatching the work order according to a set rule, circulating the work order, and maintaining an equipment ledger in a system; the rule for dispatching the work order is set by the electric power company according to the actual situation, and is not unique, for example, the rule can be set as follows: preferentially repairing the power line with a closer place according to the distance of the power line at the alarm place of the user, or preferentially repairing the power line with a more alarm times according to the comparison of the alarm times of the power lines at all places; the arrangement well establishes a man-machine interaction management mode, is beneficial to timely maintenance and rush repair when a fault occurs, and can also regularly maintain the equipment ledger to ensure the stability of the system; the display module can display the cooked data in an image or video mode and can comprehensively display the cooked data in a mode of various charts.
While the preferred embodiments and basic principles of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments, but is intended to cover various modifications, equivalents and alternatives falling within the scope of the invention as claimed.
Claims (6)
1. Well low voltage distribution network integration control and management system, its characterized in that: the intelligent data acquisition terminal transmits acquired user end data and power distribution network data to the data processing module through the data transmission module, the data processing module processes the acquired data in real time to generate mature data which can be identified by a system and stores the mature data in a real-time database, the service module provides the mature data to the outside and generates real-time state of the power distribution network and real-time alarm or event record according to the mature data, and the display module displays the mature data in an image or video mode and provides man-machine interaction with a management function for a user;
the data processing module comprises a front-end module and a database, the front-end module comprises a front-end processor and a cloud server, the database comprises a real-time database, a historical database and a database service station, the data processing module carries out real-time processing on obtained data and comprises data periodic storage, static data updating and dynamic data processing, the static data updating comprises updating stored data in the historical database into static data, and the dynamic data processing comprises multi-source data processing, state quantity processing, analog quantity processing, data quality generation, power failure information processing and alarm information processing.
2. The integrated monitoring and management system for the medium and low voltage distribution network according to claim 1, characterized in that: the intelligent data acquisition terminal comprises one or more of a medium-voltage terminal, a low-voltage terminal, a JP cabinet, a distribution room camera, a temperature and humidity sensor, a smoke detector, a water sensor, an infrared sensor and an entrance guard.
3. The integrated monitoring and management system for the medium and low voltage distribution network according to claim 1, characterized in that: the data transmission module comprises an optical fiber private network, a power line carrier communication module, a wireless private network and a wireless public network.
4. The integrated monitoring and management system for the medium and low voltage distribution network according to claim 1, characterized in that: the periodically storing of the data comprises storing the data processed in real time in a real-time database to a historical database.
5. The integrated monitoring and management system for the medium and low voltage distribution network according to any one of claims 1 to 4, characterized in that: the service module provides the maturity data for the outside, displays the real-time state of the power grid according to the maturity data, and comprises the steps of displaying the geographical position of the power distribution equipment by using icons, displaying a medium-low voltage distribution line wiring diagram on the basis of the geographical position, and displaying an internal wiring diagram of the power distribution equipment.
6. The integrated monitoring and management system for the medium and low voltage distribution network according to any one of claims 1 to 4, characterized in that: the display module provides man-machine interaction with management functions for users, and the man-machine interaction comprises the steps of generating a rush-repair work order according to an abnormal event or an alarm record, automatically or manually dispatching the work order according to a set rule and circulating the work order, and maintaining an equipment ledger in the system.
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| CN108539856A (en) * | 2018-04-28 | 2018-09-14 | 国网河南省电力公司周口供电公司 | Power distribution network complete perception operation monitoring power distribution rush-repair system |
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| CN110086253B (en) * | 2019-04-09 | 2022-03-08 | 广东科瑞德电气科技有限公司 | Data communication synchronization optimization method and system for distribution network automation terminal |
| CN110852567A (en) * | 2019-10-14 | 2020-02-28 | 北京智城同创科技有限公司 | Urban landscaping comprehensive supervision system capable of monitoring in real time |
| CN110995785A (en) * | 2019-11-07 | 2020-04-10 | 珠海许继芝电网自动化有限公司 | Low-voltage distribution network cloud platform based on Internet of things |
| CN111007299A (en) * | 2019-11-19 | 2020-04-14 | 北京中电飞华通信股份有限公司 | Power grid data acquisition, analysis and processing system |
| CN111061796A (en) * | 2019-12-19 | 2020-04-24 | 国网安徽省电力有限公司信息通信分公司 | Multisource data quality management and control system for power distribution network |
| CN112134355A (en) * | 2020-09-03 | 2020-12-25 | 珠海许继芝电网自动化有限公司 | Intelligent power distribution room visual display method and system |
| CN112182073B (en) * | 2020-09-27 | 2024-10-15 | 珠海许继芝电网自动化有限公司 | Power measurement data display method and system |
| CN112737103A (en) * | 2020-12-09 | 2021-04-30 | 国网江苏省电力有限公司连云港供电分公司 | Monitoring system and monitoring method for power utilization state of sensitive user |
| CN113364129B (en) * | 2021-06-25 | 2022-11-25 | 广西电网有限责任公司 | High-availability method for data processing service of power grid monitoring system |
| CN114202738A (en) * | 2021-12-02 | 2022-03-18 | 广西电网有限责任公司钦州供电局 | Power grid monitoring method, device and equipment based on edge calculation and artificial intelligence |
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