CN107707029A - Low and medium voltage distribution network integrated monitoring and management system - Google Patents
Low and medium voltage distribution network integrated monitoring and management system Download PDFInfo
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- CN107707029A CN107707029A CN201710995754.9A CN201710995754A CN107707029A CN 107707029 A CN107707029 A CN 107707029A CN 201710995754 A CN201710995754 A CN 201710995754A CN 107707029 A CN107707029 A CN 107707029A
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- 238000009826 distribution Methods 0.000 title claims abstract description 55
- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000003993 interaction Effects 0.000 claims abstract description 8
- 238000007726 management method Methods 0.000 claims description 25
- 230000003068 static effect Effects 0.000 claims description 9
- 230000010365 information processing Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 claims description 6
- 230000005764 inhibitory process Effects 0.000 claims description 4
- 239000013307 optical fiber Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000002547 anomalous effect Effects 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H02J13/0079—
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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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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses low and medium voltage distribution network integrated monitoring and management system, including data intelligence acquisition terminal, data transmission module, data processing module, service module and display module, primary data is sent to data processing module by data intelligence acquisition terminal through data transmission module, data processing module is handled the data of acquisition in real time, ripe data that generation system can identify simultaneously are saved in real-time data base, service module outwardly provides ripe data, and generate power distribution network real-time status and Realtime Alerts or logout according to ripe data, display module is shown ripe data in a manner of image or video and provides the man-machine interaction with management function to user.The present invention can lift the managerial skills and service quality of low and medium voltage distribution network system, reduce customer complaint, realize the informationization, automation and interactive development of low and medium voltage distribution network related service, be laid the foundation for the construction of intelligent grid.
Description
Technical field
The present invention relates to low and medium voltage distribution network technical field, especially low and medium voltage distribution network integrated monitoring and management to be
System.
Background technology
With the continuous development of society and economy requirement of the power consumer to power supply reliability and the quality of power supply is also increasingly
Height, although many power supply enterprises' all installation and operations meter reading and monitoring etc. are all kinds of in real time or non real time systems, low and medium voltage distribution network
Monitoring basically reached practical level, but each system is due to being under the jurisdiction of different departments, therefore for the profit of system data
With existence information isolated island, and waste is caused to a certain extent, such as after certain section of low-voltage circuit failure causes power failure, only
When the repair call of customer interrupted, failure is just known by electric company, and sends operation maintenance personnel to handle, due to being difficult to integrate
The data of system acquisition, it is impossible to realize that united analysis is handled, therefore system administration is horizontal and service quality substantially reduces, user throws
Tell and also increase therewith.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide low and medium voltage distribution network integrated monitoring and management system,
Can be to the real time information united analysis in low and medium voltage distribution network, the data of integration system collection, lifting system managerial skills and
Service quality, reduce customer complaint.
Technical scheme is used by the present invention solves its problem：
Low and medium voltage distribution network integrated monitoring and management system, including data intelligence acquisition terminal, data transmission module, number
According to processing module, service module and display module, data intelligence acquisition terminal is by the user's end data collected and distribution netting index
According to, be sent to data processing module through data transmission module, data processing module is handled the data of acquisition in real time, generation
Ripe data that system can identify simultaneously are saved in real-time data base, and service module outwardly provides ripe data, and according to ripe number
Ripe number is shown in a manner of image or video according to generation power distribution network real-time status and Realtime Alerts or logout, display module
There is provided the man-machine interaction with management function according to this and to user.
Further, data intelligence acquisition terminal includes middle pressure terminal, low voltage terminal, JP cabinets, switchgear house camera, humiture
One or more in sensor, smoke detector, water sensor, infrared sensor and gate inhibition.
Further, data transmission module includes optical fiber private network, PLC communication module, wireless private network and wireless public affairs
Net.
Further, data processing module includes preposition module and database, and preposition module includes front end processor and cloud service
Device, database include real-time data base, historical data base and database broker.
Further, data processing module is handled the data of acquisition in real time, including data scheduled store, static data
Renewal and Dynamic Data Processing.
Further, data scheduled store is included the data Cun Chudao historical datas in real-time data base after processing in real time
Storehouse.
Further, static data renewal includes the data storage in historical data base being updated to static data.
Further, Dynamic Data Processing includes multi-source data processing, quantity of state processing, analog quantity processing, quality of data life
Into the processing of, outage information and warning information processing.
Further, service module outwardly provides ripe data, and is included according to ripe data display power network real-time status to scheme
Symbol shows the geographical position of controller switching equipment, mesolow distribution line wiring diagram is showed on the basis of geographical position, and show and match somebody with somebody
The cut-away drawing of electric equipment.
Further, display module provides the man-machine interaction with management function to user and included according to anomalous event or alarm
Record generation repairing work order, automatic or manual are sent work order with charge free and circulated according to the rule of setting, and to setting in system
Standby account is safeguarded.
The beneficial effects of the invention are as follows：Low and medium voltage distribution network integrated monitoring provided by the invention and management system, can
To the real time information united analysis in low and medium voltage distribution network, the data of integration system collection, therefore can more accurately grasp
The running situation of power distribution network, and information island can be eliminated from data plane, economize on resources, realize and low and medium voltage distribution network is transported
The overall monitor of row state, control ability of the dispatcher to low and medium voltage distribution network is improved, in being advantageous to reasonable arrangement and formulating
The method of operation or repair schedule of low-voltage network, the practical production management level for improving dispatcher and repair personnel's is daily
Operating efficiency；Therefore, the present invention can lift the managerial skills and service quality of low and medium voltage distribution network system, reduce user and throw
Tell, realize the informationization, automation and interactive development of low and medium voltage distribution network related service, established for the construction of intelligent grid
Basis.
Brief description of the drawings
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, to describe embodiment of the present invention in detail.
Fig. 1 is monitoring and the structured flowchart of management system of the present invention；
Fig. 2 is the structured flowchart of the data processing module of the present invention；
Fig. 3 is the functional block diagram of the data processing module of the present invention.
Embodiment
Reference picture 1, low and medium voltage distribution network integrated monitoring and management system, including data intelligence acquisition terminal, data pass
Defeated module, data processing module, service module and display module, data intelligence acquisition terminal by the user's end data collected and
Distribution network data, data processing module is sent to through data transmission module, data processing module carries out real-time to the data of acquisition
Handling, the ripe data that generation system can identify simultaneously are saved in real-time data base, and service module outwardly provides ripe data, and
Power distribution network real-time status and Realtime Alerts or logout are generated according to ripe data, display module is in a manner of image or video
Show ripe data and provide the man-machine interaction with management function to user.
Specifically, ripe data, i.e. cooked data, data of the initial data after working process, working process are referred to
Including decompressing, organizing or analyze.The essence of data intelligence acquisition terminal is to provide the port of data, therefore can also use energy
The third party system for enough providing data replaces, such as GIS, PMS etc.；The data that data intelligence acquisition terminal collects may be
The non-electrical data such as video, these non-electrical data are then stored in file system, and file system is supported to these non-electrical
Destiny is according to progress full-text search；Therefore, the present invention can lift the managerial skills and service quality of low and medium voltage distribution network system, subtract
Few customer complaint, realizes the informationization, automation and interactive development of low and medium voltage distribution network related service, is intelligent grid
Construction lays the foundation.
Wherein, data intelligence acquisition terminal includes middle pressure terminal, low voltage terminal, JP cabinets, switchgear house camera, humiture biography
One or more in sensor, smoke detector, water sensor, infrared sensor and gate inhibition, it is middle pressure terminal, low voltage terminal and
JP cabinets are the electric information collecting device of standard agreement, and switchgear house camera, Temperature Humidity Sensor, smoke detector, water logging sense
Device, infrared sensor and gate inhibition are non-electrical kind equipment；JP cabinets are JP comprehensive distribution boxes, are a kind of collection electric energy distribution, metering, protect
Shield, control, reactive-load compensation are widely used in rural power line and each power distribution station in the novel integrated control cabinet of one
In.
Wherein, data transmission module includes optical fiber private network, PLC communication module, wireless private network and wireless public network,
Optical fiber private network, PLC communication module, wireless private network and wireless public network are communication commonly used in the art and transmission network；
PLC communication module refers to utilize existing power line, and analog or digital signal is carried out into high-speed transfer by carrier system
Technology, its maximum feature is need not to set up network again, as long as live wire can just carry out data transfer.
Wherein, reference picture 2, data processing module include preposition module and database, the preposition module of institute include front end processor and
Cloud server, database include real-time data base, historical data base and database broker, in addition to database distribution point；
In data processing module, sent in the primary data that front end processor will be observed that by cloud server, then to the data of acquisition
Handled in real time, and then generate the ripe data that system can identify and be saved in real-time data base, real-time data base conduct
The interim node for preserving data, historical data base is as the fixed node for preserving data, and database broker is as business datum
The node of processing, produced problem in data real time process can be responded in time, and can with Backup Data,
The function of database distribution point is externally issues data, in the present embodiment, it is possible to by the real time data collected and the 3rd
The data that method, system provides externally are issued with IEC61968 standards.
Wherein, reference picture 3, data processing module are handled the data of acquisition in real time, including data scheduled store, quiet
State data update and Dynamic Data Processing.
Wherein, reference picture 3, data scheduled store include going through the data Cun Chudao in real-time data base after processing in real time
History database, compared to stationary storage, interim storage stability is not high, may cause Missing data or breaking-up, therefore, by data
Preserve to historical data base and advantageously preserved in the stable of data, further increase the efficiency for consulting retrieval data.
Wherein, reference picture 3, static data renewal include the data storage in historical data base being updated to static number
It is that related command is sent according to data in order that the related command that sends of system is more accurate according to, the setting of this function
, compared to dynamic data, static data is the data flow for having generated and no longer having changed, and is advantageously identified in system
Judge and send related command.
Wherein, reference picture 3, Dynamic Data Processing include multi-source data processing, quantity of state processing, analog quantity processing, data
Quality generation, outage information processing and warning information processing, multi-source data processing are to being united together by all aggregation of data
One evaluation processing, quantity of state processing is analyzed and processed for the specific parameter in the power distribution network of data record or sign,
For example line load amount, line temperature etc., analog quantity processing are that the simulation parameter made according to the rule of existing parameter is carried out
Anticipation is handled, for example next section of line load amount is deduced according to the line load amount of real-time section, and next section of circuit is born
Carrying capacity is analyzed and processed, and quality of data generation is that real time data is analyzed according to the inspection rule configured, generates matter
Data are measured, outage information processing and warning information processing are then that common catastrophic failure is investigated, once produce failure letter
Breath, sends warning information in time.
Wherein, service module outwardly provides ripe data, and is included according to ripe data display power network real-time status with icon
The geographical position of controller switching equipment is shown, mesolow distribution line wiring diagram is showed on the basis of geographical position, and show distribution
The cut-away drawing of equipment；
Specifically, system of the invention is supported to the controller switching equipments such as distribution line, on-pole switch and ring main unit, Yi Jipei
Become, the monitoring and control of the electrical equipment such as low-voltage distribution cabinet and low-voltage tapping box, distribution line can be grasped in real time, opened on post
The operating condition with/electrical equipment such as pass, ring main unit, switchgear house, distribution transforming, low-voltage distribution cabinet, low-voltage tapping box and family table；With
On distribution line wiring diagram based on geographical position, data sampling and processing, calculating, statistics and the control of various kinds of equipment are realized,
All kinds of abnormal alarms and record can be realized with multimedia modes such as sound, figure, video, character and alert boxs simultaneously, by
In the real time information for combining mesolow, system can accurately judge the failure of mesolow in real time and analyze the use involved
Family scope, especially, the push of the diversified forms such as wechat, short message and mail can be set for the warning information of some customizations.
Wherein, display module provides user the man-machine interaction with management function and includes being remembered according to anomalous event or alarm
Record generation repairing work order, automatic or manual are sent work order with charge free and circulated according to the rule of setting, and to the equipment in system
Account is safeguarded；The rule for sending work order with charge free is set according to actual conditions by Utilities Electric Co., and not uniquely, for example rule can be with this
Sample is set：The power circuit alarmed according to user at place is far and near, it is preferential rush to repair place closer to power circuit, or according to than
More everywhere power circuit by alarm times, preferentially rush to repair by the more power circuits of alarm times；Such setting is well
The management mode of man-machine interaction is established, when running into failure, is advantageous to guarantee in time and repairing, while also being capable of periodic maintenance
Equipment account, ensure the stabilization of system；Display module can not only show ripe data in a manner of image or video, additionally it is possible to
The mode overview display of a variety of charts shows ripe data.
Presently preferred embodiments of the present invention and general principle are discussed in detail above content, but the invention is not limited in
Above-mentioned embodiment, those skilled in the art should be recognized that also had on the premise of without prejudice to spirit of the invention it is various
Equivalent variations and replacement, these equivalent variations and replacement all fall within the protetion scope of the claimed invention.
Claims (10)
1. low and medium voltage distribution network integrated monitoring and management system, it is characterised in that：Passed including data intelligence acquisition terminal, data
Defeated module, data processing module, service module and display module, the user terminal number that the data intelligence acquisition terminal will collect
According to distribution network data, be sent to data processing module through the data transmission module, the data processing module is to acquisition
Data are handled in real time, and the ripe data that generation system can identify simultaneously are saved in real-time data base, the service module to
The external world provides ripe data, and generates power distribution network real-time status and Realtime Alerts or logout, the displaying according to ripe data
Module is shown ripe data in a manner of image or video and provides the man-machine interaction with management function to user.
2. low and medium voltage distribution network integrated monitoring according to claim 1 and management system, it is characterised in that：The data
Collecting terminal include it is middle pressure terminal, low voltage terminal, JP cabinets, switchgear house camera, Temperature Humidity Sensor, smoke detector,
One or more in water sensor, infrared sensor and gate inhibition.
3. low and medium voltage distribution network integrated monitoring according to claim 1 and management system, it is characterised in that：The data
Transport module includes optical fiber private network, PLC communication module, wireless private network and wireless public network.
4. low and medium voltage distribution network integrated monitoring according to claim 1 and management system, it is characterised in that：The data
Processing module includes preposition module and database, and the preposition module includes front end processor and cloud server, the database bag
Include real-time data base, historical data base and database broker.
5. low and medium voltage distribution network integrated monitoring according to claim 4 and management system, it is characterised in that：The data
Processing module is handled the data of acquisition in real time, including the renewal of data scheduled store, static data and Dynamic Data Processing.
6. low and medium voltage distribution network integrated monitoring according to claim 5 and management system, it is characterised in that：The data
Scheduled store is included the data Cun Chudao historical data bases in real-time data base after processing in real time.
7. low and medium voltage distribution network integrated monitoring according to claim 5 and management system, it is characterised in that：The static state
Data renewal includes the data storage in historical data base being updated to static data.
8. low and medium voltage distribution network integrated monitoring according to claim 5 and management system, it is characterised in that：The dynamic
Data processing includes multi-source data processing, quantity of state processing, analog quantity processing, quality of data generation, outage information processing and accused
Alert information processing.
9. according to any described low and medium voltage distribution network integrated monitorings of claim 1-8 and management system, it is characterised in that：Institute
State service module and ripe data are outwardly provided, and show that distribution is set according to ripe data display power network real-time status, including with icon
Standby geographical position, mesolow distribution line wiring diagram is showed on the basis of geographical position, and show the inside of controller switching equipment
Wiring diagram.
10. according to any described low and medium voltage distribution network integrated monitorings of claim 1-8 and management system, it is characterised in that：
The display module provides user the man-machine interaction with management function, including is robbed according to anomalous event or alarm logging generation
Work order is repaiied, automatic or manual is sent work order with charge free and circulated according to the rule of setting, and the equipment account in system is carried out
Safeguard.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710995754.9A CN107707029B (en) | 2017-10-23 | 2017-10-23 | Integrated monitoring and management system for medium and low voltage distribution network |
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|---|---|---|---|
| CN201710995754.9A CN107707029B (en) | 2017-10-23 | 2017-10-23 | Integrated monitoring and management system for medium and low voltage distribution network |
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| Publication Number | Publication Date |
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| CN107707029A true CN107707029A (en) | 2018-02-16 |
| CN107707029B CN107707029B (en) | 2020-12-15 |
Family
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108808853A (en) * | 2018-05-18 | 2018-11-13 | 广东电网有限责任公司 | A kind of power grid alarm signal flow system Internet-based |
| CN109286242A (en) * | 2018-10-23 | 2019-01-29 | 江门市众鑫表面处理有限公司 | A kind of power grid managing and control system |
| CN110086253A (en) * | 2019-04-09 | 2019-08-02 | 广东科瑞德电气科技有限公司 | A kind of distribution automation terminal data communication Synchronous fluorimetry method and system |
| 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 |
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| CN112182073A (en) * | 2020-09-27 | 2021-01-05 | 珠海许继芝电网自动化有限公司 | Electric 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 |
| CN113364129A (en) * | 2021-06-25 | 2021-09-07 | 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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| 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 |
| CN110086253A (en) * | 2019-04-09 | 2019-08-02 | 广东科瑞德电气科技有限公司 | A kind of distribution automation terminal data communication Synchronous fluorimetry method and system |
| 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 |
| CN112182073A (en) * | 2020-09-27 | 2021-01-05 | 珠海许继芝电网自动化有限公司 | Electric 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 |
| CN113364129A (en) * | 2021-06-25 | 2021-09-07 | 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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