CN115842407A - Visual whole-process monitoring system for power grid arrearage power failure and power restoration - Google Patents

Visual whole-process monitoring system for power grid arrearage power failure and power restoration Download PDF

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Publication number
CN115842407A
CN115842407A CN202211503546.XA CN202211503546A CN115842407A CN 115842407 A CN115842407 A CN 115842407A CN 202211503546 A CN202211503546 A CN 202211503546A CN 115842407 A CN115842407 A CN 115842407A
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power
power failure
line
distribution
information
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张秋辉
徐凌寒
陆慧
陆宏治
张佳祺
姚煜
何小宇
刘丰威
魏龙高
李响
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Abstract

The invention relates to the technical field of whole-process monitoring of a power grid, and discloses a visual whole-process monitoring system for arrearage, power failure and power restoration of the power grid; the power grid arrearage power failure and power failure visual whole-process monitoring system comprises a GIS geographic information system, wherein the GIS geographic information system is used for visually displaying and reflecting different information on all data in the power grid arrearage power failure and power failure visual whole-process monitoring system, such as different geographic environments, line ranges, power supply of important users, thematic analysis charts of a distribution network and the like, the data can be displayed and analyzed in an overlapping or layered mode, the power supply radius of each line and the load condition of each line can be automatically counted and listed according to query requirements, the model and the production date of equipment to which the line belongs are displayed, and even the operation health condition is displayed, so that weak links of the distribution network are found out for analysis, a reliable basis is provided for distribution network planning, the visualization of the whole process from collection to power supply is realized, and convenience is brought for users to check when power failure occurs and reduce user anxiety.

Description

Visual whole-process monitoring system for power grid arrearage power failure and power restoration
Technical Field
The invention belongs to the technical field of whole-process monitoring of a power grid, and particularly relates to a visual whole-process monitoring system for arrearage, power failure and power restoration of the power grid.
Background
With the continuous development of modern society and economy and the continuous improvement of production technology, the requirement of users on power supply quality is higher and higher, and economic loss caused by the problem of power quality is more and more difficult to accept. The voltage sag problem is a main factor which causes the interruption of the production process of a user and further causes economic loss, and the detection of the voltage quality of the whole network is beneficial to the system to carry out more scientific management on the power grid so as to improve the power supply quality of the whole network and meet the requirements of social construction and development.
Most of power grid power restoration visual monitoring systems in the current market have different defects, and currently, a form mode is usually adopted for power restoration failure display, so that the display is not visual enough, and no good interactive interface is available, so that a user can display key information of power restoration failure in a visual mode; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a visual whole-process monitoring system for power grid arrearage power outage and power restoration, which effectively overcomes the defects of most visual monitoring systems for power grid power restoration in the existing market.
In order to achieve the purpose, the invention provides the following technical scheme: a visual whole-process monitoring system for power grid arrearage power failure and power restoration comprises a GIS geographic information system, wherein the GIS is used for visually displaying and reflecting different information such as different geographic environments, line ranges, power supply of important users, thematic analysis graphs of distribution networks and the like for all data in the visual whole-process monitoring system for power grid arrearage power failure and power restoration, the data can be displayed and analyzed in an overlapping or layered mode, the power supply radius of each line and the load condition of each line can be automatically counted and listed according to query requirements, the model, the production date and even the operation health condition of equipment of the line are displayed, and therefore weak links of the distribution networks are found out for analysis, and reliable bases are provided for distribution network planning;
and (3) distribution of the urban power grid: the city power grid distribution map is used for marking and classifying all power utilization areas and power utilization circuits in the power grid arrearage power-off and power-restoration visual whole-process monitoring system, combining the obtained data with a GIS geographic information system, and combining the power utilization areas and the power utilization circuits of the whole city with city geographic information so as to accurately position power-off places;
network distribution tripping offline data system: the network distribution tripping off-line data system is used for screening power failure information related to a power failure place by utilizing distribution network tripping off-line data, monitoring and displaying the power failure information of the power failure place based on a GIS geographic information system, monitoring the tripping of a distribution network line in real time by utilizing a medium-allocated line fault detail data interface, automatically screening the power failure information of the power failure place, automatically integrating the GIS geographic information data of the power failure place and monitoring the stop and repeat conditions of a user in real time on the system, generating distribution transformer power failure information by utilizing measurement accurate real-time alarm data acquisition and analysis, and automatically monitoring the stop and repeat conditions of the power failure place;
the mobile phone client side: the mobile phone client is used for receiving and sending short message reminding, payment processing, feedback information and the like of all users in the power grid arrearage power failure and power restoration visual whole-process monitoring system;
a short message reminding module: the short message reminding module is used for reminding the electricity charge balance of a user in the visual whole-process monitoring system of the power grid arrearage and power restoration, and when the electricity charge balance of a resident user is insufficient or in an arrearage state, the short message reminding module receives a reminding short message sent by the urban power grid to warn the user to recharge in time;
a payment platform: the payment platform is used for providing online payment service for all users in the visual whole-process monitoring system for arrearage power outage and power restoration of the power grid, a payment progress display is arranged in the payment platform, and the users can check payment process details in the payment progress display after payment is completed, so that the visualization of the whole process from collection to power supply of a power supply party is realized, and convenience is brought to the users for checking when power restoration is carried out and anxiety of the users is reduced;
the payment result display module: the payment result display module is used for displaying the payment result display of the user on the payment platform, when the user successfully pays, the urban power grid sends a balance short message prompt to the user, meanwhile, the urban power grid conducts switching-off discharge for the user, and when the user discharges, a switching-off short message prompt is sent to the user, so that the user can know the switching-off condition at the first time, and when the user fails to pay or switch off due to the network signal problem or the electric meter fault, the user can use the failure feedback module to contact the regional customer service of the power grid, and therefore the problems of payment failure or switching-off failure and the like are rapidly solved.
Preferably, a distribution transformer power failure map display function is built in the network distribution tripping offline data system, the distribution transformer power failure map display function has six basic functions, and the first function is that power failure alarm data spark real-time processing, loading and warehousing are performed; the second function is power failure alarm data database file association processing; the third function is that power failure alarm data assist current and voltage judgment; the fourth function is that the distribution transformer power failure condition and the distribution transformer power failure automatic statistics are carried out; the fifth function is the distribution and transformation blackout data list and detail page display; and the sixth function is map display such as distribution and transformation power failure data map positioning, coloring and the like.
Preferably, a line power failure map display function is arranged in the network distribution tripping offline data system, the line power failure map display function has five basic functions, and the first basic function is line tripping data cleaning, loading and warehousing; the second function is the link trip data database file correlation process; the third function is that the line power failure condition and the line power failure automatic statistics are carried out; the fourth function is the line power failure data list and the detail page display; the fifth function is the map display of line power failure data map positioning, coloring and the like.
Preferably, an information gathering and displaying module is arranged in the network distribution tripping off-line data system, and the information gathering and displaying module is combined with a GIS (geographic information system) and a city power grid distribution map to achieve map displaying, line power failure statistics (city, line power failure number and power failure number) displaying and power failure information (city, total distribution variable and power failure number) displaying.
Preferably, a power failure line and power supply place (distribution transformer) matching module is arranged in the network distribution tripping offline data system, relevant information of the power failure line and power supply place (distribution transformer) matching module is displayed in a system in a correlation mode, monitoring of the power supply place affected by the power failure line is comprehensively achieved, the number of power failures of the line/distribution transformer is clicked, and a power failure line/power failure distribution transformer-client list is displayed. By clicking the statistics of the line blackout plan of the concerned line, the number of blackout lines and the number of power restoration lines in each city can be clearly seen.
Preferably, a power failure line and power supply place (distribution transformer) positioning module is arranged in the network distribution tripping offline data system, and the power failure line and power supply place (distribution transformer) positioning module displays detailed information display of the power failure line/distribution transformer, including archive information, power failure and restoration information, fault reasons, power supply protection conditions and the like.
Preferably, the GIS geographic information system and a distribution network automation system (a distribution comprehensive test system, an SCADA system and the like) are operated in a networking mode, information such as current, voltage and the like of equipment can be displayed on wiring graphs of a switching station and a distribution room of the GIS geographic information system in real time, a real-time monitoring function, a remote signaling function and a remote control function are realized, the system can be integrated with an information management system (MIS) and an overhaul document standardization system, and the functions of operation maintenance, defects, overhaul power failure application, two-ticket management and the like of the equipment can be realized on the GIS geographic information system; meanwhile, the GIS geographic information system can provide user power supply information for the electricity utilization marketing system, the information comprises information of an affiliated power supply distribution transformer, an affiliated power supply line, an affiliated transformer substation and the like, the electricity utilization marketing system can be guaranteed to be capable of dynamically updating user information change caused by switching of operation modes, and development of business expansion projects is facilitated.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the method and the device, after the payment is finished, the user can check the detailed payment process in the payment progress display, so that the visualization of the whole process from collection to power supply of a power supply party is realized, and the user can check when the user returns power to reduce the anxiety of the user;
2. according to the invention, a GIS geographic information system and a distribution network automation system (a power distribution comprehensive test system, an SCADA system and the like) are networked to run and integrated with a customer service center system, the system can automatically push out a corresponding geographic information map after receiving a power failure complaint of a user, the power failure area is expressed by a specified color on the map, and the optimized path analysis of an emergency repair vehicle is provided, so that the problem of power failure of the user is rapidly solved;
3. according to the invention, the GIS geographic information system can provide the user power supply information including the information of the affiliated power supply distribution transformer, the affiliated power supply line, the affiliated transformer substation and the like to the power utilization marketing system, so that the power utilization marketing system can dynamically update the user information change caused by the change of the operation mode, the development of the expansion project is facilitated, and the multifunctional practicability of the system is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
fig. 1 is a block diagram of a power grid arrearage power-off and power-restoration visual whole-process monitoring system.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1, the present invention provides a technical solution: a visual whole-process monitoring system for power grid arrearage power failure and power restoration comprises a GIS geographic information system, wherein the GIS geographic information system is used for visually displaying and reflecting different information such as different geographic environments, line ranges, power supply of important users, thematic analysis charts of distribution networks and the like on all data in the visual whole-process monitoring system for power grid arrearage power failure and power restoration, the data can be displayed and analyzed in an overlapping or layered mode, the power supply radius of each line and the load condition of each line can be automatically counted and listed according to query requirements, the model, the production date and even the operation health condition of equipment of the line are displayed, and therefore weak links of the distribution networks are found out for analysis, and reliable bases are provided for distribution network planning;
distribution diagram of the urban power grid: the city power grid distribution map is used for marking and classifying all power utilization areas and power utilization circuits in the power grid arrearage power-off and power-restoration visual whole-process monitoring system, combining the obtained data with a GIS geographic information system, and combining the power utilization areas and the power utilization circuits of the whole city with city geographic information so as to accurately position power-off places;
network distribution tripping offline data system: the network distribution tripping off-line data system is used for screening power failure information related to power failure places by utilizing distribution network tripping off-line data, monitoring and displaying the power failure information of the power failure places on the basis of a GIS (geographic information system), monitoring the tripping of distribution network lines in real time by utilizing a medium distribution line fault detail data interface, automatically screening the power failure information of the power failure places, automatically integrating the GIS geographic information data of the power failure places and monitoring the stop and repeat application conditions of users in real time on the system, generating distribution transformer power failure information by utilizing measurement accurate real-time alarm data acquisition and analysis, and automatically monitoring the stop and repeat application conditions of the power failure places;
the mobile phone client side: the mobile phone client is used for receiving and sending short message reminding, payment processing, feedback information and the like of all users in the power grid arrearage power failure and power restoration visual whole-process monitoring system;
a short message reminding module: the short message reminding module is used for reminding the balance of the electricity charge of a user in the visual whole-process monitoring system of the power grid arrearage power failure and power restoration, and when the balance of the electricity charge of a resident user is insufficient or in an arrearage state, the short message reminding module can receive reminding short messages sent by the urban power grid to warn the user to recharge in time;
a payment platform: the payment platform is used for providing online payment service for all users in the visual whole-process monitoring system for arrearage power outage and power restoration of the power grid, a payment progress display is arranged in the payment platform, and the users can check payment process details in the payment progress display after payment is completed, so that the visualization of the whole process from collection to power supply of a power supply party is realized, and the users can check when power restoration is carried out to reduce user anxiety;
a payment result display module: the payment result display module is used for displaying the payment result of the user on the payment platform, when the user successfully pays, the urban power grid sends a balance short message prompt to the user, meanwhile, the urban power grid conducts switching-off discharge on the user, and when the user discharges, the switching-off short message prompt is sent to the user, so that the user can know the switching-off condition at the first time, when the user fails to pay or switch off due to the network signal problem or the ammeter fault, the user can use the failure feedback module to contact the regional customer service of the power grid, and therefore the problems of payment failure or switching-off failure and the like are rapidly solved.
The network distribution tripping offline data system is internally provided with a distribution transformer power failure map display function, the distribution transformer power failure map display function has six basic functions, and the first function is that power failure alarm data spark line is processed, loaded and stored in a warehouse in a quasi-real-time manner; the second function is power failure alarm data database file association processing; the third function is that power failure alarm data assist current and voltage judgment; the fourth function is that the distribution transformer power failure condition and the distribution transformer power failure automatic statistics are carried out; the fifth function is the distribution and transformation blackout data list and detail page display; the sixth function is map display of distribution transformer power failure data map positioning, coloring and the like, a line power failure map display function is built in the network distribution tripping off-line data system, the line power failure map display function has five basic functions, and the first basic function is line tripping data cleaning, loading and warehousing; the second function is the link trip data database file correlation process; the third function is that the line power failure condition and the line power failure automatic statistics are carried out; the fourth function is the line power failure data list and the detail page display; the fifth function is map display of line power failure data map positioning, coloring and the like, an information summarizing display module is arranged in a network distribution tripping off-line data system, the information summarizing display module is combined with a GIS geographic information system and a city power grid distribution diagram to realize map display, display of line power failure statistics (city, line power failure quantity and power failure quantity) and display of power failure information (city, total distribution variable and power failure quantity), a power failure line and power supply place (distribution transformer) matching module is arranged in the network distribution tripping off-line data system, correlation display of relevant information of the power failure line and power supply place (distribution transformer) matching module on the system is realized, monitoring of the power supply place influenced by the power failure line is comprehensively realized, the number of the line power failure/power failure distribution transformer power failure quantity is clicked, and a power failure line/power failure distribution transformer-client list is displayed. The system can clearly see the number of power failure lines and the number of power restoration lines in each city by clicking the statistics condition of a power failure plan of a concerned line, a power failure line and power supply place (distribution transformer) positioning module is arranged in a network distribution tripping off-line data system, the power failure line and power supply place (distribution transformer) positioning module on a map displays the detailed information display of the power failure line/distribution transformer, the detailed information display comprises file information, power failure and restoration information, fault reasons, power supply protection conditions and the like, the GIS geographic information system and a distribution network automation system (a power distribution comprehensive test system, an SCADA system and the like) are operated in a networking mode, the current, voltage and other information of equipment can be displayed on a switching station and distribution room wiring graph of the GIS geographic information system in real time, the real-time monitoring function, the remote signaling function and the remote control function are realized, and secondly, the system can be integrated with an information management system (MIS) and an overhaul document standardization system, and the functions of equipment operation maintenance, defect, power failure application, two-ticket management and the like can be realized on the GIS geographic information system; meanwhile, the GIS can provide user power supply information for the electricity marketing system, the information comprises information of an affiliated power supply distribution transformer, an affiliated power supply line, an affiliated transformer substation and the like, the electricity marketing system can be guaranteed to be capable of dynamically updating user information change caused by switching of an operation mode, and development of expansion projects is facilitated.
When the electricity consumption place has power failure or the balance of the electricity is insufficient, the short message reminding module receives reminding short messages sent by the urban power grid to warn the user to recharge in time, the user recharges through a payment platform of the mobile phone client, the user can check payment process details in payment progress display after payment is completed, visualization of the whole process from collection to power supply of a power supply party is achieved, the user can check when power is recovered, anxiety of the user is reduced, after the user succeeds in payment, the urban power grid sends balance short message reminding to the user, meanwhile, the user is subjected to brake opening discharge, brake opening short message reminding is sent to the user during discharge, the user can know the brake opening condition at the first time, when the user fails in payment or brake opening due to own network signal problems or ammeter faults, the user can use the failure feedback module to contact with a power grid area customer service, the problems of failure payment or brake opening failure and the like are rapidly solved, the geographic information system is networked with a distribution automation network system (a comprehensive test system, a DA system and the like), the power failure information can be automatically complain in a corresponding electricity failure map after the power failure is received, and the power failure map is automatically provided, so that the power failure map is optimized.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.
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 (7)

1. The utility model provides a visual whole monitoring system of power grid arrearage outage reply electricity which characterized in that: the power grid arrearage power outage and power restoration visual whole-process monitoring system comprises a GIS (geographic information system) geographic information system, wherein the GIS geographic information system is used for visually displaying and reflecting different information such as different geographic environments, line ranges, power supply of important users and thematic analysis charts of distribution networks for all data in the power grid arrearage power outage and power restoration visual whole-process monitoring system, the data can be displayed and analyzed in an overlapping or layered mode, the power supply radius of each line and the load condition of each line can be automatically counted and listed according to query requirements, the model and the production date of equipment to which the line belongs are displayed, and even the operation health condition is displayed, so that weak links of the distribution networks are found out for analysis, and a reliable basis is provided for distribution network planning;
distribution diagram of the urban power grid: the city power grid distribution map is used for marking and classifying all power utilization areas and power utilization circuits in the power grid arrearage power-off and power-restoration visual whole-process monitoring system, combining the obtained data with a GIS geographic information system, and combining the power utilization areas and the power utilization circuits of the whole city with city geographic information so as to accurately position power-off places;
network distribution tripping offline data system: the network distribution tripping off-line data system is used for screening power failure information related to a power failure place by utilizing distribution network tripping off-line data, monitoring and displaying the power failure information of the power failure place based on a GIS geographic information system, monitoring the tripping of a distribution network line in real time by utilizing a medium-allocated line fault detail data interface, automatically screening the power failure information of the power failure place, automatically integrating the GIS geographic information data of the power failure place and monitoring the stop and repeat conditions of a user in real time on the system, generating distribution transformer power failure information by utilizing measurement accurate real-time alarm data acquisition and analysis, and automatically monitoring the stop and repeat conditions of the power failure place;
the mobile phone client side: the mobile phone client is used for receiving and sending short message reminding, payment processing, feedback information and the like of all users in the power grid arrearage power failure and power restoration visual whole-process monitoring system;
a short message reminding module: the short message reminding module is used for reminding the electricity charge balance of a user in the visual whole-process monitoring system of the power grid arrearage and power restoration, and when the electricity charge balance of a resident user is insufficient or in an arrearage state, the short message reminding module receives a reminding short message sent by the urban power grid to warn the user to recharge in time;
a payment platform: the payment platform is used for providing online payment service for all users in the visual whole-process monitoring system for arrearage power outage and power restoration of the power grid, a payment progress display is arranged in the payment platform, and the users can check payment process details in the payment progress display after payment is completed, so that the visualization of the whole process from collection to power supply of a power supply party is realized, and convenience is brought to the users for checking when power restoration is carried out and anxiety of the users is reduced;
the payment result display module: the payment result display module is used for displaying the payment result display of the user on the payment platform, when the user successfully pays, the urban power grid sends a balance short message prompt to the user, meanwhile, the urban power grid conducts switching-off discharge for the user, and when the user discharges, a switching-off short message prompt is sent to the user, so that the user can know the switching-off condition at the first time, and when the user fails to pay or switch off due to the network signal problem or the electric meter fault, the user can use the failure feedback module to contact the regional customer service of the power grid, and therefore the problems of payment failure or switching-off failure and the like are rapidly solved.
2. The visual whole-process monitoring system for power grid arrearage power outage and power restoration according to claim 1, characterized in that: the network distribution tripping offline data system is internally provided with a distribution transformer power failure map display function, the distribution transformer power failure map display function has six basic functions, and the first function is that power failure alarm data spark line is processed, loaded and stored in a warehouse in a quasi-real-time manner; the second function is power failure alarm data database file association processing; the third function is that power failure alarm data assist current and voltage judgment; the fourth function is that the distribution transformer power failure condition and the distribution transformer power failure automatic statistics are carried out; the fifth function is the distribution and transformation blackout data list and detail page display; the sixth function is map display such as distribution and transformation power failure data map positioning and coloring.
3. The visual whole-process monitoring system for power grid arrearage power outage and power restoration according to claim 1, characterized in that: a line power failure map display function is arranged in the network distribution tripping offline data system, the line power failure map display function has five basic functions, and the first basic function is line tripping data cleaning, loading and warehousing; the second function is the link trip data database file correlation process; the third function is that the line power failure condition and the line power failure automatic statistics are carried out; the fourth function is a line power failure data list and detail page display; the fifth function is map display of line power failure data map positioning, coloring and the like.
4. The visual whole-process monitoring system for power grid arrearage power outage and power restoration according to claim 1, characterized in that: the network distribution tripping off-line data system is internally provided with an information gathering and displaying module, and the information gathering and displaying module is combined with a GIS (geographic information system) geographic information system and an urban power grid distribution diagram to realize map display, line power failure statistic condition (city, line power failure quantity and power failure quantity) display and power failure information (city, total distribution variable and power failure quantity) display.
5. The power grid arrearage power restoration visualization whole-process monitoring system according to claim 4, characterized in that: the network distribution tripping offline data system is internally provided with a power failure line and power supply place (distribution transformer) matching module, and relevant information of the power failure line and power supply place (distribution transformer) matching module is displayed in a system in a correlation mode, so that the power supply place influenced by the power failure line is comprehensively monitored, the number of power failures of the line/distribution transformer is clicked, and a list of power failure lines/power failure distribution transformers-clients is displayed. By clicking the statistics of the line blackout plan of the concerned line, the number of blackout lines and the number of power restoration lines in each city can be clearly seen.
6. The visual whole-process monitoring system for power grid arrearage power outage and power restoration according to claim 1, characterized in that: the network distribution tripping off-line data system is internally provided with a power failure line and power supply place (distribution transformer) positioning module on a map, and the power failure line and power supply place (distribution transformer) positioning module on the map displays the detailed information display of the power failure line/distribution transformer, including archive information, power failure and recovery information, fault reasons, power supply protection conditions and the like.
7. The visual whole-process monitoring system for power grid arrearage power outage and power restoration according to claim 1, characterized in that: the GIS geographic information system and a distribution network automation system (a distribution integrated test system, an SCADA system and the like) are operated in a networking mode, information such as current, voltage and the like of equipment can be displayed on wiring graphs of a switching station and a distribution room of the GIS geographic information system in real time, a real-time monitoring function, a remote signaling function and a remote control function are realized, the system can be integrated with an information management system (MIS) and an overhaul document standardization system, and the functions of operation maintenance, defects, overhaul power failure application, two-ticket management and the like of the equipment can be realized on the GIS geographic information system; meanwhile, the GIS geographic information system can provide user power supply information for the electricity utilization marketing system, the information comprises information of an affiliated power supply distribution transformer, an affiliated power supply line, an affiliated transformer substation and the like, the electricity utilization marketing system can be guaranteed to be capable of dynamically updating user information change caused by switching of operation modes, and development of business expansion projects is facilitated.
CN202211503546.XA 2022-11-28 2022-11-28 Visual whole-process monitoring system for power grid arrearage power failure and power restoration Pending CN115842407A (en)

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