CN113761316A - Distribution transformer area load real-time monitoring method and system based on power distribution network - Google Patents
Distribution transformer area load real-time monitoring method and system based on power distribution network Download PDFInfo
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- CN113761316A CN113761316A CN202111134603.7A CN202111134603A CN113761316A CN 113761316 A CN113761316 A CN 113761316A CN 202111134603 A CN202111134603 A CN 202111134603A CN 113761316 A CN113761316 A CN 113761316A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/951—Indexing; Web crawling techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/215—Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/26—Visual data mining; Browsing structured data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/24—Classification techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/27—Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/04—Power grid distribution networks
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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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
Abstract
The invention discloses a distribution transformer area load real-time monitoring method and system based on a power distribution network, wherein a power distribution network information chain is constructed by acquiring all power distribution transformer area information and related line information; acquiring real-time electric power data of a power distribution area in a page data crawling manner, and establishing a ledger database according to a power distribution network information chain; integrating the power data of each power distribution area in the ledger database according to preset classification rules, and performing visual display; training and optimizing the load calculation model and the load rate calculation model to calculate the real-time load and the real-time load rate; setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism; the invention takes the distribution area as an object to carry out real-time monitoring and alarming of load, thereby realizing the safety and energy conservation of power distribution and utilization of the distribution area and being beneficial to reasonable loss reduction and optimization.
Description
Technical Field
The invention relates to the field of power monitoring, in particular to a distribution transformer area load real-time monitoring method and system based on a power distribution network.
Background
With the further development of the smart power grid, higher requirements are put forward on the customizable optimization and interaction of the power consumption of the distribution network on the basis of the safety, reliability and economy of the power consumption. The smart grid is the development direction in the world at present, and the construction of the smart grid as the national development strategy level plays an important role in the development of national economy and the continuous improvement of the living standard of people.
A load refers to an electronic component connected across a power source in a circuit. The circuit should not have a load but directly connect the two poles of the power supply, and this connection is called a short circuit. The load factor is used for reflecting the carrying capacity of the transformer as the ratio of the load actually borne by the transformer to the capacity of the transformer. The load is the power in the wires, cables and electrical equipment, is not a constant value, but a variable value that changes with time. Because the electric devices do not operate simultaneously, even if they operate simultaneously, they do not all reach the rated capacity at the same time. In addition, the operation system of each electric device is different, and the electric device has long-term, short-term and repeated short-term scores. For overloaded power consumption behavior, it has a serious impact on the life cycle of the transformer.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a distribution transformer area load real-time monitoring method and system based on a power distribution network.
The invention provides a distribution transformer area load real-time monitoring method based on a power distribution network, which comprises the following steps:
acquiring information of all power distribution areas and related line information, and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
acquiring real-time electric power data of a power distribution area in a page data crawling manner, and establishing a ledger database according to a power distribution network information chain;
integrating the power data of each power distribution area in the ledger database according to preset classification rules, and performing visual display;
constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism; the alarm triggering mechanism specifically comprises: and when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold, carrying out alarm pushing through the short message platform.
Preferably, the account database is provided with a data rolling mechanism, and the data rolling mechanism specifically comprises setting data guarantee days and cleaning data before the guarantee days.
Preferably, the pushing of the alarm through the short message platform specifically includes:
associating preset alarm short message content according to an alarm triggering mechanism;
locking a power distribution area to be alarmed, retrieving information of the power distribution area to be alarmed in a ledger database, and determining an alarm short message receiver;
and sending an alarm short message through the short message platform.
Preferably, after the warning pushing is performed through the short message platform, the method further includes: and visually displaying the alarm push information.
Preferably, the load comprises an active load, a reactive load and an apparent load, and the load rate comprises an active load rate, a reactive load rate and an apparent load rate.
The invention also provides a distribution transformer area load real-time monitoring system based on the power distribution network, which comprises the following components:
an information acquisition module: the system is used for acquiring information of all power distribution areas and related line information and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
a data crawling module: the system comprises a page data crawling mode, a power distribution network area real-time power data acquiring mode, a power distribution network information chain acquiring mode and a power distribution network area real-time power data acquiring mode, wherein a power distribution network account database is established according to the power distribution network information chain;
the visualization module is used for integrating the power data of each power distribution area in the ledger database according to preset classification rules and performing visualization display;
the model construction module is used for constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
the calculation module is used for calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
the threshold setting module is used for setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism;
and the alarm module is used for carrying out alarm pushing through the short message platform when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold.
Preferably, the account database is provided with a data rolling mechanism, and the data rolling mechanism specifically comprises setting data guarantee days and cleaning data before the guarantee days.
Preferably, the alarm module specifically includes:
the short message editing unit is used for associating preset alarm short message content when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold;
the short message receiving party determining unit is used for locking the power distribution area to be alarmed, retrieving the information of the power distribution area to be alarmed in the account database and determining an alarming short message receiving party;
and the short message sending unit is used for sending the alarm short message through the short message platform.
Preferably, the visualization module is further configured to display push information for the alarm.
Preferably, the system further comprises a right management module for performing right management on query operation of a manager.
According to the invention, through a data acquisition and storage technology of big data, the information acquisition and the electric power data acquisition and storage of a power distribution station area are realized, a station account database is constructed, and the data integration of the database is visually monitored, so that the real-time monitoring of the electric power data of the power distribution station area is realized, and the load is early warned in time; in addition, the load alarm information is also visually displayed, and maintenance personnel can find the load alarm information in time.
According to the invention, the load calculation model and the load rate calculation model of the public transformer area and the private transformer area of the power distribution network are constructed, and the alarm threshold value is set, so that the load of the public transformer area and the private transformer area of the power distribution network can be warned in time in an early warning manner, and the power distribution and utilization safety of the power distribution network area is realized, energy is saved, and reasonable loss reduction optimization is facilitated.
In the invention, a data rolling mechanism is arranged on a database to regularly clean the power data; the continuous data updating is realized by using the limited memory without influencing the performance and the response speed of the system.
Drawings
Fig. 1 is a schematic flow chart of a method for monitoring load of a distribution transformer area in real time based on a power distribution network according to the present invention.
Detailed Description
In order that the present disclosure may be more clearly and readily understood, reference will now be made in detail to the present disclosure as illustrated in the accompanying drawings.
As shown in fig. 1, fig. 1 is a schematic flow chart of a method for monitoring load of a distribution transformer area in real time based on a distribution network according to an embodiment of the present invention;
referring to fig. 1, the present invention provided in the embodiment of the present invention provides a distribution network-based load real-time monitoring method in a distribution transformer area, including:
s1: acquiring information of all power distribution areas and related line information, and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
s2: acquiring real-time electric power data of a power distribution area in a page data crawling manner, and establishing a ledger database according to a power distribution network information chain;
in this embodiment, the data sources include power consumption customer account data of the SG186 marketing system and dynamic operation data of the user power consumption information acquisition system, and the power data acquired by data crawling mainly includes station area information, metering point information, power consumption user information, a daily power consumption detail of the station area users as a daily power consumption trend, and a monthly power consumption detail of the station area users as a monthly power consumption trend.
In this embodiment, the ledger database is provided with a data rolling mechanism, and the data rolling mechanism specifically includes setting data guarantee days and cleaning data before the guarantee days; the performance and the reaction speed of the system are not influenced on the premise of keeping the data continuously updated.
S3: integrating the power data of each power distribution area in the ledger database according to preset classification rules, and performing visual display;
in this embodiment, the electric power data is displayed in an integrated manner according to data time, active power, reactive power and power factors, and other data columns can be acquired or displayed as appropriate according to requirements.
In this embodiment, a load and a load rate are further calculated and displayed, where the load includes an active load, a reactive load, and an apparent load, and the load rate includes an active load rate, a reactive load rate, and an apparent load rate; wherein, the active load is the active power and the comprehensive multiplying power; reactive load is reactive power and comprehensive multiplying power; apparent load is apparent power integrated multiplying power; active load rate is 100% of active load/operating capacity; reactive load rate is 100% of reactive load/operation capacity; apparent load rate is 100% apparent load/operating capacity.
S4: constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
s5: calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
s6: setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism.
In this embodiment, a maximum threshold and a minimum threshold can be set for the load rate to perform early warning, wherein the maximum load rate is 80%, and the minimum load rate is 10%;
in this embodiment, the alarm triggering mechanism specifically includes: and when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold, carrying out alarm pushing through the short message platform.
In this embodiment, the pushing of the alarm through the short message platform specifically includes:
associating preset alarm short message content according to an alarm triggering mechanism;
locking a power distribution area to be alarmed, retrieving information of the power distribution area to be alarmed in a ledger database, and determining an alarm short message receiver;
and sending an alarm short message through the short message platform.
It should be noted that, in this embodiment, according to editing of the short message information sent by the early warning, information of "name of power supply unit" needs to be carried in the information, information of name, contact way, and the like of the power supply unit is obtained by retrieving relevant information of the power distribution area to be warned, and a short message receiver is determined, so as to send the warning short message.
In the embodiment, the alarm push information can be displayed on a data visualization display page, so that maintenance personnel can find the alarm push information in time.
The embodiment of the invention also provides a distribution transformer area load real-time monitoring system based on the power distribution network, which comprises the following components:
an information acquisition module: the system is used for acquiring information of all power distribution areas and related line information and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
a data crawling module: the system comprises a page data crawling mode, a power distribution network area real-time power data acquiring mode, a power distribution network information chain acquiring mode and a power distribution network area real-time power data acquiring mode, wherein a power distribution network account database is established according to the power distribution network information chain;
the visualization module is used for integrating the power data of each power distribution area in the ledger database according to preset classification rules and performing visualization display;
the model construction module is used for constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
the calculation module is used for calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
the threshold setting module is used for setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism;
and the alarm module is used for carrying out alarm pushing through the short message platform when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold.
In this embodiment, the ledger database is provided with a data rolling mechanism, and the data rolling mechanism specifically includes setting data guarantee days and cleaning data before the guarantee days.
In this embodiment, the alarm module specifically includes:
the short message editing unit is used for associating preset alarm short message contents according to an alarm triggering mechanism;
the short message receiving party determining unit is used for locking the power distribution area to be alarmed, retrieving the information of the power distribution area to be alarmed in the account database and determining an alarming short message receiving party;
and the short message sending unit is used for sending the alarm short message through the short message platform.
In this embodiment, the visual display module is further configured to display push information for the alarm.
In this embodiment, the system further includes an authority management module, configured to perform authority management on query operations of a manager. It should be noted that the tasks related to the module are mainly administrator management, including adding, deleting, modifying and inquiring operations to the administrator, authority management, including authority adding, deleting, modifying and inquiring operations and role management adding, deleting, modifying and inquiring operations; and simultaneously performing operations such as allocation of administrator roles, analysis of permissions, allocation of administrators and the like.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A distribution transformer area load real-time monitoring method based on a power distribution network is characterized by comprising the following steps:
acquiring information of all power distribution areas and related line information, and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
acquiring real-time electric power data of a power distribution area in a page data crawling manner, and establishing a ledger database according to a power distribution network information chain;
integrating the power data of each power distribution area in the ledger database according to preset classification rules, and performing visual display;
constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism; the alarm triggering mechanism specifically comprises: and when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold, carrying out alarm pushing through the short message platform.
2. The distribution network-based distribution transformer area load real-time monitoring method according to claim 1, wherein a data rolling mechanism is arranged in the account database, and the data rolling mechanism specifically comprises setting data guarantee days and cleaning data before the guarantee days.
3. The distribution network-based distribution transformer area load real-time monitoring method according to claim 1, wherein the alarm pushing through the short message platform specifically comprises:
associating preset alarm short message content according to an alarm triggering mechanism;
locking a power distribution area to be alarmed; searching the information of the power distribution area to be alarmed in the account database, and determining an alarm short message receiver;
and sending an alarm short message through the short message platform.
4. The distribution network-based distribution transformer area load real-time monitoring method according to claim 1, wherein after the alarm pushing is performed through the short message platform, the method further comprises the following steps: and visually displaying the alarm push information.
5. The distribution network-based distribution transformer area load real-time monitoring method according to claim 1, wherein the load comprises an active load, a reactive load and an apparent load, and the load rate comprises an active load rate, a reactive load rate and an apparent load rate.
6. The utility model provides a distribution transformer district load real time monitoring system based on distribution network which characterized in that includes:
an information acquisition module: the system is used for acquiring information of all power distribution areas and related line information and constructing a power distribution network information chain; the power distribution transformer area comprises a special transformer area and a public transformer area;
a data crawling module: the system comprises a page data crawling mode, a power distribution network area real-time power data acquiring mode, a power distribution network information chain acquiring mode and a power distribution network area real-time power data acquiring mode, wherein a power distribution network account database is established according to the power distribution network information chain;
the visualization module is used for integrating the power data of each power distribution area in the ledger database according to preset classification rules and performing visualization display;
the model construction module is used for constructing a load calculation model and a load rate calculation model; training and optimizing a load calculation model and a load rate calculation model;
the calculation module is used for calculating real-time load and real-time load rate according to the real-time power data, the load calculation model and the load rate calculation model;
the threshold setting module is used for setting a load alarm threshold, a load alarm threshold and an alarm triggering mechanism;
and the alarm module is used for carrying out alarm pushing through the short message platform when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold.
7. The distribution network-based distribution transformer area load real-time monitoring system according to claim 6, wherein the ledger database is provided with a data rolling mechanism, and the data rolling mechanism specifically comprises setting data guarantee days and cleaning data before the guarantee days.
8. The distribution network-based distribution transformer area load real-time monitoring system according to claim 6, wherein the alarm module specifically comprises:
the short message editing unit is used for associating preset alarm short message content when the load exceeds a load alarm threshold or the load rate exceeds a load alarm threshold;
the short message receiving party determining unit is used for locking the power distribution area to be alarmed, retrieving the information of the power distribution area to be alarmed in the account database and determining an alarming short message receiving party;
and the short message sending unit is used for sending the alarm short message through the short message platform.
9. The distribution network-based distribution transformer area load real-time monitoring system according to claim 6, wherein the visualization module is further configured to display push information for the alarm.
10. The distribution network-based distribution transformer area load real-time monitoring system according to claim 6, further comprising an authority management module for performing authority management on query operation of management personnel.
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| CN202111134603.7A CN113761316A (en) | 2021-09-27 | 2021-09-27 | Distribution transformer area load real-time monitoring method and system based on power distribution network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114784974A (en) * | 2022-05-18 | 2022-07-22 | 湖南鸿业变压器有限公司 | Intelligent power grid real-time early warning system |
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- 2021-09-27 CN CN202111134603.7A patent/CN113761316A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114784974A (en) * | 2022-05-18 | 2022-07-22 | 湖南鸿业变压器有限公司 | Intelligent power grid real-time early warning system |
| CN114784974B (en) * | 2022-05-18 | 2023-10-10 | 湖南鸿业变压器有限公司 | Real-time early warning system of smart power grids |
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