CN108448575A - Power distribution network electric load analysis method and system, computer storage media and equipment - Google Patents

Power distribution network electric load analysis method and system, computer storage media and equipment Download PDF

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CN108448575A
CN108448575A CN201810283099.9A CN201810283099A CN108448575A CN 108448575 A CN108448575 A CN 108448575A CN 201810283099 A CN201810283099 A CN 201810283099A CN 108448575 A CN108448575 A CN 108448575A
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information
power distribution
distribution network
load
map
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CN108448575B (en
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陆国俊
刘育权
王红斌
栾乐
崔屹平
王海靖
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • 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
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    • G06Q50/06—Energy or water supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
    • H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/003—Load forecast, e.g. methods or systems for forecasting future load demand

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Abstract

The present invention relates to a kind of power distribution network electric load analysis method and systems, computer storage media and equipment, wherein method includes obtaining the related electric network information of each taiwan area transformer in power distribution network, relevant user information and relevant context information, according to each taiwan area transformer and the incidence relation of geographical coordinate and related electric network information, relevant user information and relevant context information, related electric network information is generated respectively, relevant user information and the geography information of relevant context information are distributed figure layer, the geography information distribution figure layer of generation is subjected to map overlay and obtains first object geographic information map, the electric load of power distribution network is analyzed according to first object geographic information map, wherein, the map overlay is the map overlay that more than two geography information are distributed figure layer.Said program analyzes the electric load of power distribution network by being distributed figure layer according to the geography information of the related power grid of each taiwan area transformer, user and environmental information in power distribution network, and accuracy is high.

Description

Power distribution network electric load analysis method and system, computer storage media and equipment
Technical field
The present invention relates to distribution network technology field, more particularly to a kind of power distribution network electric load analysis method and system, Computer storage media and equipment.
Background technology
Power distribution network refers to receiving electric energy from power transmission network or regional power plant, distribute or is pressed on the spot by distribution facility voltage by Grade distributes to the power network of all types of user, plays a part of important distribution electric energy in power network.Power distribution network it is in large scale And different electric power users are directed to, therefore when carrying out planning construction to power distribution network, for the electric load of user in power distribution network It is very necessary to carry out analysis with electricity consumption situation.
Electric load, also known as power load are that the electrical equipment of electric power users is at a time taken to electric system The summation of electrical power.The power distribution network electric load analysis method used at present is obtained each by relevant measuring and testing device The Power system load data of a user, and then the Power system load data of acquisition is analyzed.
However, the power distribution network electric load analysis method used at present, is only pair when analyzing power load The power load of user is analyzed under the power load of single user or some power distribution station, power distribution network electric load analysis The assessment accuracy of method is low.
Invention content
Based on this, it is necessary to for above-mentioned power distribution network electric load analysis method there are the low technical problem of accuracy, carry For a kind of power distribution network electric load analysis method and system, computer storage media and equipment.
A kind of power distribution network electric load analysis method, includes the following steps：
Obtain related electric network information, relevant user information and the relevant context information of each taiwan area transformer in power distribution network；
According to each taiwan area transformer and the incidence relation of geographical coordinate and the related electric network information, related use Family information and relevant context information, generate respectively the related electric network information, relevant user information and relevant context information ground Manage information distributing plan layer；
The geography information distribution figure layer of generation is subjected to map overlay and obtains first object geographic information map, according to described First object geographic information map analyzes the electric load of the power distribution network, wherein the map overlay be two with On geography information distribution figure layer map overlay.
The related electric network information includes the topology information, described of the power distribution network in one of the embodiments, Switch motion information in the power distribution network recorded in the information on load and distribution management system of power distribution network, the related use Family information includes the customer complaint information of each taiwan area transformer, and the relevant context information includes that each taiwan area becomes The meteorologic parameter information of depressor geographic location；The geography information distribution figure layer of the generation includes topology information distribution Figure layer, information on load distribution figure layer, switch motion information distributing plan layer, customer complaint information distributing plan layer and meteorological parameter information It is distributed figure layer.
By generating corresponding geography according to the related power grid of each taiwan area transformer, user and environmental information in power distribution network Information distributing plan layer, and figure layer is overlapped to analyze with carrying out various dimensions the electric load of power distribution network, it improves and matches The accuracy of grid power load Analysis.
The process for obtaining the information on load of the power distribution network in one of the embodiments, includes：Acquire the power distribution network The load data of interior each taiwan area transformer determines each described respectively according to the load data of each taiwan area transformer of acquisition The load factor of taiwan area transformer obtains the information on load of the power distribution network according to the load factor.
By the load data of each taiwan area transformer in acquisition power distribution network, the load factor of each taiwan area transformer is determined, The index of the transformer of variant taiwan area and type, improves the accuracy for the information on load for obtaining power distribution network in unified power distribution network.
The geography information distribution figure layer of generation is subjected to map overlay acquisition first described in one of the embodiments, Before the step of target geographic information map, further include：
The meteorologic parameter information distributing plan layer of generation and information on load distribution figure layer are carried out map overlay and obtained Obtain the second target geographic information map；
According to the second target geographic information map and the meteorologic parameter information to the information on load of the power distribution network It is modified, sets revised information on load to the information on load of the power distribution network；
According to the revised information on load and the incidence relation of each taiwan area transformer and geographical coordinate to institute Information on load distribution figure layer is stated to be modified.
Map overlay is carried out by the way that meteorologic parameter information distributing plan layer and information on load are distributed figure layer, obtains the second target Geographic information map, to combine the map and meteorological parameter information to be modified the information on load of power distribution network, and it is right in turn Information on load distribution map is modified, and is improved the accuracy of information on load and information on load distribution map, is improved distribution The accuracy of net electric load analysis method.
The method further includes in one of the embodiments,：
According to the switch motion information and customer complaint letter in the power distribution network recorded in distribution management system Breath determines the fault message of the power distribution network；
It is described that the geography information distribution figure layer of generation is subjected to map overlay acquisition first object geographic information map, according to The step of first object geographic information map analyzes the electric load of the power distribution network include：Described in generation Information on load is distributed figure layer and carries out map overlay with obtaining first object geography information with the customer complaint information distributing plan layer Figure determines being associated with for the fault message and the information on load of the power distribution network according to the first object geographic information map System, analyzes the electric load of the power distribution network according to the information on load of the incidence relation and the power distribution network.
By first determining the fault message of power distribution network, by customer complaint information distributing plan layer and information on load be distributed figure layer into Row superposition determines the incidence relation between the fault message and the information on load of power distribution network, and then according to the incidence relation and power distribution network Information on load the electric load of the power distribution network is analyzed, fully consider shadow of the fault message to the information on load of power distribution network It rings, improves the accuracy of the analysis to power distribution network electric load.
It is described in one of the embodiments, to be matched to described according to the information on load of the incidence relation and the power distribution network The step of electric load of power grid is analyzed include：
It is determined between preset time in the power distribution network according to the information on load of the incidence relation and the power distribution network Every the target device to break down later；
Power load according to the topology information of the power distribution network to the power distribution network in the target device failure Lotus is analyzed.
The target device that may be broken down after prefixed time interval by determining power distribution network, according to opening up for power distribution network It flutters structural information to analyze electric load of the power distribution network in target device failure, comprehensively to the power load of power distribution network Lotus is analyzed, and the stability of power distribution network electric load is improved.
The method further includes in one of the embodiments,：
After obtaining first object geographic information map, in the first object according to the selected instruction in the region of reception It manages and determines target area on information map；
The target area is obtained according to coordinate position of the target area in the first object geographic information map The corresponding geographic information map in domain, according to the corresponding geographic information map in the target area to the power load of the target area Lotus is analyzed.
By determining target area in geographic information map, according to the corresponding geographic information map in target area to the mesh The electric load in mark region is analyzed, and is realized the electric load analysis from entirety to region, is improved regional electric load The efficiency of analysis and accuracy.
A kind of power distribution network electric load analysis system, including：
Acquisition module, for obtain the related electric network information of each taiwan area transformer in power distribution network, relevant user information and Relevant context information；
Generation module, for according to the incidence relation of each taiwan area transformer and geographical coordinate and described mutually powered-down Net information, relevant user information and relevant context information generate the related electric network information, relevant user information and correlation respectively The geography information of environmental information is distributed figure layer；
Analysis module, the geography information distribution figure layer for that will generate carry out map overlay and obtain first object geography information Map is analyzed the electric load of the power distribution network according to the first object geographic information map, wherein the figure layer It is superposed to the map overlay of more than two geography information distribution figure layers.
A kind of computer storage media is stored thereon with computer program, when the computer program is executed by processor Realize the power distribution network electric load analysis method.
A kind of computer equipment, including memory, processor and storage can be run on a memory and on a processor Computer program, the processor realize the power distribution network electric load analysis method when executing described program.
Above-mentioned power distribution network electric load analysis method and system, computer storage media and equipment, by obtaining power distribution network Related power grid, user and the environmental information of interior each taiwan area transformer simultaneously combine being associated with for each taiwan area transformer and geographical coordinate System generates related power grid, user and the corresponding geography information of environmental information and is distributed figure layer, and then the figure layer of generation is overlapped It obtains target map to analyze the electric load of power distribution network, compared to traditional electric load according only to user to power distribution network The mode that electric load is analyzed, by visual geographic information map, from various dimensions to the electric load of power distribution network into Row assessment, accuracy are high.
Description of the drawings
Fig. 1 is the applied environment figure of the power distribution network electric load analysis method of one embodiment；
Fig. 2 is the power distribution network electric load analysis method flow chart of one embodiment；
Fig. 3 is distribution network load information distribution schematic diagram；
Fig. 4 is distribution network load information and customer complaint information superposition distribution schematic diagram；
Fig. 5 is the information on load and customer complaint information superposition distribution schematic diagram of power distribution network region of interest within；
Fig. 6 is the power distribution network electric load analysis method flow chart of another embodiment；
Fig. 7 is the power distribution network electric load analysis system structural schematic diagram of one embodiment.
Specific implementation mode
Technical scheme of the present invention is described in detail with reference to specific embodiment and attached drawing, so that it is more It is clear.
It is as shown in Figure 1 the applied environment figure of the power distribution network electric load analysis method of one embodiment, this power distribution network electricity Power load analysis method can be applied in electric load analysis system, analyze the electric load of target power distribution network.Such as Fig. 1 Shown includes current power load Analysis terminal and its internal structure, the terminal include the processor connected by system bus, Non-volatile memory medium, network interface, built-in storage, input unit, wherein the non-volatile memory medium storage of the terminal There is operating system.The processor is for providing calculating and control ability, wherein may include realizing the data according to acquisition to distribution The ability that the electric load of net is analyzed supports the operation of entire terminal.Built-in storage in terminal is non-volatile memories The operation of operating system in medium provides environment, and network interface such as connects for being communicated with server or other-end Receive the relevant information etc. of taiwan area transformer in the power distribution network that server or other-end are sent.Input unit can be touch screen, mouse Mark and keyboard etc..Wherein, terminal includes but not limited to the intelligent terminals such as various personal computers, smart mobile phone and tablet computer.
It will be understood by those skilled in the art that structure shown in Fig. 1, is only tied with the relevant part of application scheme The block diagram of structure, does not constitute the restriction for the terminal being applied thereon to application scheme, and specific terminal may include than figure Shown in more or fewer components, either combine certain components or arranged with different components.
It is illustrated in figure 2 the flow diagram of the power distribution network electric load analysis method of one embodiment, this method includes：
Step S201：Obtain related electric network information, relevant user information and the correlation of each taiwan area transformer in power distribution network Environmental information；
Step S202：Believed to the incidence relation of geographical coordinate and the related power grid according to each taiwan area transformer Breath, relevant user information and relevant context information generate the related electric network information, relevant user information and relevant environment respectively The geography information of information is distributed figure layer；
Step S203：The geography information distribution figure layer of generation is subjected to map overlay with obtaining first object geography information Figure, analyzes the electric load of the power distribution network according to the first object geographic information map, wherein the figure layer is folded Add as the map overlay of more than two geography information distribution figure layers.
Above-mentioned power distribution network electric load analysis method, by obtaining the related power grid of each taiwan area transformer, use in power distribution network Family and environmental information and the incidence relation for combining each taiwan area transformer and geographical coordinate generate related power grid, user and environment letter Corresponding geography information distribution figure layer is ceased, and then figure layer is overlapped to the electric load progress for obtaining target map to power distribution network Analysis, compared to the mode that tradition analyzes the electric load of power distribution network according only to the electric load of each user in power distribution network, By visual geographic information map, the electric load of power distribution network is assessed from multiple dimensions, accuracy is high.
Wherein, in power distribution network there are a certain number of taiwan areas, the transformer in each taiwan area is taiwan area transformer, can be led to Cross and pre-set the corresponding exclusive identification code of each taiwan area transformer, by line chart by figure transformer and transformer it is unique Identification code is associated, so as to according to the exclusive identification code of each different taiwan area transformer in power distribution network, accurately obtain With the associated electric network information of each taiwan area transformer, user information and environmental information, the multi-dimensional data of transformer, including platform are realized Account data, environmental data, the association of electric network data and user data and uniformly, the exclusive identification code of taiwan area transformer can be transformation The coding of the bar coding of device or the uniqueness such as position encoded.During practice, this programme can be directed to the distribution in city The electric load of net is analyzed, and to fully understand the electric load situation of urban power distribution network in large scale, is had for power grid Sequence, which is planned and built, provides guidance, and it is horizontal to improve wherein user power utilization.
Related electric network information in step S201 may include the topology information of power distribution network, power distribution network information on load and Switch motion information in the power distribution network recorded in distribution management system, relevant user information may include each in power distribution network The customer complaint information of taiwan area transformer, and relevant context information may include the meteorology of each taiwan area transformer geographic location Parameter information；To which the step S202 geography information distribution figure layers generated include topology information distribution figure layer, information on load It is distributed figure layer, switch motion information distributing plan layer, customer complaint information distributing plan layer and meteorological parameter information and is distributed figure layer.Its In, there may be the sensitive informations such as address and name for customer complaint information, therefore data desensitization can be used and throw the user of acquisition It tells that information is handled, the data desensitization method based on spark specifically can be used, improve the safety of user information.In addition, Geography information can be obtained by GIS (Geographic Information System, GIS-Geographic Information System) and be distributed figure layer, In count huge data type for the data such as information on load, thermodynamic chart can be used and shown, for customer complaint information With the discrete datas such as meteorological parameter information, scatter plot can be used and shown, also, in the geography information of acquisition distribution figure layer The relevant information of each taiwan area transformer in power distribution network can also be shown.By according to each taiwan area transformer in power distribution network Related power grid, user and environmental information generate corresponding geographical information distributing plan layer, and figure layer is overlapped to power distribution network Electric load carry out multi dimensional analysis, to improve the accuracy of assessment.
In order to keep the geography information distribution figure layer to the relevant information of each taiwan area transformer in power distribution network apparent, provide Geography information as shown in Figure 3 and Figure 4 is distributed figure layer.Wherein, by taking the power distribution network of Guangzhou City as an example, Fig. 3 show Guang Zhoucheng The information on load distribution map of city's power distribution network, the information on load distribution map are thermodynamic chart, it will be apparent that, the inclined southwestward area of the power distribution network The load of the transformer in domain is higher, i.e. the load factor of transformer is big.Meanwhile it is current to show the urban power distribution network on the right side of Fig. 3 The information on load of each power supply bureau in information on load, transformer load information and each taiwan area.Match in addition, being illustrated in figure 4 this The customer complaint information distributing plan layer of power grid is distributed the geographic information map after figure layer is overlapped, wherein user with information on load Calling information distribution map is scatter plot, by geographic information map shown in Fig. 4 it is found that the current southwest of Guangzhou City power distribution network Transformer load to region is higher, and there are more customer complaint information, and there are localised load mistakes for the power distribution network electric load It is high, electric load is unbalance and local users calling information more than problem.By by power distribution network each taiwan area transformer it is mutually powered-down Net, user and the corresponding geography information distribution figure layer of environmental information are overlapped, and then are carried out to the electric load of the power distribution network Analysis, fully takes into account the influence of power grid, user and environment to power distribution network, improves the accurate of power distribution network electric load analysis Degree.
Further, after obtaining first object geographic information map, it may also include and refer to according to the region of reception is selected It enables and determines target area in the first object geographic information map, and believed in the first object geography according to the target area Coordinate position on breath map obtains the corresponding geographic information map in the target area, and then according to the corresponding geography in target area Information map analyzes the electric load of target area.To realize the electric load analysis from entirety to region, improve The efficiency of regional electric load analysis and accuracy.
In one embodiment, target area is determined in the geographic information map of acquisition according to the selected instruction in the region of reception Domain is as shown in figure 5, the rectangular area selected in geographic information map on the left of wherein Fig. 5 is target area, according to target area Coordinate position in the geographic information map can obtain the corresponding geographic information map in target area, it will be apparent that, target area Western part of corresponding geographic information map there is a problem of more than power distribution network high load capacity and customer complaint information.By in power distribution network The electric load of target area is analyzed, and the accuracy and efficiency of regional electric power analysis are improved.
Wherein, step S201 may include the load data for acquiring each taiwan area transformer in power distribution network, according to each of acquisition The load data of a taiwan area transformer determines the load factor of each taiwan area transformer respectively, to be become according to determining each taiwan area The load factor of depressor obtains the information on load of power distribution network.Wherein, for different type in power distribution network and for the platform of different user Area's transformer is counted using unified load index, that is, load factor, reduces the load level difference of each taiwan area transformer bay, The accuracy for improving each taiwan area transformer load situation in determining power distribution network improves and obtains the accurate of distribution network load information Degree.
In one embodiment, by the way that the distribution terminal metering device and load of each taiwan area transformer is arranged in power distribution network Control terminal acquires the load data of each transformer, and carries out data biography by the power private network of current city power distribution network It is defeated, to acquire in real time and accurately the hour stage load data of all taiwan area transformers in power distribution network, determine the power distribution network Information on load.
Before step S203, it may also include and the meteorologic parameter information distributing plan layer and information on load of generation are distributed figure layer It carries out map overlay and obtains the second target geographic information map, according to the second target geographic information map and meteorological parameter information The information on load of power distribution network is modified, and sets revised information on load to the information on load of power distribution network, meanwhile, root Information on load distribution figure layer is carried out according to revised information on load and the incidence relation of each taiwan area transformer and geographical coordinate It corrects.Wherein, meteorologic parameter information and information on load respectively include historical information and real time information, you can by history or in real time The geography information distribution figure layer of meteorologic parameter information is distributed figure layer with corresponding history or the geography information of real-time information on load It is overlapped, to obtain the second target geographic information map, that is, determines the incidence relation between meteorologic parameter and information on load, Such as the environment temperature based on sequential and the incidence relation between information on load, such as the environment temperature based on sequential believes with load Incidence relation between breath, and then the load of power distribution network is believed according to the second target geographic information map and meteorological parameter information Breath is modified, and is modified to information on load distribution figure layer, and the standard of information on load and information on load distribution map is improved Exactness improves the accuracy of power distribution network electric load analysis method.Wherein meteorologic parameter information include temperature, humidity, rainfall, The parameters such as wind direction and wind-force can be obtained meteorologic parameter by automatic weather station and improve the accurate of each taiwan area transformer meteorology positioning Degree obtains the history of each transformer, real-time and prediction meteorologic parameter.
In addition, can also according in the power distribution network of the record in distribution management system switch motion information and customer complaint Information determines the fault message of power distribution network, and then when step S203 analyzes the electric load of power distribution network, by generation Information on load is distributed figure layer and carries out map overlay acquisition first object geographic information map, root with customer complaint information distributing plan layer The incidence relation of the information on load of fault message and power distribution network is determined according to first object geographic information map, and then according to the association The information on load of relationship and power distribution network analyzes the electric load of power distribution network.Wherein, fault message can be stopping for power distribution network Power information, by first determining the fault message of power distribution network, by customer complaint information distributing plan layer and information on load be distributed figure layer into Row superposition determines the incidence relation between the fault message and the information on load of power distribution network, and then according to the incidence relation and power distribution network Information on load the electric load of the power distribution network is analyzed, fully consider shadow of the fault message to the information on load of power distribution network It rings, improves the accuracy of the analysis to power distribution network electric load.
Further, according to the information on load of incidence relation and power distribution network between fault message and the information on load of power distribution network During analyzing the electric load of power distribution network, it may include according to the information on load of the incidence relation and power distribution network with The target device to break down after prefixed time interval is determined in power grid, and then according to the topology information pair of power distribution network Electric load of the power distribution network in target device failure is analyzed.Wherein prefixed time interval can be tied according to the topology of power distribution network Structure information, fault message and information on load are configured in advance, and specific prefixed time interval value can be depending on actual conditions. It is predicted by the electric load to power distribution network, and the target device of existing possible breakdown is determined, to comprehensively Property the electric load of power distribution network is analyzed, improves the stability of power distribution network electric load.
In order to keep the technical solution of this programme apparent, power distribution network electric load analysis method as shown in FIG. 6 is provided Flow diagram, this method may include：
Step S601：Obtain the power distribution network topology information of each taiwan area transformer in power distribution network, distribution network load information, Switch motion information, customer complaint information in the power distribution network recorded in distribution management system and meteorological parameter information；
Step S602：It is recorded in acquisition power distribution network topology information, distribution network load information, distribution management system Switch motion information, customer complaint information geography information corresponding with meteorological parameter information in power distribution network is distributed figure layer；It can adopt It is with GIS GIS-Geographic Information System and corresponding with the incidence relation of geographical coordinate and the acquisition of each relevant information according to each taiwan area transformer Geography information is distributed figure layer；
Step S603：Meteorologic parameter information distributing plan layer and information on load distribution figure layer are overlapped and obtain the second target Geographic information map is modified information on load according to the map and meteorological parameter information；Scatter plot wherein can be used to show Meteorologic parameter information distributing plan layer shows that information on load is distributed figure layer using thermodynamic chart；
Step S604：According to revised information on load and the incidence relation of each taiwan area transformer and geographical coordinate to load Information distributing plan layer is modified；
Step S605：The fault message that power distribution network is determined according to switch motion information and customer complaint information, after amendment Information on load is distributed figure layer and carries out map overlay acquisition target geographic information map with customer complaint information figure layer；
Step S606：Fault message is determined according to target geographic information map and corrects the incidence relation of afterload information, Future malfunction equipment is determined according to incidence relation and amendment afterload information；Wherein, in combination with the equipment deficiency and equipment of history Fault message determines future malfunction equipment, i.e., the target device that may be broken down after prefixed time interval；
Step S607：Electricity according to the topology information of power distribution network to power distribution network in future malfunction device fails Power load is analyzed.
By considering influence of the meteorologic parameter to information on load, information on load and its distribution figure layer are modified, improved Spend power distribution network electric load analysis accuracy, while according between determining fault message and information on load incidence relation and The equipment that information on load determination may break down, to matching when to determine device fails according to the topological structure of power distribution network The influence situation of grid power load accurately analyzes the electric load of power distribution network, improves the stability of power distribution network.
There is a problem of that accuracy is low for current power distribution network electric load analytical technology, there is a need to and a kind of distribution is provided Net electric load analysis system, as shown in fig. 7, the system includes：
Acquisition module 701, for obtaining the related electric network information of each taiwan area transformer, relevant user information in power distribution network And relevant context information；
Generation module 702 is used for the incidence relation according to each taiwan area transformer with geographical coordinate and the phase Close electric network information, relevant user information and relevant context information, generate respectively the related electric network information, relevant user information and The geography information of relevant context information is distributed figure layer；
Analysis module 703, the geography information distribution figure layer for that will generate carry out map overlay and obtain first object geography Information map is analyzed the electric load of the power distribution network according to the first object geographic information map, wherein described Map overlay is the map overlay that more than two geography information are distributed figure layer.
Above-mentioned power distribution network electric load analysis system obtains each taiwan area transformer in power distribution network by acquisition module 701 Related power grid, user and environmental information simultaneously combine the information obtained and each taiwan area transformer to be sat with geographical using generation module 702 Target incidence relation generates related power grid, user and the corresponding geography information of environmental information and is distributed figure layer, and then by analyzing mould Figure layer is overlapped acquisition target map and analyzed the electric load of power distribution network by block 703, compared to tradition according only to distribution The mode that the electric load of each user analyzes the electric load of power distribution network in net, by visual geography information Figure, assesses the electric load of power distribution network from multiple dimensions, and accuracy is high.
Wherein, in power distribution network there are a certain number of taiwan areas, the transformer in each taiwan area is taiwan area transformer, can be led to It crosses acquisition module 701 and pre-sets the corresponding exclusive identification code of each taiwan area transformer, by line chart by the transformer in figure It is associated with transformer exclusive identification code, to which acquisition module 701 can be according to each different taiwan area transformer in power distribution network Exclusive identification code, accurately obtain with the associated electric network information of each taiwan area transformer, user information and environmental information, realize become The association of the multi-dimensional data of depressor and uniformly, the exclusive identification code of taiwan area transformer can be bar coding or the position of transformer The coding of the uniqueness such as coding.
The related electric network information obtained in acquisition module 701 may include the topology information of power distribution network, power distribution network it is negative Switch motion information in the power distribution network recorded in lotus information and distribution management system, relevant user information may include distribution The customer complaint information of each taiwan area transformer in net, and relevant context information may include geographical position where each taiwan area transformer The meteorologic parameter information set；To which the geography information distribution figure layer that generation module 702 generates includes topology information distribution map Layer, information on load distribution figure layer, switch motion information distributing plan layer, customer complaint information distributing plan layer and meteorological parameter information point Patterned layers.Wherein, there may be the sensitive informations such as address and name for customer complaint information, therefore data desensitization can be used to obtaining Customer complaint information handled, the data desensitization method based on spark specifically can be used, improve the safety of user information Property.In addition, can obtain geography information by GIS GIS-Geographic Information System is distributed figure layer, wherein for the data such as information on load points Huge data type can be used thermodynamic chart and be shown, for the discrete datas such as customer complaint information and meteorological parameter information, Scatter plot can be used to be shown, also, can also be by each taiwan area transformation in power distribution network in the geography information of acquisition distribution figure layer The relevant information of device is shown.Pass through related power grid, user and the environmental information according to each taiwan area transformer in power distribution network Corresponding geographical information distributing plan layer is generated, and figure layer is overlapped to the electric load of power distribution network progress various dimensions point Analysis, to improve the accuracy of assessment.
Further, after obtaining first object geographic information map, analysis module 703 can also be according to the region of reception Selected instruction determines target area in the first object geographic information map, and according to the target area in the first object Coordinate position in geographic information map obtains the corresponding geographic information map in the target area, and then is corresponded to according to target area Geographic information map the electric load of target area is analyzed.To realize the electric load point from entirety to region Analysis improves efficiency and the accuracy of regional electric load analysis.
Wherein, acquisition module 701 can acquire the load data of each taiwan area transformer in power distribution network, according to each of acquisition The load data of taiwan area transformer determines the load factor of each taiwan area transformer respectively, to according to determining each taiwan area transformation The load factor of device obtains the information on load of power distribution network.Wherein, for different type in power distribution network and for the taiwan area of different user Transformer, acquisition module 701 are counted using unified load index, that is, load factor, reduce the load of each taiwan area transformer bay Level difference improves the accuracy of each taiwan area transformer load situation in determining power distribution network, improves acquisition distribution network load The accuracy of information.
Before the geography information distribution figure layer that will be generated carries out map overlay, analysis module 703 can also be by the gas of generation Map overlay the second target geographic information map of acquisition is carried out as parameter information distribution figure layer and information on load are distributed figure layer, according to The second target geographic information map and meteorological parameter information are modified the information on load of power distribution network, and will be revised negative Lotus information is set as the information on load of power distribution network, meanwhile, analysis module 703 can be according to revised information on load and each taiwan area The incidence relation of transformer and geographical coordinate is modified information on load distribution figure layer.Wherein, meteorologic parameter information and load Information respectively includes historical information and real time information, you can by the geography information distribution map of history or real-time meteorologic parameter information Layer is overlapped with corresponding history or the geography information of real-time information on load distribution figure layer, to obtain the second target geographic Information map determines the incidence relation between meteorologic parameter and information on load, such as the environment temperature based on sequential and load Incidence relation between information, and then according to the second target geographic information map and meteorological parameter information to the load of power distribution network Information is modified, and is modified to information on load distribution figure layer, and information on load and information on load distribution map are improved Accuracy improves the accuracy of power distribution network electric load analysis method.
In addition, analysis module 703 can also be believed according to the switch motion in the power distribution network of the record in distribution management system Breath and customer complaint information determine the fault message of power distribution network, and then when the electric load to power distribution network is analyzed, analysis The information on load distribution figure layer of generation is carried out map overlay with customer complaint information distributing plan layer and obtains first object by module 703 Geographic information map determines being associated with for fault message and the information on load of power distribution network according to first object geographic information map System, and then the electric load of power distribution network is analyzed according to the information on load of the incidence relation and power distribution network.By analyzing mould Block 703 first determines the fault message of power distribution network, and customer complaint information distributing plan layer and information on load distribution figure layer are overlapped Determine the incidence relation between the fault message and the information on load of power distribution network, and then according to the load of the incidence relation and power distribution network Information analyzes the electric load of the power distribution network, fully considers influence of the fault message to the information on load of power distribution network, carries The accuracy of the high analysis to power distribution network electric load.
Further, analysis module 703 according between fault message and the information on load of power distribution network incidence relation and match During the information on load of power grid analyzes the electric load of power distribution network, analysis module 703 can be according to the incidence relation The target device to break down after prefixed time interval, and then basis are determined in power distribution network with the information on load of power distribution network The topology information of power distribution network analyzes electric load of the power distribution network in target device failure.Pass through analysis module The electric load of 703 pairs of power distribution networks is predicted, and is determined to the target device of existing possible breakdown, to comprehensive The electric load of power distribution network is analyzed on ground, improves the stability of power distribution network electric load.
Specific restriction about power distribution network electric load analysis system may refer to above for power distribution network electric load The restriction of analysis method, details are not described herein.Modules in above-mentioned power distribution network electric load analysis system can whole or portion Divide and is realized by software, hardware and combinations thereof.Above-mentioned each module can be in the form of hardware embedded in or independently of computer equipment In processor in, can also in a software form be stored in the memory in computer equipment, in order to processor calling hold The corresponding operation of the above modules of row.
In one embodiment, a kind of computer equipment, including memory and processor are provided, is stored in memory Computer program, the processor realize following steps when executing computer program：
Obtain related electric network information, relevant user information and the relevant context information of each taiwan area transformer in power distribution network；
According to each taiwan area transformer and the incidence relation of geographical coordinate and the related electric network information, related use Family information and relevant context information, generate respectively the related electric network information, relevant user information and relevant context information ground Manage information distributing plan layer；
The geography information distribution figure layer of generation is subjected to map overlay and obtains first object geographic information map, according to described First object geographic information map analyzes the electric load of the power distribution network, wherein the map overlay be two with On geography information distribution figure layer map overlay.
Wherein, in power distribution network the related electric network information of each taiwan area transformer may include power distribution network topology information, Switch motion information in the power distribution network recorded in the information on load and distribution management system of power distribution network, relevant user information It may include the customer complaint information of each taiwan area transformer in power distribution network, and relevant context information may include each taiwan area transformer The meteorologic parameter information of geographic location；The geography information distribution figure layer wherein generated includes topology information distribution map Layer, information on load distribution figure layer, switch motion information distributing plan layer, customer complaint information distributing plan layer and meteorological parameter information point Patterned layers.Wherein, there may be the sensitive informations such as address and name for customer complaint information, therefore data desensitization can be used to obtaining Customer complaint information handled, the data desensitization method based on spark specifically can be used, improve the safety of user information Property.In addition, can obtain geography information by GIS GIS-Geographic Information System is distributed figure layer, also, in the geography information distribution map of acquisition The relevant information of each taiwan area transformer in power distribution network can also be shown on layer.By according to each taiwan area transformation in power distribution network Related power grid, user and the environmental information of device generate corresponding geographical information distributing plan layer, and figure layer is overlapped to matching The electric load of power grid carries out multi dimensional analysis, to improve the accuracy of assessment.
In one embodiment, the step that computer program realizes acquisition first object geographic information map is executed in processor After rapid, further include target area is determined in the first object geographic information map according to the selected instruction in the region of reception, and The corresponding geography in the target area is obtained according to coordinate position of the target area in the first object geographic information map Information map, and then the electric load of target area is analyzed according to the corresponding geographic information map in target area.To It realizes the electric load analysis from entirety to region, improves efficiency and the accuracy of regional electric load analysis.
In one embodiment, following steps are also realized when processor executes computer program：It acquires each in power distribution network The load data of taiwan area transformer determines each taiwan area transformer respectively according to the load data of each taiwan area transformer of acquisition Load factor, to according to the load factor of determining each taiwan area transformer obtain power distribution network information on load.Wherein, for Different type and the taiwan area transformer for different user, are counted using unified load index, that is, load factor in power grid, The load level difference for reducing each taiwan area transformer bay improves the accurate of each taiwan area transformer load situation in determining power distribution network Degree improves the accuracy for obtaining distribution network load information.
In one embodiment, following steps are also realized when processor executes computer program：By the meteorologic parameter of generation Information distributing plan layer and information on load distribution figure layer carry out map overlay obtain the second target geographic information map, according to this second Target geographic information map and meteorological parameter information are modified the information on load of power distribution network, and by revised information on load It is set as the information on load of power distribution network, meanwhile, according to revised information on load and each taiwan area transformer and geographical coordinate Incidence relation is modified information on load distribution figure layer.Meteorologic parameter information and information on load respectively include historical information and reality When information, you can bear the geography information of history or real-time meteorologic parameter information distribution figure layer and corresponding history or in real time The geography information distribution figure layer of lotus information is overlapped, and to obtain the second target geographic information map, that is, determines meteorologic parameter Incidence relation between information on load, such as the environment temperature based on sequential and the incidence relation between information on load, in turn Information on load and its distribution figure layer to power distribution network are modified, and are improved the accuracy of information on load and its distribution map, are carried The high accuracy of power distribution network electric load analysis method.
In one embodiment, following steps are also realized when processor executes computer program：According to power distribution network management system Switch motion information and customer complaint information in the power distribution network of record in system determine the fault message of power distribution network, by generation Information on load is distributed figure layer and carries out map overlay acquisition first object geographic information map, root with customer complaint information distributing plan layer The incidence relation of the information on load of fault message and power distribution network is determined according to first object geographic information map, and then according to the association The information on load of relationship and power distribution network analyzes the electric load of power distribution network.Fully consider fault message to power distribution network The influence of information on load improves the accuracy of the analysis to power distribution network electric load.
In one embodiment, following steps are also realized when processor executes computer program：According to fault message with match The information on load of incidence relation and power distribution network between the information on load of power grid determines in power distribution network after prefixed time interval The target device to break down, and then the electric power according to the topology information of power distribution network to power distribution network in target device failure Load is analyzed.It is predicted by the electric load to power distribution network, and the target device of existing possible breakdown is carried out It determines, to comprehensively analyze the electric load of power distribution network, improves the stability of power distribution network electric load.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated Machine program realizes following steps when being executed by processor：
Obtain related electric network information, relevant user information and the relevant context information of each taiwan area transformer in power distribution network；
According to each taiwan area transformer and the incidence relation of geographical coordinate and the related electric network information, related use Family information and relevant context information, generate respectively the related electric network information, relevant user information and relevant context information ground Manage information distributing plan layer；
The geography information distribution figure layer of generation is subjected to map overlay and obtains first object geographic information map, according to described First object geographic information map analyzes the electric load of the power distribution network, wherein the map overlay be two with On geography information distribution figure layer map overlay.
Wherein, in power distribution network the related electric network information of each taiwan area transformer may include power distribution network topology information, Switch motion information in the power distribution network recorded in the information on load and distribution management system of power distribution network, relevant user information It may include the customer complaint information of each taiwan area transformer in power distribution network, and relevant context information may include each taiwan area transformer The meteorologic parameter information of geographic location；The geography information distribution figure layer wherein generated includes topology information distribution map Layer, information on load distribution figure layer, switch motion information distributing plan layer, customer complaint information distributing plan layer and meteorological parameter information point Patterned layers.Wherein, there may be the sensitive informations such as address and name for customer complaint information, therefore data desensitization can be used to obtaining Customer complaint information handled, the data desensitization method based on spark specifically can be used, improve the safety of user information Property.In addition, can obtain geography information by GIS GIS-Geographic Information System is distributed figure layer, also, in the geography information distribution map of acquisition The relevant information of each taiwan area transformer in power distribution network can also be shown on layer.By according to each taiwan area transformation in power distribution network Related power grid, user and the environmental information of device generate corresponding geographical information distributing plan layer, and figure layer is overlapped to matching The electric load of power grid carries out multi dimensional analysis, to improve the accuracy of assessment.
In one embodiment, it is executed by processor in computer program and realizes acquisition first object geographic information map Further include that target area is determined in the first object geographic information map according to the selected instruction in the region of reception after step, And it is corresponding according to coordinate position of the target area in the first object geographic information map to obtain the target area Information map is managed, and then the electric load of target area is analyzed according to the corresponding geographic information map in target area.From And realize the electric load analysis from entirety to region, improve efficiency and the accuracy of regional electric load analysis.
In one embodiment, following steps are also realized when computer program is executed by processor：It acquires each in power distribution network The load data of a taiwan area transformer determines each taiwan area transformation respectively according to the load data of each taiwan area transformer of acquisition The load factor of device, to obtain the information on load of power distribution network according to the load factor of determining each taiwan area transformer.Wherein, for Different type and the taiwan area transformer for different user, are united using unified load index, that is, load factor in power distribution network Meter, reduces the load level difference of each taiwan area transformer bay, improves each taiwan area transformer load situation in determining power distribution network Accuracy improves the accuracy for obtaining distribution network load information.
In one embodiment, following steps are also realized when computer program is executed by processor：By the meteorology ginseng of generation Number information distributing plan layers and information on load distribution figure layer carry out map overlay and obtain the second target geographic information map, according to this Two target geographic information maps and meteorological parameter information are modified the information on load of power distribution network, and revised load is believed Breath is set as the information on load of power distribution network, meanwhile, according to revised information on load and each taiwan area transformer and geographical coordinate Incidence relation to information on load distribution figure layer be modified.Meteorologic parameter information and information on load respectively include historical information and Real time information, you can by the geography information of history or real-time meteorologic parameter information distribution figure layer with corresponding history or in real time The geography information distribution figure layer of information on load is overlapped, and to obtain the second target geographic information map, that is, determines meteorological ginseng Incidence relation between number and information on load, such as the environment temperature based on sequential and the incidence relation between information on load, into And the information on load and its distribution figure layer to power distribution network are modified, and improve the accuracy of information on load and its distribution map, Improve the accuracy of power distribution network electric load analysis method.
In one embodiment, following steps are also realized when computer program is executed by processor：According to power distribution network management Switch motion information and customer complaint information in the power distribution network of record in system determine the fault message of power distribution network, will generate Information on load distribution figure layer and customer complaint information distributing plan layer carry out map overlay and obtain first object geographic information map, The incidence relation of the information on load of fault message and power distribution network is determined according to first object geographic information map, and then according to the pass The information on load of connection relationship and power distribution network analyzes the electric load of power distribution network.Fully consider fault message to power distribution network Information on load influence, improve the accuracy of the analysis to power distribution network electric load.
In one embodiment, following steps are also realized when computer program is executed by processor：According to fault message with The information on load of incidence relation and power distribution network between the information on load of power distribution network in power distribution network determine prefixed time interval it The target device to break down afterwards, and then the electricity according to the topology information of power distribution network to power distribution network in target device failure Power load is analyzed.Predicted by the electric load to power distribution network, and to the target device of existing possible breakdown into Row determines, to comprehensively analyze the electric load of power distribution network, improves the stability of power distribution network electric load.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer In read/write memory medium, the computer program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, Any reference to memory, storage, database or other media used in each embodiment provided herein, Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM (PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms, Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing Type SDRAM (ESDRAM), synchronization link (Synchlink), DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above example can be combined arbitrarily, to keep description succinct, not to above-described embodiment In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance Shield is all considered to be the range of this specification record.
It should be noted that the term " first second " involved by the embodiment of the present invention is only to be similar pair of difference As not representing the particular sorted for object, it is possible to understand that ground, " first second " can be interchanged specific in the case of permission Sequence or precedence.It should be appreciated that the object that " first second " is distinguished can be interchanged in the appropriate case, so as to retouch here The embodiment of the present invention stated can be implemented with the sequence other than those of illustrating or describing herein.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

1. a kind of power distribution network electric load analysis method, which is characterized in that the method includes：
Obtain related electric network information, relevant user information and the relevant context information of each taiwan area transformer in power distribution network；
Believed to the incidence relation of geographical coordinate and the related electric network information, associated user according to each taiwan area transformer Breath and relevant context information generate the geographical letter of the related electric network information, relevant user information and relevant context information respectively Breath distribution figure layer；
The geography information distribution figure layer of generation is subjected to map overlay and obtains first object geographic information map, according to described first Target geographic information map analyzes the electric load of the power distribution network, wherein the map overlay is more than two Geography information is distributed the map overlay of figure layer.
2. power distribution network electric load analysis method according to claim 1, which is characterized in that the correlation electric network information packet Record in the topology information of the power distribution network, the information on load and distribution management system of the power distribution network described is included to match Switch motion information in power grid, the relevant user information include the customer complaint information of each taiwan area transformer, institute State the meteorologic parameter information that relevant context information includes each taiwan area transformer geographic location；
The geography information distribution figure layer of the generation includes topology information distribution figure layer, information on load distribution figure layer, switch Action message is distributed figure layer, customer complaint information distributing plan layer and meteorological parameter information and is distributed figure layer.
3. power distribution network electric load analysis method according to claim 2, which is characterized in that obtain the negative of the power distribution network The process of lotus information includes：
The load data for acquiring each taiwan area transformer in the power distribution network, according to the load number of each taiwan area transformer of acquisition According to the load factor for determining each taiwan area transformer respectively, the information on load of the power distribution network is obtained according to the load factor.
4. power distribution network electric load analysis method according to claim 2, which is characterized in that in the geography by generation Before information distributing plan layer carries out the step of map overlay obtains first object geographic information map, further include：
The meteorologic parameter information distributing plan layer of generation and information on load distribution figure layer are carried out map overlay and obtain the Two target geographic information maps；
The information on load of the power distribution network is carried out according to the second target geographic information map and the meteorologic parameter information It corrects, sets revised information on load to the information on load of the power distribution network；
According to the revised information on load and the incidence relation of each taiwan area transformer and geographical coordinate to described negative Lotus information distributing plan layer is modified.
5. power distribution network electric load analysis method according to claim 4, which is characterized in that the method further includes：
According in the power distribution network recorded in distribution management system switch motion information and the customer complaint information it is true The fault message of the fixed power distribution network；
It is described that the geography information distribution figure layer of generation is subjected to map overlay acquisition first object geographic information map, according to described The step of first object geographic information map analyzes the electric load of the power distribution network include：By the load of generation Information distributing plan layer carries out map overlay with the customer complaint information distributing plan layer and obtains first object geographic information map, root The incidence relation of the fault message and the information on load of the power distribution network, root are determined according to the first object geographic information map The electric load of the power distribution network is analyzed according to the information on load of the incidence relation and the power distribution network.
6. power distribution network electric load analysis method according to claim 5, which is characterized in that described to be closed according to the association Being the step of analysis the electric load of the power distribution network with the information on load of the power distribution network includes：
According to the information on load of the incidence relation and the power distribution network in the power distribution network determine prefixed time interval it The target device to break down afterwards；
According to the topology information of the power distribution network to electric load of the power distribution network in the target device failure into Row analysis.
7. the power distribution network electric load analysis method according to claims 1 to 3 any one, which is characterized in that the side Method further includes：
After obtaining first object geographic information map, believed in the first object geography according to the selected instruction in the region of reception It ceases and determines target area on map；
The target area pair is obtained according to coordinate position of the target area in the first object geographic information map The geographic information map answered, according to the corresponding geographic information map in the target area to the electric load of the target area into Row analysis.
8. a kind of power distribution network electric load analysis system, which is characterized in that the system comprises：
Acquisition module, related electric network information, relevant user information and correlation for obtaining each taiwan area transformer in power distribution network Environmental information；
Generation module, for being believed to the incidence relation of geographical coordinate and the related power grid according to each taiwan area transformer Breath, relevant user information and relevant context information generate the related electric network information, relevant user information and relevant environment respectively The geography information of information is distributed figure layer；
Analysis module, the geography information distribution figure layer for that will generate carry out map overlay with obtaining first object geography information Figure, analyzes the electric load of the power distribution network according to the first object geographic information map, wherein the figure layer is folded Add as the map overlay of more than two geography information distribution figure layers.
9. a kind of computer storage media, is stored thereon with computer program, which is characterized in that the computer program is handled The power distribution network electric load analysis method described in claim 1 to 7 any one is realized when device executes.
10. a kind of computer equipment, including memory, processor and storage are on a memory and the meter that can run on a processor Calculation machine program, which is characterized in that matching described in claim 1 to 7 any one is realized when the processor executes described program Grid power Load Analytic Method.
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