CN112039197A - Automatic mapping method of distribution room topological graph and computer readable storage medium - Google Patents
Automatic mapping method of distribution room topological graph and computer readable storage medium Download PDFInfo
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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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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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
- G06F16/29—Geographical information databases
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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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Abstract
The invention discloses an automatic mapping method of a distribution room topological graph and a computer readable storage medium, wherein the method comprises the following steps: respectively associating the unique identification of each branch box and the electricity meter box with the address of a broadband power line carrier terminal arranged at the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation; respectively identifying and obtaining the address of the next-stage topological node equipment through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes; obtaining a unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the platform area service data or the first association relation; generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device; and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area. The invention can improve the efficiency of topology identification and the accuracy of a topology map, and can sense the topology change of a platform area in a quasi-real time manner.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an automatic mapping method of a distribution room topological graph and a computer readable storage medium.
Background
The topological relation of the power distribution network is the basis for realizing power distribution automation. In the processes of new construction, reconstruction, extension, operation, maintenance and repair of the intelligent substation, the change of distribution equipment in the distribution network can cause the change of the topological relation of the distribution network in the transformer area. In order to improve the quality of power supply, it is necessary to grasp the network topology relationship of the entire distribution area network system in real time.
In the initial stage of establishment of the marketing and operation inspection business application system, data collection and combing work is already carried out on power grid equipment and customer information, but the requirements of frequent change of power grid users and timeliness of power grid transformation change cannot be met, a strongly-associated data change maintenance mechanism is not established between marketing and production in the past, and the accuracy of data maintenance is difficult to keep consistent with the site. After a period of time, the data in the service system is greatly different from the field, which often causes the situations of failure repair analysis error, line loss data of the transformer area not conforming to the reality, difficult field investigation of the industry expansion, and the like.
A method for automatically generating topology by carrying out topology numbering on low-voltage switches is provided in 'technical discussion for automatically mapping distribution network low-voltage topological graph', the connection relation of each switch is represented by the topology number, a topology model of the switch is established by using a switch ledger, and the low-voltage topological graph of each power supply station area is displayed by programming. Although the method can effectively solve the problems of difficult mapping and model maintenance of the distribution network low-voltage topological graph, the low-voltage topological graph cannot be sensed and changed in real time when distribution equipment in the distribution network changes or lines change.
At present, if equipment replacement or line change occurs, manual entry and updating are needed, but entry errors or file updating is not timely, so that inconsistency between the topology of the actual power distribution network on site and the display of the master station is caused.
In addition, the existing low-voltage topological graph only generally comprises a logic structure, does not have a geographic connection relation, is inconsistent in graph format, and cannot be directly led into a power grid GIS platform.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the method for automatically mapping the topological graph of the transformer area and the computer readable storage medium can improve the efficiency of topology identification and the accuracy of topological mapping and can sense the topological change of the transformer area in a quasi-real time manner.
In order to solve the technical problems, the invention adopts the technical scheme that: an automatic mapping method for a platform area topological graph comprises the following steps:
respectively associating the unique identification of each branch box and the electricity meter box with the address of a broadband power line carrier terminal arranged at the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation;
respectively identifying and obtaining the address of the next-stage topological node equipment through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes;
obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation;
generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device;
and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area.
The invention also relates to a computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method as described above.
The invention has the beneficial effects that: the topological data are identified through a broadband power line carrier (HPLC) terminal installed on the district electric equipment, and a district equipment topological graph is generated according to the identified district topological data, so that when the distribution equipment in the district changes or the line changes, the topological data identified by the HPLC terminal changes, and the district topological data and the subsequently generated district electric equipment topological graph also correspondingly change, thereby realizing the quasi-real-time perception of the topological change of the district. According to the invention, through automatic topology identification and automatic topology mapping, the efficiency of the platform area identification work is improved, the accuracy of the electrical topology relation map of the platform area is improved, and the problems of mistaken affiliation of the platform-user relation, multiple low-voltage equipment, difficult management and the like are solved.
Drawings
Fig. 1 is a flowchart of an automatic mapping method for a distribution room topology according to a first embodiment of the present invention;
fig. 2 is a schematic view of a topological relation of a platform area device according to a first embodiment of the present invention;
fig. 3 is a schematic diagram of a topology diagram of a platform area device according to a first embodiment of the present invention;
fig. 4 is a schematic diagram of a geographical map of the platform area device according to the second embodiment of the present invention.
Detailed Description
In order to explain technical contents, objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1, an automatic mapping method for a distribution room topology includes:
respectively associating the unique identification of each branch box and the electricity meter box with the address of a broadband power line carrier terminal arranged at the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation;
respectively identifying and obtaining the address of the next-stage topological node equipment through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes;
obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation;
generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device;
and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area.
From the above description, the beneficial effects of the present invention are: the efficiency of topology identification and the accuracy of a topology map can be improved, and the topology change of the platform area can be sensed in a quasi-real-time manner.
Further, before the associating the unique identifier of each branch box and the unique identifier of the electric meter box with the address of the broadband power line carrier terminal installed on the switch side or the electricity utilization side of each branch box and the electric meter box, respectively, to obtain the first association relationship, the method further includes:
unique addresses are preset for the broadband power line carrier terminals respectively.
As can be seen from the above description, it is convenient that each branch box and electricity meter box can be associated with an HPLC terminal.
Further, the addresses of the next-stage topological node devices are identified and obtained through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes respectively; obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation; generating the platform area topology data according to the unique identifier of each topology node device and the unique identifier of the next level topology node device specifically comprises the following steps:
identifying and obtaining the address of each primary branch box connected with the transformer through a broadband power line carrier terminal arranged on the transformer;
respectively acquiring the unique identifier of each first-stage branch box from the first association relation according to the address of each first-stage branch box;
generating topological data of the transformer and the primary branch boxes according to the unique identification of the transformer and the unique identification of each primary branch box;
identifying and obtaining the address of each i +1 level branch box connected with the i level branch box through a broadband power line carrier terminal arranged on the i level branch box, wherein i is more than or equal to 1 and is less than or equal to N-1, and N is the total stage number of the branch box;
respectively obtaining the unique identifier of each i +1 level branch box from the first association relation according to the address of each i +1 level branch box;
generating topological data of the i-level branch box and the i + 1-level branch box according to the unique identification of the i-level branch box and the unique identification of each i + 1-level branch box;
identifying and obtaining addresses of all electric meter boxes connected with the N-level branch boxes through broadband power line carrier terminals arranged on the N-level branch boxes;
respectively acquiring the unique identifier of each electric meter box from the first incidence relation according to the address of each electric meter box;
generating topological data of the N-level branch boxes and the electric meter boxes according to the unique identification of the N-level branch boxes and the unique identification of each electric meter box;
identifying and obtaining the address of each ammeter connected with the ammeter box through a broadband power line carrier terminal arranged on the ammeter box;
respectively obtaining the unique identification of each ammeter according to the address of each ammeter;
generating topological data of the ammeter boxes and the ammeter according to the unique identification of the ammeter boxes and the unique identification of each ammeter;
and generating the topological data of the transformer and the first-level branch box, the topological data of the i-level branch box and the i + 1-level branch box, the topological data of the N-level branch box and the ammeter box and the topological data of the ammeter box and the ammeter.
According to the description, the topology data of each level are respectively identified and obtained through the broadband power line carrier terminal, so that the topology identification efficiency is improved, and the topology change information can be sensed in a quasi-real time manner.
Further, the generating of the platform region topology data specifically includes:
and generating and storing the topological data of the transformer area according to the Json data format.
According to the description, the effective and accurate platform area electrical topological relation can be conveniently and automatically generated in the follow-up process.
Further, after generating the topology map of the device in the distribution area according to the topology data in the distribution area, the method further includes:
collecting geographical position information of each topological node in the topological data of the transformer area;
acquiring topological relation and geographical position information of non-topological nodes in a distribution room, wherein the non-topological nodes are power grid equipment without a broadband power line carrier terminal installed in the distribution room;
and plotting on a preset map according to the topological data of the transformer area, the geographical position information of each topological node, the topological relation of the non-topological nodes and the geographical position information of the non-topological nodes to obtain a device geographical map of the transformer area.
According to the description, the topological graph maintenance of the station-line-change-access point-box-user relationship can be realized by collecting the topological relationship and the geographical position information of the non-topological nodes and complementing the missing equipment in the equipment topological graph of the station area.
Further, after obtaining the geographical map of the platform area device, the method further includes:
converting the geographical map of the platform area into a CIM format to obtain CIM platform area data;
according to a preset check rule, checking the CIM region data;
importing the CIM region data into a power grid GIS platform;
and generating a platform area map and a geographic map in the power grid GIS platform according to the CIM platform area data.
According to the description, CIM imaging data converted into a uniform format is imported into a power grid GIS platform for synchronous data updating of each system, so that the manual sorting and graphic modeling storage process is omitted, the workload is reduced, and the acquisition work efficiency is improved; and after the formed image data is imported into a power grid GIS platform, analyzing the graph and the topological structure of the CIM data, automatically maintaining the equipment graph according to the power grid GIS platform standard, and automatically generating a corresponding geographic graph and a corresponding platform area graph.
Further, the checking the CIM block data according to the preset checking rule specifically includes:
and according to a preset check rule, carrying out figure number consistency check, figure end consistency check, line connectivity check and figure integrity check on the CIM station area data.
According to the description, the accuracy and the integrity of the mapping data are ensured, and the subsequent mapping failure or mapping error is avoided.
The invention also relates to a computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method as described above.
Example one
Referring to fig. 1-3, a first embodiment of the present invention is: an automatic mapping method for a platform area topological graph can be applied to a power grid system, as shown in fig. 1, and comprises the following steps:
s1: and respectively associating the unique identification of each branch box and the electricity meter box with the address of the broadband power line carrier terminal arranged on the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation. Further, before this step, a unique address (physical address COMM _ ADDR) is preset for each broadband power line carrier termination.
The marketing system of the existing power grid stores asset numbers (namely unique identifiers) of a transformer, a branch box, an electric meter box and the electric meter, wherein the electric meter has a meter address, the asset number of the electric meter can be consistent with the meter address, and the branch box and the electric meter box do not have address information because the branch box and the electric meter box are box bodies.
In the embodiment, a broadband power line carrier (HPLC) terminal is installed on the switch side or the power utilization side of the branch box and the electric meter box, and the physical address of the HPLC terminal and the asset number of the branch box or the electric meter box on which the HPLC terminal is installed are mapped one by one, so that the association between the address (COMM _ ADDR) of the HPLC terminal and the unique identifier of the branch box/the electric meter box is realized.
S2: and respectively identifying and obtaining the address of the next-stage topological node equipment through the broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes. Wherein, the HPLC terminal on the transformer is pre-installed.
For example, the transformer HPLC terminal broadcasts and transmits the station area identification signal, and three phases respectively broadcast and transmit the station area identification signal by using the power line as a carrier, so that the terminals in the whole station area can receive and store the address information of the master node. The power utilization request of the pulse current with power frequency distortion is added to each topological node and is loaded on a power line current signal, when the distortion signal passes through a superior topological node, the distortion current of the voltage zero crossing point is monitored in real time through high-speed analog sampling, the distortion current information on the branch is decoded and stored, and each terminal is controlled to poll and send out signals. And (4) recovering the distortion signals recorded by each node by the transformer HPLC terminal, and analyzing the hierarchical relation among the transformer, each branch box and each ammeter box. At this time, the topology data of the transformer and the first-stage branch box can be obtained by identifying the branch box closest to the hierarchy of the transformer.
S3: obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation;
if the next-stage topology node equipment is a branch box or an electric meter box, the corresponding unique identifier can be obtained according to the first association relation; if the next-stage topological node equipment is the electric meter, the unique identification of the electric meter can be directly obtained from the region service data of the marketing system.
S4: generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device; namely, the topological relations of the equipment of each level in the transformer area are integrated to obtain the topological relation of the whole transformer area.
Specifically, as shown in fig. 2, the topology data of the entire distribution room may be composed of four levels of topology data, which are the topology data between the transformer and the branch box, the topology data between the branch box and the electric meter box, and the topology data between the electric meter box and the electric meter. Further, when only one level of branch box is arranged in the platform area, only three levels of topology data are contained, that is, topology data between the branch box and the branch box are not contained.
Thus, steps S2-S4 may include four parts.
The first part is that the topological data of the transformer and the primary branch box are identified and obtained through a broadband power line carrier terminal arranged on the transformer, and the method specifically comprises the following steps:
s101: identifying and obtaining the address of each primary branch box connected with the transformer through a broadband power line carrier terminal arranged on the transformer;
s102: respectively acquiring the unique identifier of each first-stage branch box from the first association relation according to the address of each first-stage branch box;
s103: and generating topology data of the transformer and the first-stage branch boxes according to the unique identifier of the transformer and the unique identifier of each first-stage branch box, namely generating the topology data of the transformer and the first-stage branch boxes according to the unique identifier of the transformer and the unique identifier of each first-stage branch box connected with the unique identifier of the transformer.
The second part is that the topology data between the branch box and the branch box is identified and obtained through a broadband power line carrier terminal arranged on the switch side of other branch boxes except the final branch box, and the method specifically comprises the following steps:
s201: identifying and obtaining the address of each i +1 level branch box connected with the i level branch box through a broadband power line carrier terminal arranged on the i level branch box, wherein i is more than or equal to 1 and is less than or equal to N-1, and N is the total stage number of the branch box;
s202: respectively obtaining the unique identifier of each i +1 level branch box from the first association relation according to the address of each i +1 level branch box;
s203: and generating topology data of the i-level branch box and the i + 1-level branch box according to the unique identifier of the i-level branch box and the unique identifier of each i + 1-level branch box, namely generating the topology data of each i-level branch box and each i + 1-level branch box according to the unique identifier of each i-level branch box and the unique identifier of each i + 1-level branch box connected with the i-level branch box.
The third part is that the topological data between the branch box and the electric meter box is identified and obtained through a broadband power line carrier terminal arranged on the switch side of the final branch box, and the third part specifically comprises the following steps:
s301: identifying and obtaining addresses of all electric meter boxes connected with the N-level branch boxes through broadband power line carrier terminals arranged on the N-level branch boxes;
s302: respectively acquiring the unique identifier of each electric meter box from the first incidence relation according to the address of each electric meter box;
s303: and generating topological data of the N-level branch boxes and the electric meter boxes according to the unique identification of the N-level branch boxes and the unique identification of each electric meter box, namely generating the topological data of each N-level branch box and each electric meter box according to the unique identification of each N-level branch box and each electric meter box connected with each N-level branch box.
The fourth part is through installing the broadband power line carrier terminal on the switch side or the power consumption side of ammeter case, and the topological data between ammeter case and the ammeter is obtained in the discernment, specifically includes following step:
s401: identifying and obtaining the address of each ammeter connected with the ammeter box through a broadband power line carrier terminal arranged on the ammeter box;
s402: respectively obtaining the unique identification of each ammeter according to the address of each ammeter;
s403: and generating topological data of the electric meter boxes and the electric meters according to the unique identification of the electric meter boxes and the unique identification of each electric meter, namely generating the topological data of each electric meter box and each electric meter according to the unique identification of each electric meter box and the unique identification of each electric meter connected with each electric meter box.
And finally, integrating and generating the topological data of the transformer and the first-level branch box, the topological data of each i-level branch box and the i + 1-level branch box, the topological data of each N-level branch box and the electric meter box and the topological data of each electric meter box and the electric meter.
Further, generating the platform area topology data according to a preset format. In this embodiment, first, attribute information (such as a device name) of each topology node device is obtained from the station ledger data of the station area device, and the station area topology data is generated in a json data format, for example:
the high-frequency operation data acquisition is carried out through the HPLC terminals arranged on the transformer, the branch box and the electric meter box, the identified topological data are automatically generated into an effective and accurate distribution area electrical topological relation in a json data format, and the possibility of errors in manual data entry is avoided.
S5: and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area. Specifically, based on the above json-format transformer area topological data, the power technicians can receive the transformer area topological data in real time through the mobile terminal, and automatically generate a transformer area equipment topological graph through attribute incidence relation analysis and logical inspection of transformer area electric equipment, so that the problem that manual modeling is required in the past and the efficiency is low is solved. The generated topology map of the station area equipment can be as shown in fig. 3.
In this embodiment, the station area topology data is obtained according to the topology data identified by each HPLC terminal, and the station area device topology map is generated according to the station area topology data, so that when a line in the station area changes, the topology data identified by the HPLC terminal will change, and the station area topology data and the subsequently generated station area power consumption device topology map will also change correspondingly, thereby realizing the quasi-real-time sensing of the topology change of the station area. The user can check the change information in real time through the mobile application, the mobile application supports the function of the historical topological graph, the topological difference data can be highlighted compared with the real-time topological structure and the historical topological structure of the current equipment, the user can visually check the change information, and accurate maintenance of the platform area change data is supported. The maintenance of the platform area equipment is to display the data acquired by field topology identification according to a variable-user topology structure and check the change condition of the real-time platform area data.
The automatic topology identification of the embodiment can realize autonomous sensing, active registration and automatic searching of a topology network of equipment in a transformer area, not only improves the efficiency of transformer area identification work, but also improves the accuracy of an electrical topology relation diagram of the transformer area, and solves the pain points of subscriber relation attribution error, numerous low-voltage equipment, difficult management and the like.
Example two
This embodiment is a further development of the first embodiment, and the same points are not described again, except that after step S5, the following steps are further included:
s6: collecting geographical position information of each topological node in the topological data of the transformer area;
s7: acquiring topological relation and geographical position information of non-topological nodes in a distribution room, wherein the non-topological nodes are power grid equipment without a broadband power line carrier terminal installed in the distribution room;
s8: and plotting on a preset map according to the topological data of the transformer area, the geographical position information of each topological node, the topological relation of the non-topological nodes and the geographical position information of the non-topological nodes to obtain a device geographical map of the transformer area. Specifically, according to the topological relation of each topological node obtained in the first embodiment, the topological relation of the non-topological nodes collected in step S7 is combined to generate a complete distribution room topological relation, and then the distribution room equipment geographical map shown in fig. 4 is obtained by plotting on the vector map according to the complete distribution room topological relation, the geographical position information of each topological node, and the topological relation of the non-topological nodes.
The mapping range of the geographical map of the station area equipment takes a low-voltage station area as a unit and takes a power supply of a power supply transformer as a starting point to cut off to the power utilization-metering box, and the mapping equipment comprises a transformer, a low-voltage-cable branch box, the power utilization-metering box and a low-voltage station internal-switch.
And S6-S8, namely, according to the acquired HPLC station area topological data, generating geographical map information in an auxiliary mode, and generating equipment (such as a tower, a branch box entity and an electric meter box entity) with missing station area equipment topological maps on a map in a mode of manual plotting or coordinate acquisition. The equipment with the missing platform area equipment topological graph is non-topological node equipment, namely power grid equipment without an HPLC terminal. By collecting the topological relation (namely the upper-level and lower-level connection relation) and the position information of the non-topological node, according to a large-scale vector image map loaded in a mobile APP in advance and the power grid equipment information modeled and warehoused, and combining the electronic map function and the GPS/Beidou satellite positioning and navigation technology, the position of the power grid equipment is accurately positioned and the electrical relation of the power grid equipment is established by taking spatial elements such as surrounding buildings, roads and the like and the power grid equipment as reference objects, and the collection, plotting and auxiliary mapping of the non-topological node equipment are carried out.
Further, step S8 is followed by the following steps:
s9: and converting the geographical map of the platform area into a CIM format to obtain CIM platform area data.
The system provides a unified data standard format, the data standard comes from the equipment graph and topology information of the power grid GIS platform, and the file interaction format adopts a standard CIM file format. The data format of the equipment is unified and standardized by formulating a unified data format standard, the consistency of the specifications of the topological structure obtained after the automatic topological acquisition through HPLC is realized, and an acquisition (power utilization information acquisition system) system is used for transmitting the data according to the mapping format and then automatically accessing a power grid GIS platform, so that the aim of connecting the data with a power grid in a one-map mode is realized. The standard CIM format is as follows:
s10: and checking the CIM region data according to a preset checking rule.
According to predefined inspection rules of the data inspection specifications, quality inspection is carried out on the CIM district data, the inspection comprises automatic inspection of important data loss, logic errors, name definition errors, update data conflicts and other rules of the power grid resources, and the integrity, consistency and accuracy of data results are ensured.
Wherein the predefined inspection rules are mainly as follows:
checking the consistency of the figures: and checking whether the power grid graphic equipment corresponds to the standing book and whether the standing book data corresponds to the graphic.
Checking consistency of graph ends: checking whether the geographic graph has the condition that the terminal numbers of the equipment are the same but the graphs are not connected together; checking whether the geographic map graphic equipment point sequence is inconsistent with the topological sequence; checking whether the actual number of the terminals of the geographic map graphic equipment is inconsistent with the model setting; it is checked whether there are situations in which the geomap devices are connected together but the terminal numbers are not the same. And the terminal number is an equipment topology node number and is used for carrying out topology analysis on the power grid equipment.
And (3) line connectivity checking: whether a part of equipment of the line has an open topology or a virtual connection condition or not is checked, and the equipment cannot be connected to the starting point (an outlet switch) of the line through a terminal topology relation. The problems can cause the generation failure of a large feeder line or the calculation error of a large feeder line range, the generation error of a single line diagram and the like.
And (3) checking the integrity of the graph: and checking whether the mandatory filling attributes of various devices in the graph are filled.
S11: and importing the CIM region data into a power grid GIS platform. And importing the CIM region data after passing the inspection into a power grid GIS platform for each system to synchronously update the data, so that the manual arrangement and the graphic modeling and warehousing process are omitted, the workload is reduced, and the acquisition work efficiency is improved.
S12: and generating a geographic map and a platform area map in the power grid GIS platform according to the CIM platform area data.
Specifically, analyzing the CIM region data, acquiring equipment list information, importing the power grid equipment into a data structure form of a template according to national grid standards according to coordinate information, equipment information and a topological incidence relation, synchronizing the power grid equipment data onto a power grid GIS platform through an importing function provided by the power grid GIS platform, and completing generation of a geographical map.
Generating a related grid equipment grid structure (topological structure) according to the topological incidence relation of the CIM platform area data, maintaining the topological incidence relation corresponding to the geographic map equipment, and generating the geographic map data with complete topology into a corresponding platform area map through a platform area map generating function of a power grid GIS platform.
The system of the embodiment establishes a data exchange mechanism on the basis of uniform coding, and realizes data exchange with station-line-change-access point-meter box-user association relation. The standard application customer file standardizes address information, fuses terminal intelligent monitoring terminal (HPLC terminal) information, and realizes equipment topology mapping and visual display.
Meanwhile, the topology consistency and the association consistency of the power grid data and the field equipment can be realized. The traditional equipment maintenance mode adopts an artificial operation and maintenance mode, the manual maintenance task of the operation and distribution topological data is heavy, the chart and the reality are consistent and difficult to maintain, the paper pen recording work efficiency is low, the manual intervention of the data is more, the data quality is low, and the maintenance difficulty is high. The integration with the field topology data is realized through the automatic topological mapping of the power grid equipment, the operation and maintenance amount of a team is reduced, the data maintenance quality is improved, and the running-through integration of operation and distribution data is realized.
The method and the device can solve the problem that the topological relation of the distribution network of the transformer area cannot be accurately fed back to the power grid GIS platform in real time due to the change of the distribution equipment in the distribution network.
EXAMPLE III
The present embodiment is a computer-readable storage medium corresponding to the above-mentioned embodiments, on which a computer program is stored, which when executed by a processor implements the steps of:
respectively associating the unique identification of each branch box and the electricity meter box with the address of a broadband power line carrier terminal arranged at the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation;
respectively identifying and obtaining the address of the next-stage topological node equipment through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes;
obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation;
generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device;
and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area.
Further, before the associating the unique identifier of each branch box and the unique identifier of the electric meter box with the address of the broadband power line carrier terminal installed on the switch side or the electricity utilization side of each branch box and the electric meter box, respectively, to obtain the first association relationship, the method further includes:
unique addresses are preset for the broadband power line carrier terminals respectively.
Further, the addresses of the next-stage topological node devices are identified and obtained through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes respectively; obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation; generating the platform area topology data according to the unique identifier of each topology node device and the unique identifier of the next level topology node device specifically comprises the following steps:
identifying and obtaining the address of each primary branch box connected with the transformer through a broadband power line carrier terminal arranged on the transformer;
respectively acquiring the unique identifier of each first-stage branch box from the first association relation according to the address of each first-stage branch box;
generating topological data of the transformer and the primary branch boxes according to the unique identification of the transformer and the unique identification of each primary branch box;
identifying and obtaining the address of each i +1 level branch box connected with the i level branch box through a broadband power line carrier terminal arranged on the i level branch box, wherein i is more than or equal to 1 and is less than or equal to N-1, and N is the total stage number of the branch box;
respectively obtaining the unique identifier of each i +1 level branch box from the first association relation according to the address of each i +1 level branch box;
generating topological data of the i-level branch box and the i + 1-level branch box according to the unique identification of the i-level branch box and the unique identification of each i + 1-level branch box;
identifying and obtaining addresses of all electric meter boxes connected with the N-level branch boxes through broadband power line carrier terminals arranged on the N-level branch boxes;
respectively acquiring the unique identifier of each electric meter box from the first incidence relation according to the address of each electric meter box;
generating topological data of the N-level branch boxes and the electric meter boxes according to the unique identification of the N-level branch boxes and the unique identification of each electric meter box;
identifying and obtaining the address of each ammeter connected with the ammeter box through a broadband power line carrier terminal arranged on the ammeter box;
respectively obtaining the unique identification of each ammeter according to the address of each ammeter;
generating topological data of the ammeter boxes and the ammeter according to the unique identification of the ammeter boxes and the unique identification of each ammeter;
and generating the topological data of the transformer and the first-level branch box, the topological data of the i-level branch box and the i + 1-level branch box, the topological data of the N-level branch box and the ammeter box and the topological data of the ammeter box and the ammeter.
Further, the generating of the platform region topology data specifically includes:
and generating and storing the topological data of the transformer area according to the Json data format.
Further, after generating the topology map of the device in the distribution area according to the topology data in the distribution area, the method further includes:
collecting geographical position information of each topological node in the topological data of the transformer area;
acquiring topological relation and geographical position information of non-topological nodes in a distribution room, wherein the non-topological nodes are power grid equipment without a broadband power line carrier terminal installed in the distribution room;
and plotting on a preset map according to the topological data of the transformer area, the geographical position information of each topological node, the topological relation of the non-topological nodes and the geographical position information of the non-topological nodes to obtain a device geographical map of the transformer area.
Further, after obtaining the geographical map of the platform area device, the method further includes:
converting the geographical map of the platform area into a CIM format to obtain CIM platform area data;
according to a preset check rule, checking the CIM region data;
importing the CIM region data into a power grid GIS platform;
and generating a platform area map and a geographic map in the power grid GIS platform according to the CIM platform area data.
Further, the checking the CIM block data according to the preset checking rule specifically includes:
and according to a preset check rule, carrying out figure number consistency check, figure end consistency check, line connectivity check and figure integrity check on the CIM station area data.
In summary, according to the automatic mapping method of the station area topological graph and the computer readable storage medium provided by the invention, the topological data of the station area is identified through the fusion monitoring terminal (broadband power line carrier terminal) at the end of the distribution network, an effective and accurate station area electrical topological relation is automatically generated, the possibility of errors in manual data entry is avoided, the efficiency of station area identification work is improved, the accuracy of the station area electrical topological relation graph is improved, and the pain points of station user relation attribution errors, various low-voltage devices, difficult management and the like are solved. Establishing a data exchange mechanism on the basis of uniform coding to realize data exchange with station-line-change-access point-meter box-user association relation; standardizing the address information of the application client file, fusing the information of the terminal intelligent monitoring terminal, and realizing the topological mapping and visual display of the equipment. The integration with the field topology data is realized through the automatic topological mapping of the power grid equipment, the operation and maintenance amount of a team is reduced, the data maintenance quality is improved, and the running-through integration of operation and distribution data is realized.
According to the method, the automatic topology identification and the topological mapping are realized by automatically acquiring the change information of the platform area equipment, the topological model CIM data of the power grid equipment is generated by unifying the mapping format, the platform area topological mapping is automatically generated, and the automatic import and the graph display on the power grid GIS platform are realized.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. An automatic mapping method for a platform area topological graph is characterized by comprising the following steps:
respectively associating the unique identification of each branch box and the electricity meter box with the address of a broadband power line carrier terminal arranged at the switch side or the electricity utilization side of each branch box and the electricity meter box to obtain a first association relation;
respectively identifying and obtaining the address of the next-stage topological node equipment through broadband power line carrier terminals arranged on the transformer, the branch boxes and the ammeter boxes;
obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation;
generating station area topology data according to the unique identification of each topology node device and the unique identification of the next level topology node device;
and generating a topological graph of the equipment in the transformer area according to the topological data of the transformer area.
2. The method for automatically mapping a topology map of a distribution room according to claim 1, wherein before the associating the unique identifier of each branch box and the unique identifier of the electric meter box with the address of the broadband power line carrier terminal installed on the switch side or the power consumption side of each branch box and the electric meter box, respectively, to obtain the first association relationship, the method further comprises:
unique addresses are preset for the broadband power line carrier terminals respectively.
3. The automatic mapping method of the topology map of the distribution room of claim 1, wherein the addresses of the topology node devices at the next stage are identified and obtained through broadband power line carrier terminals installed on the transformer, the branch boxes and the electric meter boxes respectively; obtaining the unique identifier of the next-stage topology node equipment according to the address of the next-stage topology node equipment and the area service data or the first incidence relation; generating the platform area topology data according to the unique identifier of each topology node device and the unique identifier of the next level topology node device specifically comprises the following steps:
identifying and obtaining the address of each primary branch box connected with the transformer through a broadband power line carrier terminal arranged on the transformer;
respectively acquiring the unique identifier of each first-stage branch box from the first association relation according to the address of each first-stage branch box;
generating topological data of the transformer and the primary branch boxes according to the unique identification of the transformer and the unique identification of each primary branch box;
identifying and obtaining the address of each i +1 level branch box connected with the i level branch box through a broadband power line carrier terminal arranged on the i level branch box, wherein i is more than or equal to 1 and is less than or equal to N-1, and N is the total stage number of the branch box;
respectively obtaining the unique identifier of each i +1 level branch box from the first association relation according to the address of each i +1 level branch box;
generating topological data of the i-level branch box and the i + 1-level branch box according to the unique identification of the i-level branch box and the unique identification of each i + 1-level branch box;
identifying and obtaining addresses of all electric meter boxes connected with the N-level branch boxes through broadband power line carrier terminals arranged on the N-level branch boxes;
respectively acquiring the unique identifier of each electric meter box from the first incidence relation according to the address of each electric meter box;
generating topological data of the N-level branch boxes and the electric meter boxes according to the unique identification of the N-level branch boxes and the unique identification of each electric meter box;
identifying and obtaining the address of each ammeter connected with the ammeter box through a broadband power line carrier terminal arranged on the ammeter box;
respectively obtaining the unique identification of each ammeter according to the address of each ammeter;
generating topological data of the ammeter boxes and the ammeter according to the unique identification of the ammeter boxes and the unique identification of each ammeter;
and generating the topological data of the transformer and the first-level branch box, the topological data of the i-level branch box and the i + 1-level branch box, the topological data of the N-level branch box and the ammeter box and the topological data of the ammeter box and the ammeter.
4. The automatic mapping method for the topology map of the distribution room according to claim 1, wherein the generating the topology data of the distribution room specifically comprises:
and generating and storing the topological data of the transformer area according to the Json data format.
5. The method for automatically mapping the topology map of the distribution room according to claim 1, wherein after generating the topology map of the distribution room device according to the topology data of the distribution room, the method further comprises:
collecting geographical position information of each topological node in the topological data of the transformer area;
acquiring topological relation and geographical position information of non-topological nodes in a distribution room, wherein the non-topological nodes are power grid equipment without a broadband power line carrier terminal installed in the distribution room;
and plotting on a preset map according to the topological data of the transformer area, the geographical position information of each topological node, the topological relation of the non-topological nodes and the geographical position information of the non-topological nodes to obtain a device geographical map of the transformer area.
6. The method for automatically mapping the topology map of the transformer area as claimed in claim 5, wherein after obtaining the geographical map of the transformer area device, the method further comprises:
converting the geographical map of the platform area into a CIM format to obtain CIM platform area data;
according to a preset check rule, checking the CIM region data;
importing the CIM region data into a power grid GIS platform;
and generating a platform area map and a geographic map in the power grid GIS platform according to the CIM platform area data.
7. The automatic mapping method of the topology map of the distribution room as claimed in claim 6, wherein the checking the CIM distribution room data according to the preset checking rule specifically comprises:
and according to a preset check rule, carrying out figure number consistency check, figure end consistency check, line connectivity check and figure integrity check on the CIM station area data.
8. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the method according to any one of claims 1-7.
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