CN114936442B - System and method for accurately positioning power distribution network equipment and forming topological graph - Google Patents
System and method for accurately positioning power distribution network equipment and forming topological graph Download PDFInfo
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- CN114936442B CN114936442B CN202210859893.XA CN202210859893A CN114936442B CN 114936442 B CN114936442 B CN 114936442B CN 202210859893 A CN202210859893 A CN 202210859893A CN 114936442 B CN114936442 B CN 114936442B
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
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- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention belongs to the technical field of planning design and construction of a power distribution network, and discloses a system and a method for accurately positioning power distribution network equipment and mapping a topology map, wherein the system comprises a line topology map drawing subsystem and a line positioning map drawing subsystem; line data acquisition is carried out through a data acquisition subsystem; the collected line data is verified, sorted and stored through a data verification storage subsystem; the circuit topological graph drawing subsystem calls circuit data in the data storage module to automatically draw the circuit topological graph; the line positioning diagram drawing subsystem calls line data in the data storage module to automatically draw the line positioning diagram, and the line topological diagram and the line positioning diagram are stored in a folder of the data storage module and then displayed by the line information browsing module. The invention can automatically realize the generation of the circuit topological graph and the generation of the circuit positioning graph while ensuring the drawing quality of the graph.
Description
Technical Field
The invention relates to a power distribution network equipment accurate positioning and topological mapping system and method, and belongs to the technical field of power distribution network planning design and construction.
Background
With the development of scientific technology, the full-automatic distribution network line topological graph technology gradually replaces manual modeling to draw a line graph. In the process of distribution network line topological mapping and operation and maintenance distribution network line, a paper distribution network line planning drawing or a handover line drawing is required to be provided by a power supply station or a construction personnel, the drawing tool is used for manually modeling and drawing a line drawing, the operation and maintenance personnel familiar with the distribution network line are required to take the line to find the position of the equipment, and the position of the equipment is wrong due to the fact that coordinates are not collected timely, a large amount of time cost and labor cost can be wasted, errors are difficult to avoid in manual modeling and drawing of the line drawing, and therefore the operation and maintenance difficulty of an enterprise is increased, the operation and maintenance efficiency is reduced, the operation and maintenance cost is increased, the labor cost is increased, and the use and operation and maintenance requirements of the enterprise which cannot be well met are met.
Disclosure of Invention
In order to solve the problem that the existing power distribution network line graph cannot be automatically drawn into a graph and a line positioning graph pain point, the generation of a line topological graph and the generation of a line positioning graph are automatically realized while the graph drawing quality is ensured, and the graph design, maintenance workload and operation and maintenance workload of distribution network basic-level personnel are reduced, the system and the method for accurately positioning and topologically drawing the power distribution network equipment are provided.
The technical scheme adopted by the invention is as follows: a power distribution network equipment accurate positioning and topological mapping system comprises a line task distribution module, an equipment positioning service module, a line task acceptance module, a data verification module, a data sorting module, a data storage module, a line information browsing module, a line topological graph drawing subsystem and a line positioning graph drawing subsystem; the line task dispatching module, the equipment positioning service module and the line task acceptance module form a data acquisition subsystem, and line data acquisition is carried out through the data acquisition subsystem; the data verification storage subsystem is formed by the data verification module, the data sorting module and the data storage module, and the collected line data is verified, sorted and stored through the data verification storage subsystem; the line topological diagram drawing subsystem calls line data in the data storage module to automatically draw a line topological diagram; and the line positioning diagram drawing subsystem calls line data in the data storage module to automatically draw the line positioning diagram, and the line topological diagram and the line positioning diagram are stored in a folder of the data storage module and then displayed by the line information browsing module.
Further preferably, the administrator gives a data acquisition task list to the operating personnel through the line task dispatching module and gives the operating personnel line data acquisition permission; an operator uses the equipment positioning service module to receive the line data acquisition task list, acquires and uploads line data in the scenes of line patrol, maintenance and the like according to the line data acquisition task list, and submits the line data to the line task acceptance module after the line data acquisition of a single line is finished; and the administrator performs line task acceptance on the line data submitted for acceptance through the line task acceptance module and recovers the collection permission of the line task which is accepted by the operating personnel. The line data includes: the system comprises data such as main line information, branch line information, tower information, branch line T joint, equipment information, equipment positioning longitude and latitude coordinates and the like.
Further preferably, the device location latitude and longitude coordinates of the device location service module are acquired by a location sensor of the integrated comprehensive operation vehicle. The integrated comprehensive operation vehicle is realized by adopting a CN114687392A technology. Considering the actual operation condition and the service life of the sensor, the positioning sensor is arranged in a cab, the longitude and latitude of a hole or a pot hole are obtained through calculation and are used as the coordinates of the equipment positioning longitude and latitude, and the calculation process is as follows:
in the formulaX 1 The current longitude of the vehicle location sensor,Y 1 The current latitude of the sensor is located for the vehicle,X 2 is a pit hole or a hole longitude,Y 2 The latitude of a pit or a hole is,d 1 the horizontal distance of the sensor from the drill boom is positioned for the vehicle,l 1 the length of the immobile part of the drill boom,l x the actual extending length of the movable telescopic oil cylinder of the drill boom.
Preferably, the administrator checks the line data through the data checking module while checking and accepting the line task, and judges whether the data is isolated or in error connection, so as to check the tightness of the data logic. The data sorting module sorts the line data of the main line, the branch line, the equipment and the area of different areas by searching the database and respectively stores the line data in the data storage module.
Preferably, the circuit topology drawing subsystem is composed of a primitive drawing module, a circuit topology drawing module and an explanatory text inserting module I.
Preferably, the primitive drawing module is used for graphically expressing the power equipment in the power distribution network, and drawing various power equipment primitives by adopting a CSS (cascading style system) technology of fixed XML (extensive markup language). The method is used for realizing the modular generation of the graphics and ensuring the consistency and the normalization of the graphics primitives.
Preferably, the line topology drawing module reads line data such as main line information, branch line information, tower information, branch line T-junction, equipment information and the like in a database, calculates a transformer substation coordinate according to a preset width and height of the graph, finds all equipment according to the main line information and the branch lines, sequentially performs coordinate calculation with the transformer substation as a starting point, records a maximum abscissa and an ordinate, sets the maximum abscissa and the maximum ordinate as the width and the height of the line topology graph respectively, introduces different primitive styles according to the equipment types, and adds a unique identifier and a topological relation between an upper primitive, a lower primitive, a left primitive and a right primitive in an equipment label to increase secondary development expansibility of the line topology graph. When a line fails, CSS style rendering is carried out on equipment primitives and line segments of the line topological graph according to SOE split-combination information of equipment, a dynamic line topological graph is generated, and the integral failure action replay of the line is realized.
Further preferably, the description text insertion module i reads information names and descriptions of main line information, branch line information, tower information, equipment information, and the like in the database, performs coordinate positioning by using a unique ID attribute in the primitive, and realizes insertion of the line drawing primitive description text by using the primitive coordinates.
Further preferably, the line positioning diagram drawing subsystem is composed of a primitive inserting module, a line positioning diagram drawing module and an explanatory text inserting module II.
Preferably, the primitive insertion module reads information such as tower information, equipment name, equipment type, equipment positioning longitude and latitude coordinates and the like in the database, completes matching of primitives through the equipment type, completes marking of the equipment point location of the Goodpasts map and primitive insertion according to the equipment positioning longitude and latitude coordinates, adds a click event in the primitives, and clicks the primitive popup window to display basic information of the equipment primitives (such as information of lines, towers, equipment types, longitude and latitude coordinates, character coordinates and the like).
Preferably, the line positioning diagram drawing module reads data such as main line information, branch line information, tower information, branch line T-junction, device information, device positioning longitude and latitude coordinates and the like in the database, and finishes drawing the line positioning diagram through the line topological relation and the device coordinates.
Preferably, the description text insertion module ii reads information names and descriptions of main line information, branch line information, tower information, branch line T-junctions, device information, device positioning longitude and latitude coordinates, and the like in the database, and completes insertion of the description text through the device positioning longitude and latitude coordinates.
Further preferably, the line information browsing module is configured to display information such as line information, a line topology diagram, and a line location diagram.
The invention provides a method for accurately positioning and topologically mapping power distribution network equipment, which is based on the system for accurately positioning and topologically mapping power distribution network equipment, and comprises the following steps of:
step A1: a line topological graph file is established by a primitive drawing module, the initial width and height of the line topological graph are set, and drawing of various electrical equipment primitives is realized by adopting a fixed CSS cascading style technology;
step A2: the line topological graph drawing module reads main line information, branch line information, equipment information, tower information and branch line T joints of a line from a database according to the line ID to form a basic data set;
step A3: calculating the coordinate position of the transformer substation according to the preset width and height of the line topological graph;
step A4: finding out all devices of the main line, T contact information of the branch line and tower information according to basic data in the basic data set, sequencing through the tower information, confirming the front-rear level relation of the devices and the T contact of the branch line, calculating by taking the coordinates of the transformer substation as a starting point, respectively calculating the coordinate points of the devices and the T contact of the branch line, and storing the T contact information and the coordinate position of the branch line by using the set;
step A5: finding out all branch lines, towers and T joints of secondary branch lines in the basic data set according to data in the circulating branch line T joint set; sequencing through tower information, confirming the front-rear level relation of T joints of equipment and a secondary branch line, calculating by taking coordinates of the T joints of the branch lines as a starting point, respectively calculating the coordinate positions of the T joints of the equipment and the secondary branch line, emptying a previous T joint set of the branch lines, adding the T joints of the secondary branch line at the current time into the T joint set of the branch lines, circulating the calculation process of the branch lines until all the branch lines are calculated, recording the maximum horizontal coordinate and the maximum vertical coordinate, and setting the maximum horizontal coordinate and the maximum vertical coordinate as the width and the height of a circuit topological graph;
step A6: introducing a primitive style corresponding to the equipment type through the calculated equipment coordinate position and the equipment type to draw the primitive, adding a unique equipment ID identifier in the primitive, realizing line segment connection of the primitive through a line topological relation, and identifying the front-back relation of the primitive and the line segment by using a CSS attribute mode in the primitive and the line segment;
step A7: circulating a basic data set, finding out equipment primitives according to equipment ID, confirming character width according to equipment name length, and calculating character insertion coordinate points by equipment positioning longitude and latitude coordinates;
step A8: and finishing the drawing of the line topological graph, and storing the line topological graph under the corresponding folder path.
Further preferably, the step of drawing the line location map is as follows:
step B1: reading tower information, equipment ID, equipment type and equipment positioning longitude and latitude coordinates in a database; matching of the primitives is completed through the equipment type, marking of the point location of the map equipment and primitive insertion are completed according to the equipment positioning longitude and latitude coordinates, and the unique ID attribute of the equipment is marked;
and step B2: adding a click event into the equipment primitive, clicking the primitive to read the equipment information in the database for popup display through the unique ID attribute of the primitive;
and step B3: reading main line information, branch line information, tower information, T joints of branch lines, equipment information and equipment positioning longitude and latitude coordinates in a database, sorting out topological relations of the lines by ascending order of the main line, the branch line towers and the T joints of the branch lines, and drawing line connection according to the topological relations of the lines and the equipment positioning longitude and latitude coordinates;
and step B4: and calculating the coordinate position of the description text according to the equipment positioning longitude and latitude coordinates and inserting the description text.
The invention has the beneficial effects that: the modeling and drawing of the line are automatically completed through line data, manual drawing is not needed, the error rate and the manual input cost are reduced, and the working efficiency is effectively improved; accurate positioning is realized through positioning based on an integrated machine or a line device coordinate, the state of bringing new with old tape during operation and maintenance is reduced, the labor input cost is reduced, the operation and maintenance efficiency is improved, and the whole position of a line can be observed through a line positioning diagram. In the process of drawing the line topological graph, the topological relation of upper, lower, left and right primitives is added in the primitives of equipment, line segments, transformer substations and the like, so that the secondary development expansibility of the line topological graph is increased.
Compared with the traditional distribution network line graph drawing means, the modular, systematic and parameterized graph forming concept is adopted, all contents of the distribution network line graph can be completely and automatically drawn through accurate preparation of pits or holes, standardized primitive design and intelligent data processing, the line topology graph with clear topology, standard labels, mutual correlation of topology structures and clear levels is automatically generated, the workload of manual graph maintenance is greatly reduced, the investment of human resources is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a frame structure diagram of a power distribution network equipment accurate positioning and topology mapping system of the present invention.
Detailed Description
The invention is elucidated in further detail below with reference to the drawing.
As shown in fig. 1, a system for accurately positioning and topologically mapping power distribution network equipment comprises a line task dispatching module, an equipment positioning service module, a line task acceptance module, a data checking module, a data sorting module, a data storage module, a line information browsing module, a line topological graph drawing subsystem and a line positioning graph drawing subsystem; the line task dispatching module, the equipment positioning service module and the line task acceptance module form a data acquisition subsystem, and line data acquisition is carried out through the data acquisition subsystem; the data verification storage subsystem is formed by the data verification module, the data sorting module and the data storage module, and the collected line data is verified, sorted and stored through the data verification storage subsystem; the circuit topological graph drawing subsystem calls circuit data in the data storage module to automatically draw the circuit topological graph; the line positioning diagram drawing subsystem calls line data in the data storage module to automatically draw the line positioning diagram, and the line topological diagram and the line positioning diagram are stored in a folder of the data storage module and then displayed by the line information browsing module.
More particularly, the administrator dispatches a line data acquisition task list to the operating personnel through a line task dispatching module and gives the operating personnel line data acquisition permission; an operator uses the equipment positioning service module to receive the line data acquisition task list, acquires and uploads line data in the scenes of line patrol, maintenance and the like according to the line data acquisition task list, and submits the line data to the line task acceptance module after the line data acquisition of a single line is finished; and the administrator performs line task acceptance on the line data submitted for acceptance through the line task acceptance module and recovers the collection permission of the line task which is accepted by the operating personnel. The line data includes: the system comprises data such as main line information, branch line information, tower information, T-connection towers, equipment information, equipment positioning longitude and latitude coordinates and the like.
More particularly, when the line task is checked and accepted, the administrator performs topology logic check on line data information such as main lines, branch line T-connection towers, branch lines, equipment, positioning coordinates and the like through the data check module, judges whether the data are isolated or in error connection, and is used for checking the data logic tightness, performing popup window display on error positions when the check fails, and sorting the line data by the data sorting module when the check succeeds. The data sorting module sorts the line data of the main line, the branch line, the equipment and the area of different areas by searching the database, and respectively stores the line data in different data tables of the data storage module.
More particularly, the device location latitude and longitude coordinates of the device location service module are collected by a location sensor of the integrated working vehicle. The integrated comprehensive operation vehicle is realized by adopting a CN114687392A technology. Considering the actual operation condition and the service life of the sensor, the positioning sensor is arranged in a cab, the longitude and latitude of a hole or a pot hole are obtained through calculation and are used as the coordinates of the equipment positioning longitude and latitude, and the calculation process is as follows:
in the formulaX 1 The current longitude of the vehicle location sensor,Y 1 The current latitude of the sensor is located for the vehicle,X 2 is a pit hole or a hole longitude,Y 2 The latitude of the pit or the hole is,d 1 the horizontal distance of the sensor from the drill boom is positioned for the vehicle,l 1 the length of the immobile part of the drill boom,l x the actual extending length of the movable telescopic oil cylinder of the drill boom.
More particularly, the line topology drawing subsystem of the embodiment is composed of a primitive drawing module, a line topology drawing module and an explanatory text inserting module i.
The primitive drawing module is used for graphically expressing the power equipment in the power distribution network and drawing various power equipment primitives by adopting a CSS cascading style technology of fixed XML. The method is used for realizing modular generation of the graph and ensuring the consistency and the normalization of the primitive graph.
The line topological graph drawing module reads line data such as main line information, branch line information, tower information, branch line T joints, equipment information and the like in a database, calculates coordinates of a transformer substation according to preset width and height of the graph, finds all equipment according to the main line information and the branch line information respectively, performs coordinate calculation with the transformer substation as a starting point in sequence, records maximum horizontal coordinates and vertical coordinates, sets the maximum horizontal coordinates and the maximum vertical coordinates as the width and the height of the line topological graph respectively, introduces different primitive styles according to the equipment types, and adds a unique identifier and topological relations of upper, lower, left and right primitives in an equipment label to increase the secondary development expansibility of the line topological graph. When a line fails, CSS style rendering is carried out on equipment primitives and line segments of the line topological graph according to SOE split-combination information of equipment, a dynamic line topological graph is generated, and the integral failure action replay of the line is realized.
The description text insertion module I reads information names and descriptions of main line information, branch line information, tower information, branch line T joints, equipment information and the like in a database, coordinates are positioned through unique ID attributes in the primitives, and the insertion of the line diagram primitive description text is achieved through the primitive coordinates.
More particularly, the line positioning diagram drawing subsystem in this embodiment is composed of a primitive insertion module, a line positioning diagram drawing module, and an explanatory text insertion module ii.
The primitive insertion module reads information such as tower information, equipment names, equipment types, equipment positioning longitude and latitude coordinates and the like in the database, completes matching of primitives through the equipment types, completes marking of the equipment point positions of the Goodpasts map and primitive insertion according to the equipment positioning longitude and latitude coordinates, adds a click button in the primitives, and clicks a button pop window to display basic information of the equipment primitives (such as information such as lines, towers, equipment types, longitude and latitude coordinates, character coordinates and the like).
The line positioning diagram drawing module reads information such as main line information, branch line information, tower information, branch line T joints, equipment information, equipment positioning longitude and latitude coordinates and the like in a database, and finishes drawing of a line positioning diagram through a line topological relation and the equipment coordinates.
And the description text insertion module II reads information such as main line information, branch line information, tower information, branch line T contact, equipment information, equipment positioning longitude and latitude coordinates and the like in the database, and completes the insertion of the description text through the equipment positioning longitude and latitude coordinates.
The line information browsing module is used for displaying information such as line information, a line topological graph, a line positioning graph and the like.
The embodiment provides a power distribution network equipment accurate positioning and topology mapping method, based on the power distribution network equipment accurate positioning and topology mapping system, the line topology mapping drawing steps are as follows:
step A1: a line topology drawing file (SVG file) is established by a graphics primitive drawing module, the initial width and height (500 ) of the line topology drawing are set, the drawing of various power equipment graphics primitives is realized by adopting a fixed CSS cascading style technology, and the consistency and the normalization of graphics primitives are ensured.
Step A2: the line topological graph drawing module reads line data such as main line information, branch line information, equipment information, tower information, branch line T joints and the like of a line from a database according to the line ID to form a basic data set;
step A3: calculating the coordinate position of the transformer substation according to the preset width and height (500 ) of the line topological graph in the following way: calculating the position of the transformer substation: (height) 500/2= substation ordinate, substation abscissa starting at 30.
Step A4: finding out all equipment of the main line, T contact information of the branch line and tower information according to basic data in the basic data set, sequencing through the tower information, confirming the front-rear level relation of the equipment and the T contact of the branch line, calculating by taking the coordinate of the transformer substation as a starting point, respectively calculating the coordinate points of the equipment and the T contact of the branch line, and storing the T contact information and the coordinate position of the branch line by using the set, wherein the calculation formula is as follows:
abscissa position: 30+ z +10 (z-1);
wherein 30 is the distance between the transformer substation and the drawing frame, 50 is the length of a connecting line between the transformer substation and the equipment, z is the sorting position of the main line equipment, z-1 is the sorting position of the equipment, and-1 is the length of the primitive of the first equipment without calculating the equipment.
The ordinate position is the longitudinal coordinate of the transformer substation;
the main line is extended from the beginning of the X axis, and the main line equipment and the transformer substation are on the same axis, so that the longitudinal coordinate of the transformer substation is consistent with the longitudinal coordinate of the main line.
Step A5: according to data in the circulating branch line T contact set, finding out information of all branch lines, towers, secondary branch line T contacts and the like in the basic data set, sequencing through tower information, confirming the front-rear level relation of equipment and the secondary branch line T contacts, calculating by taking branch line T contact coordinates as a starting point, respectively calculating the coordinate positions of the equipment and the secondary branch line T contacts, emptying the previous branch line T contact set, adding the current secondary branch line T contacts to the branch line T contact set, circulating the branch line calculation process until all branch lines are calculated, recording the maximum horizontal coordinate and the maximum vertical coordinate, and setting the maximum horizontal coordinate and the maximum vertical coordinate as the width and the height of the line topology graph. The calculation formula is as follows:
device Y coordinate position = branch line T junction ordinate position +50 x z + (z-1)
Device X coordinate position = branch line T junction abscissa position.
Step A6: and introducing various types of styles through the calculated equipment coordinate position and equipment type to draw the primitive, adding a unique equipment ID identifier in the primitive, realizing line segment connection of the primitive through a line topological relation, identifying the front-back relation of the primitive and the line segment by using a CSS attribute mode in the primitive and the line segment, and increasing the secondary development expansibility of the line topological graph.
Step A7: circulating a basic data set, finding out equipment primitives according to equipment ID, confirming character width according to equipment name length, and calculating character insertion coordinate points by equipment positioning longitude and latitude coordinates, wherein if the equipment positioning longitude and latitude coordinates are horizontal lines, the character insertion coordinate points move upwards by 10, and if the equipment positioning longitude and latitude coordinates are vertical lines, the character insertion coordinate points move leftwards by 10;
step A8: and finishing the drawing of the line topological graph, and storing the line topological graph under the corresponding folder path.
The line positioning diagram drawing steps are as follows:
step B1: and reading information such as tower information, equipment ID, equipment type, equipment positioning longitude and latitude coordinates and the like in the database, completing the matching of the primitives through the equipment type, completing the marking of the point location of the map equipment and the insertion of the primitives according to the equipment positioning longitude and latitude coordinates, and marking the unique ID attribute of the equipment.
And step B2: and adding a click event into the equipment primitive, clicking the primitive to read the equipment information in the database for popup display through the unique ID attribute of the primitive. (the equipment information is such as lines, towers, equipment types, equipment positioning longitude and latitude coordinates (longitude and latitude coordinates), character coordinates, equipment description and the like).
And step B3: the method comprises the steps of reading information such as main line information, branch line information, tower information, T joints of branch lines, equipment information and equipment positioning longitude and latitude coordinates in a database, sequencing the main line, the branch line towers and the T joints of the branch lines in an ascending order, sequencing topological relations of lines, and drawing line connection according to the topological relations of the lines and the equipment positioning longitude and latitude coordinates.
And step B4: calculating the coordinate position of the description text according to the acquired device positioning longitude and latitude coordinates, and inserting the description text, wherein the calculation formula is as follows: caption text coordinates = device latitude + primitive height +0.001.
The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a distribution network equipment accurate positioning and topological mapping system which characterized by: the system comprises a line task dispatching module, an equipment positioning service module, a line task acceptance module, a data checking module, a data sorting module, a data storage module, a line information browsing module, a line topological graph drawing subsystem and a line positioning graph drawing subsystem; the line task dispatching module, the equipment positioning service module and the line task acceptance module form a data acquisition subsystem, and line data acquisition is carried out through the data acquisition subsystem; the data verification storage subsystem is formed by the data verification module, the data sorting module and the data storage module, and the collected line data is verified, sorted and stored through the data verification storage subsystem; the circuit topological graph drawing subsystem calls circuit data in the data storage module to automatically draw the circuit topological graph; the line positioning diagram drawing subsystem calls line data in the data storage module to automatically draw the line positioning diagram, and the line topological diagram and the line positioning diagram are stored in a folder of the data storage module and then displayed by the line information browsing module;
the line topology drawing subsystem consists of a primitive drawing module, a line topology drawing module and an explanatory text inserting module I; the line topological graph drawing module reads line data in a database, calculates coordinates of a transformer substation according to preset width and height of a graph, finds all devices according to a main line and a branch line respectively, performs coordinate calculation sequentially by taking the transformer substation as a starting point, records the maximum abscissa and the maximum ordinate, sets the maximum abscissa and the maximum ordinate as the width and the height of the line topological graph respectively, introduces different primitive styles according to the types of the devices, and adds a unique identifier and topological relations of an upper primitive, a lower primitive, a left primitive and a right primitive in a device label; when a line has a fault, performing CSS style rendering on equipment primitives and line sections of a line topological graph according to SOE split-combination information of equipment to generate a dynamic line topological graph and realize fault action replay of the whole line;
the line positioning diagram drawing subsystem consists of a primitive inserting module, a line positioning diagram drawing module and an explanatory text inserting module II; the primitive insertion module reads pole tower information, equipment names, equipment types and equipment positioning longitude and latitude coordinates in the database, completes matching of primitives through the equipment types, completes marking of the equipment point positions of the Goodpasts map and primitive insertion according to the equipment positioning longitude and latitude coordinates, adds a click event in the primitives, and clicks a primitive popup window to display basic information of the equipment primitives; and the line positioning diagram drawing module reads line data in the database and finishes drawing the line positioning diagram through the line topological relation and the equipment coordinate.
2. The system for accurate positioning and topological mapping of power distribution network equipment as claimed in claim 1, wherein: the administrator gives an operator equipment data acquisition task list through a line task dispatching module and gives the operator line data acquisition permission; an operator uses the equipment positioning service module to receive the line data acquisition task list, acquires and uploads line data in line patrol and overhaul scenes according to the line data acquisition task list, and submits the line data to the line task acceptance module after the line data acquisition of a single line is finished; and the administrator performs line task acceptance on the line data submitted for acceptance through the line task acceptance module and recovers the collection permission of the line task which is already accepted by the operating personnel.
3. The system for accurately positioning and topographically mapping power distribution network devices of claim 1, wherein: the device positioning longitude and latitude coordinates of the device positioning service module are acquired through a positioning sensor of the integrated comprehensive operation vehicle; the positioning sensor is arranged in a cab of the integrated comprehensive operation vehicle, hole or pit longitude and latitude are obtained through calculation and are used as equipment positioning longitude and latitude coordinates, and the calculation process is as follows:
in the formulaX 1 The current longitude of the vehicle location sensor,Y 1 The current latitude of the sensor is located for the vehicle,X 2 is a pit hole or a hole longitude,Y 2 The latitude of the pit or the hole is,d 1 the horizontal distance of the sensor from the drill boom is positioned for the vehicle,l 1 the length of the immobile part of the drill boom,l x the actual extending length of the movable telescopic oil cylinder of the drill boom.
4. The system for accurate positioning and topological mapping of power distribution network equipment as claimed in claim 1, wherein: the primitive drawing module is used for graphically expressing the power equipment in the power distribution network and drawing various power equipment primitives by adopting a CSS cascading style technology of fixed XML.
5. A power distribution network equipment accurate positioning and topological mapping method is based on the power distribution network equipment accurate positioning and topological mapping system of any one of claims 1-4, and is characterized in that a circuit topological mapping step is as follows:
step A1: a line topological graph file is established by a primitive drawing module, the initial width and height of the line topological graph are set, and drawing of various electrical equipment primitives is realized by adopting a fixed CSS cascading style technology;
step A2: the line topological graph drawing module reads main line information, branch line information, equipment information, tower information and branch line T joints of a line from a database according to the line ID to form a basic data set;
step A3: calculating the coordinate position of the transformer substation according to the preset width and height of the line topological graph;
step A4: finding out all equipment of the main line, T contact information of the branch line and tower information according to basic data in the basic data set, sequencing through the tower information, confirming the front-rear level relation of the equipment and the T contact of the branch line, calculating by taking the coordinate of the transformer substation as a starting point, respectively calculating the coordinate points of the equipment and the T contact of the branch line, and storing the T contact information of the branch line and the coordinate position by using the set;
step A5: finding out all branch lines, towers and T joints of secondary branch lines in the basic data set according to data in the circulating branch line T joint set; sequencing through tower information, confirming the front-rear level relation of T joints of equipment and a secondary branch line, calculating by taking coordinates of the T joints of the branch lines as a starting point, respectively calculating the coordinate positions of the T joints of the equipment and the secondary branch line, emptying a previous T joint set of the branch lines, adding the T joints of the secondary branch line at the current time into the T joint set of the branch lines, circulating the calculation process of the branch lines until all the branch lines are calculated, recording the maximum horizontal coordinate and the maximum vertical coordinate, and setting the maximum horizontal coordinate and the maximum vertical coordinate as the width and the height of a circuit topological graph;
step A6: introducing a primitive style corresponding to the equipment type through the calculated equipment coordinate position and the equipment type to draw the primitive, adding a unique equipment ID identifier in the primitive, realizing line segment connection of the primitive through a line topological relation, and identifying the front-back relation of the primitive and the line segment by using a CSS attribute mode in the primitive and the line segment;
step A7: circulating the basic data set, finding out equipment primitives according to equipment ID, confirming character width according to equipment name length, and calculating character insertion coordinate points by equipment positioning longitude and latitude coordinates;
step A8: and finishing the drawing of the line topological graph, and storing the line topological graph under the corresponding folder path.
6. The method for accurately positioning and topologically mapping power distribution network equipment as claimed in claim 5, wherein the step of drawing the line positioning diagram is as follows:
step B1: reading tower information, equipment ID, equipment type and equipment positioning longitude and latitude coordinates in a database; matching of the primitives is completed through the equipment type, marking of the point location of the map equipment and primitive insertion are completed according to the equipment positioning longitude and latitude coordinates, and the unique ID attribute of the equipment is marked;
and step B2: adding a click event into the equipment primitive, clicking the primitive to read the equipment information in the database for popup display through the unique ID attribute of the primitive;
and step B3: reading main line information, branch line information, tower information, T joints of branch lines, equipment information and equipment positioning longitude and latitude coordinates in a database, sorting out topological relations of the lines by ascending sorting the main line, the branch line towers and the T joints of the branch lines, and drawing line connection according to the topological relations of the lines and the equipment positioning longitude and latitude coordinates;
and step B4: and calculating the coordinate position of the description text according to the acquired equipment positioning longitude and latitude coordinates, and inserting the description text.
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