CN108509676B - A kind of geographical retraction automatic drafting method of figure of power system - Google Patents
A kind of geographical retraction automatic drafting method of figure of power system Download PDFInfo
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Abstract
The present invention relates to the technical fields of electric power supervisory control management method, more particularly, to a kind of geographical retraction automatic drafting method of figure of power system, use is not waited than geographical retraction placement algorithm, substation carries out retraction layout with reference to actual coordinate, the relative position between reservation station and station；Outlet switch is evenly distributed on substation's surrounding, using paper space and reduces crossing elimination；Equipment annotation is upper and lower by the mark progress of neighbouring device according to drawing white space, is dislocated, and realizes that equipment annotation is not overlapped；Placement algorithm guarantees that route only takes the air line, and keeps drawing layout clear beautiful, whole style is smooth vertical and horizontal.The system diagram drawing drawn using method of the invention, route is smooth vertical and horizontal, device layout is accurate, reasonable, beautiful, mark avoids excessively being overlapped, close to the use habit of power business department, and the probability that the expenditure of cost of human resources can be reduced and malfunctioned by hand, improve the intelligence of drawing work, it is ensured that drawing is properly generated and updated in time.
Description
Technical field
The present invention relates to the technical fields of electric power supervisory control management method, more particularly, to a kind of figure of power system
Geographical retraction automatic drafting method.
Background technique
System diagram is one of electric system core drawing, can clearly show substation in electric system/power supply station's totality
The full wired network relationship of power distribution network.System diagram can ensure that distribution scheduling implements the network control of the full wiring of power distribution network, i.e., by matching
The visualization of power equipment communication relationship shows to promote entire distribution scheduling monitoring management ability in net system diagram.Such as: working as electricity
When net encounters major network heavy-overload load need to be immediately controlled, it can believe by distribution line communication relationship between the station of system diagram and contact point
Breath, auxiliary dispatching person immediately determine that the feeder line where associated loadings, and analysis decision load transfer plan and live load control system
Scheme.And when for occurrence of large-area power outage event, system diagram is even more to carry out extensive, efficient power to restore effective
Tool.In terms of Electric Power Network Planning construction, by distribution network systems figure, it can clearly show weak ring between main distribution power supply point
Section, to provide most strong data supporting for electric grid investment planning, power generation configuration, user distribution etc..
Currently, electric power enterprise, research institute, scientific research colleges and universities are concentrated mainly on the research of figure of power system drafting pattern: (1)
The manual drawing of figure of power system is realized using tools such as AutoCAD, Visio；(2) electrical connection equipment pel mould is established
Type is laid out power equipment figure using power guidance algorithm.However, traditional manual drawing is slow at figure efficiency, need big
The cartographer of amount carrys out manual maintenance, and cost of human resources is high, and drawing updates not in time, ununified pel standard at figure
Specification, causing drawing to be drawn, style is different, and equipment shows confusion, and Hand drawing is easy error, safeguards band to railroad embankment
Carry out security risk；Figure of power system is drawn automatically using power guidance algorithm, if power equipment quantity is more in drawing,
Algorithm needs the positional relationship between continuous iterative cycles processing equipment, slow at figure efficiency, it is more to occupy computing resource, and participate in cloth
The number of devices of office is inversely proportional with final layout effect, i.e., number of devices is more, and layout effect is more undesirable；Final layout effect
Fruit is rendered as equipment and is uniformly distributed netted effect, different with the smooth vertical and horizontal layout type of power supply enterprise's system diagram used in everyday
It causes, and is unable to embodiment device geographic direction information in drawing；Equipment wiring condition in station cannot objectively be showed.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of geographical retractions of figure of power system to draw automatically
Method processed, the probability that can be reduced the expenditure of cost of human resources and malfunction by hand, improves the intelligence of drawing work, it is ensured that figure
Paper is properly generated and is updated in time.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of geographical retraction automatic drafting method of figure of power system is provided, comprising the following steps:
S10. figure of power system drawing model, including drawing object set, device object set, connection point object are established
Set, connecting line object set and mark object set；
S20. data resource master data electric network model file is imported in figure of power system drawing model, and power grid mould is written
Power equipment primary attribute, equipment room topological connection relation, equipment room subordinate relation, equipment latitude and longitude coordinates letter in type file
Breath；
S30. drawing object set, device object set, tie point object set are read in figure of power system drawing model
Conjunction, connecting line object set and mark object set, are arranged object drawing attribute and establish the relationship between each object；
S40. it according to the topological connection relation of equipment room, removes out except substation, electric room, feeder switch, middle pressure rack are empty
Other equipment except line, midium voltage cable, loop networks switch re-establish equipment topological connection relation, to realize that simplifying equipment opens up
Flutter the purpose of connection relationship；
S50. according to not waiting than geographical retraction algorithm, device object set is traversed, each equipment and drawing central point are calculated
The distance between, and calculated distance is compared with predetermined value to adjust the spacing between equipment, carry out figure cloth
Office；
S60. traversed according to equipment subordinate relation and obtain all devices in electric room, including bus equipment, inlet wire equipment and
Line-outgoing equipment；The principle for following upper entering and lower leaving is laid out bus equipment, inlet wire equipment and the line-outgoing equipment in electric room,
So that all bus equipments are laterally aligned in electric room, arrange from left to right, and inlet wire equipment and line-outgoing equipment are distinguished into cloth
Office is in the two sides up and down of bus equipment；
S70. the oblique line object set in connecting line object set is obtained, traverses oblique line object set, and in every oblique line
The middle vertical or horizontal break of access, so that connecting line object set meets smooth vertical and horizontal principle, and between guarantee connection line object
Do not intersect；
S80. traversal mark object set obtains device object coordinate information associated by mark object；With device object
Centered on coordinate, it is not laminated in principle each other to mark object, equipment annotation object is laid out according to nine grids rule；
S90. by after layout device object, connection line object, connection point object, mark the coordinates feedback of object to electric
The drawing platform of Force system figure drawing model, graphing and by images outputting.
The geographical retraction automatic drafting method of figure of power system of the invention, it is real based on data resource platform master data model
The automatic drafting of existing system diagram, the probability that can greatly reduce the expenditure of cost of human resources and malfunction by hand improve drawing work
Intelligence, it is ensured that drawing is properly generated and is updated in time；And the system diagram drawing drawn based on this method, route are horizontal flat perpendicular
Directly, device layout is accurate, reasonable, beautiful, and mark avoids excessive overlapping, can close to the use habit of power business department
Most strong data supporting is provided for Electric Power Network Planning, outage analysis, dispatching and monitoring etc., realizes informationization, the intelligence of administration of power networks
Change, it is horizontal to improve integrity service.
Preferably, power equipment primary attribute described in step S20 includes device name, device id, device numbering, electricity
It presses grade and switch state, the equipment room topological connection relation includes terminal ID, corresponding device ID and affiliated connection
Point ID, the equipment room subordinate relation include the affiliated functional location type of electricity room, equipment belonging to equipment and the affiliated line of equipment
Road, the equipment latitude and longitude coordinates information includes longitude X and latitude Y.
Preferably, object drawing attribute is arranged as follows and establishes the relationship between each object by step S30:
S31. drawing object set is obtained, the drawing information of drawing object is set, and the drawing information includes drawing class
Type, designation of drawing, version, affiliated unit, founder and creation time；
S32. device object set is traversed, the facility information of device object is set, and the facility information includes equipment class
Type, device height, plant width classify to equipment according to device type, and face cluster tool, point device is added in face equipment
Line cluster tool is added in addition point cluster tool, line equipment, is ranked up to device object set and is added to device object
In drawing object；
S33. connecting line object set is traversed, line style, the line width information of setting connection line object are arranged belonging to connecting line
The start node object and end node object of connecting line is arranged in device object, is ranked up and incites somebody to action to connecting line object set
Connection line object is added in drawing object；
S34. tie point object set is traversed, the angle information of setting connection point object, setting connects to be set belonging to point object
Standby object is ranked up tie point object set and connection point object is added in drawing object；
S35. traversal mark object set, the color of setting mark object, font information are arranged belonging to mark object and set
Standby object is ranked up mark object set and mark object is added in drawing object.
Preferably, S40 simplifies equipment topological connection relation according to the following steps:
S41. initial plant is set by feeder switch, sets termination device for loop networks switch, according to opening up for equipment room
Connection relationship is flutterred, topological follow-up analysis is carried out since feeder switch, between feeder switch and loop networks switch after the completion of analysis
Connection path be set as main path, other paths are set as individual path, and remove all branches on individual path and set
It is standby；
S42. device object set is traversed, is not concerned with equipment in removal system figure, only retains main equipment, the main equipment
Including substation, electric room, feeder switch, middle pressure rack ceases to be busy, midium voltage cable and loop networks switch；
S43. it is directed to the branch equipment removed and is not concerned with equipment, the equipment before and after removing device is re-established topology
Connection relationship.
Preferably, step S50 is carried out as follows:
S51. obtain device object maximum coordinates and min coordinates in drawing object: defining minimum X-coordinate is variable min
X, maximum X-coordinate are max X, and minimum Y-coordinate is variable min Y, and maximum Y-coordinate is variable max X, traverse device object collection
It closes, the X-coordinate and Y-coordinate of each device object in device object set is compared two-by-two, and maximin is stored in
In relevant variable；
S52. calculate drawing center point coordinate: definition central point X-coordinate is variable center X, and central point Y-coordinate is to become
Center Y is measured, wherein center X is calculated by formula center X=(max X-min X)/2, and center Y is by public affairs
Formula center Y=(max Y-min Y)/2 is calculated；
S53. obtain the nearest and farthest substation equipment object of distance center point: the definition shortest distance is variable min
Distance, maximum distance are variable max Distance, traverse device object set, obtain all devices object distance center
The linear distance of point, and in maximin deposit relevant variable；
S54. calculate scaling D: most suitable distance is 1000 between predetermined two substation equipment objects, scaling D
=1000/(max Distance-min Distance)；
S55. the distance between substation equipment object: traversal device object is adjusted according to the scaling D in step S54
Set obtains device object all in device object set, calculates the distance between every two device object sub
Distance, if judging, the distance is less than scheduled most suitable distance, increases the distance between device object, adjusts equipment pair
The coordinate of elephant, until the distance between two device objects sub Distance is adjusted to scheduled most suitable distance；Judge the distance
If more than scheduled most suitable distance, then the distance between two device objects are reduced, power transformation station coordinates is adjusted, until two device objects
The distance between sub Distance be adjusted to scheduled most suitable distance.
Preferably, each inlet wire equipment and the order of connection of line-outgoing equipment and bus with practical situation keep one in step S60
It causes；There is fixed equipment interval between each inlet wire equipment room, each line-outgoing equipment, so that each equipment room is not overlapped.
Preferably, oblique line object set acquisition methods described in step S70 is as follows: traversal connecting line object set obtains
The X-coordinate and Y-coordinate information for taking connecting line starting endpoint and termination end points, judge whether the X-coordinate of starting endpoint is equal to termination
The X-coordinate of endpoint, whether the Y-coordinate of starting endpoint is equal to the Y-coordinate of termination end points, if the X, Y coordinates of starting endpoint differ
In the X, Y coordinates of termination end points, then the connecting line does not meet smooth vertical and horizontal principle, and oblique line object is added in the connection line object
Set.
Preferably, the mark object in step S80 is placed on equipment surrounding according to nine grids rule, according to it is upper and lower, left,
The right side, upper left, upper right, lower-left, bottom right sequence are placed, if there are other equipment or marks for current location, are placed to next
Position.It follows and is not overlapped principle each other equipment annotation is laid out, rationally utilize white space in drawing.
Compared with prior art, the beneficial effects of the present invention are:
(1) the geographical retraction automatic drafting method of figure of power system of the invention, is based on data resource platform master data mould
Type realizes the automatic drafting of system diagram, and the probability that can greatly reduce the expenditure of cost of human resources and malfunction by hand improves drawing
The intelligence of work, it is ensured that drawing is properly generated and updated in time.
(2) the geographical retraction automatic drafting method of figure of power system of the invention, use do not wait than geographical retraction layout calculation
Method, substation carry out retraction layout with reference to actual coordinate, the relative position between reservation station and station；Outlet switch is evenly distributed on
Substation's surrounding farthest utilizes paper space and reduction crossing elimination；Equipment annotation is according to drawing white space dynamic
By the mark of neighbouring device carry out up and down, be dislocated, realize not being overlapped for equipment annotation；Guarantee that route only takes the air line, makes figure
Paper cloth office is clearly beautiful, and whole style is smooth vertical and horizontal.
(3) the system diagram drawing drawn based on this method, route is smooth vertical and horizontal, and device layout is accurate, reasonable, beautiful, mark
Note avoids excessive overlapping, can be Electric Power Network Planning, outage analysis, dispatching and monitoring close to the use habit of power business department
The most strong data supporting of equal offers, realizes informationization, the intelligence of administration of power networks, it is horizontal to improve integrity service.
Detailed description of the invention
Fig. 1 is the flow chart of the geographical retraction automatic drafting method of figure of power system of the invention.
Specific embodiment
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment 1
It is as shown in Figure 1 the flow chart of the geographical retraction automatic drafting method of figure of power system of the invention, including following
Step:
S10. figure of power system drawing model, including drawing object set, device object set, connection point object are established
Set, connecting line object set and mark object set；
S20. data resource master data electric network model file is imported in figure of power system drawing model, and power grid mould is written
Power equipment primary attribute, equipment room topological connection relation, equipment room subordinate relation, equipment latitude and longitude coordinates letter in type file
Breath；
S30. drawing object set, device object set, tie point object set are read in figure of power system drawing model
Conjunction, connecting line object set and mark object set, are arranged object drawing attribute and establish the relationship between each object；
S40. it according to the topological connection relation of equipment room, removes out except substation, electric room, feeder switch, middle pressure rack are empty
Other equipment except line, midium voltage cable, loop networks switch re-establish equipment topological connection relation, to realize that simplifying equipment opens up
Flutter the purpose of connection relationship；
S50. according to not waiting than geographical retraction algorithm, device object set is traversed, each equipment and drawing central point are calculated
The distance between, and calculated distance is compared with predetermined value to adjust the spacing between equipment, carry out figure cloth
Office；
S60. traversed according to equipment subordinate relation and obtain all devices in electric room, including bus equipment, inlet wire equipment and
Line-outgoing equipment；The principle for following upper entering and lower leaving is laid out bus equipment, inlet wire equipment and the line-outgoing equipment in electric room,
So that all bus equipments are laterally aligned in electric room, arrange from left to right, and inlet wire equipment and line-outgoing equipment are distinguished into cloth
Office is in the two sides up and down of bus equipment；
S70. the oblique line object set in connecting line object set is obtained, traverses oblique line object set, and in every oblique line
The middle vertical or horizontal break of access, so that connecting line object set meets smooth vertical and horizontal principle, and between guarantee connection line object
Do not intersect；
S80. traversal mark object set obtains device object coordinate information associated by mark object；With device object
Centered on coordinate, it is not laminated in principle each other to mark object, equipment annotation object is laid out according to nine grids rule；
S90. by after layout device object, connection line object, connection point object, mark the coordinates feedback of object to electric
The drawing platform of Force system figure drawing model, graphing and by images outputting.
Wherein, power equipment primary attribute described in step S20 includes device name, device id, device numbering, voltage
Grade and switch state, the equipment room topological connection relation include terminal ID, corresponding device ID and affiliated tie point
ID, the equipment room subordinate relation include the affiliated functional location type of electricity room, equipment belonging to equipment and the affiliated route of equipment,
The equipment latitude and longitude coordinates information includes longitude X and latitude Y.
Object drawing attribute is arranged as follows and establishes the relationship between each object by step S30:
S31. drawing object set is obtained, the drawing information of drawing object is set, and the drawing information includes drawing class
Type, designation of drawing, version, affiliated unit, founder and creation time；
S32. device object set is traversed, the facility information of device object is set, and the facility information includes equipment class
Type, device height, plant width classify to equipment according to device type, are ranked up and will set to device object set
Standby object is added in drawing object；
S33. connecting line object set is traversed, line style, the line width information of setting connection line object are arranged belonging to connecting line
The start node object and end node object of connecting line is arranged in device object, is ranked up and incites somebody to action to connecting line object set
Connection line object is added in drawing object；
S34. tie point object set is traversed, the angle information of setting connection point object, setting connects to be set belonging to point object
Standby object is ranked up tie point object set and connection point object is added in drawing object；
S35. traversal mark object set, the color of setting mark object, font information are arranged belonging to mark object and set
Standby object is ranked up mark object set and mark object is added in drawing object.
Step S40 simplifies equipment topological connection relation according to the following steps:
S41. initial plant is set by feeder switch, sets termination device for loop networks switch, according to opening up for equipment room
Connection relationship is flutterred, topological follow-up analysis is carried out since feeder switch, between feeder switch and loop networks switch after the completion of analysis
Connection path be set as main path, other paths are set as individual path, and remove all branches on individual path and set
It is standby；
S42. device object set is traversed, is not concerned with equipment in removal system figure, only retains main equipment, the main equipment
Including substation, electric room, feeder switch, middle pressure rack ceases to be busy, midium voltage cable and loop networks switch；
S43. it is directed to the branch equipment removed and is not concerned with equipment, the equipment before and after removing device is re-established topology
Connection relationship.
Step S50 is carried out as follows:
S51. obtain device object maximum coordinates and min coordinates in drawing object: defining minimum X-coordinate is variable min
X, maximum X-coordinate are max X, and minimum Y-coordinate is variable min Y, and maximum Y-coordinate is variable max X, traverse device object collection
It closes, the X-coordinate and Y-coordinate of each device object in device object set is compared two-by-two, and maximin is stored in
In relevant variable；
S52. calculate drawing center point coordinate: definition central point X-coordinate is variable center X, and central point Y-coordinate is to become
Center Y is measured, wherein center X is calculated by formula center X=(max X-min X)/2, and center Y is by public affairs
Formula center Y=(max Y-min Y)/2 is calculated；
S53. obtain the nearest and farthest substation equipment object of distance center point: the definition shortest distance is variable min
Distance, maximum distance are variable max Distance, traverse device object set, obtain all devices object distance center
The linear distance of point, and in maximin deposit relevant variable；
S54. calculate scaling D: most suitable distance is 1000 between predetermined two substation equipment objects, scaling D
=1000/(max Distance-min Distance)；
S55. the distance between substation equipment object: traversal device object is adjusted according to the scaling D in step S54
Set obtains device object all in device object set, calculates the distance between every two device object sub
Distance, if judging, the distance is less than scheduled most suitable distance, increases the distance between device object, adjusts equipment pair
The coordinate of elephant, until the distance between two device objects sub Distance is adjusted to scheduled most suitable distance；Judge the distance
If more than scheduled most suitable distance, then the distance between two device objects are reduced, power transformation station coordinates is adjusted, until two device objects
The distance between sub Distance be adjusted to scheduled most suitable distance.
Each inlet wire equipment and the order of connection of line-outgoing equipment and bus are consistent with practical situation in step S60；Respectively into
There is fixed equipment interval between line equipment room, each line-outgoing equipment, so that each equipment room is not overlapped.
Oblique line object set acquisition methods described in step S70 is as follows: traversal connecting line object set obtains connecting line
The X-coordinate and Y-coordinate information of starting endpoint and termination end points, judge whether the X-coordinate of starting endpoint is equal to the X seat of termination end points
Mark, whether the Y-coordinate of starting endpoint is equal to the Y-coordinate of termination end points, if the X, Y coordinates of starting endpoint are not equal to termination end points
X, Y coordinates, then the connecting line does not meet smooth vertical and horizontal principle, and oblique line object set is added in the connection line object.
Mark object in step S80 is placed on equipment surrounding according to nine grids rule, according to upper and lower, left and right, upper left,
Upper right, lower-left, bottom right sequence are placed, if there are other equipment or marks for current location, are placed to the next position.It follows
It is not overlapped principle each other to be laid out equipment annotation, rationally utilizes white space in drawing.
The present invention is not using waiting than geographical retraction placement algorithm, and substation carries out retraction layout with reference to actual coordinate, reservation
Relative position between substation and substation, outlet switch are evenly distributed on substation's surrounding, farthest utilize figure
Paper space and reduction crossing elimination.Equipment annotation carries out the mark of neighbouring device according to drawing white space dynamic upper and lower, left
Dextroposition realizes not being overlapped for equipment annotation substantially.Placement algorithm guarantees that route only takes the air line, and makes the clear beauty of drawing layout
It sees, whole style is smooth vertical and horizontal.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (7)
1. a kind of geographical retraction automatic drafting method of figure of power system, which comprises the following steps:
S10. establish figure of power system drawing model, including drawing object set, device object set, tie point object set,
Connecting line object set and mark object set；
S20. data resource master data electric network model file is imported in figure of power system drawing model, and electric network model file is written
In power equipment primary attribute, equipment room topological connection relation, equipment room subordinate relation, equipment latitude and longitude coordinates information；
S30. drawing object set is read in figure of power system drawing model, device object set, tie point object set, is connected
Wiring object set and mark object set, are arranged object drawing attribute and establish the relationship between each object；
S40. it according to the topological connection relation of equipment room, removes out except substation, electric room, feeder switch, middle pressure rack ceases to be busy, middle pressure
Other equipment except cable, loop networks switch re-establish equipment topological connection relation, to realize that simplifying equipment Topology connection closes
The purpose of system；
S50. according to not waiting than geographical retraction algorithm, device object set is traversed, is calculated between each equipment and drawing central point
Distance, and calculated distance is compared with predetermined value to adjust the spacing between equipment, carries out pattern layout；
S60. it is traversed according to equipment subordinate relation and obtains all devices in electric room, including bus equipment, inlet wire equipment and outlet
Equipment；The principle for following upper entering and lower leaving is laid out bus equipment, inlet wire equipment and the line-outgoing equipment in electric room, so that
All bus equipments are laterally aligned in electric room, arrange from left to right, and inlet wire equipment and line-outgoing equipment are laid out respectively
The two sides up and down of bus equipment；
S70. the oblique line object set in connecting line object set is obtained, traverses oblique line object set, and connect in every oblique line
Enter vertical or horizontal break, so that connecting line object set meets smooth vertical and horizontal principle, and guarantees not hand between connection line object
Fork；
S80. traversal mark object set obtains device object coordinate information associated by mark object；With device object coordinate
Centered on, it is not laminated in principle each other to mark object, equipment annotation object is laid out according to nine grids rule；
S90. by after layout device object, connection line object, connection point object, mark the coordinates feedback of object to electric system
The drawing platform of figure drawing model, graphing and by images outputting；
Wherein, step S50 is carried out as follows:
S51. obtain device object maximum coordinates and min coordinates in drawing object: defining minimum X-coordinate is variable min X, most
Big X-coordinate is max X, and minimum Y-coordinate is variable min Y, and maximum Y-coordinate is variable max X, traverses device object set, right
The X-coordinate and Y-coordinate of each device object are compared two-by-two in device object set, and maximin deposit is mutually strained
In amount；
S52. calculate drawing center point coordinate: definition central point X-coordinate is variable center X, and central point Y-coordinate is variable
Center Y, wherein center X is calculated by formula center X=(max X-min X)/2, and center Y is by formula center
Y=(max Y-min Y)/2 is calculated；
S53. obtain the nearest and farthest substation equipment object of distance center point: the definition shortest distance is variable min
Distance, maximum distance are variable max Distance, traverse device object set, obtain all devices object distance center
The linear distance of point, and in maximin deposit relevant variable；
S54. calculate scaling D: most suitable distance is 1000 between predetermined two substation equipment objects, scaling D=
1000/(max Distance-min Distance)；
S55. the distance between substation equipment object: traversal device object set is adjusted according to the scaling D in step S54,
Device object all in device object set is obtained, the distance between every two device object sub Distance is calculated, sentences
If the distance of breaking is less than scheduled most suitable distance, increases the distance between device object, adjust the coordinate of device object, until
The distance between two device objects sub Distance is adjusted to scheduled most suitable distance；Judge the distance if more than scheduled
It is most suitable for distance, then reduces the distance between two device objects, power transformation station coordinates is adjusted, until the distance between two device objects
Sub Distance is adjusted to scheduled most suitable distance.
2. the geographical retraction automatic drafting method of figure of power system according to claim 1, which is characterized in that step S20
Described in power equipment primary attribute include device name, device id, device numbering, voltage class and switch state, institute
The equipment room topological connection relation stated includes terminal ID, corresponding device ID and affiliated tie point ID, the equipment room subordinate
Relationship includes the affiliated functional location type of electricity room, equipment belonging to equipment and the affiliated route of equipment, and the equipment longitude and latitude is sat
Marking information includes longitude X and latitude Y.
3. the geographical retraction automatic drafting method of figure of power system according to claim 2, which is characterized in that step S30
Object drawing attribute is set as follows and establishes the relationship between each object:
S31. drawing object set is obtained, the drawing information of drawing object is set, and the drawing information includes drawing type, drawing
Title, version, affiliated unit, founder and creation time；
S32. device object set is traversed, the facility information of device object is set, and the facility information includes device type, equipment
Highly, plant width classifies to equipment according to device type, is ranked up to device object set and adds device object
Enter into drawing object；
S33. connecting line object set is traversed, connecting line corresponding device pair is arranged in line style, the line width information of setting connection line object
As the start node object and end node object of connecting line is arranged, is ranked up to connecting line object set and by connecting line
Object is added in drawing object；
S34. tie point object set, the angle information of setting connection point object, setting connection point object corresponding device pair are traversed
As being ranked up to tie point object set and connection point object being added in drawing object；
S35. traversal mark object set, the color of setting mark object, font information, setting mark object corresponding device pair
As being ranked up to mark object set and mark object being added in drawing object.
4. the geographical retraction automatic drafting method of figure of power system according to claim 1, which is characterized in that step S40
Simplify equipment topological connection relation according to the following steps:
S41. initial plant is set by feeder switch, sets termination device for loop networks switch, even according to the topology of equipment room
Relationship is connect, topological follow-up analysis is carried out since feeder switch, the company between feeder switch and loop networks switch after the completion of analysis
It connects path and is set as main path, other paths are set as individual path, and remove all branch equipments on individual path；
S42. device object set is traversed, is not concerned with equipment in removal system figure, only retains main equipment, the main equipment includes becoming
Power station, electric room, feeder switch, middle pressure rack ceases to be busy, midium voltage cable and loop networks switch；
S43. it is directed to the branch equipment removed and is not concerned with equipment, the equipment before and after removing device is re-established Topology connection pass
System.
5. the geographical retraction automatic drafting method of figure of power system according to claim 1, which is characterized in that step S60
In be provided with equipment interval between each inlet wire equipment, each line-outgoing equipment.
6. the geographical retraction automatic drafting method of figure of power system according to claim 1, which is characterized in that step S70
Described in oblique line object set acquisition methods it is as follows: traversal connecting line object set, obtain connecting line starting endpoint and terminate
The X-coordinate and Y-coordinate information of endpoint, judge whether the X-coordinate of starting endpoint is equal to the X-coordinate of termination end points, the Y of starting endpoint
Whether coordinate is equal to the Y-coordinate of termination end points, should if the X, Y coordinates of starting endpoint are not equal to the X, Y coordinates of termination end points
Connecting line does not meet smooth vertical and horizontal principle, and oblique line object set is added in the connection line object.
7. the geographical retraction automatic drafting method of figure of power system according to any one of claims 1 to 6, feature exist
In, the mark object in step S80 is placed on equipment surrounding according to nine grids rule, according to upper and lower, left and right, upper left, upper right,
Lower-left, bottom right sequence are placed, if there are other equipment or marks for current location, are placed to the next position.
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| CN115277533B (en) * | 2022-07-20 | 2023-11-03 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Automatic drawing method for static physical link topology of transformer substation |
| CN114936442B (en) * | 2022-07-22 | 2022-12-09 | 国网江西省电力有限公司电力科学研究院 | System and method for accurately positioning power distribution network equipment and forming topological graph |
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