CN108549677B - Method for depicting power supply service range of public transformer area of general distribution network - Google Patents
Method for depicting power supply service range of public transformer area of general distribution network Download PDFInfo
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- CN108549677B CN108549677B CN201810279469.1A CN201810279469A CN108549677B CN 108549677 B CN108549677 B CN 108549677B CN 201810279469 A CN201810279469 A CN 201810279469A CN 108549677 B CN108549677 B CN 108549677B
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a method for depicting a power supply service range of a general distribution network public transformer area. In the invention: carrying out punctuation after removing the duplication of the user address in the platform area; establishing a coordinate system by taking a central point O point of a connecting line of A, B points at the left end and the right end on a map as an origin; after defining the arc angle alpha, calculating the arc angle alpha of each point on the map, deleting the repeated points, connecting all points on the map counterclockwise to form a plurality of angles by taking the rightmost point B as a starting point, and deleting the points of the angles with the angles smaller than Pi/2; and the areas formed by connecting the rest points in turn counterclockwise by taking the rightmost point B as a starting point serve as the power supply service range of the transformer area. The method comprises the steps of marking a user address on a map in a longitude and latitude mode, and removing covered points through angle calculation; the problems that the power supply service range of the distribution network public transformer area is difficult to visually describe, the fault address positioning workload is large, the intelligent level is low and the like are solved, manual drawing is not needed, and the manual workload can be effectively reduced.
Description
Technical Field
The invention belongs to the field of distribution area positioning, and particularly relates to a method for depicting a power supply service range of a general distribution network public transformer area.
Background
Space display of transformer area user range is a key point and difficulty of power grid visualization for a long time, and the range of transformer area users can be well described, so that the transformer area (transformer) positioning of related transformer area (transformer) fault addresses can be facilitated, and guidance is provided for emergency maintenance and repair. The problem that the intelligent location of the portrayal of joining in marriage public transformer district power supply service range of net and joining in marriage net trouble exists at present: how to reasonably define the outer boundary of a transformer area (transformer); how to define points of the selected outer boundary based on the outer boundary of the transformer area; 3, judging the transformer area to which the fault address belongs; 4 how to locate the transformer area (transformer) for the fault address which can not fall in the transformer area (transformer) range.
Disclosure of Invention
The invention aims to provide a method for depicting a power supply service range of a general distribution network public transformer area, which comprises the steps of marking a user address on a map in a longitude and latitude mode, and removing covered points through angle calculation; the problems that the power supply service range of the distribution network public transformer area is difficult to visually describe, the fault address positioning workload is large, the intelligent level is low and the like are solved, manual drawing is not needed, the manual workload can be effectively reduced, the distribution network rush-repair and maintenance efficiency and quality are improved, and the power supply service level of a power enterprise is effectively improved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention discloses a method for depicting a power supply service range of a general distribution network public transformer area, which comprises the following steps:
step one, recording an address
Recording all user addresses in the distribution area, removing duplication of the user addresses in the distribution area, and marking the remaining user addresses on a map;
step two, defining a coordinate system
The points on the map at the left and right ends are A (x)1,y1)、B(x2,y2) (ii) a The center point of a line connecting two points A, B is defined as the origin O
Horizontal with point O as originAn X axis is arranged rightwards, a Y axis is vertically upwards, and a rectangular coordinate system is established;
step three, defining an arc angle
Defining an angle formed by a connecting line of a point and an origin point on the map and the X axis in a counterclockwise direction as an arc angle of the point; respectively calculating the arc angle alpha of each point on the map; rearranging the arc angles of all the points in the order from large to small; rearranging the radian angles of all points from large to small by taking the radian of the rightmost point B as a starting point;
step four, depicting the service range of the platform area
Taking the rightmost point B as a starting point, connecting all points on the map counterclockwise to form a plurality of angles, and deleting the points of the angles with the angles smaller than Pi/2; and the areas formed by connecting the rest points in turn counterclockwise by taking the rightmost point B as a starting point serve as the power supply service range of the transformer area.
Preferably, the user addresses are all longitude and latitude.
Preferably, the arc angle ranges from [0, 2 × Pi ].
Preferably, when the same arc angle α appears in step three, the point on the arc angle α farthest from the origin is retained, and other points on the arc angle α are deleted.
The invention has the following beneficial effects:
the method comprises the steps of marking a user address on a map in a longitude and latitude mode, and removing covered points through angle calculation; the problems that the power supply service range of the distribution network public transformer area is difficult to visually describe, the fault address positioning workload is large, the intelligent level is low and the like are solved, manual drawing is not needed, the manual workload can be effectively reduced, the distribution network rush-repair and maintenance efficiency and quality are improved, and the power supply service level of a power enterprise is effectively improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a graph in the second embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the invention discloses a method for depicting a power supply service range of a general distribution network public transformer area, which comprises the following steps:
step one, recording an address
Recording all user addresses in the distribution area, removing duplication of the user addresses in the distribution area, and marking the remaining user addresses on a map;
step two, defining a coordinate system
The points on the map at the left and right ends are A (x)1,y1)、B(x2,y2) (ii) a The center point of a line connecting two points A, B is defined as the origin O
Establishing a rectangular coordinate system by taking the O point as an origin, taking the horizontal right direction as an X axis and the vertical upward direction as a Y axis;
step three, defining an arc angle
Defining an angle formed by a connecting line of a point and an origin point on the map and the X axis in a counterclockwise direction as an arc angle alpha of the point; respectively calculating the arc angle alpha of each point on the map; rearranging the arc angles alpha of all the points in the order from large to small; rearranging the radian angles alpha of all the points from large to small by taking the radian of the rightmost point B as a starting point;
step four, depicting the service range of the platform area
Taking the rightmost point B as a starting point, connecting all points on the map counterclockwise to form a plurality of angles, and deleting the points of the angles with the angles smaller than Pi/2; and the areas formed by connecting the rest points in turn counterclockwise by taking the rightmost point B as a starting point serve as the power supply service range of the transformer area.
Preferably, the user addresses are both latitude and longitude.
Preferably, the arc angle ranges from [0, 2 × Pi ].
Preferably, when the same arc angle α appears in step three, the point on the arc angle α farthest from the origin is retained, and other points on the arc angle α are deleted.
The second embodiment is as follows:
as shown in fig. 1, a specific implementation process of a method for describing a power supply service range of a general distribution network public transformer area includes the following steps:
the method comprises the following steps: recording all user addresses in the area and removing the duplication of the user addresses in the area, wherein the rest user addresses are A (x)1,y1),B(x2,y2),C(x3,y3),D(x4,y4),E(x5,y5),F(x6,y6)，G(x7,y7)，H(x8,y8)；
Step two: finding two points at the leftmost and rightmost points, the leftmost point being marked as A (x)1,y1) Rightmost is marked as B (x)2,y2) The center point of the connecting line of the two points is marked as O
Establishing a rectangular coordinate system by taking the O point as an origin, taking the horizontal right direction as an X axis and the vertical upward direction as a Y axis;
step three: defining an angle formed by a connecting line of a point and an origin point on the map and the X axis in a counterclockwise direction as an arc angle alpha of the point; respectively calculating the arc angle alpha of each point on the map; respectively calculating the arc angles alpha of A, B, C, D, E, F, G and HA,αB,αC,αD,αE,αF,αG,αHIf there is a phaseKeeping the point farthest from the original point on the arc angle alpha with the same radian, deleting other points on the arc angle alpha, and deleting alphaA,αB,αC,αD,αE,αF,αG,αHRearranged in size order to: alpha is alphaF,αB,αD,αC,αE,αA,αG,αHWill be alphaF,αB,αD,αC,αE,αA,αG,αHRearrangement of alpha from radian of B pointB,αD,αC,αE,αA,αG,αH,αF(ii) a Taking point B as a starting point, an angle formed by connecting the front point and the rear point in the counterclockwise direction has the following components: angle BDC, angle DCE, angle CEA, angle EAG, angle AGH, angle GHF, angle HFB, angle FBD, removing the vertex of an angle less than Pi/2, removing point D. And continuously removing the vertex of the angle smaller than Pi/2 until no angle smaller than Pi/2 exists, wherein the BCEAGH is the peripheral point of the region, and the region formed by connecting the point B serving as a starting point with the counterclockwise direction is the outer boundary of the region range point.
It should be noted that, in the above system embodiment, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
In addition, it can be understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above can be implemented by instructing the relevant hardware through a program, and the corresponding program can be stored in a computer-readable storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, or the like.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. A method for depicting a power supply service range of a general distribution network public transformer area is characterized by comprising the following steps:
step one, recording an address
Recording all user addresses in the distribution area, removing duplication of the user addresses in the distribution area, and marking the remaining user addresses on a map;
step two, defining a coordinate system
The points on the map at the left and right ends are A (x)1,y1)、B(x2,y2) (ii) a The center point of a line connecting two points A, B is taken as the origin
Establishing a rectangular coordinate system by taking the O point as an origin, taking the horizontal right direction as an X axis and the vertical upward direction as a Y axis;
step three, defining an arc angle
Defining an angle formed by a connecting line of a point and an origin point on the map and the X axis in a counterclockwise direction as an arc angle of the point; respectively calculating the arc angle alpha of each point on the map; rearranging the arc angles of all the points in the order from large to small; rearranging the radian angles of all points from large to small by taking the radian of the rightmost point B as a starting point;
step four, depicting the service range of the platform area
Taking the rightmost point B as a starting point, connecting all points on the map counterclockwise to form a plurality of angles, and deleting the points of the angles with the angles smaller than Pi/2; and the areas formed by connecting the rest points in turn counterclockwise by taking the rightmost point B as a starting point serve as the power supply service range of the transformer area.
2. The method as claimed in claim 1, wherein the subscriber addresses are longitude and latitude.
3. The method as claimed in claim 1, wherein the arc angle is [0, 2 × Pi ].
4. The method for characterizing the power supply service range of the distribution network public transformer area as claimed in claim 1, wherein when the same arc angle α occurs in the third step, the point on the arc angle α farthest from the origin is retained, and other points on the arc angle α are deleted.
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| CN201810279469.1A CN108549677B (en) | 2018-03-30 | 2018-03-30 | Method for depicting power supply service range of public transformer area of general distribution network |
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| CN103381996B (en) * | 2013-06-28 | 2015-02-18 | 国家电网公司 | HGIS self-adaption emergency first-aid repair device and applications thereof |
| CN105791001A (en) * | 2015-10-29 | 2016-07-20 | 国网山东临朐县供电公司 | Distribution network management system based on distribution network zone area measurement and control network |
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