CN105653862A - Method and apparatus for calculating power supply distances of load points - Google Patents
Method and apparatus for calculating power supply distances of load points Download PDFInfo
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- CN105653862A CN105653862A CN201511025529.XA CN201511025529A CN105653862A CN 105653862 A CN105653862 A CN 105653862A CN 201511025529 A CN201511025529 A CN 201511025529A CN 105653862 A CN105653862 A CN 105653862A
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Abstract
The invention discloses a method and an apparatus for calculating power supply distances of load points. The method comprises the steps of obtaining graph data of a transformer area, wherein the transformer area comprises a transformer and the load points; obtaining a topologic path from the transformer to each load point; and calculating a power supply distance from the transformer to the load point corresponding to the topologic path according to each topologic path. The topologic path from the transformer to each load point is obtained and the power supply distance from the transformer to the load point corresponding to the topologic path is calculated according to each topologic path, so that the calculation of the power supply distance of each load point in a power grid is realized and a quantitative reference basis is provided for power supply quality of the transformer to the load points. Compared with manual measurement and calculation of the power supply distance, the method and apparatus have the advantage that automated calculation of the power supply distance of each load point can be conveniently realized according to the graph data of the power grid through the topologic path.
Description
Technical field
The present invention relates to electrical network field, it is specifically related to a kind of load point power supply distance method of calculation and device.
Background technology
Along with the development of economy, the continuous increase of substation's quantity, number of, lines, electrical network is day by day complicated, changes also comparatively frequent. At present, normal employing collaborative computer system and automation algorithm, solve schematic diagram replacement problem frequently, the automatic generation of scheduling large-size screen monitors power transmission network schematic diagram. When generating schematic diagram, it usually needs the table case (load point) exceeding standard unit district radius of electricity supply is identified, so that electrical network is transformed by power supply enterprise.
In prior art, for the management of low-voltage platform area, lack advanced technique means and accurately obtain the super radius of electricity supply scope of low voltage; Power supply enterprise is general obtains client's low voltage range according to voltage monitoring point, or dials service hotline reflection low voltage according to client and learn low voltage range, then carries out selectivity electric network reconstruction. Existing technical scheme, comparatively passive, lag behind customer demand.
Usually the factor affecting transformer his-and-hers watches case quality of power supply is mainly the power supply distance of transformer to this table case, when power supply distance is excessive, quality of power supply generally can be caused to be deteriorated, therefore, how to calculate in electrical network and exceed transformer and become problem demanding prompt solution to the radius of electricity supply of table case.
Summary of the invention
The technical problem to be solved in the present invention is effectively to calculate in electrical network transformer to the power supply distance of load point.
For this reason, according to first aspect, the open a kind of load point power supply distance method of calculation of the embodiment of the present invention, comprising:
Obtaining platform district graph data, described district comprises transformer and multiple load point; Obtain the topological path of described transformer to each load point respectively; The power supply distance of described transformer to load point corresponding to this topological path is calculated respectively according to each topological path.
Further, the topological path of described each load point comprises: the line bar node of this topological path process; Obtain distance between adjacent lines bar on this topological path described; Described calculate described transformer according to each topological path respectively and comprise to the power supply distance of load point corresponding to this topological path: to distance summation between adjacent lines bar on this topological path described, to obtain the power supply distance of load point corresponding to this topological path described.
Further, also comprise: the radius of electricity supply obtaining described transformer;Described calculate the power supply distance of the described transformer load point corresponding to this topological path respectively according to each topological path after, also comprise: judge whether the power supply distance of described each load point exceedes described radius of electricity supply respectively; If the power supply distance of load point exceedes described radius of electricity supply, then in described district's graph data, identify this load point.
Further, if the power supply distance of load point exceedes described radius of electricity supply, then this load point is presented with visual means.
According to second aspect, the open a kind of load point power supply distance calculating device of the embodiment of the present invention, comprising:
Graph data acquiring unit, for obtaining platform district graph data, described district comprises transformer and multiple load point; Topological path acquiring unit, for obtaining the topological path of described transformer to each load point respectively;
Power supply distance calculates unit, for calculating the power supply distance of described transformer to load point corresponding to this topological path according to each topological path respectively.
Further, line bar distance acquiring unit, for the distance obtained on this topological path described between adjacent lines bar; Described power supply distance calculates unit and comprises: summation subelement, for distance summation between adjacent lines bar on this topological path described, to obtain the power supply distance of load point corresponding to this topological path described.
Further, also comprise: radius of electricity supply acquiring unit, for obtaining the radius of electricity supply of described transformer; Whether judging unit, exceed described radius of electricity supply for judging the power supply distance of described each load point respectively; Mark unit, if the power supply distance for load point exceedes described radius of electricity supply, then identifies this load point in described district's graph data.
Further, also comprise: visualization, if the power supply distance for load point exceedes described radius of electricity supply, then present this load point with visual means.
Technical solution of the present invention, tool has the following advantages:
The load point power supply distance method of calculation that the embodiment of the present invention provides and device, owing to obtaining the topological path of transformer to each load point respectively, and according to the power supply distance of each topological path calculating transformer to load point corresponding to this topological path, thus the power supply distance achieving each load point in electrical network calculates, for the quality of power supply of load point is provided quantification reference frame by transformer. Relative to manually to the measuring and calculating of power supply distance, being convenient to realize the automatization calculating of the power supply distance of each load point according to the graph data of electrical network by the mode of topological path.
As preferred technical scheme, whether radius of electricity supply is exceeded by judging the power supply distance of each load point, if the power supply distance of load point exceedes radius of electricity supply, Ze Tai district graph data identifies this load point, thus be convenient to fast, locking easily exceed the load point of radius of electricity supply, provide foundation for listing the load point of electric network reconstruction scope in.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of load point power supply distance method of calculation schema in the embodiment of the present invention;
Fig. 2 is the graphical examples figure in a kind of standard unit district of electrical network in the embodiment of the present invention;
Fig. 3 is a kind of load point power supply distance calculating device schematic diagram in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the technical scheme of the present invention is clearly and completely described, it is clear that described embodiment is the present invention's part embodiment, instead of whole embodiments. Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
In addition, if below in the described different enforcement mode of the present invention involved technology feature do not form conflict each other and just can be combined with each other.
For effectively calculating in electrical network transformer to the power supply distance of load point, the open a kind of load point power supply distance method of calculation of the present embodiment, please refer to Fig. 1, be this load point power supply distance method of calculation schema, these load point power supply distance method of calculation comprise the steps:
Step S100, obtains platform district graph data, and wherein, platform district comprises transformer and multiple load point (table case). Please refer to Fig. 2, for the graphical examples in standard unit district a certain in electrical network, this district comprises transformer 1 and multiple load point 2, in a preferred embodiment, platform district figure can further include multiple line bar node 3 (in figure shown in circle), and be arranged between adjacent lines bar node 3, cable line between line bar node 3 and transformer 1 or load point 2.
Step S200, obtains the topological path of transformer to each load point respectively. In the present embodiment, in platform district figure, with regard to topologies, automatically searching for the topological path of each load point, each topological path is the supply path that the load point 2 of correspondence is powered by transformer 1 by cable line.
Step S300, respectively according to the power supply distance of each topological path calculating transformer to load point corresponding to this topological path. After step S200 acquires topological path, by each topological path, it is possible to calculate the power supply distance of corresponding load point respectively.
In a preferred embodiment, the topological path of each load point comprises: the line bar node of this topological path process. After the topological path obtaining load point, the distance between adjacent lines bar on this topological path can be obtained, specifically, it is possible to prestore the distance between adjacent lines bar, after obtaining topological path, from system, directly extract the distance between adjacent lines bar on this topological path. Perform step S300 time, on this topological path between adjacent lines bar distance summation, to obtain the power supply distance of load point corresponding to this topological path.
In order to realize the load point being convenient to fast, locking exceedes radius of electricity supply easily, in a preferred embodiment, also comprise:
Step S400, obtains the radius of electricity supply of transformer. Alleged radius of electricity supply is that transformer 1 is when transmitting service voltage by cable line so that load point can receive the power supply distance of its normal power supply voltage. Certainly, in other embodiments, it is also possible to according to test needs, suitably increase or reduce radius of electricity supply. In a particular embodiment, radius of electricity supply can be obtained by the input of I/O equipment, it is also possible to is pre-stored in system. It should be noted that, in the present embodiment, not execution sequencing between conditioning step S200 and step S400.
After performing step S300, also comprise:
Step S500, judges whether the power supply distance of each load point exceedes radius of electricity supply respectively.
If the power supply distance of load point exceedes radius of electricity supply, then perform step S600,
Step S600, identifies this load point, specifically, it is possible to this load point is done flag in platform district graph data, it is also possible to add corresponding explanation in its attribute.
In a preferred embodiment, if the power supply distance of load point exceedes radius of electricity supply, then perform step S700,
Step S700, presents this load point with visual means. Specifically, see Fig. 2, it is possible to mark this load point with different colours on platform district figure, certainly, it is also possible to illustrate this load point by the mode of word or symbol on platform district figure.
It should be noted that, in the present embodiment, step S700 can perform after step S600, it is also possible to the two selects an execution.
The present embodiment also discloses a kind of load point power supply distance calculating device, please refer to Fig. 3, and this load point power supply distance calculating device comprises: graph data acquiring unit 100, topological path acquiring unit 200 and power supply distance calculate unit 300, wherein:
Graph data acquiring unit 100 is for obtaining platform district graph data, and platform district comprises transformer and multiple load point; Topological path acquiring unit 200 is for obtaining the topological path of transformer to each load point respectively; Power supply distance calculates unit 300 for respectively according to the power supply distance of each topological path calculating transformer to load point corresponding to this topological path.
In a preferred embodiment, this load point power supply distance calculating device also comprises: line bar distance acquiring unit, for the distance obtained on this topological path between adjacent lines bar; Power supply distance calculate unit 300 comprise: summation subelement, on this topological path between adjacent lines bar distance summation, to obtain the power supply distance of load point corresponding to this topological path.
In a preferred embodiment, this load point power supply distance calculating device also comprises: radius of electricity supply acquiring unit, for obtaining the radius of electricity supply of transformer; Whether judging unit, exceed radius of electricity supply for judging the power supply distance of each load point respectively; Mark unit, if the power supply distance for load point exceedes radius of electricity supply, identifies this load point in Ze Tai district graph data.
In a preferred embodiment, this load point power supply distance calculating device also comprises: visualization, if the power supply distance for load point exceedes radius of electricity supply, then presents this load point with visual means.
Load point power supply distance method of calculation and device disclosed in the embodiment of the present invention, owing to obtaining the topological path of transformer to each load point respectively, and according to the power supply distance of each topological path calculating transformer to load point corresponding to this topological path, thus the power supply distance achieving each load point in electrical network calculates, for the quality of power supply of load point is provided quantification reference frame by transformer. Relative to manually to the measuring and calculating of power supply distance, being convenient to realize the automatization calculating of the power supply distance of each load point according to the graph data of electrical network by the mode of topological path.
In a preferred embodiment, whether radius of electricity supply is exceeded by judging the power supply distance of each load point, if the power supply distance of load point exceedes radius of electricity supply, Ze Tai district graph data identifies this load point, thus be convenient to fast, locking easily exceed the load point of radius of electricity supply, provide foundation for listing the load point of electric network reconstruction scope in.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program. Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect. And, the present invention can adopt the form at one or more upper computer program implemented of computer-usable storage medium (including but not limited to multiple head unit, CD-ROM, optical memory etc.) wherein including computer usable program code.
The present invention is that schema and/or skeleton diagram with reference to method according to embodiments of the present invention, equipment (system) and computer program describe. Should understand can by the combination of the flow process in each flow process in computer program instructions flowchart and/or skeleton diagram and/or square frame and schema and/or skeleton diagram and/or square frame. These computer program instructions can be provided to the treater of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine so that the instruction performed by the treater of computer or other programmable data processing device is produced for realizing the device of function specified in schema flow process or multiple flow process and/or skeleton diagram square frame or multiple square frame.
These computer program instructions also can be stored in and can guide in computer-readable memory that computer or other programmable data processing device work in a specific way, making the instruction that is stored in this computer-readable memory produce the manufacture comprising instruction device, this instruction device realizes the function specified in schema flow process or multiple flow process and/or skeleton diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform a series of operation steps to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for realizing the step of the function specified in schema flow process or multiple flow process and/or skeleton diagram square frame or multiple square frame.
Obviously, above-described embodiment is only for example is clearly described, and not to the restriction of the mode of enforcement. For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description. Here without the need to also cannot all enforcement modes be given exhaustive. And the apparent change thus extended out or variation are still among the protection domain of the invention.
Claims (8)
1. load point power supply distance method of calculation, it is characterised in that, comprise the steps:
Obtaining platform district graph data, described district comprises transformer and multiple load point;
Obtain the topological path of described transformer to each load point respectively;
The power supply distance of described transformer to load point corresponding to this topological path is calculated respectively according to each topological path.
2. load point power supply distance method of calculation as claimed in claim 1, it is characterised in that, the topological path of described each load point comprises: the line bar node of this topological path process;
Obtain distance between adjacent lines bar on this topological path described;
Described calculate described transformer according to each topological path respectively and comprise to the power supply distance of load point corresponding to this topological path: to distance summation between adjacent lines bar on this topological path described, to obtain the power supply distance of load point corresponding to this topological path described.
3. load point power supply distance method of calculation as claimed in claim 1 or 2, it is characterised in that, also comprise:
Obtain the radius of electricity supply of described transformer;
Described calculate the power supply distance of the described transformer load point corresponding to this topological path respectively according to each topological path after, also comprise:
Judge whether the power supply distance of described each load point exceedes described radius of electricity supply respectively;
If the power supply distance of load point exceedes described radius of electricity supply, then in described district's graph data, identify this load point.
4. load point power supply distance method of calculation as claimed in claim 3, it is characterised in that, if the power supply distance of load point exceedes described radius of electricity supply, then present this load point with visual means.
5. a load point power supply distance calculating device, it is characterised in that, comprising:
Graph data acquiring unit, for obtaining platform district graph data, described district comprises transformer and multiple load point;
Topological path acquiring unit, for obtaining the topological path of described transformer to each load point respectively;
Power supply distance calculates unit, for calculating the power supply distance of described transformer to load point corresponding to this topological path according to each topological path respectively.
6. load point power supply distance calculating device as claimed in claim 5, it is characterised in that,
Line bar distance acquiring unit, for the distance obtained on this topological path described between adjacent lines bar;
Described power supply distance calculates unit and comprises:
Summation subelement, for distance summation between adjacent lines bar on this topological path described, to obtain the power supply distance of load point corresponding to this topological path described.
7. load point power supply distance method of calculation as described in claim 5 or 6, it is characterised in that, also comprise:
Radius of electricity supply acquiring unit, for obtaining the radius of electricity supply of described transformer;
Whether judging unit, exceed described radius of electricity supply for judging the power supply distance of described each load point respectively;
Mark unit, if the power supply distance for load point exceedes described radius of electricity supply, then identifies this load point in described district's graph data.
8. load point power supply distance calculating device as claimed in claim 7, it is characterised in that, also comprise:
Visualization, if the power supply distance for load point exceedes described radius of electricity supply, then presents this load point with visual means.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511025529.XA CN105653862B (en) | 2015-12-30 | 2015-12-30 | Load point power supply distance calculation method and device |
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| CN201511025529.XA CN105653862B (en) | 2015-12-30 | 2015-12-30 | Load point power supply distance calculation method and device |
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| CN105653862A true CN105653862A (en) | 2016-06-08 |
| CN105653862B CN105653862B (en) | 2019-05-24 |
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| CN201511025529.XA Active CN105653862B (en) | 2015-12-30 | 2015-12-30 | Load point power supply distance calculation method and device |
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