CN106651144B - Tower and line relation modeling method with same-tower parallel line information - Google Patents
Tower and line relation modeling method with same-tower parallel line information Download PDFInfo
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- CN106651144B CN106651144B CN201611059113.4A CN201611059113A CN106651144B CN 106651144 B CN106651144 B CN 106651144B CN 201611059113 A CN201611059113 A CN 201611059113A CN 106651144 B CN106651144 B CN 106651144B
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Abstract
The invention discloses a tower and line relation modeling method with same-tower and line information, which comprises the following steps: establishing a physical tower table for storing tower physical information, and establishing a logic tower table for storing tower logic information, wherein the tower logic information comprises tower number information and affiliated line information of a tower in a power grid, and the physical information comprises the longitude and latitude information of the tower; leading tower logic information into a logic tower meter; for the towers with the logic tower tables, updating the physical tower tables according to the longitude and latitude information of all the towers, and forming the corresponding relation between the logic towers and the physical towers; merging the same physical towers; and establishing an association relation between the logic tower and the line in the EMS system line list according to the line information of the logic tower in the logic tower list. The model established by the invention can be used for conveniently obtaining the relation between the line and the tower, ensuring the usability of the information on the same tower from the layer of the frame of the model, and providing powerful support for subsequent information display and analysis.
Description
Technical Field
The invention relates to the technical field of electrical systems, in particular to a tower and line relation modeling method with same-tower parallel line information.
Background
With the development of an Energy Management System (EMS) of a power grid, the demand of a user on the EMS of the power grid is continuously increased, and when the EMS is applied, the demand on the same-tower parallel analysis of a power transmission line of a power system is gradually increased, so that a tower modeling method suitable for the same-tower parallel analysis is required to be provided.
The relation between expression circuit and shaft tower that traditional EMS shaft tower modeling mode can be simple, but unable effectual expression is with the pole and put up information for EMS system can't obtain direct effectual support when carrying out with the pole and put up circuit analysis, and need a large amount of data processing just can accomplish the analysis task, and with the pole and put up circuit analysis efficiency ten minutes lowly.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the modeling of the same-tower parallel line is realized from the model frame layer, the usability of the same-tower parallel information is ensured, the related analysis function of the same-tower parallel line is better realized, the data processing efficiency of the related analysis of the same-tower common line is improved, and powerful support is provided for subsequent information display and analysis.
The technical scheme adopted by the invention is as follows: a tower and line relation modeling method with same-tower parallel line information is disclosed, wherein an EMS system comprises a line table, and electric network line information is stored in the line table; the method comprises the following steps:
s1, establishing a physical pole and tower table, wherein the physical pole and tower table is used for storing physical information of poles and towers, and the physical information of poles and towers comprises longitude and latitude information of poles and towers;
s2, establishing a logic tower table, wherein the logic tower table is used for storing logic information of towers, and the logic information of the towers comprises tower number information of the towers in a power grid and line information of the towers;
s3, importing tower logic information into a logic tower table;
s4, for the towers with the logic tower table introduced, introducing and updating the physical tower table according to the longitude and latitude information of each tower, and forming a corresponding relation between the logic tower and the physical tower;
s5, maintaining a physical pole and tower table, and merging the same physical pole and tower;
and S6, establishing an association relation between the logic tower and the line in the EMS system line list according to the line information of the logic tower in the logic tower list.
As described in the above steps S4 and S6, by the modeling method of the present invention, the association between the tower logical information and the physical information and the association between the tower logical information and the line can be obtained, and on this basis, the association between the tower physical information and the line can also be obtained naturally. The corresponding relation between the pole tower and the line in the aspect of logic can be guaranteed, physical information of the pole tower can be maintained conveniently, the relation between the physical pole tower and the logic pole tower is established, and repeated physical pole towers are prevented from occurring. The modeling of the tower is consistent with the actual situation, and a foundation is laid for the analysis of the same tower and the parallel lines and the like.
Further, in the present invention, the logical tower table is composed of a logical tower attribute table and a logical association table, the logical tower attribute table is used for storing the logical attribute information of the towers, and the logical association table is used for storing the association information between each logical tower and the associated physical tower, and the association information between each logical tower and the associated line.
Further, in step S5, after the same physical towers are merged, the association relationship information in the logical association relationship table of the logical tower table is updated. The information in the logic tower meter is consistent with the actual tower in the power grid, and the reliability of the result of the correlation analysis is guaranteed.
In the invention, the physical tower table consists of a physical tower attribute table and a physical incidence relation table, wherein the physical tower attribute table is used for storing physical attribute information of towers, and the physical incidence relation table is used for storing incidence relation information between each physical tower and an associated logic tower.
The invention subdivides the attributes and the incidence relation of the logic tower table and the physical tower table, and can directly call the information in the corresponding table according to the requirements when analyzing the correlation between the towers and the lines, thereby reducing the data redundancy, quickening the data processing speed and improving the data analysis efficiency.
Further, in the present invention, the logic attribute information of the tower includes: the method comprises the steps of uniformly coding the logic tower ID, the logic tower name, the alias of the logic tower, the description of the logic tower, and the path of the logic tower and the logic tower. The number of the logic tower can be the ID of the logic tower or the unified code of the logic tower.
The physical attribute information of the tower comprises: the method comprises the following steps of physical tower ID, physical tower name, physical tower alias, physical tower description, physical tower path, physical tower unified coding, tower longitude and tower latitude. The physical tower number can be a physical tower ID or a physical tower unified code.
All the existing physical attribute information and logical attribute information related to the tower can be stored in the attribute information table of the logical tower table and the physical tower table, and the method is not limited to the above mentioned information and is convenient for application in the same-tower co-frame analysis.
Advantageous effects
The invention distinguishes and manages the physical information and the logical information of the tower based on the model architecture of the logical tower and the physical tower, and adapts to the double processing requirements of the tower on the physical meaning and the logical meaning. Logically, complete line tower information can be obtained through the association of the tower information and the line; physically, the lines and the towers on the same tower can be effectively analyzed. The method can avoid the function limitation of the traditional power grid EMS system caused by single tower modeling information, ensures the consistency of the power grid tower modeling and the actual situation from the system model frame layer, and lays a foundation for the analysis application related to the line tower.
Drawings
FIG. 1 is a schematic diagram of the method of the present invention;
FIG. 2 is a schematic diagram illustrating tower logical attributes in a logical tower table according to the present invention;
FIG. 3 is a diagram illustrating an association relationship representation in a logical tower table according to the present invention;
FIG. 4 is a diagram illustrating tower physical attribute representations in a physical tower table according to the present invention;
fig. 5 shows the representation intention of the association relationship in the physical tower table according to the present invention.
Detailed Description
The following further description is made in conjunction with the accompanying drawings and specific embodiments.
The invention aims at the defect that the EMS tower modeling mode in the prior art cannot effectively express the same-tower parallel information, so that an EMS system cannot be effectively supported during the same-tower parallel line analysis. The existing EMS system includes a line table in which grid line information is stored.
The invention relates to a tower and line relation modeling method with the same-tower parallel line information, which comprises the following steps:
s1, establishing a physical pole and tower table, wherein the physical pole and tower table is used for storing physical information of poles and towers, and the physical information of poles and towers comprises longitude and latitude information of poles and towers;
s2, establishing a logic tower table, wherein the logic tower table is used for storing logic information of towers, and the logic information of the towers comprises tower number information of the towers in a power grid and line information of the towers;
s3, importing tower logic information into a logic tower table;
s4, for the towers with the logic tower table introduced, introducing and updating the physical tower table according to the longitude and latitude information of each tower, and forming a corresponding relation between the logic tower and the physical tower;
s5, maintaining a physical pole and tower table, and merging the same physical pole and tower;
and S6, establishing an association relation between the logic tower and the line in the EMS system line list according to the line information of the logic tower in the logic tower list.
As described in the above steps S4 and S6, referring to fig. 1, by the modeling method of the present invention, the association between the tower logical information and the physical information and the association between the tower logical information and the line can be obtained, and on this basis, the association between the tower physical information and the line can be obtained naturally. The corresponding relation between the pole tower and the line in the aspect of logic can be guaranteed, physical information of the pole tower can be maintained conveniently, the relation between the physical pole tower and the logic pole tower is established, and repeated physical pole towers are prevented from occurring. The modeling of the tower is consistent with the actual situation, and a foundation is laid for the analysis of the same tower and the parallel lines and the like.
Examples
S1, establishing a physical tower table, which includes a physical tower attribute table and an association table as shown in fig. 3 and fig. 4, where the physical tower attribute table is used to store physical information of the tower, and the tower physical information includes a physical tower ID, a physical tower name, an alias of the physical tower, a description of the physical tower, a physical tower path, a unified coding of the physical tower, a tower longitude, a tower latitude, and the like; the association relation table is used for storing association relation information between each physical tower and the associated logic tower, wherein the association relation information comprises the ID of the associated logic tower, and one physical tower can be associated with a plurality of logic towers and is consistent with the actual power grid condition.
S2, establishing a logical tower table, which includes a logical tower attribute table and an association table as shown in fig. 1 and fig. 2, where the logical tower attribute table is used to store logical information of the tower, including a logical tower ID, a logical tower name, an alias of the logical tower, a logical tower description, a logical tower path and a logical tower unified coding, etc.; the logic association relation table is used for storing association relation information between each logic tower and the associated physical tower, and the association relation information comprises an associated physical tower ID and association relation information between each logic tower and the associated line. One logical tower can be associated with a plurality of physical towers or a plurality of lines, and the actual power grid condition is consistent.
All the existing physical attribute information and logical attribute information related to the tower can be stored in the attribute information table of the logical tower table and the physical tower table, and the method is not limited to the above mentioned information and is convenient for application in the same-tower co-frame analysis.
And S3 and S4, according to the actual line tower information of the power grid, importing the tower information into the logic tower table, and generating the physical tower information in the physical tower table to enable the logic tower and the physical tower to form a one-to-one correspondence relationship.
S5, maintaining the physical pole tower table through the longitude and latitude information of the physical pole tower or assisted by manual cooperation, combining the same physical pole towers, and updating the associated information in the logic pole tower table to enable the associated information to be consistent with the actual power grid, and guaranteeing the accuracy of the related analysis.
And S6, establishing an association relation between the logic tower and the line table in the EMS according to the line information in the logic tower.
The relation between the line and the physical tower can be conveniently obtained through the relation model between the tower and the line established by the method, and the line information erected on the same tower can be easily obtained. The method can solve the problem that the traditional tower model establishes lines on the same tower and the functional limitation that the tower information is difficult to maintain and use, ensures the availability of the information on the same tower and the tower from the layer surface of the model frame, and provides powerful support for subsequent information display and analysis.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (3)
1. A tower and line relation modeling method with same-tower parallel line information is disclosed, wherein a power grid energy management system EMS comprises a line table, and power grid line information is stored in the line table; the method is characterized by comprising the following steps:
s1, establishing a physical pole tower table, wherein the physical pole tower table consists of a physical pole tower attribute table and a physical association relation table, the physical pole tower attribute table is used for storing physical attribute information of pole towers, and the physical association relation table is used for storing association relation information between each physical pole tower and an associated logic pole tower; the physical attribute information of the tower comprises the longitude and latitude information of the tower;
s2, establishing a logic tower table, wherein the logic tower table is used for storing logic information of towers, and the logic information of the towers comprises tower number information of the towers in a power grid and line information of the towers; the logic tower table is composed of a logic tower attribute table and a logic association relation table, the logic tower attribute table is used for storing logic attribute information of the tower, and the logic attribute information of the tower comprises: the name of the logical tower, the alias of the logical tower and the description of the logical tower; the logic association relation table is used for storing association relation information between each logic tower and the associated physical tower and association relation information between each logic tower and the associated line;
s3, importing tower logic information into a logic tower table;
s4, for the towers with the logic tower table introduced, introducing and updating the physical tower table according to the longitude and latitude information of each tower, and forming a corresponding relation between the logic tower and the physical tower;
s5, maintaining a physical pole and tower table, and merging the same physical pole and tower;
and S6, establishing an association relation between the logic tower and the line in the EMS system line list according to the line information of the logic tower in the logic tower list.
2. The method as claimed in claim 1, wherein in step S5, after merging the same physical tower, the association relationship information in the association relationship table of the logical tower table is updated.
3. The method of claim 1, wherein the physical attribute information of the tower further comprises: the method comprises the following steps of (1) uniformly coding physical pole tower names, alias names of the physical pole towers, description of the physical pole towers and the physical pole towers; the tower longitude and latitude information comprises tower longitude and tower latitude.
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| CN107247837A (en) * | 2017-06-06 | 2017-10-13 | 云南电网有限责任公司 | A kind of shaft tower information modelling approach of transmission line of electricity |
| CN107194522B (en) * | 2017-06-28 | 2020-05-22 | 中国电力工程顾问集团西南电力设计院有限公司 | Method for planning tower series of 1100kV extra-high voltage direct-current transmission lines |
| CN109614665A (en) * | 2018-11-22 | 2019-04-12 | 国网天津市电力公司 | A kind of power circuit figure automatic drafting method |
| CN111950159B (en) * | 2020-08-17 | 2022-04-01 | 国网陕西省电力公司西咸新区供电公司 | Modeling method for multi-loop same-pole common-frame power grid |
| CN112989859B (en) * | 2021-05-08 | 2021-09-10 | 国网江西省电力有限公司电力科学研究院 | Distribution line equipment asset modeling system and method based on unmanned aerial vehicle RFID identification |
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