CN110597933B - Matching method of power grid topological data - Google Patents
Matching method of power grid topological data Download PDFInfo
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- CN110597933B CN110597933B CN201910683703.1A CN201910683703A CN110597933B CN 110597933 B CN110597933 B CN 110597933B CN 201910683703 A CN201910683703 A CN 201910683703A CN 110597933 B CN110597933 B CN 110597933B
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Abstract
The invention discloses a matching method of power grid topological data, which comprises the following steps: determining a service connection point: scheduling topological data are stored in a scheduling service system, GIS medium-voltage topological data are stored in the GIS service system, and service connection points are determined according to the scheduling topological data and the GIS medium-voltage topological data; determining a scheduling topological data modeling principle: modeling each scheduling topological data respectively; determining a GIS medium-voltage topological data acquisition principle: the GIS medium-voltage topological data are called from a GIS service system; modeling scheduling topological data: respectively establishing a scheduling topological data model for each scheduling topological data; and matching the service connection point of the scheduling topology data model with the service connection point of the GIS medium-voltage topology data. The invention provides a matching method of power grid topological data, which designs a data matching rule, completes the matching of scheduling topological data and GIS topological data according to service connection points, realizes the connection of a scheduling service system and a GIS service system, and provides powerful support for the sharing and application of the topological data.
Description
Technical Field
The invention relates to the technical field of dispatching automation, in particular to a matching method of power grid topology data.
Background
The power grid topological data comprise a scheduling main network topology and a GIS medium-voltage topology, the data are respectively stored in a scheduling service system and a GIS service system of a power grid enterprise, the scheduling service system and the GIS service system are respectively independently constructed, the standardization degree of the topological data is not high, topological data models are greatly different, the scheduling service system is relatively independent, the stored scheduling main network topological data are just like islands and cannot be connected with the GIS medium-voltage topology, the sharing and the application of the topological data are greatly influenced, and the interactive sharing of the topological data is difficult.
Disclosure of Invention
The invention aims to provide a power grid topology data matching method to solve the problem that interaction and sharing of topology data are difficult due to the fact that a main network topology and a GIS medium-voltage topology are difficult to connect in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme: a matching method of power grid topological data comprises the following steps: determining a service connection point: scheduling topological data are stored in a scheduling service system, GIS medium-voltage topological data are stored in the GIS service system, and service connection points are determined to be a transformer substation and a 10kV outgoing switch in the transformer substation according to the scheduling topological data and the GIS medium-voltage topological data; determining a scheduling topological data modeling principle: modeling each scheduling topological data respectively; determining a GIS medium-voltage topological data acquisition principle: the GIS medium-voltage topological data are called from the GIS service system; modeling scheduling topological data: respectively establishing a scheduling topological data model for each scheduling topological data; and matching the service connection point of the scheduling topological data model with the service connection point of the GIS medium-voltage topological data.
Preferably, the matching the service connection point of the scheduling topology data model and the service connection point of the GIS medium-voltage topology data includes: matching the transformer substation in the dispatching topological data model with the transformer substation in the GIS medium-voltage topological data according to a first matching rule; and matching the 10kV outgoing switch in the transformer substation in the dispatching topological data model with the 10kV outgoing switch in the transformer substation in the GIS medium-voltage topological data according to a second matching rule under the transformer substation which is matched.
Preferably, the first matching rule is: and matching according to the name of the transformer substation under the shielding voltage level condition.
Preferably, the first matching rule includes: deleting redundant information in the transformer substation name in the dispatching topology data model, and extracting key information as a dispatching topology name; deleting redundant information in the transformer substation name in the GIS medium-voltage topological data, and extracting key information as the GIS topological name; the redundant information comprises one or more of a space, a bracket, a voltage level and a prefix.
Preferably, the deleting redundant information in the substation name includes: deleting a blank space in the transformer substation name; converting 'kV' in the transformer station name into 'kV', and removing 'kV' and a character string before 'kV'; deleting the _, "-" and the previous character content in the transformer substation name; deleting the character content of the "(" and the character content after the "(" and "; and deleting name contents of 'change', 'station', 'substation' and the following names in the substation name.
Preferably, the second matching rule is: and matching the 10kV outgoing line switch in the transformer substation according to the digital coding name under the condition that the transformer substation is matched and has the same voltage class.
Preferably, the second matching rule includes: deleting blank spaces in the names of the 10kV outgoing line switches in the transformer substation; converting full-angle Arabic numerals and Roman numerals into half-angle Arabic numerals; all Arabic numerals are spliced into a digital code; and splicing the transformer substation name and the digital code.
Preferably, in the scheduling topology data model, the name of the substation is the name of the scheduling topology; and in the GIS medium-voltage topological data, the transformer station name is the GIS topological name.
Preferably, the scheduling topology data modeling comprises: acquiring a scheduling topology data dictionary from the scheduling service system; and establishing a dispatching topology data model according to the dispatching topology data dictionary.
Preferably, the data table structure of the scheduling topology data model is consistent with the scheduling topology data dictionary.
Compared with the prior art, the matching method of the power grid topology data provided by the invention has the following advantages:
the invention provides a matching method of power grid topological data, which is used for carrying out different analysis and data processing modes on scheduling topological data and GIS topological data, determining service connection points, designing a data matching rule, completing the matching of the scheduling topological data and the GIS topological data according to the service connection points, realizing the connection of a scheduling service system and the GIS service system, providing powerful support for the sharing and application of the topological data, improving the efficiency of the sharing and interaction of the topological data and obviously improving the data quality level.
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Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. In the drawings:
fig. 1 is a flowchart illustrating steps of a method for matching grid topology data according to a preferred embodiment of the present invention.
Detailed Description
The present invention provides many applicable inventive concepts that can be embodied in a wide variety of specific contexts. The specific examples described in the following embodiments of the present invention are merely illustrative of specific embodiments of the present invention and do not limit the scope of the invention.
The invention is further described with reference to the following figures and detailed description of embodiments.
As shown in fig. 1, fig. 1 is a flowchart illustrating steps of a method for matching grid topology data according to a preferred embodiment of the present invention. The embodiment provides a matching method of power grid topology data, which comprises the following steps:
s1, determining a service connection point: scheduling topological data are stored in a scheduling service system, GIS medium-voltage topological data are stored in a GIS service system, and service connection points are determined as a transformer substation and a 10kV outgoing switch in the transformer substation according to the scheduling topological data and the GIS medium-voltage topological data;
s2, determining a scheduling topological data modeling principle: modeling each scheduling topological data respectively;
s3, determining a GIS medium-voltage topological data acquisition principle: the GIS medium-voltage topological data are called from the GIS service system;
s4, scheduling topological data modeling: respectively establishing a scheduling topological data model for each scheduling topological data;
and S5, matching the service connection point of the scheduling topological data model with the service connection point of the GIS medium-voltage topological data.
The invention provides a matching method of power grid topological data, which is used for carrying out different analysis and data processing modes on scheduling topological data and GIS topological data, determining service connection points, designing a data matching rule, completing the matching of the scheduling topological data and the GIS topological data according to the service connection points, realizing the connection of a scheduling service system and the GIS service system, providing powerful support for the sharing and application of the topological data, improving the efficiency of the sharing and interaction of the topological data and obviously improving the data quality level.
Specifically, each step will be described in detail below.
S1, determining a service connection point: the dispatching topological data are stored in a dispatching service system, the GIS medium-voltage topological data are stored in the GIS service system, and service connection points are determined to be a transformer substation and a 10kV outgoing switch in the transformer substation according to the dispatching topological data and the GIS medium-voltage topological data.
The dispatching topology data are stored in a dispatching service system, the dispatching service system comprises a central dispatching system and a plurality of local dispatching systems of the local power supply bureau, each system operates independently, and corresponding data are independent and can not be directly associated.
The GIS medium-voltage topological data are stored in a GIS business system, and are relatively complex due to multiple equipment types and complex line lap joint.
In the dispatching topology data and the GIS medium-voltage topology data, through analysis, the dispatching topology data and the GIS medium-voltage topology data both contain a transformer substation and a 10kV outgoing switch in the transformer substation, and the 10kV outgoing switch in the transformer substation is not only an interception point of the dispatching topology data but also an initial point of the GIS medium-voltage topology data, so that a service connection point is determined to be the 10kV outgoing switch in the transformer substation and the transformer substation, the dispatching topology data and the GIS medium-voltage topology data are connected into a whole, and the complex topology data are prevented from being difficult to share and apply.
S2, determining a scheduling topological data modeling principle: and modeling each scheduling topological data respectively.
Because each system in the scheduling service system operates independently and corresponding data are independent and can not be directly associated, the scheduling topological data modeling principle is as follows: the data are spliced into a set of data without duplication removal, and each scheduling topological data is modeled respectively, so that the design of a data model is simplified, and the data of each system in the original scheduling service system are ensured not to be disordered and not to influence normal service operation.
S3, determining a GIS medium-voltage topological data acquisition principle: and the GIS medium-voltage topological data is called from the GIS service system.
Because the GIS medium-voltage topological data are complex and are not suitable for independently establishing a data model, the GIS medium-voltage topological data acquisition principle is as follows: the GIS medium-voltage topological data are called from the GIS service system, and the data are directly called from the original GIS service system, so that the data are ensured to be correct and comprehensive, and the consumption requirements of a service application system on the GIS medium-voltage topological data can be met.
S4, scheduling topological data modeling: and respectively establishing a scheduling topology data model for each scheduling topology data.
And respectively establishing a dispatching topology data model for each dispatching topology data in the dispatching service system according to the dispatching topology data modeling principle.
Preferably, the scheduling topology data modeling comprises:
acquiring a scheduling topology data dictionary from the scheduling service system;
and establishing a dispatching topology data model according to the dispatching topology data dictionary.
The data dictionary is used for defining and describing data items, data structures, data streams, data storage, processing logic and the like of data, and aims to describe each element in the data flow chart in detail; in short, a data dictionary is a collection of information describing data, a collection of definitions for all data elements used in a system.
And acquiring a scheduling topological data dictionary from the scheduling service system, and further establishing a scheduling topological data model, so that the data processing process can be simplified, and the established scheduling topological data model is closer to the scheduling service system.
Preferably, the data table structure of the dispatch topology data model is consistent with the dispatch topology data dictionary. And the system is further close to the dispatching service system, so that data processing and data modeling are facilitated.
And S5, matching the service connection point of the dispatching topology data model with the service connection point of the GIS medium-voltage topology data.
Preferably, the matching of the service connection point of the scheduling topology data model and the service connection point of the GIS medium-voltage topology data includes:
matching the transformer substation in the dispatching topological data model with the transformer substation in the GIS medium-voltage topological data according to a first matching rule;
and matching the 10kV outgoing switch in the transformer substation in the dispatching topological data model with the 10kV outgoing switch in the transformer substation in the GIS medium-voltage topological data according to a second matching rule under the transformer substation which is matched.
When matching, the transformer substations in the service connection points are matched, and the switches under the transformer substations are matched under the condition that the transformer substations are successfully matched, so that the matching time is effectively saved, the matching efficiency is high, the dispatching topology data model and the GIS medium-voltage topology data are connected into a whole through matching, the data interaction is facilitated, and the service system can develop other applications.
Preferably, the first matching rule is:
and matching according to the name of the transformer substation under the shielding voltage level condition.
The matching is carried out according to the names of the transformer substations, so that the matching can be carried out accurately, and the matching accuracy is improved.
Preferably, the first matching rule includes:
deleting redundant information in the transformer substation name in the dispatching topology data model, and extracting key information as a dispatching topology name;
deleting redundant information in the transformer substation name in the GIS medium-voltage topological data, and extracting key information as the GIS topological name;
the redundant information comprises one or more of a space, a bracket, a voltage level and a prefix.
The key information is the content which can reflect the information of the transformer substation most, for example, a 35kV new port station and a Bingyang _ new port station are taken as examples, and the key information is a new port.
And processing the transformer substation name in the dispatching topology data model and the transformer substation name in the GIS medium-voltage topology data through the first matching rule, so that the interference of redundant information can be reduced, the key information can be extracted, the matching time can be saved, and the matching precision can be improved.
Preferably, the deleting redundant information in the substation name includes:
deleting a blank space in the transformer substation name;
converting 'kV' in the transformer station name into 'kV', and removing 'kV' and a character string before 'kV';
deleting the _, "-" and the previous character content in the transformer substation name;
deleting the character content of the "(" and the character content after the "(" and ";
and deleting name contents of the transformer, the station, the substation and the following transformer substation in the transformer substation name.
And removing redundant information in the transformer station name as clean as possible, wherein the matching accuracy is higher.
Preferably, the second matching rule is:
and matching the 10kV outgoing line switch in the transformer substation according to the digital coding name under the condition that the transformer substation is matched and has the same voltage class.
After the transformer substation is matched, the 10kV outgoing line switches in the transformer substation are matched according to the digital coding names by taking the same voltage class as a further precondition, so that the method is more accurate, and the mismatching of the switches of different voltage classes in the same transformer substation is avoided.
Preferably, the second matching rule includes:
deleting blank spaces in the names of the 10kV outgoing line switches in the transformer substation;
converting full-angle Arabic numerals and Roman numerals into half-angle Arabic numerals;
splicing all Arabic numerals into a digital code;
and splicing the transformer substation name and the digital code.
The second matching rule removes redundant information in the names of the 10kV outgoing switches in the transformer substation, extracts the digital codes representing the switch information as important information, and meanwhile splices the names of the transformer substations during matching, so that the same digital codes and the switches of different transformer substations are prevented from being matched by mistake, and the matching accuracy is improved.
Preferably, in the scheduling topology data model, the name of the substation is the name of the scheduling topology; in the GIS medium-voltage topological data, the transformer station name is the GIS topological name. And when the transformer substation names are spliced, the transformer substation names processed according to the first matching rule are adopted, so that the matching is more accurate, and the interference of redundant information is reduced.
In the above embodiments, the steps in the method provided by the present invention are described, and the implementation is performed by a computer. That is, a corresponding program is installed in advance in the computer, and the matching method of the grid topology data is executed by running the program. A program for implementing the foregoing matching method for grid topology data may be stored in a computer-readable storage medium and executed by a processor; wherein the processor may be implemented as one or more processor chips or may be part of one or more Application Specific Integrated Circuits (ASICs), and the aforementioned storage media may include, but are not limited to, the following types of storage media: various media that can store program codes, such as a Flash Memory (Flash Memory), a Read Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and the like.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim.
Claims (4)
1. A matching method of power grid topological data is characterized by comprising the following steps:
determining a service connection point: scheduling topological data are stored in a scheduling service system, GIS medium-voltage topological data are stored in the GIS service system, and service connection points are determined to be a transformer substation and a 10kV outgoing switch in the transformer substation according to the scheduling topological data and the GIS medium-voltage topological data;
determining a scheduling topological data modeling principle: modeling each scheduling topological data respectively;
determining a GIS medium-voltage topological data acquisition principle: the GIS medium-voltage topological data are called from the GIS service system;
modeling scheduling topological data: respectively establishing a scheduling topological data model for each scheduling topological data;
matching the service connection point of the dispatching topology data model with the service connection point of the GIS medium-voltage topology data;
the matching of the service connection point of the scheduling topology data model and the service connection point of the GIS medium-voltage topology data comprises:
matching the transformer substation in the dispatching topological data model with the transformer substation in the GIS medium-voltage topological data according to a first matching rule; the first matching rule is as follows: matching according to the name of the transformer substation under the shielding voltage level condition;
matching the 10kV outgoing line switch in the transformer substation in the dispatching topological data model with the 10kV outgoing line switch in the transformer substation in the GIS medium-voltage topological data according to a second matching rule under the transformer substation which is matched; the second matching rule is: matching the 10kV outgoing line switch in the transformer substation according to the digital coding name when the transformer substation is matched and has the same voltage level;
the first matching rule includes:
deleting redundant information in the transformer substation name in the dispatching topology data model, and extracting key information as a dispatching topology name;
deleting redundant information in the transformer substation name in the GIS medium-voltage topological data, and extracting key information as the GIS topological name;
the redundant information comprises one or more of blank space, brackets, voltage level and prefix;
the deleting of the redundant information in the transformer substation name includes:
deleting a blank space in the transformer substation name;
converting 'kV' in the transformer station name into 'kV', and removing 'kV' and a character string before 'kV';
deleting the _, "-" and the previous character content in the transformer substation name;
deleting the character content of the "(" and the character content after the "(" and ";
deleting name contents of 'change', 'station', 'substation' and the following names in the transformer substation name;
the second matching rule includes:
deleting blank spaces in the names of the 10kV outgoing line switches in the transformer substation;
converting full-angle Arabic numerals and Roman numerals into half-angle Arabic numerals;
all Arabic numerals are spliced into a digital code;
and splicing the transformer substation name and the digital code.
2. The matching method for the power grid topology data according to claim 1, wherein in the dispatching topology data model, the transformer station name is the dispatching topology name; in the GIS medium-voltage topological data, the transformer station name is the GIS topological name.
3. The matching method for grid topology data according to claim 1, wherein the scheduling topology data modeling comprises:
acquiring a scheduling topology data dictionary from the scheduling service system;
and establishing a dispatching topology data model according to the dispatching topology data dictionary.
4. The matching method for the power grid topology data according to claim 3, wherein a data table structure of the dispatching topology data model is consistent with the dispatching topology data dictionary.
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