CN112235146A - Automatic association method and device for primary and secondary equipment models of intelligent substation - Google Patents
Automatic association method and device for primary and secondary equipment models of intelligent substation Download PDFInfo
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Abstract
The invention discloses a method and a device for automatically associating primary and secondary equipment models of an intelligent substation. Configuring an SCD file to finish instantiation of each secondary device model, importing an SSD file into the SCD file, directly associating a single-interval secondary device CID file to an SSD for a related primary interval, and assigning values to each interval DO of an interval association LN in a cross-interval secondary device CID file to finish interval association. Assigning a secondary equipment LN association relation for the type of the primary equipment object; and associating the primary equipment in each interval to the related secondary equipment LN in each single-interval and cross-interval secondary equipment model according to the association relationship between the object type of the primary equipment and the secondary equipment LN. The invention realizes the automatic association of the primary and secondary equipment models of the intelligent station.
Description
Technical Field
The invention relates to the technical field of intelligent substations, in particular to an automatic association method and device for primary and secondary equipment models of an intelligent substation.
Background
The IEC61850 standard is a foundation for construction of an intelligent substation, defines a configuration system specification description SSD (system specification description) file, describes a primary system structure and a secondary device association relationship, and is actually a file which is started up, and can obtain useful information such as which secondary device logical nodes (LNs, abbreviations of the logical nodes) are associated with a certain primary device and which secondary device logical nodes are associated with the same interval through the secondary device association relationship, but taking a medium-scale 220kV intelligent substation as an example, hundreds of secondary devices need to be associated with thousands of LNs, which objectively brings a great obstacle to application of SSD files.
In recent years, advanced application technologies for operation and maintenance of intelligent substations are continuously developed, and functions based on secondary equipment information include analog quantity and switching quantity homologous comparison analysis from the same primary equipment, primary and secondary equipment state corresponding monitoring and the like. Due to the fact that the incidence relation of the primary and secondary devices is not clear, the data base of high-level application based on the state information of the primary and secondary devices and the state information of the secondary devices in the interval is poor, all configuration processes directly face to instantiated specific device models, configuration work results of a single interval cannot be reused, signals need to be configured one by one through application functions of each interval, configuration efficiency is extremely low, configuration accuracy is difficult to guarantee, and once the model of a certain device changes, related configuration work needs to be completed again.
Therefore, the research on how to realize the automatic association of the primary and secondary equipment models of the intelligent substation is urgently required, and the practical level of the intelligent substation based on the intelligent advanced application function of the primary and secondary equipment information is promoted to be improved.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides an automatic association method and device for a primary and secondary equipment model of an intelligent substation, and solves the problems that the association relation of the primary and secondary equipment is unknown, so that the configuration process based on a secondary equipment state information advanced application function module directly faces to an instantiated specific device model, the configuration efficiency is extremely low, and the configuration correctness is difficult to ensure.
In order to achieve the above purpose, the invention adopts the following technical scheme: an automatic association method for a primary and secondary equipment model of an intelligent substation comprises the following steps:
for a cross-interval secondary equipment model, configuring and setting interval prefixes for each interval logic node LN in the model to complete interval LN grouping, and establishing interval association LNs to provide a secondary interval association interface;
configuring an SCD file to finish instantiation of each secondary device model, importing an SSD file into the SCD file, directly associating a single-interval secondary device CID file to an SSD for a related primary interval, and assigning values to each interval DO of an interval association LN in a cross-interval secondary device CID file to finish interval association;
assigning a secondary equipment LN association relation for the type of the primary equipment object;
and associating the primary equipment in each interval to a related secondary equipment logic node LN in each single-interval and cross-interval secondary equipment model according to the association relationship between the primary equipment object type and the secondary equipment LN.
Further, the interval association LN is constituted by each interval name DO.
Further, the directly associating the single-interval secondary device CID file with the relevant primary interval in the SSD, and assigning values to each interval DO of the interval association LN in the inter-interval secondary device CID file to complete the interval association, includes:
directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file;
and assigning the value of each interval name DO in the interval association LN in the inter-interval secondary equipment CID file to be a corresponding actual interval name in the SSD file so as to complete each interval association.
An automatic association device of a primary and secondary equipment model of an intelligent substation comprises:
the interval association LN configuration module is used for distinguishing the secondary equipment LN of each interval by adopting a set interval prefix for the cross-interval secondary equipment model, and establishing an interval association LN to provide a secondary interval association interface;
the assignment module is used for configuring the SCD file to complete instantiation of each secondary device model, importing the SSD file into the SCD file, directly associating the single-interval secondary device CID file with the related primary interval in the SSD, and assigning values to each interval DO of the interval-related LN in the interval-crossing secondary device CID file to complete interval association;
the association module is used for assigning a secondary equipment LN association relationship for the type of the primary equipment object; and according to the incidence relation between the object type of the primary equipment and the secondary equipment LN, the primary equipment in each interval is associated to the relevant secondary equipment logical node LN in each single-interval and cross-interval secondary equipment model.
Further, the interval association LN is constituted by each interval name DO.
Further, the directly associating the single-interval secondary device CID file with the relevant primary interval in the SSD, and assigning values to each interval DO of the interval association LN in the inter-interval secondary device CID file to complete the interval association, includes:
directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file;
and assigning the value of each interval name DO in the interval association LN of the cross-interval secondary equipment to be a corresponding actual interval name in the SSD file so as to finish interval association.
The invention achieves the following beneficial effects: the method and the system realize automatic association of the primary and secondary equipment models of the intelligent station, straighten the data association relation of the primary and secondary equipment models of the intelligent station, and improve the configuration efficiency and quality of the intelligent high-level application function based on the information of the primary and secondary equipment.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic diagram of interval associated logical node engineering instantiation configuration.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1:
as shown in fig. 1, an automatic association method for a primary and secondary device model of an intelligent substation includes the following steps:
step 1, configuring and setting an interval prefix for each interval LN in a cross-interval secondary equipment model in an ICD (IED capability description file) file to complete interval LN grouping, and establishing an interval association LN to provide a secondary interval association interface. Thus, the bay is associated with LNs in the bay, and bay associated LN interfaces are provided for the integration of the intelligent substation through the bay associated LNs;
setting specific interval prefixes for LNs (function, measurement, input and output) at different intervals in the span-interval secondary equipment model in the ICD file; if the current amplitude of the bus protection interval 5 is B5MMXU1, the tripping of the interval 7 is B7PTRC1 and the like, B5 and B7 are set interval prefixes;
the bay association LN is constituted by respective bay names DO (data objects), for example, a certain bay association LN structure definition is as shown in table 1,
DO is a data object and an LN is typically composed of a plurality of DOs. For example, bus protection can protect 10-bay buses, and an interface associated with 10 bays needs to be provided, and the method is to specially set a bay association LN for this purpose, where the bay association LN is formed by DOs corresponding to 10 bays.
TABLE 1 LN Structure Table relating to certain Interval
As shown in table 2, the english description d of each interval name DO (d of DO is a data attribute of this data object) indicates the interval-specific interval prefix name, and as described above in B5, B7, etc., the value of DO (another data attribute of DO) is used to indicate the interval name in the actual system in the SSD file (this name is an interval english name defined by the SSD standard) and is used to implement association with each interval of the actual system.
TABLE 2 exemplary bus bar protection interval correlation LN Table
| DO | Description of intervals | VALUE | d |
| BAY01 | Bus bar 1 | EBUS4# | BUS1 |
| BAY02 | Bus bar 2 | EBUS5# | BUS2 |
| BAY03 | Bus-tie interval | CBR1 | BC |
| BAY04 | Interval of main transformer 1 | PTR1 | TR1 |
| BAY05 | Main transformer 2 interval | TR2 | |
| BAY06 | Main transformer 3 interval | PTR2 | TR3 |
| BAY07 | Main transformer 4 interval | TR4 | |
| BAY08 | Line1 spacing | LIN1 | LINE1 |
| BAY09 | Line 2 spacing | LIN2 | LINE2 |
| BAY10 | Line3 spacing | LINE3 | |
| …… | …… | …… | …… |
Step 2, configuring an SCD file (substation configuration description file), completing instantiation of each secondary equipment model, importing a configuration System Specification Description (SSD) file into the SCD file, and associating CID (IED instance configuration file) files of single-interval and cross-interval secondary equipment to related intervals of corresponding parts of the SSD in the SCD file;
the method specifically comprises the following steps: directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file; and assigning the value of each interval name DO in the interval-crossing secondary equipment interval association LN as the corresponding actual interval name in the SSD file.
An interval association LN is formed in an interval-spanning protection ICD file, and English description d of each interval DO bears prefix names of the interval-related logical nodes, such as: BUS1, TR1, etc. Associating each interval DO in the interval association LN of the cross-interval secondary equipment model to a corresponding interval in the SSD, and concretely achieving the method is that the value of each interval name DO is assigned to be a corresponding actual interval name in the SSD file so as to complete interval association with an actual system.
As shown in fig. 2, the arrows in the figure are: and assigning the value of each interval name DO to an action corresponding to an actual interval name in the SSD file, wherein the interval name is defined in the SSD file.
The bus protection BAY association LN sets BAY1-BAY10 for 10 BAYs DO, wherein:
1. BAY01 and BAY02 are BUS intervals, d of the BUS intervals are BUS1 and BUS2 respectively, prefix names of logic nodes related to the BUS intervals are BUS1 and BUS2 respectively, and corresponding BUS protection intervals in the SSD of the project are EBUS4# and EBUS5# respectively;
2. BAY03 is a bus tie interval, d of the interval is BC, the prefix name of the logic node related to the bus tie interval is BC, and the corresponding bus tie interval in the SSD of the project is instantiated as CBR 1;
3. BAY04-BAY07 are four main transformer intervals, d of the four main transformer intervals are TR1-TR4 respectively, prefix names of logic nodes related to the main transformer intervals are TR1-TR4 respectively, and corresponding main transformer 1 and main transformer 3 intervals in the SSD of the project are instantiated as PTR1 and PTR2 respectively;
4. BAY08-BAY10 are LINE intervals, d are LINE1-LINE3, respectively, and indicate that the prefix names of the LINE interval related logical nodes are LINE1-LINE3, respectively, and the corresponding LINE1 and LINE 2 intervals in the SSD of the project are LIN1 and LIN2, respectively.
The main transformer guard interval is associated with LN to arrange BAY1-BAY10 with 10 intervals DO, wherein:
1. BAY01 and BAY02 are main transformer high-voltage side intervals, d of the main transformer high-voltage side intervals are HI1 and HI2 respectively, prefix names of logic nodes related to the main transformer high-voltage side intervals are HI1 and HI2 respectively, and the corresponding main transformer high-voltage side interval 1 in the SSD of the project is instantiated as PTR 1;
2. BAY03 is a main transformer high-voltage side interval, d is HIBC, the prefix name of a logic node related to a main transformer high-voltage side bus coupling interval is HIBC, and the corresponding bus coupling interval in the SSD of the project is embodied as CBR 1;
3. BAY04, BAY05 are master substation low voltage side intervals, d are LO1 and LO2 respectively, prefix names representing logical nodes related to the master substation low voltage side intervals are LO1 and LO2 respectively, and corresponding master substation low voltage side interval 1 and interval 2 in the SSD of the project are instantiated as CBR01 and CBR02 respectively;
4. BAY06 is main transformer body interval, d is PTR, the prefix name of the main transformer body interval related logic node is PTR, the corresponding main transformer body interval in the SSD of the project is instantiated as PTR;
5. the BAY07-BAY10 interval is not defined.
Step 3, assigning a secondary equipment LN association relation for the type of the primary equipment object;
this step is to specify a default relationship between the primary equipment object and the secondary equipment LN, such as a switching device fixed association PTRC (trip) logical node.
The method specifically comprises the following steps: LNs such as functions, measurement, input/output interfaces and the like in the relevant secondary device model are set for switches, disconnecting links, lines, transformers and current mutual inductance primary devices, as shown in table 3.
Table 3, association relation table of object type of primary device and LN of secondary device
| Disposable device | Secondary equipment LN |
| Current transformer CTR | TCTR |
| Voltage transformer VTR | TVTR |
| Switch VBR | XCBR、PTRC、RREC、CSWI、CBGGIO |
| Disconnecting link DIS | XSWI、SWGGIO |
| Line LIN | PDIF、PDIS、PTOC、PVOC、PPDP、MMXU |
| Transformer PTR | PDIF、PVOC、PVPH |
| Bus EBUS | PDIF、RBRF、MMXU |
And 4, automatically associating the primary equipment in each interval to the related LNs in each single-interval and cross-interval secondary equipment model according to the association relationship between the object type of the primary equipment and the LNs of the secondary equipment.
The method specifically comprises the following steps: and automatically associating LNs in the single-interval secondary equipment and sub-intervals LNs in the cross-interval secondary equipment to each primary equipment in the relevant interval based on the association relationship between the primary equipment object type and the secondary equipment LNs.
According to the steps, the incidence relation between the primary interval and the single-interval secondary equipment model is established (step 2), the incidence relation between the primary interval and each relevant sub-interval model in the inter-interval secondary equipment is established (step 2), and based on the incidence relation between the object type of the primary equipment and the LN of the secondary equipment (step 3), the LN in the single-interval secondary equipment and each sub-interval LN in the inter-interval secondary equipment are automatically associated to each primary equipment in the relevant interval, and the association of the inter-interval primary equipment and the inter-interval secondary equipment is indicated as shown in a table 4. Such as: MMXU1 in the line protection model and B3MMXU1 in the bus protection model are associated to the line primary device LIN.
TABLE 4 Primary and secondary equipment auto-association relationship table
Example 2:
an automatic association device of a primary and secondary equipment model of an intelligent substation comprises:
the interval association LN configuration module is used for distinguishing the secondary equipment LN of each interval by adopting a set interval prefix for the cross-interval secondary equipment model, and establishing an interval association LN to provide a secondary interval association interface;
the assignment module is used for configuring the SCD file to complete instantiation of each secondary device model, importing the SSD file into the SCD file, directly associating the single-interval secondary device CID file with the related primary interval in the SSD, and assigning values to each interval DO of the interval-related LN in the interval-crossing secondary device CID file to complete interval association;
the association module is used for assigning a secondary equipment LN association relationship for the type of the primary equipment object; and according to the incidence relation between the object type of the primary equipment and the secondary equipment LN, the primary equipment in each interval is associated to the relevant secondary equipment logical node LN in each single-interval and cross-interval secondary equipment model.
Further, the interval association LN is constituted by each interval name DO.
Further, the directly associating the single-interval secondary device CID file with the relevant primary interval in the SSD, and assigning values to each interval DO of the interval association LN in the inter-interval secondary device CID file to complete the interval association, includes:
directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file;
and assigning the value of each interval name DO in the interval association LN of the cross-interval secondary equipment to be a corresponding actual interval name in the SSD file so as to finish interval association.
For the cross-interval secondary equipment model, each interval LN is configured with a specific interval prefix, and a primary interval association LN is established to provide a primary interval association interface and a secondary interval association interface. In the integration process of the intelligent station, the CID file of the single-interval secondary equipment is directly associated to the related primary interval in the SSD, and the value of each interval name DO in the interval-crossing secondary equipment primary interval association LN is assigned to be the related interval name in the SSD file. And automatically associating the primary equipment in the interval to the related LNs in each single-interval and cross-interval secondary equipment model based on the association relationship between the primary interval and the secondary equipment model and the association relationship between various types of primary equipment and secondary equipment LN types. The method can realize automatic association of the primary and secondary equipment models of the intelligent station, straighten the association relation between the primary and secondary equipment models of the intelligent station and data, and remarkably improve the configuration efficiency and quality of the intelligent high-level application function based on the information of the primary and secondary equipment.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An automatic association method for a primary and secondary equipment model of an intelligent substation is characterized by comprising the following steps: the method comprises the following steps:
for a cross-interval secondary equipment model, configuring and setting interval prefixes for each interval logic node LN in the model to complete interval LN grouping, and establishing interval association LNs to provide a secondary interval association interface;
configuring an SCD file to finish instantiation of each secondary device model, importing an SSD file into the SCD file, directly associating a single-interval secondary device CID file to an SSD for a related primary interval, and assigning values to each interval DO of an interval association LN in a cross-interval secondary device CID file to finish interval association;
assigning a secondary equipment LN association relation for the type of the primary equipment object;
and associating the primary equipment in each interval to a related secondary equipment logic node LN in each single-interval and cross-interval secondary equipment model according to the association relationship between the primary equipment object type and the secondary equipment LN.
2. The automatic association method of the primary and secondary equipment models of the intelligent substation according to claim 1, characterized in that: the interval association LN is constituted by each interval name DO.
3. The automatic association method of the primary and secondary equipment models of the intelligent substation according to claim 1, characterized in that: the directly associating the single-interval secondary device CID file with the related primary interval in the SSD, and assigning values to each interval DO of the interval association LN in the inter-interval secondary device CID file to complete interval association, includes:
directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file;
and assigning the value of each interval name DO in the interval association LN in the inter-interval secondary equipment CID file to be a corresponding actual interval name in the SSD file so as to complete each interval association.
4. The utility model provides an automatic relevance device of intelligent substation primary and secondary equipment model which characterized by: the method comprises the following steps:
the interval association LN configuration module is used for distinguishing the secondary equipment LN of each interval by adopting a set interval prefix for the cross-interval secondary equipment model, and establishing an interval association LN to provide a secondary interval association interface;
the assignment module is used for configuring the SCD file to complete instantiation of each secondary device model, importing the SSD file into the SCD file, directly associating the single-interval secondary device CID file with the related primary interval in the SSD, and assigning values to each interval DO of the interval-related LN in the interval-crossing secondary device CID file to complete interval association;
the association module is used for assigning a secondary equipment LN association relationship for the type of the primary equipment object; and according to the incidence relation between the object type of the primary equipment and the secondary equipment LN, the primary equipment in each interval is associated to the relevant secondary equipment logical node LN in each single-interval and cross-interval secondary equipment model.
5. The automatic association device of the primary and secondary equipment models of the intelligent substation of claim 1, wherein: the interval association LN is constituted by each interval name DO.
6. The automatic association device of the primary and secondary equipment models of the intelligent substation of claim 1, wherein: the directly associating the single-interval secondary device CID file with the related primary interval in the SSD, and assigning values to each interval DO of the interval association LN in the inter-interval secondary device CID file to complete interval association, includes:
directly associating the CID file of each interval configuration single-interval secondary device to a corresponding part of intervals of the SSD in the SCD file;
and assigning the value of each interval name DO in the interval association LN of the cross-interval secondary equipment to be a corresponding actual interval name in the SSD file so as to finish interval association.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011122671.7A CN112235146A (en) | 2020-10-20 | 2020-10-20 | Automatic association method and device for primary and secondary equipment models of intelligent substation |
| GB2215404.1A GB2609144B (en) | 2020-10-20 | 2021-03-31 | Method and apparatus for automatically associating primary device models with secondary device models of smart substation |
| PCT/CN2021/084502 WO2022083069A1 (en) | 2020-10-20 | 2021-03-31 | Method and apparatus for automatically associating primary and secondary equipment models of smart substation |
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| CN202011122671.7A CN112235146A (en) | 2020-10-20 | 2020-10-20 | Automatic association method and device for primary and secondary equipment models of intelligent substation |
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| CN112235146A true CN112235146A (en) | 2021-01-15 |
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| CN202011122671.7A Pending CN112235146A (en) | 2020-10-20 | 2020-10-20 | Automatic association method and device for primary and secondary equipment models of intelligent substation |
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| CN (1) | CN112235146A (en) |
| GB (1) | GB2609144B (en) |
| WO (1) | WO2022083069A1 (en) |
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| CN113486052A (en) * | 2021-06-24 | 2021-10-08 | 南京南瑞继保电气有限公司 | Automatic association method and device for primary and secondary equipment intervals of intelligent substation |
| CN114398085A (en) * | 2021-11-16 | 2022-04-26 | 国网湖北省电力有限公司电力科学研究院 | Automatic configuration method, device and medium for picture signals of intelligent substation monitoring system |
| WO2022083069A1 (en) * | 2020-10-20 | 2022-04-28 | 南京南瑞继保电气有限公司 | Method and apparatus for automatically associating primary and secondary equipment models of smart substation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116070383A (en) * | 2023-01-09 | 2023-05-05 | 国网江苏省电力有限公司 | Main wiring diagram automatic generation method based on virtual loop connection relation |
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- 2020-10-20 CN CN202011122671.7A patent/CN112235146A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| GB202215404D0 (en) | 2022-11-30 |
| WO2022083069A1 (en) | 2022-04-28 |
| GB2609144B (en) | 2023-07-12 |
| GB2609144A (en) | 2023-01-25 |
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