CN102779156A - Configuration method for database of communication device in digital substation - Google Patents
Configuration method for database of communication device in digital substation Download PDFInfo
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Abstract
The invention relates to a configuration method for a database of a communication device in a digital substation. The configuration method comprises the following steps: forming an independent middle text, namely, a rule file, according to an IEC61850 standard and a mapping rule for the database of the communication device; automatically generating data of a measuring point according to an engineering requirement and inputting the data of the measuring point into the database of the communication device, for an imported ICD (Interface Control Document) of the device during the configuration process of the communication device; and configuring through configuration software. According to the configuration method, the middle text is supplied to the database of the communication device and the database of the communication device is statically generated according to the corresponding rule in the middle text after the configuration software is imported into the ICD of an IEC61850 device, wherein the rule in the middle text comprises three parts: a basic classifying rule, a prior rule and a shielding rule. According to the configuration method, the database for the measuring point can be flexibly and automatically generated for the imported ICD of the device according to the engineering requirement, so that the process of manually selecting the point by an engineering configuring person is omitted, the possibility of configuration fault is eliminated and the efficiency of engineering configuration is increased.
Description
Technical field
The present invention relates to power system automatic field, particularly mapping of IEC61850 mounted cast and communicator banking process in the digital transformer substation.
Background technology
The communicator of electric system factory station (power plant, transformer station) operation at present, major function are to be responsible for being forwarded to distant place main website to secondary device information in the factory station, and functional localization is a gateway in the station.The communication protocol that communicator and distant place main website adopt is commonly used has IEC 101/104/103 etc.; These standards all are to organize data with the tabulation mode at present; And data qualification is clearer and more definite, as confirming as six distant data (remote signalling, remote measurement, remote control, remote regulating, distant arteries and veins, gear) with the scheduling station interactive information.Adopt the transformer station of IEC61850 standard, the secondary device model is the object-oriented tissue in the factory station, and information is very abundant.Communication device database must be accomplished the mapping of IEC61850 model and master station communication point table.The ICD file of transformer station's standard of IEC61850 standard is single device capability description document, and manufacturer offers system integration manufacturer by device, and this document has been described master data model and service that IED provides, but does not comprise IED instance title and messaging parameter.The scd file is the description document of standing entirely, and the uniform data source of standing has entirely been described exemplary configuration and the messaging parameter of all IED, and communicate configuration between the IED and signal contact information (such as the GOOSE line) are accomplished by system integration manufacturer.The scd file is the set of ICD file of standing entirely, and accomplishes messaging parameter and signal contact configuration.
The communication device database configuration of electric system factory station secondary device is that a completion is chosen in manual work basically at present; Its process is for using the secondary device ICD file that configuration instrument is opened needs access; Be divided into the needed measuring point of data centralization one by one in the classification of predesignating; Accomplish forming an intermediate file after this chooses point process, the communicator program is resolved this intermediate file and is formed the measuring point data storehouse.
The mode that also has a kind of automatic importing, this mode require the ICD file by appointment standard and form provide, require ICD to organize data set respectively by predefined classification, configuration instrument is classified according to data set automatically, forms the measuring point data library file.
First kind of mode engineering configuration effort amount is very big, factory's relatively easy error of standing when larger, and require the engineering staff that the IEC61850 standard is had certain understanding.The second way has shortened the working time, but the ICD file is had specific (special) requirements, and dumb, editability is poor, has under the situation that how tame manufacturer provides unrealistic at factory's station equipment at present.
The factory station of electric system is adopted and has been used OO unified Modeling technology and the Abstract Common Service Interface that is independent of network structure in the IEC61850 standard, and configuration descriptive language SCL such as intelligent substation describe and issue.The ICD file is that IED (intelligent electric device) configuration tool is transferred to the file of system configuration utility.
The ICD file that present manufacturer provides is generally a full model text; Be the maximum ability of supporting of this model device, quantity of information is very abundant, but only uses wherein a part of information during practical applications; Import the measuring point data storehouse if press full model; Garbage is too many, causes database very too fat to move, waste communicator internal memory and cpu resource.
Summary of the invention
The objective of the invention is: propose a kind of internal expression text that adopts and realize the method that the communicator rapid static is built the storehouse; Simply and exactly accomplish the mapping between the classification of IEC61850 specification data and communicator application service desired data; According to IEC61850 standard file with the XML form according to OO method tissue device information, communication device database is organized according to dissimilar measuring points.Solve communication device database information classification and efficient importing problem in the electric substation automation system that adopts the IEC61850 standard.
Technical scheme of the present invention: the database configuration method of communicator in the digital transformer substation; According to the mapping ruler of IEC61850 standard and communication device database, form independent internal expression text, i.e. a rule file; In communicator configuration layoutprocedure; To the device ICD file that imports, automatically generate the data of measuring point and input communication facility database according to engineering demand; Be configured through configuration software; This collocation method offers communication device database with internal expression text; Configuration software imports behind the ICD file of IEC61850 device according to the respective rule in the internal expression text; Internal expression text comprises three partial contents: " basic classification rule ", " priority rule " and " shielding rules ", the static communication device database that generates.Can require to edit according to communication device database to middle text, on-the-fly modify mapping ruler; With the critical field combined method of IEC61850 specification data class, data object and data attribute, realize the mapping one by one (being IEC61850 specification data and communication device database application service desired data) between the two.
Database configuration tool software imports ICD file and rule file; Generate database file; Its flow process is: the ICD file of tool software parsing XML format parses FC, CDC, the DA of each data object, according to the IEC61850 standard; Each data object is made up of a plurality of data attributes; Data attribute adheres to the different functions constraint again separately, and data object is defined by the public data class of correspondence, confirms the particular type of data in database of a measuring point with " functional restraint ", " public data class " and " data attribute " three options; Be combined into character string with three, mate according to the priority orders of " shielding rules ", " priority rule ", " basic classification rule ".
Coupling " shielding rules " success, then this measuring point does not get into database; Coupling " priority rule " success is then classified by the specific name of " priority rule " definition; Coupling " basic classification rule " success is then by " basic classification rule " category classification.
To the ICD file that does not meet the IEC61850 standard, can according to " basic classification rule " can not entirely accurate classify, then adopt " priority rule " in the internal expression text to shine upon.
Maybe information very abundant to the ICD file of device, but only need the wherein situation of a part of information during practical applications, adopt " shielding rules " in the internal expression text to shield, make it not to be embodied in the communication device database.
Through Software tool middle file is edited flexibly, revised rule wherein, offer database configuration instrument easily and import, avoid to revise mapping ruler and cause the configuration instrument software of to upgrade because of engineering construction.
" shielding rules " and " priority rule "." shielding rules " used the regular expression editor, and " priority rule " is that the pairing IEC61850 of whole measuring point describes title, above define in the rule file." priority rule " as: " C1/MMTR1$ST$Meter1$stVal " representes that this FCDA forces to be defined as the electricity class, and a type title is " a distant arteries and veins ".The measuring point that contains " CTRL/GGIO47$ST; CTRL/GGIO48$ST; CTRL/GGIO49$ST " during " shielding principle " regular expression is described like " CTRL/GGIO4 [7-9] { 1}$ST " expression shielding IEC61850, promptly IEC61850 describes the measuring point that title comprises this type of character string and does not import in the measuring point data storehouse.
The importing of intermediate file: the method for application of intermediate file; The communication device database configuration instrument imports IEC61850 device ICD model, simultaneously, is placed on the same catalogue of ICD file to the intermediate file that has generated (rule file); Rule according to intermediate file (rule file) file; Automatically classify, and, see accompanying drawing 1 in interface display.
The flexible editor of intermediate file: step 3 has promptly been accomplished the mapping from the IEC61850 model to communicator measuring point data storehouse, and has been shown at friendly interface after finishing.To nonstandard especially ICD file, the mapping ruler in the existing intermediate file can not satisfy the requirement of user to the data classification, then can revise priority rule corresponding in the intermediate file simultaneously automatically at the interface measuring point type of mapping being carried out manual modification.
The present invention is made up of five parts, and realization communicator rapid static is built the storehouse.The universal law of IEC61850 model and communicator measuring point classification map according to IEC61850 model specification and communicator application service data qualification demand, is summed up by first, produces " basic classification rule ".Second portion for improving the compatibility to all manufacturers ICD file, satisfies the needs of dirigibility simultaneously, adopts the method that increases " priority rule " and " shielding rules ".The 3rd, form intermediate file, three rules offer configuration instrument by certain format with the mode of text (being rule file).The 4th, the communicator configuration instrument imports ICD file and intermediate file, and the corresponding measuring point of ICD file is mated by three rules, forms communicator measuring point data library file.The 5th,, middle file is edited flexibly if needed.
Beneficial effect of the present invention: the present invention can utilize an independent intermediate file; Simply and exactly IEC61850 model data and the classification of communicator application service desired data are shone upon; Data qualification of the present invention is applicable to the ICD file that all manufacturers provide, and does not require that engineering configuration personnel deeply grasp the knowledge of IEC61850 standard.The present invention proposes a kind of internal expression text that adopts and realizes the method that the communicator rapid static is built the storehouse.According to OO thought tissue device information, organize according to dissimilar measuring points by communication device database with the XML form for the IEC61850 model file.With critical field combined methods such as the data class of 61850 mounted casts, data object, data attributes, can realize the mapping one by one between the two.This combined method can offer the communication device database configuration software with the mode of internal expression text, and can edit flexibly according to Database Requirements middle text, on-the-fly modifies mapping ruler.Through technical scheme of the present invention, in communicator configuration layoutprocedure, to the device ICD file that imports; Can generate the measuring point data storehouse flexibly and automatically according to engineering demand; Avoid engineering configuration personnel manual work to choose process a little, stopped the possibility that configuration makes mistakes, can improve the efficient of engineering configuration; The engineering staff need not have deep understanding to 61850 models simultaneously, has reduced the requirement to the engineering staff.This method does not have special code requirement to device ICD file, is applicable to the IEC61850 device of all producers both at home and abroad.
The present invention adopts the mode of internal expression text to offer the communication device database configuration software, and can edit flexibly middle text, on-the-fly modifies mapping ruler.Through technical scheme of the present invention, in communicator configuration layoutprocedure, to the device ICD file that imports; Can generate the measuring point data storehouse flexibly and automatically according to engineering demand; Avoid engineering configuration personnel manual work to choose process a little, stopped the possibility that configuration makes mistakes, can improve the efficient of engineering configuration; The engineering staff need not have deep understanding to 61850 models simultaneously, has reduced the requirement to the engineering staff.This method does not have special code requirement to device ICD file, is applicable to the IEC61850 device of all producers both at home and abroad.
Description of drawings
Fig. 1 configuration instrument classification interface.
Fig. 2 classifies at the configuration instrument interface modification.
Embodiment
Be further described below in conjunction with accompanying drawing and form specific embodiments of the invention.The enforcement of the inventive method comprises five parts, and realization communicator rapid static is built the storehouse.
First, the formation of " basic classification rule ", in the IEC61850 model, each data object (DO) is made up of a plurality of data attributes (DA), and data attribute belongs to different functions constraint (FC) again.Data object is defined by the public data class (CDC) of correspondence.Can confirm the concrete application of a measuring point with FC, CDC, three options of DA; In order to realize conveniently adopting the mode of character string, combine these three; Form is: " FC$CDC Name$SDO ID Name [$SDO ID Name [$ ...]] $DataAttributeName "; Wherein, SDO ID Name part can be nested, for example as: " MX$WYE$phsA$cVal$mag$f ".
First, the formation of " basic classification rule ", in the IEC61850 model, each data object (DO) is made up of a plurality of data attributes (DA), and data attribute belongs to different functions constraint (FC) again.Data object is defined by the public data class (CDC) of correspondence.Can confirm the concrete application of a measuring point with FC, CDC, three options of DA; In order to realize conveniently adopting the mode of character string, combine these three; Form is: " FC$CDC Name$SDO ID Name [$SDO ID Name [$ ...]] $DataAttributeName "; Wherein, SDO ID Name part can be nested, for example as: " MX$WYE$phsA$cVal$mag$f ".
The foundation that this rule forms; See from application point; Data attribute in the IEC61850 model (DataAttribute) value is according to their special-purpose classification; (FC) defines with functional restraint, and IEC61850 standard 7-2 has partly provided the definition of various functional restraints, and the used functional restraint in communicator measuring point storehouse is seen table 1.
Table 1IEC61850 data attribute and communicator measuring point classification correspondence table
Data class is used for defining all information of logic node (LN) in the IEC61850 model, and public data class (CDC) is its subclass, is its component.Therefore each data object (DO) all has the CDC of a correspondence to define, and CDC is made up of DataAttribute and FC, and 7-3 has partly provided the CDC definition in standard, sees table 2.
Table main public data class of 2IEC61850 and communicator measuring point classification correspondence table
The definite value area code embodies in definite value controll block SGCB in the standard, and SP$SGCB$ActSG, SP$SGCB$EditSG represent to move definite value area code and editor's definite value area code respectively.
According to the top rule of summing up, IEC61850 mounted cast and the classification of communicator measuring point data storehouse can draw following mapping relations, see table 3.
Table 3IEC61850 mounted cast and communicator measuring point data storehouse classification map
Second portion; To the ICD file that does not meet the modeling of IEC61850 standard; According to " basic classification rule " can not entirely accurate classify, increase a special rules: " priority rule ", " priority rule " organized with the character string mode; Form is " LDName/LNName$DataName [$DataName [$ ...]] $DataAtrributeName ", for example as: " C1/MMTR1$ST$Meter1$stVal ".Communicator has specific (special) requirements to some measuring point, need from certain classification, take out the minority measuring point and divide one group separately, also can adopt the method for priority principle to realize.
To some ICD file full model is provided; But the device of practical applications is only supported the situation that it is a part of, adopts an additional rule model measuring point to be shielded i.e. " shielding rules "; " shielding rules " can dwindle the size of database file greatly, saves internal memory and cpu resource." shielding rules " adopts the regular expression tissue, convenient understanding and editor, and " shielding rules " is used for the IEC61850 description name (FCDA) of each measuring point is mated.For example as: " CTRL/GGIO4 [7-9] { 1}$ST ", expression inspection IEC61850 model measuring point describe name whether comprise " CTRL/GGIO47$ST ", " CTRL/GGIO48$ST " and " CTRL/GGIO49$ST " and character string.
Third part, the generation of intermediate file forms text (being rule file) to three rules in first and second part according to simple clear and definite mode.
The 4th part, database configuration tool software imports the ICD file and the intermediate file of IEC61850 device, generates the measuring point data storehouse of communicator.Step is: the ICD file of tool software parsing XML format; Parse FC, CDC, the DA of each data object; Be combined into character string according to first, mate according to the priority orders of " shielding rules ", " priority rule ", " basic classification rule ".Coupling " shielding rules " success, then this measuring point does not get into database; The category classification of " priority rule " definition is then pressed in coupling " priority rule " success; Coupling " basic classification rule " success is then by " basic classification rule " category classification.
The 5th part, if database has specific demand, can be on the basis that third part is accomplished; By database configuration instrument the interface is provided; Carry out the mandatory modification classification, simultaneously, configuration instrument is made amendment to " priority rule " in the rule file; Add amended class declaration to " priority rule " part, import again after being used for.
One, primitive rule generates
" basic classification rule " listed according to the form of " FC$CDC Name$SDO ID Name [$SDO ID Name [$ ...]] $DataAttributeName " one by one; " basic classification rule " defines respectively by 8 types: state class (YX), measurement type (YC), an electricity class (YM), gear class (YP), control type (YK), parameter class (PARA), definite value class (SETTING), definite value area code class (SETTING_NO), 8 types definition is the rule file of face " data qualification " part as follows.The string expression that forms according to " basic classification rule " is the rule file of face " classifying rules " part as follows.In " basic classification rule ", each bar rule is the group group heading in the classification under this measuring point at last.In the IEC61850 model functional restraint can be divided into state, measurement, control, set up an office, replacement, definite value etc., confirm concrete " basic classification rule " according to the semanteme of concrete CDC again.Following italicized item is the content of rule file, and this rule file is the text of " configuration rule .cfg " by name, comprises four partial contents: the definition of data qualification title, " basic classification rule ", " priority rule " and " shielding rules ".The communicator configuration instrument imports presents when importing the ICD model file simultaneously, according to the rule in the presents ICD is resolved classification.
[data qualification]
Remote signalling=YX
Action element=YX
Hard pressing plate=YX
Soft pressing plate=YX
Operation alarm=YX
Self-check of device=YX
Communications status=YX
GOOSE signal=YX
Special remote signalling=YX
Remote measurement=YC
Protection measurement=YC
Failure message=YC
Earthing wire-selecting data=YC
Distant arteries and veins=YM
Electric weight=YM
Remote control=YK
Remote regulating=YK
Gear=YP
Device parameter=PARA
Definite value=SETTING
Definite value area code=SETTING_NO
[classifying rules 1]
Type=priority rule
Number=5
[classifying rules 2]
Type=shielding rules
Number=3
[classifying rules 3]
Type=primitive rule
Number=18
Rule 16=ST$ACD$dirPhsC, action element
Rule 17=ST$ACD$neut, action element
Rule 18=ST$ACD$dirNeut, action element
[classifying rules 4]
Type=primitive rule
Number=48
Rule 16=MX$WYE$phsB$cVal$ang$i, remote measurement
Rule 17=MX$WYE$phsC$cVal$mag$f, remote measurement
Rule 18=MX$WYE$phsC$cVal$mag$i, remote measurement
Rule 19=MX$WYE$phsC$cVal$ang$f, remote measurement
Rule 20=MX$WYE$phsC$cVal$ang$i, remote measurement
Rule 21=MX$WYE$neut$cVal$mag$f, remote measurement
Rule 22=MX$WYE$neut$cVal$mag$i, remote measurement
Rule 23=MX$WYE$neut$cVal$ang$f, remote measurement
Rule 24=MX$WYE$neut$cVal$ang$i, remote measurement
Rule 25=MX$WYE$net$cVal$mag$f, remote measurement
Rule 26=MX$WYE$net$cVal$mag$i, remote measurement
Rule 27=MX$WYE$net$cVal$ang$f, remote measurement
Rule 28=MX$WYE$net$cVal$ang$i, remote measurement
Rule 29=MX$WYE$res$cVal$mag$f, remote measurement
Rule 30=MX$WYE$res$cVal$mag$i, remote measurement
Rule 31=MX$WYE$res$cVal$ang$f, remote measurement
Rule 32=MX$WYE$res$cVal$ang$i, remote measurement
Rule 33=MX$DEL$phsAB$cVAl$mag$f, remote measurement
Rule 34=MX$DEL$phsAB$cVal$mag$i, remote measurement
Rule 35=MX$DEL$phsAB$cVal$ang$f, remote measurement
Rule 36=MX$DEL$phsAB$cVal$ang$i, remote measurement
Rule 37=MX$DEL$phsBC$cVal$mag$f, remote measurement
Rule 38=MX$DEL$phsBC$cVal$mag$i, remote measurement
Rule 39=MX$DEL$phsBC$cVal$ang$f, remote measurement
Rule 40=MX$DEL$phsBC$cVal$ang$i, remote measurement
Rule 41=MX$DEL$phsCA$cVal$mag$f, remote measurement
Rule 42=MX$DEL$phsCA$cVal$mag$i, remote measurement
Rule 43=MX$DEL$phsCA$cVal$ang$f, remote measurement
Rule 44=MX$DEL$phsCA$cVal$ang$i, remote measurement
Rule 45=MX$SEQ$C1$cVal$mag$f, remote measurement
Rule 46=MX$SEQ$C1$cVal$mag$i, remote measurement
Rule 47=MX$SEQ$C1$cVal$ang$f, remote measurement
Rule 48=MX$SEQ$C1$cVal$ang$i, remote measurement
Rule 49=MX$SEQ$C2$cVal$mag$f, remote measurement
Rule 50=MX$SEQ$C2$cVal$mag$i, remote measurement
Rule 51=MX$SEQ$C2$cVal$ang$f, remote measurement
Rule 52=MX$SEQ$C2$cVal$ang$i, remote measurement
Rule 53=MX$SEQ$C3$cVal$mag$f, remote measurement
Rule 54=MX$SEQ$C3$cVal$mag$i, remote measurement
Rule 55=MX$SEQ$C3$cVal$ang$f, remote measurement
Rule 56=MX$SEQ$C3$cVal$ang$i, remote measurement
Rule 57=ST$INC$stVal, remote measurement
Rule 58=ST$INS$stVal, remote measurement
Rule 59=ST$SEC$cnt, remote measurement
[classifying rules 5]
Type=primitive rule
Number=1
[classifying rules 6]
Type=primitive rule
Number=2
[classifying rules 7]
Type=primitive rule
Number=6
[classifying rules 8]
Type=primitive rule
Number=4
[classifying rules 9]
Type=primitive rule
Number=4
[classifying rules 10]
Type=primitive rule
Number=2
Two, shielding rules and priority rule
" shielding rules " and " priority rule "." shielding rules " used the regular expression editor, and " priority rule " is that the pairing IEC61850 of whole measuring point describes title, above define in the rule file." priority rule " as: " C1/MMTR1$ST$Meter1$stVal " representes that this FCDA forces to be defined as the electricity class, and a type title is " a distant arteries and veins ".The measuring point that contains " CTRL/GGIO47$ST; CTRL/GGIO48$ST; CTRL/GGIO49$ST " during " shielding principle " regular expression is described like " CTRL/GGIO4 [7-9] { 1}$ST " expression shielding IEC61850, promptly IEC61850 describes the measuring point that title comprises this type of character string and does not import in the measuring point data storehouse.
Three, the importing of intermediate file
Four, the method for application of intermediate file.The communication device database configuration instrument imports IEC61850 device ICD model, simultaneously, is placed on the same catalogue of ICD file to the intermediate file that has generated (rule file); Rule according to intermediate file (rule file) file; Automatically classify, and, see accompanying drawing 1 in interface display.The flexible editor of intermediate file.
Claims (8)
1. the database configuration method of communicator in the digital transformer substation; It is characterized in that mapping ruler, form independent internal expression text, i.e. a rule file according to IEC61850 standard and communication device database; In communicator configuration layoutprocedure; To the device ICD file that imports, automatically generate the data of measuring point and input communication facility database according to engineering demand; Be configured through configuration software; This collocation method offers communication device database with internal expression text; Configuration software imports behind the ICD file of IEC61850 device according to the respective rule in the internal expression text; The rule of internal expression text comprises three parts: " basic classification rule ", " priority rule " and " shielding rules ", the static communication device database that generates.
2. the database configuration method of communicator in the digital transformer substation according to claim 1 is characterized in that middle text is required to edit according to communication device database, on-the-fly modifies mapping ruler; With the critical field combined method of IEC61850 specification data class, data object and data attribute, realize between the two mapping one by one, be that IEC61850 specification data and communication device database application service desired data shine upon.
3. the database configuration method of communicator in the digital transformer substation according to claim 1; It is characterized in that database configuration software imports ICD file and rule file, generate database file, its flow process is: the ICD file of configuration software parsing XML format; Parse FC, CDC, the DA of each data object; According to the IEC61850 standard, each data object is made up of a plurality of data attributes, and data attribute adheres to the different functions constraint again separately; Data object is defined by the public data class of correspondence, confirms the particular type of data in database of a measuring point with " functional restraint ", " public data class " and " data attribute " three options; Three options are combined into character string, and according to three rules of internal expression text: the priority orders of " shielding rules ", " priority rule " and " basic classification rule " is mated.
4. the database configuration method of communicator in the digital transformer substation according to claim 3 is characterized in that coupling " shielding rules " success, and then this measuring point does not get into database; Coupling " priority rule " success is then classified by the specific name of " priority rule " definition; Coupling " basic classification rule " success is then by " basic classification rule " category classification.
5. the database configuration method of communicator in the digital transformer substation according to claim 3; It is characterized in that to the ICD file that does not meet the IEC61850 standard; If according to " basic classification rule " can not entirely accurate classify, then adopt " priority rule " in the internal expression text to shine upon.
6. the database configuration method of communicator in the digital transformer substation according to claim 3; It is characterized in that ICD file to the device needs situation of a part of information wherein only when practical applications; Adopt " shielding rules " in the internal expression text to shield, make it not to be embodied in the communication device database; " shielding rules " used the regular expression editor.
7. the database configuration method of communicator in the digital transformer substation according to claim 3; It is characterized in that the importing of intermediate file: the communication device database configuration software imports the ICD model that meets the IEC61850 device for correcting; Simultaneously, be placed on the same catalogue of ICD file to the internal expression text that has generated, according to the rule of internal expression text; Automatically classify, and in interface display.
8. the database configuration method of communicator in the digital transformer substation according to claim 3 is characterized in that through configuration software middle file being edited flexibly, revises rule wherein, offers database configuration instrument easily and imports.
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| CN112949018B (en) * | 2020-08-17 | 2024-06-11 | 许继电气股份有限公司 | System and method for creating and testing verification of direct-current transmission control and protection platform model |
| CN112668925A (en) * | 2021-01-06 | 2021-04-16 | 许继集团有限公司 | Homologous multi-strategy modeling method under definable rule |
| CN112668925B (en) * | 2021-01-06 | 2024-03-08 | 许继集团有限公司 | Homologous multi-strategy modeling method under definable rule |
| CN112905642A (en) * | 2021-02-24 | 2021-06-04 | 南京久为自动化科技有限公司 | Method for storing IEC61850 report data into relational database based on CSV mapping file |
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