CN103218398A - Intelligent substation SCL (substation configuration description language) file difference comparison method - Google Patents

Intelligent substation SCL (substation configuration description language) file difference comparison method Download PDF

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CN103218398A
CN103218398A CN2013100792063A CN201310079206A CN103218398A CN 103218398 A CN103218398 A CN 103218398A CN 2013100792063 A CN2013100792063 A CN 2013100792063A CN 201310079206 A CN201310079206 A CN 201310079206A CN 103218398 A CN103218398 A CN 103218398A
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key
scl
name
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CN103218398B (en
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高磊
宋亮亮
卜强生
袁宇波
陈久林
张佳敏
李鹏
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd
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Abstract

The invention discloses an intelligent substation SCL (substation configuration description language ) file difference comparison method, which is applicable to the situation that the SCL configuration file is changed in the building process, reconstruction and expansion process and the operation overhauling process of an intelligent substation. According to a definition of the SCL file in IEC61850-6 standard, a key word is defined for each key element, a two-dimensional table structure with a main key is formed, the difference of two SCL files on the aspects of the structure, element and attribute before and after the alternation can be rapidly found out by utilizing a circulating, sorting and cross comparison method, and an SCL file difference comparison software is developed on the basis of the obtained difference and can be used as a management tool of a configuration file in the operation maintenance of the intelligent substation.

Description

Intelligent substation SCL file difference comparative approach
Technical field
The present invention relates to a kind of intelligent substation SCL file difference comparative approach, belong to the power automation technical field.
Background technology
Substation configuration description language SCL(Substation Configuration description Language) be the configuration and the communication system that are used for describing intelligent electronic device IED that defines in the IEC61850-6 standard.By this language, but the relativeness of electric substation automation system and transformer station itself is described on standard ground.The grammatical norm of XML followed in the SCL language on grammer, comprise the related types of objects of transformer station's configuration as far as possible semantically.
Intelligent substation SCL file mainly is divided into ICD, SCD, CID file, the ICD file description function of smart machine IED, formed the SCD file of describing full station smart machine behavior and logical communication link after the instantiation of dissimilar IED equipment I CD file, the SCD file has been split the back form the CID file that every IED device operation is used.In, reorganization and expansion newly-built, the operation maintenance process,, all may influence the normal operation of IED device, and often this change is stealthy, is difficult to distinguish if change has taken place any one file at intelligent substation.Therefore, a kind of method that can find out the variation of SCL file difference rapidly, and on this basis, establishment test and acceptance scheme will improve intelligent substation equipment operation management level greatly.
Summary of the invention
The object of the present invention is to provide a kind of otherness comparative approach of intelligent substation SCL file, when intelligent substation is newly-built in order to solve, change takes place the SCL configuration file in the reorganization and expansion, operating maintenance process, is difficult to distinguish and influences the situation of the normal operation of IED device.
For achieving the above object, the technological means that the present invention adopts is: intelligent substation SCL file difference comparative approach may further comprise the steps:
1) key assignments of definition SCL file key element, described key assignments is unique in the territory of key element, in order to identify different clauses and subclauses;
2) according to the key assignments of the SCL file key element that defines, the SCL File mapping is become a series of bivariate table structures nested, the band major key, the clauses and subclauses of every bivariate table are all with " major key-key assignments " right form modeling;
3) with the comparison of otherness between the bivariate table of major key.
Abovementioned steps 3) in, the comparison of otherness between the bivariate table of band major key is specially:
3-1) bivariate table with two SCL documents mappings sorts according to Major key, and " major key-key assignments " that form the ascending order arrangement is to tabulation;
3-2) according to Major key, " major key-key assignments " after the ordering of two SCL documents intersected comparison to tabulation.
Abovementioned steps 3-2) in, the comparison that intersects is specially: increase as occurring major key in the same comparison domain, then being judged to be SCL file key element increases item; As the major key minimizing appears, then is judged to be SCL file key element and deletes item; Whether as it is identical major key to occur, then identical according to the key assignments judgement, if difference then is judged to be modification item.
Abovementioned steps 1) key assignments of SCL file key element is defined as in: Communication---Communication, SubNetwork---name, ConnectedAp---iedName+apName, Address---Address, GSE---ldInst+cbName, SMV---ldInst+cbName, IED---name, AccessPoint---name, LDevice---inst, DataSet---name, FCDA---index, GSEControl---name, SampledValueControl---name, Inputs---Inputs, ExtRef---intAddr, LN---prefix+lnClass+lnInst, DOI---name.
When aforementioned major key was identical, the comparison criterion of comparing according to the key assignments intersection was:
Communication: comparison SubNetwork table;
SubNetwork: comparison desc, type and ConnectedAp table;
ConnectedAp: comparison Address, GSE, SMV table;
Address: comparison IP, IP_SUBNET;
GSE: comparison MAC_Address, VLAN_ID, VLAN_PRIORITY, APPID, MinTime, MaxTime;
SMV: comparison MAC_Address, VLAN_ID, VLAN_PRIORITY, APPID;
IED: comparison desc, type, AccessPoint table;
AccessPoint: comparison LDevice table;
Ldevice: comparison LN table, DataSet table, GSEControl table, SampledValueControl table, Inputs;
DataSet: press index comparison FCDA table;
FCDA: comparison " ldInst+ "/"+prefix+lnClass+lnInst+ " $ "+fc+ " $ "+doName+ " $ "+daName " field, bType;
GSEControl: comparison appID, datSet, confRev;
SampledValueControl: comparison smvID, datSet, confRev, nofASDU, smpRate;
Inputs: comparison ExtRef table;
ExtRef: comparison " ldInst+ "/"+prefix+lnClass+lnInst+ ". "+doName+ ". "+daName " field;
LN: comparison DOI table;
DOI: comparison desc.
Adopt above-mentioned technological means, the beneficial effect that the present invention has is: by adopting the mode that key element is defined unique key assignments, adopt the method for circulation, ordering, intersection contrast, the otherness of structure, element, attribute between two SCL files after can finding out before changing rapidly, more traditional txt text is more optimized by character comparison mode, improved efficient and correctness that intelligent substation SCD configuration file is revised effectively, and standard in the test process to the management of different revision configuration files.
Fig. 1 compares synoptic diagram based on the back before changing otherness of IED key element in the SCL file of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention will be further elaborated.
Intelligent substation SCL file difference comparative approach of the present invention may further comprise the steps:
1) key assignments of definition SCL file key element
The SCL file is a kind of file of the XML of following standard, definition according to the IEC61850-6 standard, the SCL file is made up of elements such as Communication, SubNetwork, ConnectedAP, IED, AccessPoint, LDevice, DataSet, FCDA, GSEControl, SampledValueControl, Inputs, ExtRef, LN, DOI, DAI, forms a kind of structural language of nested, self-described, band relation.The first step of SCL file difference comparative approach is exactly the key word of definition key element, also be referred to as key assignments (Key Value), this key assignments is a property value or the combination of several property value of SCL key element correspondingly, in the territory of an element, be unique, in order to identify different clauses and subclauses.Table 1 is the key assignments of key element correspondence in the SCL file of definition.
The key assignments of table 1SCL file key element
The SCL key element Key assignments
Communication Communication
SubNetwork name
ConnectedAp iedName+apName
Address Address
GSE ldInst+cbName
SMV ldInst+cbName
IED name
AccessPoint name
LDevice inst
DataSet name
FCDA index
GSEControl name
SampledValueControl name
Inputs Inputs
ExtRef intAddr
LN prefix+lnClass+lnInst
DOI name
Each name uses in the element fields corresponding with it in the table, is the name attribute of IED element fields as the name key assignments of IED key element correspondence, and the name key assignments of DOI key element correspondence is the name attribute of DOI element fields.
2) according to the key assignments of the SCL file key element that defines, the SCL File mapping is become a series of bivariate table structures nested, the band major key, the clauses and subclauses of every bivariate table can be with " major key-key assignments " right form modeling; The major key here is meant the index entry of a tables of data, has the characteristics of uniqueness.
3) with the comparison of otherness between the bivariate table of major key.
The comparative approach of otherness is specially between the bivariate table of band major key, and at first the bivariate table with two SCL documents mappings sorts according to Major key, and " major key-key assignments " that form the ascending order arrangement is to tabulation; Again according to Major key, " major key-key assignments " after two SCL documents orderings intersected comparison to tabulation (mapping SCL element).Concrete grammar is: increase as occurring major key in the same comparison domain, then being judged to be SCL file key element increases item; As the major key minimizing appears, then is judged to be SCL file key element and deletes item; Whether as it is identical major key to occur, then identical according to the key assignments judgement, if difference then is judged to be modification.
When major key identical, according to key assignments intersect the comparison comparison criterion list in the table 2,
The comparison criterion of the comparison item that table 2 major key is identical
Figure BDA00002911107200051
The comparison criterion of each SCL key element is its property value in corresponding key or the combination of several property values in the table.
As an embodiment, Fig. 1 has provided the back before changing otherness comparison procedure of IED key element in the SCL file.
Among the figure, carry out ascending order according to the name key assignments and arrange, after changing, between PL5022A and PB5023A, increased PB5031A key assignments item, show that having produced the IED key element increases a PB5031A; Between PL5022A and PL5032A, reduced PL5022B key assignments item, shown that having produced the IED key element deletes a PL5022B; Key assignments PL5032B item is identical, and desc comparison criterion item protects B to become 500kV days intelligent 5621 lines protection A by 500kV days intelligent 5621 lines before changing, shows that modification has taken place the IED key element; Key assignments PM5002B item is identical, desc comparison criterion item is also identical with type comparison criterion item, because SCL is nested definition, contain the AccessPoint element in the IED key element, so continue the comparison item of comparison Accesspoint element, in Accesspoint comparison tabulation, reduced M1 between G1 key assignments and the S1 key assignments, this shows and has produced deleted entry, by that analogy, if the name key assignments item in the Accesspoint comparison tabulation is identical, continue comparison desc comparison criterion item
Further, the Software tool SCL Compare that exploitation compares to the different editions configuration file according to SCL file difference comparative approach, can be according to the structure of the class of configuration file definition, adopt by semantic method relatively, more traditional txt text is more optimized by character comparison mode, and be applied to 220kV transformer station, in 110kV transformer station and the 500kV transformer station, improved efficient and correctness that intelligent substation SCD configuration file is revised effectively, and standard in the test process to the management of different revision configuration files.
Below disclose the present invention with preferred embodiment, so it is not in order to restriction the present invention, and all employings are equal to replaces or technical scheme that the equivalent transformation mode is obtained, all drops within protection scope of the present invention.

Claims (5)

1. intelligent substation SCL file difference comparative approach is characterized in that, may further comprise the steps:
1) key assignments of definition SCL file key element, described key assignments is unique in the territory of key element, in order to identify different clauses and subclauses;
2) according to the key assignments of the SCL file key element that defines, the SCL File mapping is become a series of bivariate table structures nested, the band major key, the clauses and subclauses of every bivariate table are all with " major key-key assignments " right form modeling;
3) with the comparison of otherness between the bivariate table of major key.
2. intelligent substation SCL file difference comparative approach according to claim 1 is characterized in that, in the described step 3), the comparison of otherness between the bivariate table of band major key is specially:
3-1) bivariate table with two SCL documents mappings sorts according to Major key, and " major key-key assignments " that form the ascending order arrangement is to tabulation;
3-2) according to Major key, " major key-key assignments " after the ordering of two SCL documents intersected comparison to tabulation.
3. intelligent substation SCL file difference comparative approach according to claim 2 is characterized in that described step 3-2) in, the comparison that intersects is specially: increase as occurring major key in the same comparison domain, then being judged to be SCL file key element increases item; As the major key minimizing appears, then is judged to be SCL file key element and deletes item; Whether as it is identical major key to occur, then identical according to the key assignments judgement, if difference then is judged to be modification item.
4. intelligent substation SCL file difference comparative approach according to claim 1, it is characterized in that, the key assignments of SCL file key element is defined as in the described step 1): Communication---Communication, SubNetwork---name, ConnectedAp---iedName+apName, Address---Address, GSE---ldInst+cbName, SMV---ldInst+cbName, IED---name, AccessPoint---name, LDevice---inst, DataSet---name, FCDA---index, GSEControl---name, SampledValueControl---name, Inputs---Inputs, ExtRef---intAddr, LN---prefix+lnClass+lnInst, DOI---name.
5. intelligent substation SCL file difference comparative approach according to claim 3 is characterized in that, when described major key was identical, the comparison criterion of comparing according to the key assignments intersection was:
Communication: comparison SubNetwork table;
SubNetwork: comparison desc, type and ConnectedAp table;
ConnectedAp: comparison Address, GSE, SMV table;
Address: comparison IP, IP_SUBNET;
GSE: comparison MAC_Address, VLAN_ID, VLAN_PRIORITY, APPID, MinTime, MaxTime;
SMV: comparison MAC_Address, VLAN_ID, VLAN_PRIORITY, APPID;
IED: comparison desc, type, AccessPoint table;
AccessPoint: comparison LDevice table;
Ldevice: comparison LN table, DataSet table, GSEControl table, SampledValueControl table, Inputs;
DataSet: press index comparison FCDA table;
FCDA: comparison " ldInst+"/"+prefix+lnClass+lnInst+" $ "+fc+" $ "+doName+" $ "+daName " field, bType;
GSEControl: comparison appID, datSet, confRev;
SampledValueControl: comparison smvID, datSet, confRev, nofASDU, smpRate;
Inputs: comparison ExtRef table;
ExtRef: comparison " ldInst+"/"+prefix+lnClass+lnInst+". "+doName+". "+daName " field;
LN: comparison DOI table;
DOI: comparison desc.
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103578048A (en) * 2013-11-13 2014-02-12 国家电网公司 Method for checking and comparing configuration related information of intelligent substation SCL documents
CN104063765A (en) * 2014-07-03 2014-09-24 国电南瑞科技股份有限公司 SCD file management method for intelligent substation
CN104601372A (en) * 2014-12-24 2015-05-06 江苏省电力设计院 Three-layer graph-based intelligent substation virtual loop visual comparison method
CN104599060A (en) * 2015-01-09 2015-05-06 国家电网公司 Secondary circuit file comparison based intelligent substation debugging scheme generation method
CN104657176A (en) * 2015-02-09 2015-05-27 南京南瑞继保电气有限公司 File updating method and electronic equipment
CN104732453A (en) * 2015-03-16 2015-06-24 国家电网公司 SCD file comparison method based on interconnection and interworking impact factors
CN104850466A (en) * 2015-05-22 2015-08-19 中国电力科学研究院 Method for checking consistency between intelligent substation ICD models
CN105787041A (en) * 2016-02-26 2016-07-20 中国银联股份有限公司 Large file comparison method and comparison system based on data characteristic codes
CN106021119A (en) * 2016-08-03 2016-10-12 网易(杭州)网络有限公司 Configuration file calibration method and device
CN106326128A (en) * 2016-09-06 2017-01-11 网易(杭州)网络有限公司 Configuration file detection method and system
CN106354798A (en) * 2016-08-26 2017-01-25 山东电力工程咨询院有限公司 Data source display method for comparing sender and receiver of SCD file
CN106372040A (en) * 2016-08-24 2017-02-01 长园深瑞继保自动化有限公司 Difference comparison system of intelligent substation configuration file
CN106503019A (en) * 2015-09-08 2017-03-15 中兴通讯股份有限公司 A kind of method and apparatus for obtaining databases comparison information
CN103942345B (en) * 2014-05-13 2017-04-19 国家电网公司 Method for automatically generating IED network graph
CN107220072A (en) * 2016-03-21 2017-09-29 阿里巴巴集团控股有限公司 Configuration file method of calibration and device based on serialization format
CN108763327A (en) * 2018-05-07 2018-11-06 中山易能智达电子有限公司 A method of using switch quick search lamp light control system configuration file
CN109145167A (en) * 2018-06-29 2019-01-04 国网四川省电力公司雅安供电公司 The content deltas comparative approach of IED is corresponded in ICD file and SCD
CN110852058A (en) * 2019-09-24 2020-02-28 贵阳朗玛信息技术股份有限公司 List comparison method and device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101271330A (en) * 2007-03-22 2008-09-24 Abb研究有限公司 Validating a standardized configuration description
CN102867274A (en) * 2012-07-27 2013-01-09 江苏省电力公司电力科学研究院 Management and graphical display system for intelligent substation SCL (substation configuration description language) configuration files

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101271330A (en) * 2007-03-22 2008-09-24 Abb研究有限公司 Validating a standardized configuration description
CN102867274A (en) * 2012-07-27 2013-01-09 江苏省电力公司电力科学研究院 Management and graphical display system for intelligent substation SCL (substation configuration description language) configuration files

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CN103578048A (en) * 2013-11-13 2014-02-12 国家电网公司 Method for checking and comparing configuration related information of intelligent substation SCL documents
CN103942345B (en) * 2014-05-13 2017-04-19 国家电网公司 Method for automatically generating IED network graph
CN104063765A (en) * 2014-07-03 2014-09-24 国电南瑞科技股份有限公司 SCD file management method for intelligent substation
CN104601372A (en) * 2014-12-24 2015-05-06 江苏省电力设计院 Three-layer graph-based intelligent substation virtual loop visual comparison method
CN104599060A (en) * 2015-01-09 2015-05-06 国家电网公司 Secondary circuit file comparison based intelligent substation debugging scheme generation method
CN104599060B (en) * 2015-01-09 2017-12-15 国家电网公司 The intelligent substation debugging plan generation method compared based on secondary circuit file
CN104657176A (en) * 2015-02-09 2015-05-27 南京南瑞继保电气有限公司 File updating method and electronic equipment
CN104732453A (en) * 2015-03-16 2015-06-24 国家电网公司 SCD file comparison method based on interconnection and interworking impact factors
CN104850466A (en) * 2015-05-22 2015-08-19 中国电力科学研究院 Method for checking consistency between intelligent substation ICD models
CN104850466B (en) * 2015-05-22 2018-07-20 中国电力科学研究院 For the consistency desired result method between intelligent substation ICD models
CN106503019A (en) * 2015-09-08 2017-03-15 中兴通讯股份有限公司 A kind of method and apparatus for obtaining databases comparison information
CN105787041A (en) * 2016-02-26 2016-07-20 中国银联股份有限公司 Large file comparison method and comparison system based on data characteristic codes
CN105787041B (en) * 2016-02-26 2019-08-13 中国银联股份有限公司 Big file comparison method and Compare System based on data characteristics code
TWI738719B (en) * 2016-03-21 2021-09-11 香港商阿里巴巴集團服務有限公司 Setting file verification method and device based on serialization format
CN107220072A (en) * 2016-03-21 2017-09-29 阿里巴巴集团控股有限公司 Configuration file method of calibration and device based on serialization format
CN106021119A (en) * 2016-08-03 2016-10-12 网易(杭州)网络有限公司 Configuration file calibration method and device
CN106372040B (en) * 2016-08-24 2019-03-12 长园深瑞继保自动化有限公司 Intelligent substation configuration file otherness comparison system
CN106372040A (en) * 2016-08-24 2017-02-01 长园深瑞继保自动化有限公司 Difference comparison system of intelligent substation configuration file
CN106354798A (en) * 2016-08-26 2017-01-25 山东电力工程咨询院有限公司 Data source display method for comparing sender and receiver of SCD file
CN106326128B (en) * 2016-09-06 2018-09-18 网易(杭州)网络有限公司 The detection method and device of configuration file
CN106326128A (en) * 2016-09-06 2017-01-11 网易(杭州)网络有限公司 Configuration file detection method and system
CN108763327A (en) * 2018-05-07 2018-11-06 中山易能智达电子有限公司 A method of using switch quick search lamp light control system configuration file
CN109145167A (en) * 2018-06-29 2019-01-04 国网四川省电力公司雅安供电公司 The content deltas comparative approach of IED is corresponded in ICD file and SCD
CN109145167B (en) * 2018-06-29 2021-11-09 国网四川省电力公司雅安供电公司 Content difference comparison method for ICD file and corresponding IED in SCD
CN110852058A (en) * 2019-09-24 2020-02-28 贵阳朗玛信息技术股份有限公司 List comparison method and device

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