Summary of the invention
The technical problem to be solved in the present invention is: propose the method that each information system that a kind of energy will have electrical network production control Da Qu and management information Da Qu now is carried out effective integration.This method should realize the integration of information system of electrical network production control Da Qu and administration of power networks information Da Qu, thereby not only realize information sharing and unified management between the various electric network information system, and can improve service efficiency, and then promote the dispatching automation and the information comprehensive management level of electrical network to various electric network information system informations.
In order to solve above technical problem, technical scheme of the present invention is: the information system integration method of a kind of electrical network production control Da Qu and management information Da Qu may further comprise the steps:
1) formulates the equipment of electrical network and the Naming conventions of parameter model, the equipment and the parameter model of electrical network carried out Unified coding;
2) based on IEC 61970/61968 series standard, set up integrated data platform, described integrated data platform comprises first data platform that is built in electrical network production control Da Qu and is built in second data platform of administration of power networks information Da Qu, be communicated with by forward spacer assembly and reverse isolation device between described first data platform and second data platform, described first data platform is provided with model importing/derivation module, the model checking module, the model splicing module, figure importing/derivation module, figure verification module, the data load module, the data check module, the data correction module and the first data platform database, described second data platform is provided with data importing/derivation module, the data integrate module, the data exhibiting module and the second data platform database;
3) described first data platform utilizes model importing/derivation module to import the electric network model file with Unified coding from the supervisory control system of electrical network production control Da Qu, and utilizes model checking module and model splicing module that the electric network model file is carried out depositing the first data platform database in after verification and the splicing;
4) described first data platform utilizes figure importing/derivation module to import the electrical network graphic file with Unified coding from electrical network is produced the supervisory control system of Da Qu, utilizes figure verification module again and in conjunction with described electric network model file the electrical network graphic file is carried out depositing the first data platform database in after legitimacy is tested;
5) described first data platform utilizes the data load module to import real-time power network, the historical data with Unified coding from the supervisory control system of electrical network production control Da Qu, and utilizes data check module and data correction module respectively real-time power network, historical data to be carried out depositing the first data platform database in after reasonability verification and the correction;
6) described second data platform utilizes data importing/derivation module to import the management information data with Unified coding from the management system of administration of power networks information Da Qu, imports the first data platform database by described forward spacer assembly simultaneously and sets up the mirror image of the first data platform database;
7) described second data platform imports the first data platform database from the mirror image of the described first data platform database, and deposits the second data platform database in after utilizing the data integrate module that the first data platform database that imports and management information data are integrated;
8) described second data platform utilizes the data exhibiting module inquiry of multi-angle, the multi-faceted second data platform database to be provided and to represent the interface to the terminal use.
The present invention is by being provided with first data platform and second data platform respectively in existing electrical network production control Da Qu and management information area, and make two data mesa-shaped become interactive information exchange by between first data platform and second data platform, generating mirror image, thereby set up unified integrated data platform, and then on this integrated data platform basis, realize originally the integrated of the information system of electrical network production control Da Qu and management information Da Qu independently.This integrated independent safe operation that had both guaranteed the variant information system of electrical network, the unification and the interactive information exchange of the variant information system of electrical network have been realized again, thereby improve the service efficiency of information between each information system of electrical network greatly, and then finally promote power network schedule automation and information comprehensive management level.Therefore compared with prior art, have outstanding substantive distinguishing features and obvious improvement, and implementation is strong, is easy to apply.
Embodiment
Embodiment
Present embodiment is a concrete scheme of the information system of existing electrical network production control Da Qu and management information Da Qu being carried out integrated approach, and this scheme is an example with the area, Nanjing.As shown in Figure 1, EMS system, DMS system, the TMR system in the area, information system selection Nanjing of electrical network production control Da Qu, administration of power networks information area information system is then selected the DMIS system in area, Nanjing, concrete implementation step following (as shown in Figure 2):
1. step 1)
According to " national grid device coding principle and method " and " the information-based standard of describing of Jiangsu grid equipment name " grid equipment, the parameter model that has the area, Nanjing now carried out Unified coding, detailed process has:
1.1 the Naming conventions of formulation Nanjing area power transmission network institute corresponding device is also encoded, promptly related to the power transmission network facility information system in area, Nanjing object (as company, sub-control area, factory station, circuit, interchange line segment, circuit breaker, isolating switch, bus, generator, transformer, capacitor and reactor etc.) is encoded; The scope of coding Naming conventions comprises: AGC measures (AutomaticGeneration Control automatic generation control; abbreviation AGC), the particular amount of operating mode, SCADA use is measured (Supervisory Control And Data Acquisition data acquisition and supervisor control; abbreviation SCADA), accident resultant signal, remote measure and communication, load shedding data, AVC data (automatism voltage control Automatic Voltage Control is called for short AVC) and guard signal etc.
1.2 the Naming conventions of formulation Nanjing local distribution network information system (being power distribution network management system DMS) institute's corresponding device is also encoded, promptly related to the power distribution network equipment in area, Nanjing object (as company, sub-control area, circuit, interchange line segment, circuit breaker, isolating switch, bus, transformer, capacitor and reactor etc.) is encoded; The scope of coding Naming conventions comprises: 110kV reaches with the station of going to the factory, transformer station's outlet circuit, switching station (ring main unit, feeder pillar), switching station (ring main unit, feeder pillar) high-tension cell, distribution transformer and on-pole switch etc.
2. step 2)
Set up area, Nanjing integrated data platform, this integrated data platform comprises first data platform that is built in Nanjing area power grid production control Da Qu and second data platform that is built in Nanjing area power grid management information Da Qu; First data platform is provided with model importing/derivation module, model checking module, model splicing module, figure importing/derivation module, figure verification module, data load module, data check module, data correction module and the first data platform database, and described second data platform is provided with data importing/derivation module, data integrate module, data exhibiting module and the second data platform database.
3. step 3)
(CIM/XML is meant 61970 the CIM standard of abideing by IEC and with storage of XML form or the electric network model file that shows to the electrical network CIM/XML model file that first data platform utilizes model importing/derivation module to import from EMS system and DMS system to have Unified coding, EMS, the electric network model that the DMS system will meet the CIM standard is stored as the file of XML form), and utilize model checking module and model splicing module that described electrical network CIM/XML model file is carried out verification and splicing, will deposit the first data platform database in through verification and spliced electrical network CIM/XML model file afterwards.As shown in Figure 3, detailed process has:
3.1 the model importing/derivation module of first data platform transfers side to send " cim_xml_exp " order to Nanjing electric company ground earlier, the power transmission network CIM/XML model file derivation that has Unified coding in the EMS system (do not had the model export function as the EMS system, can in the EMS system, embed the EMS model earlier and derive module, utilizing this EMS model to derive module accepts after " cim_xml_exp " order power transmission network CIM/XML model file to be derived), model importing/derivation the module of first data platform is sent " cim_modul_import " order again, and power transmission network CIM/XML model file is imported first data platform.
If power transmission network CIM/XML model file is to import for the first time, then lead-in mode is that the storehouse imports clearly; If power transmission network CIM/XML model file is not to import for the first time, then lead-in mode adopts increment to import.Increment imports: will relatively form delta file from power transmission network CIM/XML model file and the existing power transmission network CIM/XML of first data platform model file that the EMS system derives, delta file is imported first data platform, the object and the topology of the power transmission network CIM/XML model file in such first data platform are upgraded once more again.Increment imports the importing time that can reduce power transmission network CIM/XML model file.
In power transmission network CIM/XML model file importing process, the model checking module of first data platform is carried out verification to the legitimacy of the power transmission network CIM/XML model file of importing.Have in the verification: the combination verification of determinant attribute verification, the verification of title uniqueness, the verification of attribute span, string length verification and these verifications.
3.2 identical with above-mentioned 3.1: first data platform is from auxiliary tone sides such as the auxiliary tone of Nanjing electric company, the auxiliary tone of six directions electric company and the auxiliary tones of Lishui electric company, successively the power distribution network CIM/XML model file with Unified coding in each auxiliary tone DMS system is imported first data platform and the legitimacy of power distribution network CIM/XML model file is carried out verification, power distribution network CIM/XML model file also can adopt above-mentioned clear storehouse to import or the increment lead-in mode as required.The same with power transmission network, do not have the model export function as the DMS system, can in the DMS system, embed the DMS model earlier and derive module, utilize this DMS model to derive module and accept after " cim_xml_exp " order power distribution network CIM/XML model file to be derived.
3.3 set up complete grid equipment model
The model splicing module of first data platform is set up complete full electric network CIM/XML model file with importing in above-mentioned 3.1 and 3.2 and splicing through the power transmission network CIM/XML model file and the power distribution network CIM/XML model file of verification.
Concrete splicing is: earlier power transmission network CIM/XML model file of deriving from the EMS system and the power distribution network CIM/XML model file of deriving from the DMS system are carried out rational boundary demarcation, for the Nanjing electrical network, can define some interconnections or system interconnection transformer as edge device, the name of these edge devices must be consistent in related system, and promptly designator closes and states the grid equipment Naming conventions that step 1) is set up; First data platform carries out topological analysis according to the edge device that configures then, those equipment outside bounds is all given up, thereby obtained including only the model of the inner and corresponding edge device of certain regional extent; Carry out model splicing according to the characteristics of edge device title unanimity again; Finally obtain comprising the full electric network CIM/XML model file of power transmission network and power distribution network.
3.4 first data platform deposits full electric network CIM/XML model file in first data platform database.
3.5 the full electric network CIM/XML model file that first data platform can also utilize model importing/derivation module will deposit the first data platform database in exports to EMS system and DMS system again.
4. step 4)
Vector graphics exchange standard based on W3C, first data platform utilizes figure importing/derivation module to import the power grid SVG format graphics file with Unified coding from EMS system and DMS system, and (SVG is the vector graphics format expanded of international standard, EMS, DMS system are the file of SVG form with the electrical network graphics memory), utilize figure verification module and integrating step 3 again) in full electric network CIM/XML model file the power grid SVG graphic file is carried out legitimate verification, will by the checking the power grid SVG graphic file deposit the first data platform database in.As shown in Figure 4, detailed process has:
" cim_svgexport " derives power grid SVG format graphics files such as station wiring diagram, the whole network tidal current chart, geographical background figure (model with step 3 derived the same from EMS system and DMS system 4.1 the figure importing/derivation module of first data platform is given an order, can in EMS, DMS system, embed figure earlier and derive module, utilize this figure to derive module and accept after " cim_svgexport " order the power grid SVG format graphics file to be derived); Derive simultaneously, the model checking module of first data platform is utilized above-mentioned steps 3) in full electric network CIM/XML model file the power grid SVG format graphics file of deriving is carried out legitimate verification (as to the connectedness of power circuit and power equipment, the type that power system device shows, the checkings such as parameter relevant with power equipment).Power grid SVG format graphics file and electrical network CIM/XML model file are used equipment and the dynamic number strong point that can correctly discern and express on the electrical network figure together.
4.2 the order of the figure importing/derivation module invokes " cim_StandSVGImport " of first data platform imports the power grid SVG format graphics file of process legitimate verification with coverage mode (non-incremental mode), and will deposit the first data platform database through the power grid SVG format graphics file of legitimate verification in.Power grid SVG format graphics file lead-in type provides factory's station figure class (acquiescence), tidal current chart class, three kinds of selections of geographical background figure, selects to import which kind of type for the user.
4.3 first data platform can be edited the power grid SVG format graphics file that imports again, the graphic element of all new interpolations this moment such as title, dynamic data or sign button etc. are finished at other figure layer, thereby avoid being covered, realize that simultaneously the raw frames that imports and follow-up processing are modified in the graphics edition seamless integration together by thereafter importing once more.
4.4 the power grid SVG format graphics file that first data platform can also utilize figure importing/derivation module will deposit the first data platform database in exports to EMS system and DMS system again.
5. step 5)
Based on national grid E language standard and general database interface standard, first data platform utilizes the data load module to import real-time power network, the historical data with Unified coding from EMS system, DMS system and TMR system, utilize the data check module respectively real-time power network, historical data to be carried out the reasonability verification simultaneously, and utilize the data correction module that real-time power network, historical data are revised, will deposit the first data platform database in through reasonability verification and revised real-time power network, historical data afterwards.Detailed process has:
5.1 the data load module of first data platform detects the real-time grid profile data that EMS system and DMS system pass the E language format of coming automatically, the real-time grid profile data is imported and carries out the reasonability verification; Data load module invokes " query_sample " order simultaneously, active and passive or triggering is sampled to the real-time grid profile data, and the historical electrical network profile data of sampling is carried out the reasonability verification; The data correction module of first data platform is carried out the correction and the maintenance of automatic or manual mode to irrational real-time, the historical electrical network profile data that goes out through the reasonability verification, will deposit the first data platform database in through reasonability verification and revised real-time, historical electrical network profile data afterwards.
5.2 the data load module of first data platform is loaded into first data platform with the electric quantity data of TMR system, and deposits the history of TMR system, statistics electric quantity data in first data platform database according to setting-up time.
Above-mentioned data load module in the following manner with the transfer of data in the systems such as EMS, DMS, TMR to first data platform:
1. the data load software loading data from automated systems such as EMS, DMS, TMR that utilizes first data platform to carry;
2. the own development data of API interface software loading data from EMS, DMS, TMR system of providing by first data platform of user;
3. or utilize ETL (extract, conversion, load) instrument loading data from EMS, DMS, TMR system of the specialty that third party software provides.
The source destination addresses, file type, type of database, list area contrast, data conversion rule, data load strategy (such as automatic or manual), data load cycle etc. of data load module by each automation system data of definition are to realize the shielding to data exchange details, and the user only need simply define and dispose the macro-control that can finish the electric network data loading procedure.
Above-mentioned reasonability verification as shown in Figure 5, the reasonability verification be by certain data check rule searching go out unreasonable or in logic contradiction in real time, historical data.Common data check rule comprises: service data and the contrast of administrative model data are checked, and multiclass heterogeneity data contrast verification mutually, redundant data verification, typical data variation tendency check etc.Certainly data check is not limited to above-mentioned rule, can also further expand as required, can self-defined verification rule targetedly for the different application user of different grid automation information systems.With the TMR system is example, and the difference of minimax reasonable value, comparison TMR system specific critical point electric weight and EMS system integration electric weight that electric quantity data can self-defined electric quantity data is searched unreasonable electric quantity data.
5.4 if desired, first data platform can also export to EMS system, DMS system and TMR system again with depositing the real-time power network of the first data platform database, historical electrical network profile data and history, statistics electric quantity data in.
6. step 6)
Second data platform utilizes data importing/derivation module to import the management information data with Unified coding from the DMIS system, and while second data platform imports the first data platform database by described forward spacer assembly and sets up the mirror image of the first data platform database at second data platform.
7. step 7)
Second data platform imports the first data platform database from the mirror image of the first data platform database, and utilize the data integrate module that the first data platform database of importing and the management information data of importing are integrated, deposit the second data platform database afterwards in; Detailed process has:
7.1 the definition of second data platform imports the rule of the first data platform database from the mirror image of the first data platform data.Have in the definition rule: corresponding relation of table data store, field etc. in the data attribute of each equipment and EMS system, DMS system and the TMR system in EMS system, DMS system and the TMR system.
7.2 first data platform database that the data integrate module of second data platform will import (containing electrical network CIM/XML model file and power grid SVG format graphics file etc.) and management information data are integrated, the map maintenance of implementation model category information and generic attribute, thus the second data platform database formed.
Main syndicated content comprises: model file bag (grouping), the increase of model class, modification, deletion action, the increase of object properties, data attribute, modification, deletion, the mapping relations maintenance of object properties etc.
Like this, second data platform is with regard to integrated management information data about the management information Da Qu of the relevant DMIS with second data platform of the monitor message data of the production control Da Qu of EMS system, DMS system and TMR system (model, figure, in real time with historical data) system in first data platform, thereby constitutes the regional integrated data platform in Nanjing.
7.3 second data platform can also utilize data importing/derivation module and reverse isolation device that monitor message data in the second data platform database and management information data are exported to the DMIS system and first data platform on demand respectively.
8. step 8)
Second data platform utilizes the data exhibiting module provides multi-angle, the multi-faceted second data platform database to the terminal use in the Web mode inquiry and represents the interface.Inquire about and represent form and comprise form, curve, excellent figure, pie chart, EXCEL form etc.Inquiring about and representing content to realize self-defined according to desired data, specified time range.Can satisfy from the front end staff at present and lead the most of needs of each level user to the upper strata routine work data analysis, use.
Above-mentioned steps 3), the importing of the model in step 4), step 5) and the step 6), figure, real-time/historical data and management information data can be finished by local area network (LAN) or physical message passage.
Area, the Nanjing integrated data platform of present embodiment is actually the general designation of first data platform (being positioned at safe I, II district) and second data platform (being positioned at safe III district), owing to adopted the interactive mode of data image, neither influence the original function of systems such as EMS, DMS, TMR during the integrated data platform operation, can be because of not changing their data store content separately yet; And improved the service efficiency of original EMS, DMS, TMR and DMIS system information under the prerequisite that is based upon the assurance fail safe of this integrated data platform, thereby promote Nanjing regional power grid scheduling automation and information comprehensive management level greatly.
This integrated data platform has passed through the operation in a stage, facts have proved, EMS, DMS, TMR and the DMIS system that this integrated data platform has solved the electrical network production control Da Qu of current Nanjing local level and administration of power networks information Da Qu effectively can't effectively realize the difficult problem of unified management, practical in local level power network schedule automation and management information system are integrated, be worth applying in national local level electric company.
In addition to the implementation, the present invention can also have other execution modes.For example 1) except EMS, DMS, TMR system, can also be extrapolated to power network schedule automation and the management information system of other production controls Da Qu and management information Da Qu; 2) model importing/derivation module also can be divided into separate models importing module and model derivation module, figure importing/derivation module also can be divided into independently figure importing module and figure derivation module, and data importing/derivation module also can be divided into independently data importing module and data derives module; 3) also can save the first data platform database and the second data platform database are exported to EMS, DMS, TMR and DMIS system; Or the like.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of requirement of the present invention.
[1] high ancestor and, Dai Zemei, Zhai Yuming, " based on the EMS and the WAMS Integrated Solution of unified support platform ", " Automation of Electric Systems ", 2006.30 (16): the 41-45 page or leaf.
[2] Shao Lidong, Wu Wenchuan, Zhang Baiming, " based on the design and the realization of the EMS_DMS figure support platform of CIM ", " Automation of Electric Systems ", 2003.27 (20): the 11-16 page or leaf.
[3] Wang Weiguo, Ceng Weimin, Dai Wei, " based on the integral electrical dispatch automated system of data warehouse ", " Automation of Electric Systems ", 2003.27 (12): the 67-70 page or leaf.