CN103577938A - Power grid dispatching automation main-and-standby system model synchronizing method and synchronizing system thereof - Google Patents
Power grid dispatching automation main-and-standby system model synchronizing method and synchronizing system thereof Download PDFInfo
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- CN103577938A CN103577938A CN201310575074.3A CN201310575074A CN103577938A CN 103577938 A CN103577938 A CN 103577938A CN 201310575074 A CN201310575074 A CN 201310575074A CN 103577938 A CN103577938 A CN 103577938A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention relates to a computer application method in the field of electrical automation and a system using the computer application method, in particular to a power grid dispatching automation main-and-standby system model synchronizing method and a synchronizing system using the power grid dispatching automation main-and-standby system model synchronizing method. A centralized cloud standby dispatching center is built, and whole power grid model united storage of graphs real-time data sections corresponding to a physical network model, a power grid calculation model and a power grid model is achieved. Any model maintenance operation of the cloud standby dispatching center is carried out through a standby dispatching maintenance center, region dispatching centers maintain static models in the jurisdiction scopes of the region dispatching centers respectively, the formed whole power grid model united storage ensures uniqueness of whole power grid models, and a unified model sharing access service mechanism is provided. The models of the region dispatching centers exist in the mode of views of full models, and are in self synchronization, so that service systems of the dispatching center can have access to the whole power grid models through standard and unified data access interfaces.
Description
Technical field
The present invention relates to computing machine in method and the system thereof of the application of electric automatization field, be specifically related to a kind of power network schedule automation main preparation system model synchronous method and synchro system thereof.
Background technology
The feature of domestic electric system is that the classification of electric network model data hierarchy is safeguarded, scheduling at different levels have and safeguarding topological relation and the electric parameter of jurisdiction electrical network, and receives in real time and process the real time data of the own operation states of electric power system of reflection.Each network has all been set up comparatively detailed electric power system model for the electrical network in region within the jurisdiction, the model of adjacent electrical network is simplified and equivalence to a certain extent, the equivalent method of this simplification has overcome the data that cause electric power system data resource wide area to distribute bringing because Chinese Regional is vast and has been difficult to the difficulty of collecting, but also brings the problems such as reduction, restricted application of computation precision.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of power network schedule automation main preparation system model synchronous method, another object is to provide a kind of power network schedule automation main preparation system model synchronous system, the present invention carries out provincial and various places, county company actively develops the ground integrated back scheduling system Construction of province, adjust standby allotment to close with province, the back scheduling system that formation company is complete, meets power network safety operation and scheduling and produces the successional needs of commander.Construction based on the standby center of cloud, how standby the many masters of realization are, province is standby mode of operation.This construction mode can improve reliability, maintainability, the extensibility of back-up system, reduces standby construction investment, improves electrical network back scheduling its construction level.
The object of the invention is to adopt following technical proposals to realize:
The invention provides a kind of power network schedule automation main preparation system model synchronous method, its improvements are, described method comprises the steps:
(1) determine the electric network model at cloud back scheduling center;
(2) regional electric network model and the whole network model are stored;
(3) the whole network model service of supplying a model;
(4) cloud back scheduling center is safeguarded and synchronizes regional electric network model and the whole network model;
(5) regional electric network model and the whole network model are carried out verification and carry out consistency check.
Further, described step (1) comprises the steps:
1. from each department main dispatching centre system, derive CIM/XML or CIM/E form electric network model file, send to cloud back scheduling center;
2. by cloud back scheduling center, described electric network model file is changed and imported the relational database at cloud back scheduling center, at cloud back scheduling center, CIM/XML after reunification of each department or CIM/E form electric network model file are merged and be spliced to form the whole network model.
Further, in described step (2), the whole network model after each department electric network model and merging is stored in respectively in relational database with the form of table, and the electric network model of each old version is stored in respectively in the distributed historical data base of area power grid.
Further, in described step (3), electric network model relation data library storage each department, each department and the whole network model, to the center lower dress service that supplies a model for the scheduling of the unified SCADA server of each department main dispatching centre and cloud, and support to provide the whole network to calculate the model service of calculating with regional subregion by the whole network model.
Further, in described step (4), by regional main dispatching centre, model is safeguarded, regularly derive CIM/XML or the CIM/E form electric network model file of regional main dispatching centre, and compare and generate increment SQL model with the up-to-date CIM/XML in cloud back scheduling center or CIM/E form electric network model file, the corresponding increment SQL model generating deposits area power grid relationship model database in, each department electric network model and the whole network model are safeguarded respectively simultaneously, each department electric network model and each applicating history model before safeguarding during by comparison deposit respectively distributed data base unified management in.
Further, in described step (5), verification is carried out to each department electric network model and the whole network model in described cloud back scheduling center; CIM/XML or CIM/E form electric network model file regional CIM/XML or the CIM/E form electric network model file corresponding with sub-cloud back scheduling center of regional main dispatching centre being derived by unified interface carry out consistency check.
The present invention is based on a kind of power network schedule automation main preparation system model synchronous system that another object provides, its improvements are, described system comprises cloud back scheduling center; Described cloud back scheduling center comprises regional dispatching center and the whole network dispatching center; The electric network model at regional dispatching center calls in described the whole network dispatching center; The regional dispatching center of moving is regional main dispatching centre.
Further, described regional dispatching center comprises area power grid model bank, relational database, preposition unit I and SCADA server I, described preposition unit I transmits data to SCADA server I and relational database respectively, and described area power grid model bank is stored to relational database by data;
Described the whole network dispatching center comprises distributed regional electric network model storehouse, distributed historical data base, distributing real-time data bank, preposition unit II and SCADA server I I, described preposition unit II transmits data to SCADA server I I and distributing real-time data bank respectively, and described distributed model storehouse is stored to distributing real-time data bank by data; Described distributing real-time data bank is stored to distributed historical data base by data.
Compared with the prior art, the beneficial effect that the present invention reaches is:
1, the present invention reduces maintainer's input, improve operation and maintenance level, study the operation maintenance scheme that unified models at different levels are safeguarded, sophistication, set up concentrated cloud back scheduling center, realize the full electric network Unified Model storages such as physical network model, electrical network computation model, electric network model graph of a correspondence and real time data section.Any model maintenance operation of dispatching center is all undertaken by Gai Beitiao maintenance centre, dispatching center, each department safeguards respectively the static model of compass of competency separately, the full electric network Unified Model storage forming, guarantees the uniqueness of full electric network model, and unified model share and access service mechanism is provided.The model of dispatching center, each department exists in " view " mode of full model, and automatic synchronization makes each operation system of dispatching center can pass through standard, unified data access interface is realized the access to the whole network model.
2, standby adjusting system construction realizes the disaster tolerance of application layer between active and standby tune and standby.Simultaneously, the technology of the generation of the automatic generation based on CIM/E model combination, CIM/G format graphics, real time data point table and the automatic renewal communication of communication point, set up the disaster tolerance each other in state's net, East China, Central China, North China, realized standby tune the each other of state's mediation three China scheduling.Between active and standby tune and each other, between disaster tolerance area, realize data sharing, can take over even if desired the business of other dispatching centers, carry out dispatching of power netwoks, to ensure power grid security reliability services at different levels.The mutually standby system of having built and disaster tolerance system are established good basis for realizing the storage of " model cloud ".
Accompanying drawing explanation
Fig. 1 is the process flow diagram of power network schedule automation main preparation system model synchronous method provided by the invention;
Fig. 2 to be SQL incremental maintenance provided by the invention synchronize with table schematic diagram;
Fig. 3 is the structural drawing of power network schedule automation main preparation system model synchronous system provided by the invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
The model management at cloud back scheduling center adopts regional homophony to derive, and then under the prerequisite of unified boundary definition, carries out the whole network and concentrates splicing, finally carries out the form of the whole network incremental maintenance.Model exchange adopts CIM/XML or the CIM/E form based on CIM standard, and regional homophony derives full model, and cloud back scheduling center completes model increment and imports.Unified boundary definition initial stage employing automatically adds manual mode and realizes, and the later stage is unified ID based on CIM/E and realizes.Model data has that structuring is strong, incidence relation feature closely, is applicable to adopting the storage of commercial relations database.
The mode that area power grid model adopts source to safeguard, correctness and the consistance of model is responsible for administering in each department, and the cloud back scheduling center checking tool that supplies a model checks that the regional homophony of returning of not passing through revises.The full model at the standby center of cloud be take Incremental Log management and as basis, is realized retrospective version management function, from the time, can review the model version of different time, from space, can review the increment area of source of model version, from applying, can review the source and course increment relation of full model and application model.
By each department homophony, provide CIM model, and be transformed into each back scheduling SCADA unified model, each department version is stored in respectively in distributed data base, through after merging, produces the whole network computation model, and with new time storage of versions in cloud central distribution formula database.By knowing mark, the version of each model is carried out to unified management, the model version query interface towards different time, different geographical, different application is provided, and to model, provides issuing service by network.
The process flow diagram of power network schedule automation main preparation system model synchronous method provided by the invention as shown in Figure 1, comprises the steps:
(1) determine the source of cloud back scheduling center the whole network model: from each department homophony system, derive CIM/XML or CIM/E form electric network model file, the unified cloud back scheduling center that sends to, by cloud back scheduling center, provide interface model to be changed and imported the distributing real-time data bank at cloud back scheduling center, at cloud back scheduling center, each department CIM/E form model is after reunification merged and is spliced into the whole network model.
(2) the whole network model is stored: each department electric network model with merge after the updated model of the whole network with the form of table, be stored in respectively independently in relational database, the electric network model of each old version is stored in distributed data base.
(3) the whole network model is carried out to model service: relationship model library storage each department and the whole network updated model, the lower dress service of adjusting unified SCADA and cloud back scheduling center to supply a model to various places; Support provides the whole network to calculate the model service of calculating with regional subregion by the whole network model.
(4) maintenance of cloud back scheduling center model with synchronize: by homophony, model is safeguarded, regularly derive the CIM model of homophony, and with the up-to-date CIM model in the cloud back scheduling center generation incremental model of comparing, the corresponding increment SQL warehouse-in that generates, each department electric network model and the whole network model are safeguarded respectively simultaneously, and first deposited legacy version (comparing front version with the CIM model that cloud back scheduling center is up-to-date) each department and each applicating history model in distributed data base unified management before this.SQL incremental maintenance is synchronizeed schematic diagram as shown in Figure 2 with table.
(5) verification of model and consistency check: verification can be carried out to each department electric network model and the whole network model in cloud back scheduling center.The CIM model regional CIM model corresponding with cloud back scheduling center of homophony being derived by unified interface carries out consistency check.
The present invention also provides a kind of power network schedule automation main preparation system model synchronous system, its structural drawing as shown in Figure 3, cloud back scheduling center; Described cloud back scheduling center comprises regional dispatching center and the whole network dispatching center; The electric network model at regional dispatching center calls in described the whole network dispatching center; The regional dispatching center of moving is regional main dispatching centre.
Described regional dispatching center comprises area power grid model bank, relational database, preposition unit I and SCADA server I, described preposition unit I transmits data to SCADA server I and relational database respectively, and described area power grid model bank is stored to relational database by data;
Described the whole network dispatching center comprises distributed regional electric network model storehouse, distributed historical data base, distributing real-time data bank, preposition unit II and SCADA server I I, described preposition unit II transmits data to SCADA server I I and distributing real-time data bank respectively, and described distributed model storehouse is stored to distributing real-time data bank by data; Described distributing real-time data bank is stored to distributed historical data base by data.
The present invention is according to the requirement of back scheduling System Construction at county level intentinonally, provincial and various places, county company actively develop the ground integrated back scheduling system Construction of province, adjust standby allotment to close with province, the back scheduling system that formation company is complete, meets power network safety operation and scheduling and produces the successional needs of commander.Construction based on the standby center of cloud, how standby the many masters of realization are, province is standby mode of operation.This construction mode can improve reliability, maintainability, the extensibility of back-up system, reduces standby construction investment, improves electrical network back scheduling its construction level.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although the present invention is had been described in detail with reference to above-described embodiment, those of ordinary skill in the field are to be understood that: still can modify or be equal to replacement the specific embodiment of the present invention, and do not depart from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of claim scope of the present invention.
Claims (8)
1. a power network schedule automation main preparation system model synchronous method, is characterized in that, described method comprises the steps:
(1) determine the electric network model at cloud back scheduling center;
(2) regional electric network model and the whole network model are stored;
(3) the whole network model service of supplying a model;
(4) cloud back scheduling center is safeguarded and synchronizes regional electric network model and the whole network model;
(5) regional electric network model and the whole network model are carried out verification and carry out consistency check.
2. synchronous method as claimed in claim 1, is characterized in that, described step (1) comprises the steps:
1. from each department main dispatching centre system, derive CIM/XML or CIM/E form electric network model file, send to cloud back scheduling center;
2. by cloud back scheduling center, described electric network model file is changed and imported the relational database at cloud back scheduling center, at cloud back scheduling center, CIM/XML after reunification of each department or CIM/E form electric network model file are merged and be spliced to form the whole network model.
3. synchronous method as claimed in claim 1, it is characterized in that, in described step (2), the whole network model after each department electric network model and merging is stored in respectively in relational database with the form of table, and the electric network model of each old version is stored in respectively in the distributed historical data base of area power grid.
4. synchronous method as claimed in claim 1, it is characterized in that, in described step (3), electric network model relation data library storage each department, each department and the whole network model, to the center lower dress service that supplies a model for the scheduling of the unified SCADA server of each department main dispatching centre and cloud, and support to provide the whole network to calculate the model service of calculating with regional subregion by the whole network model.
5. synchronous method as claimed in claim 1, it is characterized in that, in described step (4), by regional main dispatching centre, model is safeguarded, regularly derive CIM/XML or the CIM/E form electric network model file of regional main dispatching centre, and compare and generate increment SQL model with the up-to-date CIM/XML in cloud back scheduling center or CIM/E form electric network model file, the corresponding increment SQL model generating deposits area power grid relationship model database in, each department electric network model and the whole network model are safeguarded respectively simultaneously, each department electric network model and each applicating history model before safeguarding during by comparison deposit respectively distributed data base unified management in.
6. synchronous method as claimed in claim 1, is characterized in that, in described step (5), verification is carried out to each department electric network model and the whole network model in described cloud back scheduling center; CIM/XML or CIM/E form electric network model file regional CIM/XML or the CIM/E form electric network model file corresponding with cloud back scheduling center of regional main dispatching centre being derived by unified interface carry out consistency check.
7. a power network schedule automation main preparation system model synchronous system, is characterized in that, described system comprises cloud back scheduling center; Described cloud back scheduling center comprises regional dispatching center and the whole network dispatching center; The electric network model at regional dispatching center calls in described the whole network dispatching center; The regional dispatching center of moving is regional main dispatching centre.
8. synchro system as claimed in claim 7, it is characterized in that, described regional dispatching center comprises area power grid model bank, relational database, preposition unit I and SCADA server I, described preposition unit I transmits data to SCADA server I and relational database respectively, and described area power grid model bank is stored to relational database by data;
Described the whole network dispatching center comprises distributed regional electric network model storehouse, distributed historical data base, distributing real-time data bank, preposition unit II and SCADA server I I, described preposition unit II transmits data to SCADA server I I and distributing real-time data bank respectively, and described distributed model storehouse is stored to distributing real-time data bank by data; Described distributing real-time data bank is stored to distributed historical data base by data.
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| CN103942098A (en) * | 2014-04-29 | 2014-07-23 | 国家电网公司 | System and method for task processing |
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| CN104504172A (en) * | 2014-11-27 | 2015-04-08 | 国家电网公司 | Main-standby scheduling model data synchronization method for electricity SCADA (supervisory control and data acquisition) system |
| CN104573948A (en) * | 2014-12-30 | 2015-04-29 | 国家电网公司 | Distribution network topology analysis method based on distributed computation |
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| CN107657055A (en) * | 2017-10-18 | 2018-02-02 | 国网福建省电力有限公司 | A kind of back-up system method of data synchronization based on distribution main website |
| CN110008198A (en) * | 2019-03-07 | 2019-07-12 | 深圳供电局有限公司 | A kind of database structure and dispatch automated system |
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