CN102567843A - Method and device for power grid model matching - Google Patents
Method and device for power grid model matching Download PDFInfo
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- CN102567843A CN102567843A CN2011103960752A CN201110396075A CN102567843A CN 102567843 A CN102567843 A CN 102567843A CN 2011103960752 A CN2011103960752 A CN 2011103960752A CN 201110396075 A CN201110396075 A CN 201110396075A CN 102567843 A CN102567843 A CN 102567843A
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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 discloses a method and a device for power grid model matching. Matching objects mainly comprise power grid models of an EMS (Energy Management System) system, a BPA (Business Process Analysis) system and a management information system; and based on a CIM (Common Information Model), the power grid models of the BPA system and the management information system are drawn close to the CIM of the EMS system. When two systems to be matched do not comprise the EMS system, middle escaping is performed through the CIM of the EMS system; and when one of the two systems to be matched is the EMS system, the power grid model of the other system is drawn close to the CIM of the EMS system so as to realize matching.
Description
Technical field
The present invention relates to the dispatching of power netwoks technical field, particularly a kind of method and apparatus of electric network model coupling.
Background technology
In the electric system of China; Dispatching of power netwoks be to whole electrical network safe, stable, economical operation is commanded and the maincenter department coordinated; Also be an intensive department that crosses of multiple professional technique, these technology comprise electrical network professional technique, control automatic technology, IT infotech etc.For realizing identification and control to real-time power network ruuning situation; Power scheduling control center has often disposed a large amount of acquisition systems, automatic control system and IT application in management system, like EMS/SCADA system, AGC and AVC, professional calculated off-line program that OMS system and each professional sections used etc.
These systems are the technical supports in the management and running work, but because construction producer and the technical system of each system is all inequality, and therefore function between system is integrated often to be difficult to realization with calling each other relating in the past.In view of this situation, IEC has organized to set up out the 61970CIM series standard that is applicable to dispatching of power netwoks mechanism, and hope can be with the common model construction of this standard uniform dispatching train of mechanism.But according to the actual fact; Except that EMS system and part dispatching management information system; Quite the basic model of the calculated off-line of part and control system can't be compatible fully with the CIM standard in addition, and the integrated comprehensive application and development of dispatching of power netwoks of function has formed obstruction between a plurality of systems to relating to.
Under the prior art condition; The employed electrical network basic model of dispatching of power netwoks mechanism mainly is divided into the CIM model based on EMS/SCADA; MIS model, BPA off-line specialty computing system model etc.; Having huge difference between the electric network model of each system, is that XML structure with self-described is the basis like the CIM model, adopts the mode of stratification to describe the subordinate relation of electric system; The more concern points of MIS model are the machine account information such as Asset Attributes of equipment, are based on and BPA and DSA system adopt " node-branch road " link model of structure.
Between a plurality of models, mated in the past; Often need artificially respectively the same equipment of a plurality of systems of relating to be discerned; Adopt manual mode to check, the problem that causes thus is that the checking work amount is huge, and work efficiency is extremely low; And must be that the professional who is familiar with related system just can carry out, be great wastes to human resources.Electric network composition is in constantly changing, and new circuit and equipment of going into operation often can't in time mate, and causes practical function not good, following example:
L BEIJIAO?220.CHASHAN?220.1?1250.0015.0111?.0183?19.6 LGJ-2*400
L BEIJIAO?220.CHASHAN?220.2?1250.0015.0110?.0181?19.5 LGJ-2*400
Above-mentioned sign be Guangdong Power Grid 220kV Bei Chajia, second double loop with " node-branch road model " expression, and the name in the EMS system is called " northern tea A-wire 2763 ", " northern tea second line 2764 ".When adopting artificial the coupling, the collator must understand two kinds of model structures very much.
Need to adopt artificial manual matching mode, the extremely low and easy error of work efficiency causes the possibility of error code, error code, leakage sign indicating number very big.
Summary of the invention
The present invention proposes a kind of method and apparatus of electric network model coupling, mate with electric network model to the different system relevant with power scheduling.
The method of electric network model coupling of the present invention comprises step:
Select two systems relevant with power scheduling to be matched, said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Collect the model data of two systems to be matched;
When two systems to be matched are BPA systems and management infosystem; CIM model through the EMS system carries out the centre escape to BPA system model and MIS model; BPA system model and MIS model are drawn close to the EMS system, and accomplished the coupling between BPA system and MIS through the CIM model; When two systems to be matched, when one of them system is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model.
Preferably, when two systems to be matched, one of them system is the EMS system, when another system is MIS, adopts the mode of title and attribute fuzzy matching, and the MIS model is drawn close to the CIM of EMS system model.
Preferably, when two systems to be matched, one of them is the EMS system, when another is the BPA system, adopts the mode of topological analysis, and the BPA system model is drawn close to the CIM of EMS system model.
The device of electric network model coupling of the present invention comprises:
Module is selected by system; Being used to accept system to be matched selects; Said system to be matched is two systems relevant with power scheduling to be matched, and said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Data collection module is used to collect the model data of two systems to be matched;
Matching module; When being used for being BPA systems and management infosystem in two systems to be matched; CIM model through the EMS system carries out the centre escape to BPA system model and MIS model; BPA system model and MIS model are drawn close to the EMS system, and accomplished the coupling between BPA system and MIS through the CIM model; In two systems to be matched, when one of them system is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model.
Preferably; Said matching module also is used in two systems to be matched, and one of them system is the EMS system, when another system is MIS; Adopt the mode of title and attribute fuzzy matching, the MIS model is drawn close to the CIM of EMS system model.
Preferably, said matching module also is used in two systems to be matched, and one of them is the EMS system, when another is the BPA system, adopts the mode of topological analysis, and the BPA system model is drawn close to the CIM of EMS system model.
The method and apparatus of electric network model coupling of the present invention; The object of coupling mainly is the electric network model of EMS system, BPA systems and management infosystem; Be the basis with the CIM model, the electric network model of BPA system and MIS is drawn close to the CIM of EMS system model.When two systems to be matched did not comprise the EMS system, the CIM model through the EMS system carried out the centre escape; When two systems to be matched, when one of them is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model, thus the coupling of realization.
Description of drawings
Fig. 1 is the schematic flow sheet of the method for electric network model coupling of the present invention;
Fig. 2 is the structural representation of the device of electric network model coupling of the present invention.
Embodiment
The method of electric network model coupling of the present invention, as shown in Figure 1, comprise step:
Step 1, selection two systems relevant to be matched with power scheduling, said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Step 2, collect the model data of two systems to be matched;
Step 1 is through the exchanges data regularly and the method for data parsing; From EMS system, BPA system, MIS, obtain infrastructure device model and each item plan information of CIM model, BPA wire frame model and MIS respectively, as the basic data source of Model Matching.
(1) forward model conversion, promptly from Management Information Model to the BPA model conversion, middle CIM model by means of the EMS system carries out escape.
As: to the north of the tea A-wire go into operation and to be example, being described as of this line in the MIS model:
Above-mentioned capital construction operation information table has been described the operation information of the northern tea A-wire that needs to go into operation, and has indicated that the model that title, networking electric pressure, two ends website, Route Length, the circuit of this circuit adopt estimated information such as commissioning date in the past.Electric topology information between the CIM model of EMS system has write down between electrical network grid structure, grid equipment information, grid equipment, factory stands; And adopt structurized mode to store in the relational database; Therefore in CIM electric network composition storehouse, had the structural information of the Beishan Mountain, two transformer stations in tea hill, so decidable should operation information be effective on topological structure.
What the BPA system model adopted is the electrical network descriptive model of " node-branch road "; The emphasis of paying close attention to is the electric communication relationship of operation equipment; Line name to concrete is not paid close attention to; Therefore the CIM model through the EMS system carries out escape, and the description title that can obtain the Beishan Mountain, both sides, tea hill website is respectively " BEIJIAO ", " CHASHAN " (by the Guangdong Power Grid naming rule, other area maybe be different).The BPA model that can draw " the northern tea A-wire " that need put into operation is following:
(2) reverse conversion, promptly from the BPA model to the MIS model conversion, middle CIM model by means of the EMS system carries out escape.
Reverse conversion is similar with forward conversion, just changes to the form of MIS from the form based on BPA.
At first obtain the line information of BPA form.Be that example describes with " northern tea A-wire " equally, equally with top example in BPA " node-branch road " model be the description of this circuit:
Through parsing to " northern tea A-wire " BPA form, can draw website, electric pressure, the circuit sequence number of these circuit both sides, be respectively " BEIJIAO " and " CHASHAN ", " 220 ", " 1 ".Through with the contrast of CIM factory station equipment information bank; Can draw the both sides website and be respectively " station, the north suburb " and " station, tea hill "; Obtaining both sides factory's points back, can to find out the electric pressure that is connected between station, the north suburb and station, tea hill through the CIM topological structure of electric be all circuits of 220kV; Drawing this circuit according to circuit sequence number " 1 " again is " first " line in the double-circuit line between two stations, is " northern tea A-wire " thereby finally can draw this line name.
As a preferred embodiment; When two systems to be matched, one of them system is the EMS system, when another system is MIS; Adopt the mode of title and attribute fuzzy matching, the MIS model is drawn close to the CIM of EMS system model.According to the requirement of management and running rules, all grid equipments all have unique scheduling numbering of phase, also have certain location information, the i.e. infield of this equipment simultaneously.Therefore above information capable of using positions the need equipment matched, the final Model Matching that realizes according to Name & Location information.
As a preferred embodiment, when two systems to be matched, one of them is the EMS system, when another is the BPA system, adopts the mode of topological analysis, and the BPA system model is drawn close to the CIM of EMS system model.The topological analysis coupling, promptly through the coupling between the topological analysis implementation model of electrical network, this method is used for the coupling of " node-branch road " model and CIM model.With " Bei Chajia, second double loop " circuit is example, being described below in " node-branch road " model:
L BEIJIAO?220.CHASHAN?220.1?1250.0015.0111?.0183?19.6 LGJ-2*400
L BEIJIAO?220.CHASHAN?220.2?1250.0015.0110?.0181?19.5 LGJ-2*400
In the CIM model; The title of these two circuits is respectively " northern tea A-wire 2763 ", " northern tea second line 2764 ", have and have huge difference on the data description, therefore needs find out the both sides end points transformer station of two lines through the CIM topological relation; Be respectively " north suburb change ", " tea hill change "; And the naming rule of website is changed by " node-branch road " model, accomplish the coupling of circuit model thus, similarly to the Model Matching of genset, transformer.
The device of electric network model of the present invention coupling is and the corresponding device of said method, and is as shown in Figure 2, comprising:
Module is selected by system; Being used to accept system to be matched selects; Said system to be matched is two systems relevant with power scheduling to be matched, and said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Data collection module is used to collect the model data of two systems to be matched;
Matching module; When being used for being BPA systems and management infosystem in two systems to be matched; CIM model through the EMS system carries out the centre escape to BPA system model and MIS model; BPA system model and MIS model are drawn close to the EMS system, and accomplished the coupling between BPA system and MIS through the CIM model; In two systems to be matched, when one of them system is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model.
Can know that by foregoing description and Fig. 2 system selects module, data collection module to link to each other successively with matching module and constituted this device.
As a preferred embodiment; Said matching module also is used in two systems to be matched, and one of them system is the EMS system, when another system is MIS; Adopt the mode of title and attribute fuzzy matching, the MIS model is drawn close to the CIM of EMS system model.
As a preferred embodiment, said matching module also is used in two systems to be matched, and one of them is the EMS system, when another is the BPA system, adopts the mode of topological analysis, and the BPA system model is drawn close to the CIM of EMS system model.
Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (6)
1. the method for an electric network model coupling is characterized in that, comprises step:
Select two systems relevant with power scheduling to be matched, said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Collect the model data of two systems to be matched;
When two systems to be matched are BPA systems and management infosystem; CIM model through the EMS system carries out the centre escape to BPA system model and MIS model; BPA system model and MIS model are drawn close to the EMS system, and accomplished the coupling between BPA system and MIS through the CIM model; When two systems to be matched, when one of them system is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model.
2. the method for electric network model coupling according to claim 1; It is characterized in that; When two systems to be matched, one of them system is the EMS system, when another system is MIS; Adopt the mode of title and attribute fuzzy matching, the MIS model is drawn close to the CIM of EMS system model.
3. the method for electric network model coupling according to claim 1 and 2 is characterized in that, when two systems to be matched; One of them is the EMS system; When another is the BPA system, adopt the mode of topological analysis, the BPA system model is drawn close to the CIM of EMS system model.
4. the device of an electric network model coupling is characterized in that, comprising:
Module is selected by system; Being used to accept system to be matched selects; Said system to be matched is two systems relevant with power scheduling to be matched, and said two systems relevant with power scheduling are any two systems in EMS system, the BPA systems and management infosystem;
Data collection module is used to collect the model data of two systems to be matched;
Matching module; When being used for being BPA systems and management infosystem in two systems to be matched; CIM model through the EMS system carries out the centre escape to BPA system model and MIS model; BPA system model and MIS model are drawn close to the EMS system, and accomplished the coupling between BPA system and MIS through the CIM model; In two systems to be matched, when one of them system is the EMS system, the electric network model of another system is drawn close to the CIM of EMS system model.
5. the device of electric network model coupling according to claim 4; It is characterized in that; Said matching module also is used in two systems to be matched, and one of them system is the EMS system, when another system is MIS; Adopt the mode of title and attribute fuzzy matching, the MIS model is drawn close to the CIM of EMS system model.
6. according to the device of claim 4 or 5 described electric network models coupling; It is characterized in that; Said matching module also is used in two systems to be matched, and one of them is the EMS system, when another is the BPA system; Adopt the mode of topological analysis, the BPA system model is drawn close to the CIM of EMS system model.
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| CN101751426A (en) * | 2008-12-11 | 2010-06-23 | 北京市电力公司 | Method and device for realizing information sharing between SCADA and GIS |
| CN101789626A (en) * | 2010-01-05 | 2010-07-28 | 国电南瑞科技股份有限公司 | Protected object-oriented automatic modeling and real-time information joint processing method |
| CN101873008A (en) * | 2010-07-02 | 2010-10-27 | 国电南瑞科技股份有限公司 | Method for converting SCD (Substation Configuration Description) model into dispatching center CIM (Common Information Model) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101751426A (en) * | 2008-12-11 | 2010-06-23 | 北京市电力公司 | Method and device for realizing information sharing between SCADA and GIS |
| CN101789626A (en) * | 2010-01-05 | 2010-07-28 | 国电南瑞科技股份有限公司 | Protected object-oriented automatic modeling and real-time information joint processing method |
| CN101873008A (en) * | 2010-07-02 | 2010-10-27 | 国电南瑞科技股份有限公司 | Method for converting SCD (Substation Configuration Description) model into dispatching center CIM (Common Information Model) |
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