CN101751426A - Method and device for realizing information sharing between SCADA and GIS - Google Patents
Method and device for realizing information sharing between SCADA and GIS Download PDFInfo
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Abstract
The invention discloses a method for realizing information sharing between data collection and monitoring system and geographic information system. The method includes the following steps: taking one of the data collection and monitoring system and the geographic information system as a model export party, converting an electric system model inside thereof into an electric system model document meeting public information model regulations; transmitting the converted electric system model system into another system from the data collection and monitoring system and the geographic information system as the model export party; the model export party resolves the electric system model document according to the public information model regulations and converts the data obtained through resolving into an electric system model inside the model export party. The invention can meet the regulation of physical isolation required in General Framework for Secondary System Safety Protection of National Electric Systems, and can realize excellent interface generality simultaneously.
Description
Technical field
The present invention relates to the information interaction of power system network, relate more specifically to a kind of at (the Supervisory Control and Data Acquisition of data acquisition and monitoring system, be called for short SCADA) and Geographic Information System (Geographic Information System is called for short GIS) between the method and apparatus of realization information sharing.
Background technology
The network of electric system is a kind of with geography information spatial network in close relations.To any one links such as electricity consumptions, all show characteristics such as spatiality, complicacy from transmission of electricity, power transformation, distribution.In the production and operation management of electric power enterprise, electric power GIS is effectively being brought into play vital role on these complicated space resources of management, and SCADA, energy management system (Energy Management System, abbreviation EMS), distribution management system (Distribution Management System is called for short DMS) then is that electrical network is monitored in real time and analyzed.This several application system all carries out modeling to power system network, but electric power GIS is paid close attention to spatial information, and SCADA, EMS, and DMS pay close attention to real-time information.Along with the expansion of electrical network scale and carrying out in a deep going way of electric power enterprise fine-grained management, by a plurality of application systems same electrical network is carried out modeling, draws and bring great burden certainly will for the operation maintenance personnel, how realizing the shared of these system's figures, model and real time data information and integrate will be the basis that guarantees that enterprise's internal information is complete, raise the efficiency, correctly grasp system running state, correct decisions.
In order to solve information sharing problem between GIS and SCADA, EMS, the DMS, the method that adopts can be divided into two classes: SCADA and the incorporate mode of GIS in the past, and GIS and SCADA do the mode of special purpose interface.
Wherein, in SCADA and the incorporate mode of GIS, SCADA and GIS are integrated in unified electric power enterprise computer data processing system platform, use same set of model and figure, this mode has solved the barrier that disunity brought between the data layout of the data layout of GIS and platform that SCADA adopts.By integrated design, realized the seamless link and the high unity of geography information and distribution real-time information.Data such as distribution model, graph data and man-machine interface are all generated and management by generalized information system, and the SCADA main electrical scheme is generated by GIS, and the change and the GIS of network structure are synchronous; All from the real-time data base of SCADA support platform, generalized information system real time data refresh rate and SCADA are suitable for real time data.
And between SCADA and GIS, do in the mode of special purpose interface, interface mode is meant that SCADA and GIS realize both sides' model, figure and dynamic data exchange at application layer.GIS and SCADA system remain two relatively independent systems, each have the separate models storehouse, the bag of drawing, and just by visit, the technology of sharing of data, allow the mutual of the information that realizes between the system.The form of interface has specialized protocol, configuration file, database access mode etc.
According to the requirement of " nationwide integrated power grid secondary Safe Protection overall framework ", SCADA/EMS/DMS is positioned at safe I district, and GIS then should be positioned at safe III/IV district, therefore needs to set up physical isolation apparatus between two systems.Adopt the mode of GIS and SCADA integrated design can't satisfy physically-isolated regulation, thereby violated the requirement of above-mentioned " nationwide integrated power grid secondary Safe Protection overall framework ", and might bring various safety problems.
Adopt interface mode to realize SCADA and GIS must promptly adopt special-purpose communication protocol, generate the file of specific format specific to application system alternately on application layer, or visit the table of ad hoc structure.In realizing process of the present invention, the inventor finds that the interface mode of this special use will make that the interface generality between SCADA and the GIS is relatively poor, and the dirigibility of system, opening, upgradability also decrease.
Summary of the invention
In view of above one or more problems, the present invention proposes a kind of method that realizes information sharing between data acquisition and monitoring system and Geographic Information System, purpose realizes excellent interface generality when being to satisfy " nationwide integrated power grid secondary Safe Protection overall framework " desired physically-isolated regulation.
According to the present invention, a kind of method that realizes information sharing between data acquisition and monitoring system and Geographic Information System has been proposed, this method may further comprise the steps: a system in data acquisition and monitoring system and the Geographic Information System is as model derivation side, and the electric network model that it is inner converts the electric network model file that meets the common information model standard to; Send the electric network model file after the conversion in data acquisition and monitoring system and the Geographic Information System another system as model importing side; Model imports root and according to the common information model standard electric network model file is resolved, and the data-switching that parsing obtains is become the inner electric network model in model importing side.
Wherein, the model derivation side electric network model that it is inner converts the electric network model file that meets the common information model standard to and can comprise: model derivation root converts the electric network model file that meets the common information model standard to according to the form electric network model that model derivation side is inner of common information model resource description framework (Common Information Model Resource DescriptionFramework is called for short CIM RDF) schema file.
Electric network model file after model derivation side will change sends that model imports to can be to comprise: model is derived the electric network model file that square tube cross after file transfer protocol (FTP) (File Transfer Protocol is called for short FTP) will be changed and is sent model importing side to.
Model imports root and according to the common information model standard electric network model file resolved and can be comprised: model is derived root and according to the form of CIM RDF schema file the electric network model file is resolved; And the data-switching that model importing side obtains parsing becomes the inner electric network model in model importing side to comprise: the data-switching that model importing root obtains parsing according to CIM RDF schema file becomes to meet the electric network model file of common information model standard.Wherein, the electric network model file can be common information model extend markup language (CommonInformation Model Extensible Markup Language is called for short a CIM XML) electric network model file, also can be E language electric network model file.
Wherein, the method that realizes information sharing between data acquisition and monitoring system and Geographic Information System can also may further comprise the steps: a system in data acquisition and monitoring system and the Geographic Information System is as figure derivation side, and the graphic element that it is inner is converted to the graphic file that meets electrical network figures exchange standard; Send graphic file in data acquisition and monitoring system and the Geographic Information System another system as figure importing side; And figure imports root and according to electrical network figures exchange standard graphic file resolved, and the data-switching that parsing obtains become the graphic element of inside, the figure side of importinging.
Wherein, the figure derivation side graphic file that it is inner is converted to the graphic file that meets electrical network figures exchange standard and can comprises: the graphic element that it is inner is converted to scalable vector graphics (Scalable Vector Graphics is called for short SVG) element information; Make the SVG element quote realm information in the electric network model according to CIMXML language model file or E language model file; And generation SVG graphic file or E language graph shape file.
Figure derivation side sends graphic file to figure import can be to comprise: figure is derived square tube and is crossed FTP and send graphic file to figure importing side.
Wherein, the method that realizes information sharing between data acquisition and monitoring system and Geographic Information System can also may further comprise the steps: the data acquisition and monitoring system obtains the current network snapshot from its inside, and converts this network snapshots to meet the requirement of public power system model exchange E linguistic norm E language section file; The data acquisition and monitoring system is sent to Geographic Information System with E language section file; And Geographic Information System resolves E language section file according to public power system model exchange E linguistic norm, and the data-switching that parsing obtains become the network snapshots of Geographic Information System inside.
Wherein, the data acquisition and monitoring system is sent to Geographic Information System with E language section file and can comprises: the data acquisition and monitoring system is sent to Geographic Information System by FTP with E language section file.
Technique effect:
The present invention will adopt international IEC61970 standard to realize SCADA system and generalized information system figure, sharing of model information and real time data, comprise that SCADA and generalized information system carry out standard based on common information model (CIM) to the Share Model of system, use saleable vector graphics (SVG) that figure is carried out standard, and carry out the exchange of standard real time data by CIM equally, reached overall unified mapping, the target of unified parameter maintenance, reduced operations staff's maintenance workload, realize the real unification of SCADA system and generalized information system information and shared, impelled the variation of Automatic monitoring systems and management information system operational management pattern.Can in satisfied " nationwide integrated power grid secondary Safe Protection overall framework " desired physically-isolated regulation, realize excellent interface generality.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 be among the IEC 61970-301 defined each the bag with and each the bag between the dependence synoptic diagram;
Fig. 2 is based on the hierarchical structure synoptic diagram of the electric network model of common information model;
Fig. 3 is the exemplary embodiment according to the present invention schematic flow sheet that implementation model is shared between data acquisition and monitoring system and Geographic Information System;
Fig. 4 is that exemplary embodiment according to the present invention realizes the synoptic diagram that figure is shared between data acquisition and monitoring system and Geographic Information System;
Fig. 5 is that exemplary embodiment according to the present invention realizes the schematic flow sheet that figure is shared between data acquisition and monitoring system and Geographic Information System;
Fig. 6 is the schematic flow sheet that the realization real time data is shared between data acquisition and monitoring system and Geographic Information System according to exemplary embodiment of the present invention; And
Fig. 7 is the synoptic diagram that exemplary embodiment according to the present invention is tested the data flow between data collection and supervisory system and the Geographic Information System.
Embodiment
Below with reference to accompanying drawing, describe the specific embodiment of the present invention in detail.
Fig. 1 be among the IEC 61970-301 according to exemplary embodiment of the present invention defined each bag with and each bag between the dependence synoptic diagram.At first need to solve the model sharing problem of two systems between SCADA and the generalized information system.The model content that SCADA and GIS share is electric logical device, the equipment connecting relation of electrical network.The canonical representation of these information can be followed IEC 61970 CIM and carry out.The standard object that CIM (common information model) provides the system of the production, transmission, distribution, market and the retail that are used for electricity, water, gas industry to carry out interoperability and application.At power domain, CIM has defined power industry standard object model, is used for exploitation that power engineering, planning, management, operation and commercial affairs etc. use and integrated, and it provides the standard of describing electric power object and relation thereof.As can be seen from Figure 1 each bag and the dependence between them of the CIM that defines among the IEC 61970-301 have defined related standard objects such as topology, electrical network, load, generator, SCADA, measurement in these bags.
Fig. 2 is the hierarchical structure synoptic diagram of exemplary embodiment according to the present invention based on the electric network model of common information model.According to the definition of CIM, electrical network has hierarchical structure as shown in Figure 2.Carry out model when exchange following CIM, the electric network model level among Fig. 2 can adopt extend markup language to encode.But when adopting XML coding electric network model, there is bulk redundancy information in the model, can causes file very huge; And the electric network model of XML coding can't pass through reverse physical isolation apparatus.Therefore, the present invention's E linguistic norm of following the State Grid dispatching center has been formulated " public power system model exchange E linguistic norm "." public power system model exchange E linguistic norm " is described the minimum essential requirement of public power system model exchange, stipulated the various objects property content of (comprising company, sub-control zone, factory station, equipment, end points, tie point, measurement or the like).Information in the defined electric network model is divided into two kinds of static information and multidate informations, and static information is information such as device parameter, annexation, and multidate information then is the information of measuring value sometime.All have field type to describe in each attribute, represent character string with s, f represents floating number, and i represents integer.This type information can be used for forming the validity that the E file template comes verification E swap file.
The object of " public power system model exchange E linguistic norm " standard comprises: company's class (Company), sub-control area class (SubControlArea), factory's station class (Substation), reference voltage class (BaseVoltage), electric pressure class (VoltageLevel), interval class (Bay), AC line highway section class (ACLineSegment), bus section, busbar section class (BusbarSection), isolating switch class (Breaker), disconnecting link (Disconnector), ground connection disconnecting link class (GroundDisconnector), series compensator class (SeriesCompensator), shunt compensator class (ShuntCompensator), power transformer class (PowerTransformer), transformer winding class (TransformerWinding), winding test class (WindingTest), gear switch device class (TapChanger), load class (EnergyConsumer), hydroelectricity generator category (HydroGeneratingUnit), thermoelectricity generator category (ThermalGeneratingUnit), synchronous motor class (SynchronousMachine), end points class (Terminal), tie point class (ConnectivityNode), combined switch class (CompositeSwitch), Deng duty value class (EquivalentLoad), equivalent power supply class (EquivalentSource), electric system resource type class (PSRType), measure class types (MeasurementType), unit class (Unit), measure class (Measurement), limit value collection class (LimitSet), limit value class (Limit), circuit class (Circuit), circuit section class (CircuitSection) etc.With AC line highway section class (ACLineSegment) is example (shown in following form), regulation and stipulation the attribute item that the AC line highway section may have during message exchange, and English name of attribute item, field type, length etc.For example, the English of AC line highway section ID is called " mRID ", and field type is s (character string), and its length is 128.
In E electric network model exchange files, AC line highway section class can be instantiated as following form:
＜ACLineSegment:: electric network model 〉
@id?mRID??name?description??r?x?bch??BaseVoltage
Resistance reactance shunt susceptance reference voltage is described in name section AC line highway section, ID alternating current circuit, // sequence number AC line highway section
#1 AC-Lbj12 Lbj12 mean pole line 0.093782 0.308560 0.0BV-110KV
＜/ACLineSegment:: electric network model 〉
Fig. 3 is the exemplary embodiment according to the present invention schematic flow sheet that implementation model is shared between data acquisition and monitoring system and Geographic Information System.With reference to figure 3, may further comprise the steps according to the method that between data acquisition and monitoring system and Geographic Information System, realizes information sharing of exemplary embodiment of the present invention:
Step S302, a system in data acquisition and monitoring system and the Geographic Information System is as model derivation side, and the electric network model that it is inner converts the electric network model file that meets the common information model standard to;
Step S304 sends the electric network model file after the conversion in data acquisition and monitoring system and the Geographic Information System another system as model importing side; And
Step S306, model imports root and according to the common information model standard electric network model file is resolved, and the data-switching that parsing obtains is become the inner electric network model in model importing side.
Wherein, the model derivation side electric network model that it is inner converts the electric network model file that meets the common information model standard to and comprises: model is derived root and is converted the electric network model of inside, the model side of derivationing to meet the common information model standard electric network model file according to the form of CIM RDF schema file.
Electric network model file after model derivation side will change sends model importing side to and comprises: the electric network model file that model is derived after square tube is crossed FTP and will be changed sends model importing side to.
Model importing root is resolved the electric network model file according to the common information model standard and comprised: model is derived root and according to the form of CIM RDF schema file the electric network model file is resolved.
The data-switching that model importing side obtains parsing becomes the inner electric network model in model importing side to comprise: the data-switching that model importing root obtains parsing according to CIM RDF schema file becomes to meet the electric network model file of common information model standard.
The electric network model file can be a CIM XML electric network model file, also can be E language electric network model file.
More specifically, model derivation side is converted to the defined class of CIM, attribute and related with the electric network model parameter information of internal system with topological connection relation, and generates CIM XML or E language electric network model file according to CIM RDF schema file.This model file will pass through uni-directional physical spacer assembly (positive physical isolation device or reverse physical isolation apparatus) and send model importing side to by FTP.Model importing side resolves this model file, obtains electric network model parameter and topological connection relation according to the CIM tissue; Model parameter and topological connection relation are converted to the organized formats that imports method, system inside subsequently, import in the system of importing side, so that importing side carries out analytical calculation on this model basis.
Fig. 4 is that exemplary embodiment according to the present invention realizes the synoptic diagram that figure is shared between data acquisition and monitoring system and Geographic Information System.The figure of SCADA and GIS is shared and can be adopted the form of saleable vector graphics (SVG) to finish.SVG is a kind of SGML that is used for describing two-dimension vector graphics and vector/dot matrix mixed graph based on XML, is a kind of brand-new vector graphics standard.It uses element and attribute to describe the profile of position, size and every kind of shape, and the CSS pattern then is used for the details of additional color, font and other abstract geometry shape.Adopt SVG to realize the figure interoperability of SCADA and GIS in this project, the object in the SVG figure is associated with domain object in the electric network model by id.
In order to pass through reverse physical isolation apparatus, the present invention has formulated " electrical network figures exchange standard " equally, has stipulated how to adopt the E language to carry out figures exchange between two application systems." electrical network figures exchange standard " supposes that two application systems have priori to the figure meta template of exchange figure, and promptly the figure meta template is known when the exchange figure.To directly quote the figure meta template in the figures exchange, the transformational relation of actual coordinate adopts matrix operation on the original coordinates of pel template position and the E language figure.
The information of description figure meta template can be used as the schema file of figure, and this schema file need not embody in exchange, because supposed application system the pel template definition is had gained some understanding.The figure meta template will be described electric pressure color, switch pel, disconnecting link pel, transformer pel, ground connection pel, compensator pel, generator pel, lightning arrester pel, fuse pel, voltage transformer (VT) pel etc.
I) electric pressure color
| Electric pressure | Template content | Quote expression |
| ??500KV | The color that RGB represents, form be rgb (R, G, B) | ??kV500 |
| ??220KV | The color that RGB represents, form be rgb (R, G, B) | ??kV220 |
| ??110KV | The color that RGB represents, form be rgb (R, G, B) | ??kV110 |
| ??35KV | The color that RGB represents, form be rgb (R, G, B) | ??kV35 |
| ??10KV | The color that RGB represents, form be rgb (R, G, B) | ??kV10 |
| ??380V | The color that RGB represents, form be rgb (R, G, B) | ??V380 |
| ??220V | The color that RGB represents, form be rgb (R, G, B) | ??V220 |
Ii) equipment pel
The equipment pel will be stipulated the primitive shapes of various kinds of equipment, comprise pel upper left corner coordinate and wide, high.
" electrical network figures exchange standard " classifies Drawing Object: figure essential information class, bus class, Switch, disconnecting link class, transformer ' s type, compensator class, class generator, load class, circuit class, connecting line class, measurement class, text class, focus class, lightning arrester class, fuse class, ground connection symbol class, voltage transformer (VT) class, common figure metaclass (comprising line segment class, polygon class, rectangle class, camber line class, elliptical-type etc.).With the Switch is that example describes, the English of Switch correspondence is called Breaker, defined the attribute item (having comprised mRID, x, y, width, height, transform_matrix, class, symbolName) during the switch Drawing Object is described in the standard, and the attribute type of each attribute item, length and description.For example symbolName is a title of quoting pel, and its attribute type is s (character string), and length is 50.
| Attribute-name | Attribute type | Length | Describe |
| MRID | s | 128 | The ID of switch |
| x | i | In that (x, y) coordinate is quoted the switch pel, pairing x coordinate | |
| y | i | In that (x, y) coordinate is quoted the switch pel, pairing y coordinate | |
| Width | i | Quote the width in pel zone | |
| Height | i | Quote the height in pel zone | |
| Transform_matrix | s | 200 | Transformation matrix, form be matrix (a, b, c, d, e, f), a wherein, b, c, d, e, f be corresponding to the item in the transformation matrix, or the form of rotate, scale, translate. |
| Class | s | 20 | The electric pressure color |
| SymbolName | s | 50 | Quote the title of pel |
In the exchange of E graphic file, the Switch Drawing Object can be instantiated as:
＜Breaker:: figure 〉
@id??mRID??x??y??width?height??class??symbolName
#1BK-KC59JB 28 154 39 17 kv230 switches
#2BK-KC5DKB 376 154 39 17 kv230 switches
＜/Breaker:: figure 〉
Fig. 5 is that exemplary embodiment according to the present invention realizes the schematic flow sheet that figure is shared between data acquisition and monitoring system and Geographic Information System.With reference to figure 5, further comprising the steps of according to the method that between data acquisition and monitoring system and Geographic Information System, realizes information sharing of exemplary embodiment of the present invention:
Step S502, a system in data acquisition and monitoring system and the Geographic Information System is as figure derivation side, and the graphic element that it is inner is converted to the graphic file that meets electrical network figures exchange standard;
Step S504 sends graphic file in data acquisition and monitoring system and the Geographic Information System another system as figure importing side; And
Step S506, figure imports root and according to electrical network figures exchange standard graphic file is resolved, and the data-switching that parsing obtains is become the inner graphic element in figure importing side.
Wherein, the figure derivation side graphic file that it is inner is converted to the graphic file that meets electrical network figures exchange standard and comprises: the graphic element that it is inner is converted to the SVG element information; Make the SVG element quote realm information in the electric network model according to CIM XML language model file or E language model file; And generation SVG graphic file or E language graph shape file.
Figure derivation side sends graphic file to figure importing side and comprises: figure derivation square tube is crossed FTP and is sent graphic file to figure importing side.
More specifically, figure derivation side is converted to the form that meets " electrical network figures exchange standard " requirement with the graphical format of internal system, and passes through the metadata element with the domain object in electric power graphics primitive objects such as the equipment sensing CIM XML electric network model.SVG that is generated or E language graph shape file will pass through uni-directional physical spacer assembly (positive physical isolation device or reverse physical isolation apparatus) and send figure importing side to by FTP.Figure importing side resolves SVG or E language graph shape file, the described graphical information of SVG element is converted to the graphical format of internal system.The prerequisite that figure imports is that CIM XML electric network model correctly imports, and Drawing Object can correctly refer to model object in the time of can guaranteeing the figure importing like this.
Fig. 6 is the schematic flow sheet that the realization real time data is shared between data acquisition and monitoring system and Geographic Information System according to exemplary embodiment of the present invention.With reference to figure 6, exemplary embodiment according to the present invention realizes that between data acquisition and monitoring system and Geographic Information System the method for information sharing is further comprising the steps of:
Step S602, the data acquisition and monitoring system obtains the current network snapshot from its inside, and converts this network snapshots to meet the requirement of public power system model exchange E linguistic norm E language section file;
Step S604, the data acquisition and monitoring system is sent to Geographic Information System with E language section file; And
Step S606, Geographic Information System is resolved E language section file according to public power system model exchange E linguistic norm, and the data-switching that parsing obtains is become the network snapshots of Geographic Information System inside.
The data acquisition and monitoring system is sent to Geographic Information System with E language section file and can comprises: the data acquisition and monitoring system is sent to Geographic Information System by FTP with E language section file.
More specifically, the real-time network snapshot also adopts the form of E language to transmit, and coding meets the requirement of " public power system model exchange E linguistic norm ".It is unidirectional that the real time data of SCADA and GIS is shared, and promptly only needs SCADA to provide real time data to generalized information system.The SCADA system obtains the current network snapshot from memory bank, and this network snapshots is saved as the E language section file that meets " public power system model exchange E linguistic norm " requirement.This section file passes through positive physical isolation device and is sent in the generalized information system.Generalized information system is resolved E language section file, and will resolve the applied analysis that the network snapshots that generates is used for generalized information system.
Fig. 7 is the synoptic diagram that exemplary embodiment according to the present invention is tested the data flow between data collection and supervisory system and the Geographic Information System.According to the actual interoperability experiment of carrying out, the data flow between test macro as shown in Figure 7.Because SCADA is positioned at safe I district, and GIS is positioned at the safety IV district, installing positive physical device and reverse physical isolation apparatus between two systems.The model that the SCADA system derives and graphic file need pass through on the node that positive physical isolation device is sent to GIS place, safety IV district, and the model of GIS derivation and graphic file need pass through on the node that reverse physical isolation apparatus is sent to SCADA place, safe I district.The experiment show the method applied in the present invention can realize sharing of model between SCADA and the GIS, figure, real time data.
In a word, if SCADA and GIS can Share Model, figure and data, then can greatly reduce the workload of operation maintenance personnel in the electric power enterprise.Particularly along with the development of distribution network systems and the in-depth of distribution management, the maintenance workload of system is with increasing.If SCADA and GIS are can implementation model and the interoperability of figure, then the wiring diagram of power transmission network model and transformer station, tidal current chart etc. can be safeguarded by SCADA, and the model of power distribution network and figure can be safeguarded by GIS, the information that prevented effectively repeats to safeguard problems such as the information inconsistency, the maintenance workload that cause are huge, improved staff's work efficiency effectively, and the situation that electrical network can in time be understood by leadership is carried out correct decisions.
In a word, in an embodiment of the present invention, realize the problem of excellent interface generality when can not satisfy " nationwide integrated power grid secondary Safe Protection overall framework " desired physically-isolated regulation simultaneously, provided solution based on following two aspects at prior art.
(1) the public power system model based on the CIM/E language exchanges.The public power system model has comprised information such as company, sub-control zone, factory station, equipment, annexation, measurement.Physics for electric network model is described, and not only needs switching equipment information, also needs to exchange the annexation data.The present invention will follow the class name and the attribute-name of IEC 61970CIM definition exchange, and the minimum essential requirement of public power system model is described.Information in the electric network model is divided into two kinds of static information and multidate informations, and static information is information such as device parameter, annexation, and multidate information then is the information of measuring value sometime.
(2) graphical information based on the SVG/E language exchanges.Suppose that two application systems have priori to the figure meta template of exchange figure, promptly the figure meta template is known when the exchange figure.To directly quote the figure meta template in the figures exchange, the transformational relation of actual coordinate adopts matrix operation on the original coordinates of pel template position and the E language figure.The matrixing computing formula of a two-dimensional coordinate system is:
Wherein, x and y are the original coordinates value, x
1And y
1It is the actual coordinate value.Transformation matrix of coordinates just can represent that these 6 parameters are 6 elements in the above-mentioned formula matrix with matrix (a b c d e f) when quoting Symbol.
" the electrical network figures exchange standard " that the present invention formulated also allows transformation matrix of coordinates to use expressions such as translate, rotate, scale, and form represents that with the conversion among the svg mode is identical.
The information of description figure meta template can be used as the schema file of figure.The figure meta template will be described electric pressure color, switch pel, disconnecting link pel, transformer pel, ground connection pel, compensator pel, generator pel, lightning arrester pel, fuse pel, voltage transformer (VT) pel etc.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a method that realizes information sharing between data acquisition and monitoring system and Geographic Information System is characterized in that, may further comprise the steps:
A system in described data acquisition and monitoring system and the described Geographic Information System is as model derivation side, and the electric network model that it is inner converts the electric network model file that meets the common information model standard to;
Send the described electric network model file after the conversion in described data acquisition and monitoring system and the described Geographic Information System another system as model importing side;
Described model imports root and according to described common information model standard described electric network model file is resolved, and the data-switching that parsing obtains is become the inner electric network model in described model importing side.
2. method according to claim 1, it is characterized in that the described model derivation side electric network model that it is inner converts the electric network model file that meets the common information model standard to and comprises: described model is derived root and is converted the electric network model file that meets the common information model standard to according to the form of the common information model resource description framework schema file electric network model that described model derivation side is inner.
3. method according to claim 1, it is characterized in that the described electric network model file after described model derivation side will change sends described model importing side to and comprises: the described electric network model file that described model is derived after square tube is crossed FTP and will be changed sends described model importing side to.
4. method according to claim 2 is characterized in that, described model importing root is resolved described electric network model file according to described common information model standard and comprised:
Described model is derived root and according to the form of common information model resource description framework schema file described electric network model file is resolved.
5. method according to claim 4, it is characterized in that the data-switching that described model importing side obtains parsing becomes the inner electric network model in described model importing side to comprise: the data-switching that described model importing root obtains parsing according to common information model resource description framework schema file becomes to meet the electric network model file of common information model standard.
6. according to claim 2 or 4 described methods, it is characterized in that described electric network model file is common information model extend markup language electric network model file or E language electric network model file.
7. method according to claim 1 is characterized in that, and is further comprising the steps of:
A system in described data acquisition and monitoring system and the described Geographic Information System is as figure derivation side, and the graphic element that it is inner is converted to the graphic file that meets electrical network figures exchange standard;
Send described graphic file in described data acquisition and monitoring system and the described Geographic Information System another system as figure importing side; And
Described figure imports root and according to electrical network figures exchange standard described graphic file is resolved, and the data-switching that parsing obtains is become the inner graphic element in described figure importing side.
8. method according to claim 7 is characterized in that, the described figure derivation side graphic file that it is inner is converted to the graphic file that meets electrical network figures exchange standard and comprises:
The graphic element that it is inner is converted to the saleable vector graphics element information;
Make the saleable vector graphics element quote realm information in the electric network model according to common information model extend markup language model file or E language model file; And
Generate saleable vector graphics file or E language graph shape file.
9. method according to claim 7 is characterized in that, described figure derivation side sends described graphic file to described figure importing side and comprises: described figure derivation square tube is crossed FTP and is sent described graphic file to described figure importing side.
10. method according to claim 1 is characterized in that, and is further comprising the steps of:
Described data acquisition and monitoring system obtains the current network snapshot from its inside, and this network snapshots converted to meets the E language section file that public power system model exchange E linguistic norm requires;
Described data acquisition and monitoring system is sent to described Geographic Information System with described E language section file; And
Described Geographic Information System is resolved described E language section file according to public power system model exchange E linguistic norm, and the data-switching that parsing obtains is become the network snapshots of described Geographic Information System inside.
11. method according to claim 9, it is characterized in that described data acquisition and monitoring system is sent to described Geographic Information System with described E language section file and comprises: described data acquisition and monitoring system is sent to described Geographic Information System by FTP with described E language section file.
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