CN104112183B - The intelligent scheduling model management system and management method of intelligent substation plug and play - Google Patents
The intelligent scheduling model management system and management method of intelligent substation plug and play Download PDFInfo
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Abstract
The present invention relates to a kind of intelligent scheduling model management system of intelligent substation plug and play and its management method, intelligent scheduling model management system be based on transformer station's interval scd models, including：Gap model acquisition module, model analyzing modular converter, model splicing are compared into library module and workflow management module；Model management method comprises the steps：Using transformer station as source, to be modeled at intervals of granularity；Messaging bus is monitored, the message that transformer station sends is obtained；Transformer station's gap model is obtained by service bus；Transformer station's interval scd files are successively read, parsing conversion is carried out to gap model；Gap model after conversion is spliced, and imports relation storehouse and real-time database；Completed by messaging bus reporting interval model modification.The intelligent scheduling model management system model of the present invention derives from transformer station's interval scd files, and end of arriving at a station is safeguarded, automatically accessed, it is not necessary to artificial to participate in, and is truly realized the plug and play of transformer station model.
Description
Technical field
The present invention relates to a kind of power automation technology, the intelligence tune of in particular to a kind of intelligent substation plug and play
Spend model management system and its management method.
Background technology
Intelligent Substation System follows IEC61850 standards, using substation configuration description (substation
Configuration description, SCD) model, the model includes first and second facility information, and emphasis describes transformer station
The information of interior each IED equipment；And intelligent dispatching system follows IEC61970 model criterias, using CIM/E model formats, define
Respective application attribute is included in grid equipment model class object, each class object, CIM/E models are included once, secondary device
Information, emphasis describes primary equipment model.Intelligent dispatching system model come from transformer substation end, and two set of model standard difference compared with
Greatly, it is therefore desirable to conversion process is carried out to SCD models, the model information needed for dispatching terminal is extracted, then can just utilize mesh
The CIM/E researchs and application that preceding dispatching terminal has been carried out are managed to electric network model, realize the plug and play of transformer station model.
Whole station SCD models general tens, in model modification if transmitting whole station model, compare bandwidth requirement
Height, it is larger to network pressure if cycle synchronisation frequency is higher, need a kind of intelligent scheduling model management system and its pipe badly
Reason method.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of intelligent scheduling of intelligent substation plug and play
Model management system and its management method, the present invention are followed IEC61850 standards at intelligent substation end and set up in units of interval
Model, forms interval scd files.Each gap model includes primary equipment in this interval, IED equipment and had electrically or signal
Equipment component in the association interval of contact, in intelligent scheduling model management system, passes through the solution to each gap model file
Analysis, the annexation between obtaining the model information of scheduling system needs and being respectively spaced, whole station model is merged into by gap model.
The purpose of the present invention is realized using following technical proposals：
The present invention provides a kind of intelligent scheduling model management system of intelligent substation plug and play, and its improvements exists
In, the intelligent scheduling model management system be based on transformer station's interval scd models, including：
Gap model acquisition module：For monitoring messaging bus, obtain the newly-increased plant stand of transformer station's transmission, model modification and disappear
After breath, service bus is called to obtain the model file sent on intelligent substation；
Model analyzing modular converter：According to the difference of IEC61850 specifications and IEC61970 specifications, to the model of scd forms
File is parsed, and is extracted after the model information needed for intelligent dispatching system, is converted to the model file of CIM/E forms；
Model splicing is compared into library module：By the model file after conversion according to the annexation between gap model, simultaneously
It is compared with existing model in model library, by its increment synchronization into whole electric network model storehouse；
Workflow management module：For managing other each modules in whole intelligent scheduling model management system, it is ensured that its is normal
Operation, while the transmission of control message, file, realizes the automation of whole process, realizes inserting i.e. for intelligent substation model
With.
The present invention also provides a kind of model management side of the intelligent scheduling model management system of intelligent substation plug and play
Method, it is theed improvement is that, methods described comprises the steps：
(1) using transformer station as source, to be modeled at intervals of granularity；
(2) messaging bus is monitored, the message that transformer station sends is obtained；
(3) transformer station's gap model is obtained by service bus；
(4) transformer station's interval scd files are successively read, parsing conversion is carried out to gap model；
(5) gap model after conversion is spliced, and imports relation storehouse and real-time database；
(6) completed by messaging bus reporting interval model modification.
Further, in the step (1), original transformer station model is split as to multiple models text in units of interval
Part；In each gap model, primary equipment part：Including this interval and direct correlation therewith interval (generally bus interval)
Information；Secondary device part：Include the modeling information of the secondary device associated with the interval in primary equipment.
Further, in the step (2), the message that intelligent substation is sent includes adjusting with intelligence by power transformation station interface
The communication information of model management system is spent, communication information includes：
Newly-increased plant stand：Transformer station send all interval scd files, set up under intelligent scheduling model management system catalogue with
The file directory of " plant stand name _ date _ time ", all interval scd files are saved under the catalogue；Then intelligent scheduling model
Management system is successively read interval scd files all in the catalogue, calls conversion splicing function to be handled；
Model modification：Transformer station sends the interval scd files changed, sets up the text of new " plant stand name _ date _ time "
Part catalogue, preserves the interval scd files updated；Then intelligent scheduling model management system reads all interval scd files, adjusts
Handled with renewal function；
Delete plant stand：Transformer station sends the signal for deleting plant stand, will be all with being somebody's turn to do in database according to the plant stand name of acquisition
The related data of plant stand are all deleted；Delete substation model signal and add " artificial to confirm " link, deletion is performed after confirmation is errorless
Operation, can not recover after deletion.
Further, in the step (3), intelligent scheduling model management system subscribes to all transformer station models and updates thing
Part, after transformer station model updates, receives model modification notice, then calls service bus, obtain transformer station's gap model.
Further, in the step (4), transformer station's gap model includes transformer station's interval scd files, transformer station interval
Scd files are divided into three classes：General interval scd files, transformer bay are every scd files and virtual space scd files；
For general interval scd files, parsing belongs to the primary equipment and IED facility informations at the interval；
For transformer bay every scd files, interval primary equipment information and category belonging to transformer, winding and each winding are read
In the transformer bay every IED facility informations；
For virtual space scd files, due to being not belonging to arbitrary interval, not comprising primary equipment, for monitoring whole station shape
State, only reads IED facility informations；
Parse after information needed, each information is weighed from each interval scd files according to IEC61970 code requirements
Combination nova, forms the gap model of CIM/E forms.
Further, in the step (5), the gap model after conversion is carried out into splicing includes：Uploaded according to transformer station
Interval scd models, the CIM/E form models according to needed for different interval feature extraction goes out dispatching terminal；
The interior part of Substation Station is spliced into whole station mould according to the tie point that the external connection relation at interval is between interval
Type；
The annexation of transformer station and external electrical network is then extracted by the turnover line model of transformer station, obtains AC line
Section terminal point information, then by locating function, generate connecting line between station, transformer station model is connected with bulk power grid model.
Further, in the step (6), obtain after whole station model, realized using intelligent scheduling model management system
Function electric network model is managed, including import CIM/E files in model information, and provide model checking, model throw
Online, model retracts and model release management function；Complete after all operations, issuing gap model by messaging bus has updated
Into message.
Compared with the prior art, the beneficial effect that reaches of the present invention is：
The intelligent scheduling model management system and its management method for the intelligent substation plug and play that the present invention is provided, in intelligence
On energy supporting system technology, realize that framework researches and develops interface software according to intelligent grid plug and play, make intelligent scheduling technology
Support system can accomplish the access request of automatic identification intelligent substation, find intelligent substation automatically, automatically according to access Shen
Power network, transformer station model, device parameter, operation information required for please being collected with the intelligent substation of discovery etc. are simultaneously built
Mould, and access station is included control.
Intelligent scheduling model management system model derives from transformer station's interval scd files, and the end that can arrive at a station is safeguarded, automatically
Access, it is not necessary to artificial to participate in, is truly realized the plug and play of transformer station model.End is stood simultaneously using interval modeling, and model is only
Primary equipment comprising this interval, IED equipment and a small amount of information at partial association interval, model are smaller, then after compressed transmission,
Occupied bandwidth is smaller, alleviates the pressure to whole dispatch data net.Switch technology based on interval scd models, it is ensured that this
The form of needs is all converted to every model information, the annexation between the interval that is connected also can all retain, after splicing
The whole station model formed will not lose information, so as to ensure that the integrality and availability of model.
Brief description of the drawings
Fig. 1 is the model annexation schematic diagram in units of interval that the present invention is provided；
Fig. 2 is each module diagram of intelligent scheduling model management system that the present invention is provided；
Fig. 3 is transformer station's gap model plug and play overall flow figure that the present invention is provided.
Embodiment
The embodiment to the present invention is described in further detail below in conjunction with the accompanying drawings.
The present invention provides a kind of intelligent scheduling model management system of intelligent substation plug and play, its each module diagram
As shown in Fig. 2 the intelligent scheduling model management system is based on transformer station's interval scd models, including four modules：Interval
Model acquisition module, model analyzing modular converter, model splicing are compared into library module and workflow management module；The function of each module
It is as follows：
Gap model acquisition module：For monitoring messaging bus, obtain the newly-increased plant stand of transformer station's transmission, model modification and disappear
After breath, service bus is called to obtain the model file sent on intelligent substation；
Model analyzing modular converter：According to the difference of IEC61850 specifications and IEC61970 specifications, to the model of scd forms
File is parsed, and is extracted after the model information needed for intelligent dispatching system, is converted to the model file of CIM/E forms；
Model splicing is compared into library module：By the model file after conversion according to the annexation between gap model, simultaneously
It is compared with existing model in model library, by its increment synchronization into whole electric network model storehouse；
Workflow management module：For managing other each modules in whole intelligent scheduling model management system, it is ensured that its is normal
Operation, while the transmission of control message, file, realizes the automation of whole process, realizes inserting i.e. for intelligent substation model
With.
The gap model plug and play overall flow figure that the present invention is provided is as shown in figure 3, comprise the steps：
(1) using transformer station as source, to be modeled at intervals of granularity：
Intelligent dispatching system automatic modeling (i.e. transformer station model plug and play system) model derives from transformer station, transformer station
Source at intervals of granularity to model.Traditional model file is modeled based on whole transformer station, including transformer station is all
The modeling of primary equipment description section and whole transformer station secondary device.For the ease of being managed to model, reduce because of model
Change caused chain reaction and original transformer station model is split as to multiple model files in units of interval.Each interval
In model, primary equipment part：Only include the portion at this interval and direct correlation therewith interval (generally bus interval)
Divide information；Secondary device part：Only include the modeling information of the secondary device associated with the interval in primary equipment.
Intelligent substation is sent to be modeled at intervals of granularity, above after model scd files, intelligent scheduling model management system foundation
Model information extraction and switch technology, extract from scd models and generate CIM/E form model files first, and the model is except bag
Outside containing all devices in the interval and its corresponding measurement information, also comprising the annexation ited with external equipment.By this
External interface, is connected in whole bulk power grid, as shown in Figure 1.
The annexation of annexation and each equipment of spaced apart intervals in transformer station between each interval mainly passes through connection
Point (nd) is associated, that is, the connectivityNode attributes under the scd file Terminal nodes of interval is read, then to each
Node is numbered, and does not repeat to number.It is correct to ensure annexation, must be requested that the corresponding node name in difference association interval is complete
Exactly the same, i.e., same nd namespace nodes are identical in different interval scd files.When conversion process includes nd equipment, first
Nd node names are obtained from scd files, that is, read the connectivityNode attributes under Terminal, then go in storehouse to search
The node name whether there is, if in the presence of, corresponding numbering is directly replaced with, if being not present, the node is continued to number, and will
New node name and numbering are added in ND node tables.
(2) messaging bus is monitored, the message that transformer station sends is obtained：Including passing through power transformation station interface and intelligent scheduling model
The communication information of management system, communication information includes：
Newly-increased plant stand (NEW_SUBSTATION), model modification (MODEL_UPDATE), deletion plant stand (DEL_
SUBSTATION)。
Newly-increased plant stand：Transformer station send all interval scd files, set up under intelligent dispatching system catalogue with " plant stand name _
The file directory on date _ time ", all interval scd files are saved under the catalogue；Then model management system is successively read
All scd files in the catalogue, call conversion splicing function to be handled.
Model modification：Transformer station sends the interval scd files changed, same to set up new " plant stand name _ date _ time "
File directory, preserve update interval scd files；Then model management system reads all interval scd files, calls more
New function processing.
Delete plant stand：Transformer station sends the signal for deleting plant stand, will be all with being somebody's turn to do in database according to the plant stand name of acquisition
The related data of plant stand are all deleted.Delete substation model signal and add " artificial to confirm " link, could be performed after confirmation is errorless
Deletion action, can not recover after deletion.
(3) transformer station's gap model is obtained by service bus：
Intelligent scheduling model management system subscribes to all intelligent substation model modification events, when transformer station model updates
Afterwards, model modification notice can be received, service bus is then called, the electric network model of transformer station is obtained.
(4) transformer station's interval scd files are successively read, parsing conversion is carried out to gap model：To be carried out at intervals of granularity
Model conversion：
Gap model includes interval scd files, and transformer station's interval scd files are broadly divided into three classes：General interval scd texts
Part, transformer bay are every scd files, virtual space scd files.For general interval, it need to only parse and belong to once setting for the interval
Standby and IED equipment；For transformer bay every, transformer need to be read, the primary equipment information such as interval belonging to winding and each winding and
Belong to the transformer bay every IED equipment；For virtual space, due to being not belonging to arbitrary interval, not comprising primary equipment, typically
It is the whole station state of monitoring, only need to reads IED facility informations.Parsed from each interval scd files after information needed, by 61970
Code requirement is reconfigured to each information, forms the gap model of CIM/E forms.Electrical link is separated with for this
Other interval informations, are parsed not in this spaced files.
(5) gap model after conversion is spliced, and imports relation storehouse and real-time database：To carry out mould at intervals of granularity
Type splices：
The interval scd models uploaded according to intelligent substation, according to needed for different interval feature extraction goes out dispatching terminal
CIM/E form models.Because station end is modeled with interval, the model after extraction is also with intervals of granularity, to the model of extraction
Information, stand in part according to the external connection relation at interval be spaced between tie point, be spliced into whole station model.And transformer station
Then need to be extracted by the turnover line model of transformer station with the annexation of external electrical network, obtain exchange line segment end points letter
Breath, then by corresponding locating function, generate the connecting line between station, transformer station model is connected with bulk power grid model.
(6) completed by messaging bus reporting interval model modification：Transformer station model in units of interval is automatically accessed
Existing scheduling system：
Obtain after whole station model, you can the function of having been realized using current scheduling system is managed to electric network model, such as
The model information imported in CIM/E files, and the pipes such as relevant model checking, model throwing is online, model retracts, model issue are provided
Manage function；Complete after all operations, issuing gap model by messaging bus updates completion message.
Well-established this area compass of competency Nei Ge transformer stations and circuit model in usual scheduling system, in newly-built intelligence
During energy transformer station's access in dispatch system, it is no longer necessary to which the artificial model for setting up transformer station is simultaneously carried out manually to point, and all operations are equal
Automation is realized, accomplishes the access request of automatic identification intelligent substation, find intelligent substation automatically, automatically according to access Shen
Power network, transformer station model, device parameter, operation information required for please being collected with the intelligent substation of discovery etc. are simultaneously built
Mould, the source modeling of implementation model, plug and play.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention rather than its limitations, to the greatest extent
The present invention is described in detail with reference to above-described embodiment for pipe, and those of ordinary skill in the art should be understood：Still
The embodiment of the present invention can be modified or equivalent, and without departing from any of spirit and scope of the invention
Modification or equivalent, it all should cover among scope of the presently claimed invention.
Claims (1)
1. a kind of model management method of the intelligent scheduling model management system of intelligent substation plug and play, it is characterised in that
The intelligent scheduling model management system of the intelligent substation plug and play be based on transformer station's interval scd models, including：
Gap model acquisition module：For monitoring messaging bus, newly-increased plant stand, model modification message that transformer station sends are obtained
Afterwards, service bus is called to obtain the model file sent on intelligent substation；
Model analyzing modular converter：According to the difference of IEC61850 specifications and IEC61970 specifications, to the model file of scd forms
Parsed, extract after the model information needed for intelligent dispatching system, be converted to the model file of CIM/E forms；
Model splicing is compared into library module：By the model file after conversion according to the annexation between gap model, while and mould
Existing model is compared in type storehouse, by its increment synchronization into whole electric network model storehouse；
Workflow management module：For managing other each modules in whole intelligent scheduling model management system, it is ensured that its normal operation,
Control message, the transmission of file simultaneously, realizes the automation of whole process, realizes the plug and play of intelligent substation model；
Methods described comprises the steps：
(1) using transformer station as source, to be modeled at intervals of granularity；
(2) messaging bus is monitored, the message that transformer station sends is obtained；
(3) transformer station's gap model is obtained by service bus；
(4) transformer station's interval scd files are successively read, parsing conversion is carried out to gap model；
(5) gap model after conversion is spliced, and imports relation storehouse and real-time database；
(6) completed by messaging bus reporting interval model modification；
In the step (1), original transformer station model is split as to multiple model files in units of interval；Each gap model
In, primary equipment part：Including this interval and therewith information at the interval of direct correlation；Secondary device part：Including with one
The modeling information for the secondary device that interval in secondary device is associated；
In the step (2), the message that intelligent substation is sent is included by power transformation station interface and intelligent scheduling model management system
The communication information of system, communication information includes：
Newly-increased plant stand：Transformer station sends all interval scd files, is set up under intelligent scheduling model management system catalogue with " factory
The file directory of name of station _ date _ time ", all interval scd files are saved under the catalogue；Then intelligent scheduling model pipe
Reason system is successively read interval scd files all in the catalogue, calls conversion splicing function to be handled；
Model modification：Transformer station sends the interval scd files changed, sets up the file mesh of new " plant stand name _ date _ time "
Record, preserves the interval scd files updated；Then intelligent scheduling model management system reads all interval scd files, calls more
New function processing；
Delete plant stand：Transformer station sends the signal for deleting plant stand, according to the plant stand name of acquisition, by all in database and plant stand
Related data are all deleted；Delete substation model signal and add " artificial to confirm " link, deletion action is performed after confirmation is errorless,
It can not recover after deletion；
In the step (3), intelligent scheduling model management system subscribes to all transformer station model update events, works as transformer station model
After renewal, model modification notice is received, service bus is then called, transformer station's gap model is obtained；
In the step (4), transformer station's gap model includes transformer station's interval scd files, and transformer station's interval scd files are divided into three
Class：General interval scd files, transformer bay are every scd files and virtual space scd files；
For general interval scd files, parsing belongs to the primary equipment and IED facility informations at the interval；
For transformer bay every scd files, read interval primary equipment information belonging to transformer, winding and each winding and belong to this
Transformer bay every IED facility informations；
For virtual space scd files, due to being not belonging to arbitrary interval, not comprising primary equipment, for monitoring whole station state, only
Read IED facility informations；
Parsed from each interval scd files after information needed, group again is carried out to each information according to the code requirements of IEC 61970
Close, form the gap model of CIM/E forms；
In the step (5), the gap model after conversion is carried out into splicing includes：The interval scd models uploaded according to transformer station,
CIM/E form models according to needed for different interval feature extraction goes out dispatching terminal；
The interior part of Substation Station is spliced into whole station model according to the tie point that the external connection relation at interval is between interval；
The annexation of transformer station and external electrical network is then extracted by the turnover line model of transformer station, obtains the exchange extremity of segment
Point information, then by locating function, generate connecting line between station, transformer station model has been connected with bulk power grid model；
In the step (6), obtain after whole station model, the function of having been realized using intelligent scheduling model management system is to power network mould
Type is managed, including the model information imported in CIM/E files, and provide model checking, model throw online, model retract and
Model release management function；Complete after all operations, issuing gap model by messaging bus updates completion message.
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