CN109145362A - A kind of power network modeling method and system - Google Patents
A kind of power network modeling method and system Download PDFInfo
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Abstract
The present invention provides a kind of power network modeling method and system, including the simulating scenes information matches database template based on user；According to database template, the lab environment of server end is established；Simulation model is spliced by the way of graphic and model integration；It will be loaded into the lab environment of server end through spliced simulation model, start simulated environment to generate electric network model.Scheme provided by the invention uses virtual resource resilient expansion technology, solves the disadvantage that traditional emulated physics resource can not be adapted to each other with scale of an exercise, and the height for realizing resource utilizes and the controller perturbation of operation flow.
Description
Technical field
The present invention relates to Simulating technique in Electric Power System fields, and in particular to a kind of power network modeling method and system.
Background technique
Regulation integral automation system has obtained commonly used at present, and grid companies at different levels also increasingly pay attention to production pipe
The emulation training of reason personnel, although traditional dispatcher training system system is in internal training manoeuvre, Combined anti-accident maneuver
In played important function, but integrality, authenticity, real-time, interactivity, scalability, in terms of be still difficult to
Meet to regulate and control the training business of the associated productions operations staffs such as integrated new model dispatching person, monitor and O&M station operator
Demand is unable to satisfy the challenge of bulk power grid mass data emulation, when complex electric network once large-scale failure or natural calamity occurs
When, operations staff often feels at a loss in face of bulk information.
Cloud computing makes calculating, storage realize extensive resource pool, realizes economies of scale；Distributed structure/architecture
And load balance ability, it is flexible by business demand flexible expansion to realize resource；Information in existing Multi-regulation analogue system
Degree of integration is insufficient, and constituent parts cooperate with the ability of processing accident inadequate, needs targetedly to build consistent with power grid holding height
Gamut, overall process, whole scene Multi-regulation combined dispatcher training simulator.Regulate and control integral system include scheduling, monitoring,
O&M, power transformation many levels, different personnel need to carry out business diagnosis, the object model difference of different business using electric network model
Larger, the case where operation simultaneously there are multiple simulating scenes, while there are multiple users in each scene again, however existing power grid
Modeling method is often static state, and there is can not be adapted to each other traditional emulated physics resource and scale of an exercise.Such as
What solves the disadvantage that traditional emulated physics resource can not be adapted to each other with scale of an exercise, realize electric network model on demand i.e. use with
The whole network real-time synchronization realizes that the operation flow training met under novel regulation integration operational mode is Research Challenges.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provide it is a kind of based on the power network modeling method being adapted on demand and
System uses virtual resource resilient expansion technology, and solving traditional emulated physics resource can not fit mutually with scale of an exercise
The shortcomings that answering realizes the on-demand configuration of electric network model, completes to create the on-demand elasticity of simulated environment.
In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical scheme that:
A kind of power network modeling method, which comprises
Simulating scenes information matches database template based on user；
According to database template, the lab environment of server end is established；
Simulation model is spliced by the way of graphic and model integration；
It will be loaded into the lab environment of server end through spliced simulation model, start simulated environment to generate power grid mould
Type.
Preferably, described according to database template, it establishes before the lab environment of server end further include:
Simulating scenes information is inputted according to simulation model typing range predetermined；
According to simulating scenes matched data library template；Wherein,
The simulation model typing range, the level including area and plant stand list, external network equivalent buffer area, and emulation
Model parameter.
Further, the definition of external network equivalent buffer area level includes: the precision according to emulation, sets input layer
Grade, wherein the input layer grade is at least 3 layers.
Further, the simulation parameters include power grid type attribute and monitoring type attribute；
Wherein, the power grid type attribute includes the information of stable state, dynamic, transient state；
Monitoring type attribute setting include standard form, detailed template, whether include automatic safety device information.
Preferably, the simulating scenes information matches database template based under user includes:
According to simulating scenes information, using preset matching rule base, matched data library template one by one；
Based on user information, the database template information being matched to is modified；
Based on simulation parameters, mandatory field and Optional Field are loaded from matching rule base.
Further, the database template information includes the record information and domain information of general basic model table；Wherein,
The general basic model table include region table, plant stand table, voltage class table, spacing sheet, bus table, breaker table, disconnecting link table,
Grounding switch table, generator table, circuit table, circuit end points table, transformer table, winding table, load meter, capacitive reactance device table and protection letter
Number table；
The record information includes whether general basic model table creates and finish and dominant record number.
Preferably, the lab environment for establishing server end includes:
Based on the database template information being matched to, scheduler task is created；
The foundation of the lab environment of server end is completed based on the scheduler task；
After lab environment creates, database template is discharged.
Further, the lab environment for establishing server end, further includes:
When multiple users create the lab environment of server end simultaneously, after the lab environment creation for waiting a upper user
The database template information being matched to is modified again.
Preferably, it is described by the way of graphic and model integration to simulation model carry out splicing include:
Cloud platform scans for simulating scenes information in simulation model typing range predetermined, and from the emulation
The simulation model is parsed in scene information；
It is directly right when the cloud platform is being determined there is currently no when database template associated with the simulation model
The simulation model is spliced, alternatively, adopting determining there is currently when database template associated with the simulation model
With the database template to currently
Existing associated database template is updated.
Preferably, described simulation model is loaded into lab environment includes:
Simulation model file containing external network equivalent information is loaded into real-time lab environment, creation meets simulation model record
Enter the electric network model of range；
The graphical information of creation and Model Matching, is loaded into real-time lab environment；
Profile data needed for emulation is loaded into real-time lab environment, electric network model is generated and carries out electric network model school
It tests.
Further, the electric network model verification includes the verification of model rough detection, topological analysis verification, protection signal name
Rule verification and the verification of initial trend.
A kind of power network modeling system, the system comprises:
Matching module, for obtaining user and simulating scenes information, based on the simulating scenes information matches under the user
Database template；
Module is constructed, for establishing the lab environment of server end according to database template；
Adaptation module is spliced for the simulation model by the way of graphic and model integration pair；
Generation module, for that will be loaded into the lab environment of server end through spliced simulation model, starting emulation ring
Border is to generate electric network model.
Compared with the immediate prior art, technical solution provided by the invention is had the advantages that
It is provided by the invention a kind of based on the power network modeling method and system being adapted on demand, it is used during power network modeling
The flexible resource technology of on-demand adaptation, simulating scenes information matches database template based on user；According to database template,
Establish the lab environment of server end；Simulation model is spliced by the way of graphic and model integration；It will be through spliced emulation
Model is loaded into the lab environment of server end, starts simulated environment to generate electric network model.The program is able to solve traditional
The shortcomings that emulated physics resource and scale of an exercise can not be adapted to each other, the height for realizing resource utilizes and the elasticity of operation flow
Control.
The real-time database that needs is calculated for power system modeling, and often dimension determines immutable, makes full use of cloud computing technology
Flexible configuration is carried out to the dimension of database, the relevant service of model is packaged, realizes the on-demand configuration of electric network model, it is complete
The on-demand elasticity creation of pairs of simulated environment.
By the subscription of the unified electric network model service in cloud, meet the multiple business need such as regulation, monitoring, O&M, power transformation
It wants, realizes flexibly building and elastic management for electric network model, can be improved the resource utilization of emulation training, promote electric system
The efficiency of personnel, quick and convenient electric system personnel carry out electrical network analysis.
Detailed description of the invention
Fig. 1 is in the embodiment of the present invention based on the power network modeling general flow chart being adapted on demand.
Fig. 2 is in the embodiment of the present invention based on the power network modeling method schematic diagram being adapted on demand.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.The present invention provides a kind of based on the power grid being adapted on demand
Modeling method and system use the flexible resource technology being adapted on demand during power network modeling, are able to solve traditional imitate
The shortcomings that true physical resource and scale of an exercise can not be adapted to each other, the height for realizing resource utilizes and the elasticity control of operation flow
System.
As shown in Figure 1, a kind of power network modeling method, which comprises
Simulating scenes information matches database template of the S1 based on user；
S2 establishes the lab environment of server end according to database template；
S3 splices simulation model by the way of graphic and model integration；
S4 will be loaded into the lab environment of server end through spliced simulation model, start simulated environment to generate power grid
Model.
Basis of the electric network model as all Power System Analysis is analyzed, state estimation, trend meter for similar network
It calculates, the advanced applied softwares such as safety analysis provide support, the final optimization analysis and aid decision for realizing electric system.
Step S1 includes: based on the simulating scenes information matches database template under user
A, according to simulating scenes information, using preset matching rule base, matched data library template one by one；Here institute
The simulating scenes information referred to is input, and matching rule base is intermediate treatment method, and database template is output, utilizes database
Template generates lab environment.Such as: the simulating scenes information of typing is customer demand, if the much bands in toilet are without window, visitor
Room band wants much without balcony, needs several bedrooms, and database template be architectural drawing (room, two-bed room, four-bed room,
Loft, villa), lab environment builds actual house according to architectural drawing.
B is based on user information, modifies the database template information being matched to；
C is based on simulation parameters, and mandatory field and Optional Field are loaded from matching rule base.
Database template information includes the record information and domain information of general basic model table；Wherein, the general basic
Model table include region table, plant stand table, voltage class table, spacing sheet, bus table, breaker table, disconnecting link table, grounding switch table,
Generator table, circuit table, circuit end points table, transformer table, winding table, load meter, capacitive reactance device table and protection signal table；
Record information includes whether general basic model table creates and finish and dominant record number.
The step a matches different types of database template by preset matching rule base one by one, comprising:
Matching algorithm based on self study, the i.e. route of initial value elder generation computation model and bus number are X, then fuzzy calculation is arranged
The threshold value 0.2 of method, 0.4,0.6,0.8, it is if actual route and bus number are the 0- of the whole network maximum route and bus number
0.2,0.2-0.4,0.4-0.6,0.6-0.8,0.8-1 select respectively it is small, in, larger, big, super large template, single threshold can basis
The variation of actual user's selection, carries out adaptive fuzzy adjustment, ultimately forms final threshold value.
Step S2 is established before the lab environment of server end according to database template further include:
Simulating scenes information is inputted according to simulation model typing range predetermined；
According to simulating scenes matched data library template；Wherein, model typing range is obtained using the typing tool of server end
,
Simulation model typing range, including area and plant stand list, the level of external network equivalent buffer area and simulation model
Parameter.
The definition of external network equivalent buffer area level includes: the precision according to emulation, setting input level, wherein the input
Level is at least 3 layers.
Simulation parameters include power grid type attribute and monitoring type attribute；
Wherein, power grid type attribute includes the information of stable state, dynamic, transient state；
Monitoring type attribute setting include standard form, detailed template, whether include automatic safety device information.
The customization of database template in step S2 is the module by server end according to the information of scene typing, is utilized
Intelligent matching rules library carries out the Elastic Matching of database template, realizes maximally utilizing for resource.Database template is repaired
Change, is that different dimensions are matched using matching rule base predetermined according to the model scope logging data that step S1 is obtained
Template modifies corresponding database template information.
Step S2, the lab environment for establishing server end include:
Based on the database template information being matched to, scheduler task is created；
The foundation of the lab environment of server end is completed based on the scheduler task；
After lab environment creates, database template is discharged.
In addition, establishing the lab environment of server end, further includes:
When multiple users create the lab environment of server end simultaneously, after the lab environment creation for waiting a upper user
The database template information being matched to is modified again.
Step S3, carrying out splicing to simulation model by the way of graphic and model integration includes:
Cloud platform scans for simulating scenes information in simulation model typing range predetermined, and from the emulation
The simulation model is parsed in scene information；
It is directly right when the cloud platform is being determined there is currently no when database template associated with the simulation model
The simulation model is spliced, alternatively, adopting determining there is currently when database template associated with the simulation model
The associated database template being presently in existence is updated with the database template.
The method specifically spliced mainly includes boundary definition, model cutting, model docking three parts；Wherein boundary definition:
Boundary is to define one group of equipment of range between different zones to generally select in electric system multizone modeling splicing
Transformer and route are as edge device.
Model cutting: a most important link is exactly model cutting before model splicing, and the purpose of cutting is to will not belong to
The simulator of one's respective area forecloses, and does not have redundancy description in full model spliced in this way, whom is embodied, and that whom is managed is negative
The distributed modeling thinking of duty.
Model docking: after the model cutting of splicing both sides and after the side's of taking determination of edge device, splice journey
Device object in sequence buffer area has been spliced full model, the perfect redundancy of becoming estranged of device object.
Specific embodiment is for example: province, which stealthily substitutes, includes 6 stations: 123456；Ground, which is stealthily substituted, includes 5 stations: 56789；Wherein 56 are
Repeating part (similar boundary), after carrying out model splicing, full model is exactly 123456789, totally 9 stations.It is assumed that 4 be in ground tune
1 grade of buffer subsystem, 3 be 2 grades of buffer subsystems adjusting, 2 be 3 grades of buffer subsystems adjusting only needed if ground tune only carries out 1 grade of buffer subsystem
Want 456789 this 6 station can, and so on.
Simulation model is loaded into lab environment by step S4 includes:
Simulation model file containing external network equivalent information is loaded into real-time lab environment, creation meets simulation model record
Enter the electric network model of range；
The graphical information of creation and Model Matching, is loaded into real-time lab environment；
Profile data needed for emulation is loaded into real-time lab environment, electric network model is generated and carries out electric network model school
It tests.
Wherein, electric network model verification includes the verification of model rough detection, topological analysis verification, protection signal naming rule verification
It is verified with initial trend.
Based on the same technical idea, also a kind of power network modeling system of the present invention, system include:
Matching module, for obtaining user and simulating scenes information, based on the simulating scenes information matches under the user
Database template；
Module is constructed, for establishing the lab environment of server end according to database template；
Adaptation module is spliced for the simulation model by the way of graphic and model integration pair；
For that will be loaded into the lab environment of server end through spliced simulation model, starting simulated environment generates power grid
Model.
Wherein, matching module includes:
Matching unit, for according to simulating scenes information, using preset matching rule base, matching database one by one
Template；
Unit is modified, for being based on user information, modifies the database template information being matched to；
Field loading unit loads mandatory field and can word selection for being based on simulation parameters from matching rule base
Section.
Constructing module includes:
Scheduling unit, for creating scheduler task based on the database template information being matched to；
Unit is established, the foundation of the lab environment for completing server end based on the scheduler task；
Releasing unit, after lab environment creation, release database template.
Unit is waited, for waiting the library of a upper user when multiple users create the lab environment of server end simultaneously
The database template information being matched to is modified after creating environments again.
Adaptation module, comprising:
Resolution unit searches simulating scenes information in simulation model typing range predetermined for cloud platform
Rope, and the simulation model is parsed from the simulating scenes information；
Processing unit, for determining that there is currently no databases associated with the simulation model when the cloud platform
When template, directly the simulation model is spliced, alternatively, determining that there is currently numbers associated with the simulation model
When according to library template, the associated database template being presently in existence is updated using the database template.
The generation module includes:
File loading unit, for the simulation model file containing external network equivalent information to be loaded into real-time lab environment,
Creation meets the electric network model of simulation model typing range；
Creating unit, for create with the graphical information of Model Matching, be loaded into real-time lab environment；
Generation unit generates electric network model and goes forward side by side for profile data needed for emulation to be loaded into real-time lab environment
The verification of row electric network model.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Claims (12)
1. a kind of power network modeling method, which is characterized in that the described method includes:
Simulating scenes information matches database template based on user；
According to database template, the lab environment of server end is established；
Simulation model is spliced by the way of graphic and model integration；
It will be loaded into the lab environment of server end through spliced simulation model, start simulated environment to generate electric network model.
2. establishing the library of server end the method according to claim 1, wherein described according to database template
Before environment further include:
Simulating scenes information is inputted according to simulation model typing range predetermined；
According to simulating scenes matched data library template；Wherein,
The simulation model typing range, including area and plant stand list, the level of external network equivalent buffer area and simulation model
Parameter.
3. according to the method described in claim 2, it is characterized in that, the definition of external network equivalent buffer area level includes: root
According to the precision of emulation, setting input level, wherein the input layer grade is at least 3 layers.
4. according to the method described in claim 2, it is characterized in that, the simulation parameters include power grid type attribute and prison
Control type attribute；
Wherein, the power grid type attribute includes the information of stable state, dynamic, transient state；
Monitoring type attribute setting include standard form, detailed template, whether include automatic safety device information.
5. the method according to claim 1, wherein the simulating scenes information matches data based under user
Library template includes:
According to simulating scenes information, using preset matching rule base, matched data library template one by one；
Based on user information, the database template information being matched to is modified；
Based on simulation parameters, mandatory field and Optional Field are loaded from matching rule base.
6. according to the method described in claim 5, it is characterized in that, the database template information includes general basic model table
Record information and domain information；Wherein, the general basic model table includes region table, plant stand table, voltage class table, interval
Table, bus table, breaker table, disconnecting link table, grounding switch table, generator table, circuit table, circuit end points table, transformer table, winding
Table, load meter, capacitive reactance device table and protection signal table；
The record information includes whether general basic model table creates and finish and dominant record number.
7. the method according to claim 1, wherein the lab environment for establishing server end includes:
Based on the database template information being matched to, scheduler task is created；
The foundation of the lab environment of server end is completed based on the scheduler task；
After lab environment creates, database template is discharged.
8. the method according to the description of claim 7 is characterized in that the lab environment for establishing server end, further includes:
When multiple users create the lab environment of server end simultaneously, repaired again after the lab environment creation for waiting a upper user
Change the database template information being matched to.
9. the method according to claim 1, wherein it is described by the way of graphic and model integration to simulation model into
Row splices
Cloud platform scans for simulating scenes information in simulation model typing range predetermined, and from the simulating scenes
The simulation model is parsed in information；
When the cloud platform is being determined there is currently no when database template associated with the simulation model, directly to described
Simulation model is spliced, alternatively, determining there is currently when database template associated with the simulation model, using institute
Database template is stated to be updated the associated database template being presently in existence.
10. the method according to claim 1, wherein described simulation model is loaded into lab environment includes:
Simulation model file containing external network equivalent information is loaded into real-time lab environment, creation meets simulation model typing model
The electric network model enclosed；
The graphical information of creation and Model Matching, is loaded into real-time lab environment；
Profile data needed for emulation is loaded into real-time lab environment, electric network model is generated and carries out electric network model verification.
11. according to the method described in claim 9, it is characterized in that, the electric network model verification include model rough detection verification,
Topological analysis verification, the verification of protection signal naming rule and initial trend verification.
12. a kind of power network modeling system, which is characterized in that the system comprises:
Matching module, for obtaining user and simulating scenes information, based on the simulating scenes information matches data under the user
Library template；
Module is constructed, for establishing the lab environment of server end according to database template；
Adaptation module is spliced for the simulation model by the way of graphic and model integration pair；
Generation module, for will be loaded into the lab environment of server end through spliced simulation model, start simulated environment with
Generate electric network model.
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