CN103455554B - A kind of intelligent power distribution network model base system - Google Patents
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Abstract
The present invention relates to electric system simulation and the system in modeling technique field, and in particular to a kind of intelligent power distribution network model base system.Including：（1）System body functional module：Be responsible for the overall scheduling controlling of system, input and output, model calculate analysis, is interacted with user, and provide operation interface for other modules；（2）Model library and parameter library：It is responsible for management, scheduling and the implementation of model, and the management and amendment of parameter；（3）Database：It is responsible for tissue, storage and the maintenance of relation of data needed for system；（4）Interface：Connected between modules by access interface, complete data interaction and funcall.The exploitation of intelligent power distribution network model base system, base support is provided for strong intelligent distribution network simulation calculation, operation control, reduces power distribution network Simulation Calculation development amount, while significant contribution is made in the standardization to electricity distribution network model and standardization again.
Description
Technical field
The present invention relates to electric system simulation and the system in modeling technique field, and in particular to a kind of intelligent power distribution pessimistic concurrency control
Storehouse system.
Background technology
Power distribution network is in the end of power system, region be directly facing user, and controller switching equipment species is various, and modeling method is various,
By the development of decades, different research institutions each have accumulated different electricity distribution network model and algorithm.For specific equipment/member
Part, which kind of model there is no certain standard using actually, but by continuously attempting to compare determination, and modeling method often compares
It is more complicated.Currently, software systems have been achieved with the commonly used of whole world user, by modern software engineering method and good
Good practical experience rule can perfection realize desirable various functions, but do not have in terms of electricity distribution network model storehouse
There is the commercialization functional module of maturation.
Model is to some form of description of the reality system about structural information and behavior, and it is real object and true
Which interesting characteristic is abstract and simplified in relation.Modeling of Distribution Network is that simplifying for power distribution network essence is described.Intelligence
Can power distribution network be a complication system in itself, its difference with general single system is mainly reflected in qualitative and quantitative two sides
Face.From qualitative, intelligent distribution network has the characteristics that non-linear, uncertain, strong fluctuation and perturbation；From quantitative
Say that there is high order, more dimensions, multiloop, multi input, multi output and level.For above feature, how to intelligence
Energy power distribution network establishes rational model and carries out effective analysis to ensure that the safe and reliable, high-quality of system, Effec-tive Function are gradual
As hot issue of concern.Whether the foundation of intelligent power distribution pessimistic concurrency control is proper, will directly affect on this basis imitative
True experiment and the accuracy of network analysis, reliability.
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 power distribution network model base system, the present invention
On the basis of further investigation intelligent distribution network Modeling Theory with method, each model being related to power distribution network is combed and collected
Into, establish a comprehensive, specialized, expansible electricity distribution network model storehouse, enable staff according to oneself
Demand, optimal model is selected from model library, the efficiency and precision of simulation calculation will be greatly improved.
The purpose of the present invention is realized using following technical proposals：
The present invention provides a kind of intelligent power distribution network model base system, and it is theed improvement is that, the system includes：
（1）System body functional module：It is responsible for the overall scheduling controlling of system, input and output, model calculating analysis and uses
The interaction at family, and provide operation interface for other modules；
（2）Model library and parameter library：It is responsible for management, scheduling and the implementation of model, and the management and amendment of parameter；
（3）Database：It is responsible for tissue, storage and the maintenance of relation of data needed for system；
（4）Interface：Connected between modules by access interface, complete data interaction and funcall.
Preferably, the model library includes device model submodel storehouse, load model submodel storehouse, nodal analysis method submodel
Storehouse, distributed electrical source model submodel storehouse, instance model submodel storehouse and typical wiring mode model submodel storehouse；
The device model submodel storehouse includes power supply unit model, electrical equipment model, switch models and self-defined set
Standby model；
The load model submodel storehouse include constant power load model model, constant-impedance load model, constant current load model,
Multinomial load model and self-defined load model；
The nodal analysis method submodel storehouse includes looped network node model, Switching Station nodal analysis method, distribution box nodal analysis method, use
Family nodal analysis method, distribution nodal analysis method and User- defined Node model；
The distributed electrical source model submodel storehouse includes wind generator system model, photovoltaic system model, miniature gas
Expander system model, electric automobile model and self-defined distributed electrical source model；
The instance model submodel storehouse includes IEEE33 nodal analysis methods, IEEE34 nodal analysis methods, IEEE36 nodal analysis methods
With self-defined instance model；
The typical wiring mode submodel storehouse includes single radiation connection mode, hand in hand connection mode, dual power supply wiring
Model, connection of ring power network model and self-defined connection mode.
More preferably, the model library includes functional module, is built for model modification editor, model increase editor, model
Mould, model debugging and inspection and system administration；
The functional module includes：
Model modification editing machine：For providing primary element model（Such as the model such as resistance, inductance, capacitor, ground connection）
And common equipment and component models in each submodel storehouse（Such as overhead transmission line model, model for cable line, single phase distribution transformation
Device model, Three-Phase Distribution Transformers model etc.）, user by model modification editing machine change and edit needed for model；
Model increases editing machine：For increasing new equipment and component models；User increases editing machine by model and built
Required model, and the model to building is packaged；
Model material database：For providing the theoretical method of Modeling of Distribution Network, user model material library inquiry, addition, editor,
The modeling method of case-deleted models；
Model debugging and inspection module：For inspection institute's established model it is whether correct, improve institute's established model；User passes through model
Debugging is verified with inspection module selection power distribution network operation data；
System management module：For being responsible for the overall scheduling controlling of system, input and output, model calculate analysis and with
The interaction at family.
Preferably, the system body functional module includes：
A, dispatching control module：Data exchange and function for each intermodule of overall coordination model-base management system are dispatched；
B, data management module：Including basic data management module, historical data database management module and real time data depositary management
Manage module；
C, model maintenance module：System is shown by addition of the model maintenance module to model, deletion, editor and model
The modification of figure；（Model maintenance module has two editing machines, i.e. model modification editing machine and model increase editing machine；Model is repaiied
Changing editing machine and model increases the implementation that editing machine is model maintenance module.）
D, simulation algorithm model：Expression directly perceived, cartography export, statistical graph and form are made to the result of calculation of model；
E, interpretation of result module：
1）Model management：Pass through model library access interface, scheduling model management function；
2）Model selects：By model library access interface, suitable model is selected to be handled；
3）Parameter selects：According to different model classifications, different parameters is selected；
4）Model calculation：
Basic data and supplemental characteristic are loaded by database access interface；
Corresponding model is called by model library access interface；
Complete model calculation；
5）Operation result processing：
The cartography export module of simulation algorithm model is submitted to, carries out Visualization and thematic charting；
Data management module is submitted to, historical data base is arrived in storage；
6）Parameters revision：According to operation result, correction model parameter, recalculate.
More preferably, the basic data management module is used for fundamentals of management data：Pass through database access interface management
Model basic database, including IEEE typical examples data and typical wiring mode data；
Historical data database management module is used to manage historical data：Model analysis result of calculation is saved in historical data
Storehouse；
Real time data releasing module is used to manage real time data：The power information acquisition system data read in real time are preserved
To real-time data base.
Preferably, the model library and parameter library design are as follows：
Model library and parameter library be designed as relatively independent module, model library and parameter library by model library access interface with
System body functional module integrates.
Preferably, the database includes basic database, historical data base and real-time data base；
System database designing is as follows：Data base management system is run and all data of model analysis, and passes through data
Storehouse access interface connection system body functional module, realizes data exchange and funcall.
Preferably, the interface includes model library access interface and database access interface；
The model library access interface includes application interface and Man Machine Interface；The model library and parameter library pass through
Application interface and Man Machine Interface are integrated with system body functional module；
The basic database, historical data base and real-time data base pass through database access interface and system body respectively
Functional module connects.
Compared with the prior art, the beneficial effect that reaches of the present invention is：
1st, based on the further investigation to intelligent distribution network Modeling Theory and method, the invention provides a kind of intelligent distribution network
Model-base management system, for managing each model and its parameter concentratedly.Intelligent distribution network model library is by device model submodel storehouse, negative
Lotus model submodel storehouse, nodal analysis method submodel storehouse, distributed electrical source model submodel storehouse, typical examples model submodel storehouse and
The six class submodel storehouses such as typical wiring mode model submodel storehouse form, realize the scheduling controlling to each model, input and output,
Model calculates analysis, the function such as interact with user, and provides operation interface for other modules.The model library can not only be used for independence
Model library use, also can be by other software（Such as emulation platform）Call.The exploitation of intelligent power distribution network model base system, for heavily fortified point
Strong intelligent distribution network simulation calculation, operation control provide base support, reduce power distribution network Simulation Calculation development amount, together
When significant contribution is made in standardization to electricity distribution network model and standardization again.
2nd, the present invention has comprehensive, specialized and scalability feature, avoids mould during power distribution network simulation calculation
The overlapping development of type, system design, management and the complexity of maintenance and difficulty are reduced, reduces modeling work amount, significantly drop
Low software development cost and cycle.
3rd, the present invention for distribution network operation, management, researcher provides optimal models, and application is relatively broad, for
Grid simulation, analysis, calculating provide effective approach.
4th, the present invention possesses good man machine operation interface, and possesses the characteristic parameter data feature of record and query facility
Database Systems, the database is easy to safeguard.
5th, the present invention considers power distribution network standard example data, historical data, real time data, and the reliability of the adjustment model is high, essence
True property is high.
6th, possess record and the Database Systems of the characteristic parameter data feature of query facility, the database is easy to safeguard.
Brief description of the drawings
Fig. 1 is intelligent distribution network model library overall construction drawing provided by the invention；
Fig. 2 is that submodel storehouse provided by the invention forms structure chart；
Fig. 3 is intelligent power distribution network model base system structure chart provided by the invention.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
For Modeling of Distribution Network, emulation, calculate during analysis etc. that the version that is related to is more, modeling method is more, ginseng
The problems such as number is more, the invention provides a kind of intelligent power distribution network model base system, for managing each class model concentratedly.The model library
Independent model library is can not only be used for use, also can be by other software（Such as emulation platform）Call.
Intelligent power distribution network model base system structure chart provided by the invention is as shown in figure 3, the system includes：
（1）System body functional module：The overall scheduling controlling of main responsible system, input and output, model calculate analysis,
With interacting for user, and operation interface is provided for other modules.Specifically include：
A, scheduling controlling management module：
B, data management module：Data management module include basic data management module, historical data database management module and
Real time database management module.
Basic data management module is used for fundamentals of management data：Pass through database access interface administrative model basic data
Storehouse, including IEEE typical examples data, typical wiring mode data etc..
Historical data database management module is used to manage historical data：Model analysis result of calculation is saved in historical data
Storehouse.
Real time data releasing module is used to manage real time data：The power information acquisition system data read in real time are preserved
To real-time data base.
C, model maintenance module：System supports addition, deletion, editor and model to model to show the modification of figure.
Dc, simulation algorithm model：System provides abundant model tormulation form, and table directly perceived is made to the result of calculation of model
Reach；Cartography export；Statistical graph；Form etc..
E, interpretation of result module：
1）Model management：Pass through model library access interface, scheduling model management function.
2）Model selects：By model library access interface, suitable model is selected to be handled.
3）Parameter selects：According to different model classifications, different parameters is selected.
4）Model calculation：
Basic data and supplemental characteristic are loaded by database access interface；
Corresponding model is called by model library access interface；
Complete model calculation；
5）Operation result processing
Cartography export module is submitted to, carries out Visualization and thematic charting；
Data management module is submitted to, historical data base is arrived in storage；
6）Parameters revision：According to operation result, correction model parameter, recalculate.
（2）Model library and parameter library：It is responsible for management, scheduling, the implementation of model, and the management and amendment etc. of parameter.
Intelligent distribution network model library by device model submodel storehouse, load model submodel storehouse, nodal analysis method submodel storehouse,
Six classes such as distributed electrical source model submodel storehouse, typical examples model submodel storehouse and typical wiring mode model submodel storehouse
Model library forms, and realizes that the scheduling controlling to each model, input and output, model calculate analysis, the function such as interact with user,
And provide operation interface for other modules.
Model library general frame is as shown in figure 1, each submodel storehouse is formed as shown in Figure 2.
Device model submodel storehouse includes power supply unit model, electrical equipment model, switch models and self-defining device mould
Type；
Load model submodel storehouse includes constant power load model model, constant-impedance load model, constant current load model, multinomial
Formula load model and self-defined load model；
Nodal analysis method submodel storehouse includes looped network node model, Switching Station nodal analysis method, distribution box nodal analysis method, Yong Hujie
Point model, distribution nodal analysis method and User- defined Node model；
Distributed electrical source model submodel storehouse includes wind generator system model, photovoltaic system model, miniature gas turbine
System model, electric automobile model and self-defined distributed electrical source model；
Typical examples model submodel storehouse includes IEEE33 nodal analysis methods, IEEE34 nodal analysis methods, IEEE36 nodal analysis methods
With self-defined instance model；
Typical wiring mode submodel storehouse include single radiation connection mode, hand in hand connection mode, dual power supply connection mode,
Connection of ring power network model and self-defined connection mode
The model library includes functional module, is adjusted for model modification editor, model increase editor, model modeling, model
Examination and inspection and system administration；
The functional module includes：
Model modification editing machine：Primary element model is provided（Such as the model such as resistance, inductance, capacitor, ground connection）And
Common equipment/component models in each submodel storehouse（Such as overhead transmission line model, model for cable line, single phase distribution transformer mould
Type, Three-Phase Distribution Transformers model etc.）, required model can be added to drawing window by user by the mode such as double-clicking or pulling
Mouthful, and can be with the parameter of edit-modify model.
Model increases editing machine：For increasing new equipment/component models.User can repair according to individual demand from model
Change primary element item needed for being chosen in editing machine, build required model.Also can be joined by the way of program is write by inputting
Number, the result of calculation of direct output model.Model buildings are finished, and build model can be packaged, direct when need to use
Call.
Model material database：The theory and method of Modeling of Distribution Network are provided, user can inquire about, add, compile according to oneself needs
Collect, the modeling method of case-deleted models.
Model debugging and inspection module：For inspection institute's established model it is whether correct, improve institute's established model.Module internal memory contains
Substantial amounts of power distribution network operation data, user can select data to be verified as needed.
System management module：For being responsible for the overall scheduling controlling of system, input and output, model calculating analysis and user
Interaction etc..
Model library and parameter library design are as follows：
Model library and parameter library are relatively independent module, and model therein is provided with card format, model library and parameter
Storehouse is integrated by model library access interface with main system.
（3）Database：The tissue for the various data being responsible for needed for system, storage, the maintenance of relation：
Database includes basic database, historical data base and real-time data base；System database designing is as follows：
All data that system data base management system is run and model analysis needs, and connected by database access interface
Main system is connect, realizes data exchange and funcall.
（4）Interface：Connected between various modules by corresponding access interface, complete data interaction and funcall,
Including model library access interface and database access interface.
Model library access interface includes application interface and Man Machine Interface；The model library and parameter library pass through application
Interface and Man Machine Interface are integrated with system body functional module；Model library developer, model database management person and match somebody with somebody
Grid simulation calculates developer and model library is managed by Man Machine Interface；Model is carried out by application interface
Practise the test amendment of research, the Selection and call of model and model.
Basic database, historical data base and real-time data base pass through database access interface and system body function respectively
Module connects.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
The present invention is described in detail with reference to above-described embodiment for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or equivalent substitution, and without departing from any of spirit and scope of the invention
Modification or equivalent substitution, it all should cover among scope of the presently claimed invention.
Claims (1)
1. a kind of intelligent power distribution network model base system, it is characterised in that the system includes：
(1) system body functional module：It is responsible for the overall scheduling controlling of system, input and output, model calculating analysis and user
Interaction, and provide operation interface for other modules；
(2) model library and parameter library：It is responsible for management, scheduling and the implementation of model, and the management and amendment of parameter；
(3) database：It is responsible for tissue, storage and the maintenance of relation of data needed for system；
(4) interface：Connected between modules by access interface, complete data interaction and funcall；
The model library includes device model submodel storehouse, load model submodel storehouse, nodal analysis method submodel storehouse, distributed electrical
Source model submodel storehouse, instance model submodel storehouse and typical wiring mode model submodel storehouse；
The device model submodel storehouse includes power supply unit model, electrical equipment model, switch models and self-defining device mould
Type；
The load model submodel storehouse includes constant power load model model, constant-impedance load model, constant current load model, multinomial
Formula load model and self-defined load model；
The nodal analysis method submodel storehouse includes looped network node model, Switching Station nodal analysis method, distribution box nodal analysis method, Yong Hujie
Point model, distribution nodal analysis method and User- defined Node model；
The distributed electrical source model submodel storehouse includes wind generator system model, photovoltaic system model, miniature gas turbine
System model, electric automobile model and self-defined distributed electrical source model；
The instance model submodel storehouse include the nodal analysis methods of IEEE 33, the nodal analysis methods of IEEE 34, the nodal analysis methods of IEEE 36 and
Self-defined instance model；
The typical wiring mode submodel storehouse include single radiation connection mode, hand in hand connection mode, dual power supply connection mode,
Connection of ring power network model and self-defined connection mode；
The model library includes functional module, for model modification editor, model increase editor, model modeling, model debugging and
Inspection and system administration；
The functional module includes：
Model modification editing machine：For providing common equipment and component models in primary element model and each submodel storehouse, use
Family by model modification editing machine change and edit needed for model；
Model increases editing machine：For increasing new equipment and component models；User is built required by model increase editing machine
Model, and the model to building is packaged；
Model material database：For providing the theoretical method of Modeling of Distribution Network, user model material library inquiry, addition, editor, deletion
The modeling method of model；
Model debugging and inspection module：For inspection institute's established model it is whether correct, improve institute's established model；User passes through model debugging
Verified with inspection module selection power distribution network operation data；
System management module：For being responsible for the overall scheduling controlling of system, input and output, model calculate analysis and with user's
Interaction；
The system body functional module includes：
A, dispatching control module：Data exchange and function for each intermodule of overall coordination model-base management system are dispatched；
B, data management module：Including basic data management module, historical data database management module and real time database management mould
Block；
C, model maintenance module：System shows figure by addition of the model maintenance module to model, deletion, editor and model
Modify；
D, simulation algorithm model：Expression directly perceived, cartography export, statistical graph and form are made to the result of calculation of model；
E, interpretation of result module has following function：
1) model management：Pass through model library access interface, scheduling model management function；
2) model selects：By model library access interface, suitable model is selected to be handled；
3) parameter selects：According to different model classifications, different parameters is selected；
4) model calculation：
Basic data and supplemental characteristic are loaded by database access interface；
Corresponding model is called by model library access interface；
Complete model calculation；
5) operation result is handled：
The cartography export module of simulation algorithm model is submitted to, carries out Visualization and thematic charting；
Data management module is submitted to, historical data base is arrived in storage；
6) parameters revision：According to operation result, correction model parameter, recalculate；
The basic data management module is used for fundamentals of management data：Pass through database access interface administrative model basic data
Storehouse, including IEEE typical examples data and typical wiring mode data；
Historical data database management module is used to manage historical data：Model analysis result of calculation is saved in historical data base；
Real time data releasing module is used to manage real time data：The system data read in real time is saved in real-time data base；
The model library and parameter library design are as follows：
Model library and parameter library are designed as relatively independent module, model library and parameter library and pass through model library access interface and system
Main functionality module integrates；
The database includes basic database, historical data base and real-time data base；
Database design is as follows：Data base management system is run and analyzes all data of needs, the data base management system
System body functional module is connected by database access interface；
The interface includes model library access interface and database access interface；
The model library access interface includes application interface and Man Machine Interface；The model library and parameter library pass through application
Interface and Man Machine Interface are integrated with system body functional module；
Basic database, historical data base and real-time data base pass through database access interface and system body functional module respectively
Connection.
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| CN105868429A (en) * | 2015-01-21 | 2016-08-17 | 国家电网公司 | Analytic method library system suitable for online digital simulation of active power distribution network |
| CN105956340B (en) * | 2016-06-20 | 2019-08-30 | 广东电网有限责任公司电力科学研究院 | A kind of the geometrical model construction method and system of power transformer |
| CN107220758B (en) * | 2017-05-22 | 2020-07-17 | 国家电网公司 | Power grid planning auxiliary system |
| CN109902069A (en) * | 2019-03-04 | 2019-06-18 | 重庆科技学院 | A kind of intelligent mathematical model stocking system and method |
| CN111274303B (en) * | 2020-02-11 | 2023-09-08 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Real-time data modification interface method based on intelligent power grid dispatching technology system |
| CN111539049B (en) * | 2020-05-15 | 2024-02-09 | 中国电子科技集团公司第十四研究所 | Intelligent assembly system and method for electronic equipment |
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