CN107039968B - A kind of distributed distribution automation hybrid simulation system based on RTDS - Google Patents
A kind of distributed distribution automation hybrid simulation system based on RTDS Download PDFInfo
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- CN107039968B CN107039968B CN201710003978.7A CN201710003978A CN107039968B CN 107039968 B CN107039968 B CN 107039968B CN 201710003978 A CN201710003978 A CN 201710003978A CN 107039968 B CN107039968 B CN 107039968B
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- 238000009826 distribution Methods 0.000 title claims abstract description 186
- 238000004088 simulation Methods 0.000 title claims abstract description 73
- 230000003068 static effect Effects 0.000 claims abstract description 26
- 230000001052 transient effect Effects 0.000 claims abstract description 26
- 230000005611 electricity Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 3
- 238000011160 research Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
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- 230000000750 progressive effect Effects 0.000 description 1
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- 230000011664 signaling Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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Abstract
The invention discloses a kind of distributed distribution automation hybrid simulation system based on RTDS, comprising: transient emulation subsystem, static Simulation subsystem, and the power distribution automation main station being connected with transient emulation subsystem and static Simulation subsystem；Transient emulation subsystem includes: the RTDS emulator for simulating true power distribution network, and the first distribution terminal being connected with RTDS emulator；It can be seen that, in this programme, transient emulation subsystem is created by RTDS emulator, static Simulation subsystem is created by intelligent distribution network static Simulation subsystem or by true power distribution network and the second distribution terminal, complete distribution distribution automation hybrid simulation system is collectively formed by the two subsystems and distribution automation main station system, both it had supported static Simulation or had supported transient emulation, the Research Requirements of distributed distribution automation system can largely be met, to the research cost of distribution automation system, reduces and expend the time.
Description
Technical field
The present invention relates to distribution automation technical fields, more specifically to a kind of distributed distribution based on RTDS
Automate hybrid simulation system.
Background technique
With the development of distribution network technology and the growth of social economy, user is to the safety of power distribution network, economy and can
Requirement by property is continuously improved, and distribution automation system also comes into being.Distribution automation system can by real time information,
Information off-line, user information, electric network composition parameter, geography information are integrated, and complete automated management system is constituted, and are realized
Monitoring, protection, control and distribution management in the case of distribution system normal operation and accident.Distribution automation system structure is as schemed
Shown in 1, including power distribution network, power distribution network terminal and power distribution automation main station.Power distribution network is the important set in distribution automation system
At part, and true power distribution network have the shortcomings that Keep Clear-High Voltage, it is not visible, can not touch, therefore the true power distribution network of use into
The research of row distribution automation system, can not only take a substantial amount of time can also greatly increase cost, cause greatly to research
Difficulty.
Therefore, the research cost of distribution automation system how is reduced, reducing the consuming time is that those skilled in the art need
It solves the problems, such as.
Summary of the invention
The purpose of the present invention is to provide a kind of distributed distribution automation hybrid simulation system based on RTDS, to realize
The research cost of distribution automation system is reduced, reduces and expends the time.
To achieve the above object, the embodiment of the invention provides following technical solutions:
A kind of distributed distribution automation hybrid simulation system based on RTDS, comprising: transient emulation subsystem, stable state are imitative
True subsystem, and the power distribution automation main station being connected with the transient emulation subsystem and the static Simulation subsystem；
The transient emulation subsystem includes: the RTDS emulator for simulating true power distribution network, and with the RTDS emulator
The first connected distribution terminal.
Wherein, the static Simulation subsystem is intelligent distribution network static Simulation subsystem.
Wherein, the static Simulation subsystem includes:
True power distribution network；
One end is connected with the true power distribution network, and the second distribution that the other end is connected with the power distribution automation main station is whole
End.
Wherein, the RTDS emulator includes:
Modeling of Distribution Network module, for creating true electricity distribution network model by electric system and control system module library.
Wherein, the Modeling of Distribution Network module, for by modifying the true distribution of dft document creation in former project file
Pessimistic concurrency control, and by modifying the sib file pair in former project file, the module to be presented at RTDS simulation run interface is carried out true
It is fixed.
Wherein, the Modeling of Distribution Network module, for passing through route frame information corresponding with true power distribution network, dft text
Part and sib file, realize the loading of true electricity distribution network model and runnable interface.
Wherein, the RTDS emulator includes:
Simulation run module for true electricity distribution network model to be emulated and run, and is really matched described in real-time display
The parameter information of electric network model.
Wherein, the RTDS emulator includes:
Adjustment module, for in the true electricity distribution network model switch state and load value be adjusted.
Wherein, the RTDS emulator includes:
Fault simulation module, for creating simulated failure, the simulated failure in the route in the true power distribution network
Including phase fault or ground short circuit failure.
Wherein, rule are communicated by 104 between the RTDS emulator and the first distribution terminal in the transient emulation subsystem
About communicated.
By above scheme it is found that a kind of distributed distribution automation mixing based on RTDS provided in an embodiment of the present invention
Analogue system, comprising: transient emulation subsystem, static Simulation subsystem, and with the transient emulation subsystem and the stable state
The connected power distribution automation main station of simulation subsystem；The transient emulation subsystem includes: the RTDS for simulating true power distribution network
Emulator, and the first distribution terminal being connected with the RTDS emulator；
As it can be seen that in the present solution, being imitated by RTDS emulator creation transient emulation subsystem by intelligent distribution network stable state
True subsystem creates static Simulation subsystem by true power distribution network and the second distribution terminal, passes through the two subsystems and distribution
Automation main station system collectively forms complete distribution distribution automation hybrid simulation system, had both supported static Simulation or had supported temporary
State emulation, can largely meet the Research Requirements of distributed distribution automation system, thus distribution automation system
Research cost, reduce expend the time.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is distribution automation system structure structural schematic diagram disclosed by the embodiments of the present invention；
Fig. 2 is a kind of distributed distribution automation hybrid simulation system structure based on RTDS disclosed by the embodiments of the present invention
Schematic diagram；
Fig. 3 is another distributed distribution automation hybrid simulation system knot based on RTDS disclosed by the embodiments of the present invention
Structure schematic diagram；
Fig. 4 is communication module schematic diagram disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of distributed distribution automation hybrid simulation system based on RTDS is subtracted with realizing
The research cost of few distribution automation system, reduces and expends the time.
Referring to fig. 2, a kind of distributed distribution automation hybrid simulation system based on RTDS provided in an embodiment of the present invention,
Include:
Transient emulation subsystem 100, static Simulation subsystem 200, and with the transient emulation subsystem 100 and described steady
The connected power distribution automation main station 300 of state simulation subsystem 200；
The transient emulation subsystem 100 includes: the RTDS emulator 101 for simulating true power distribution network, and with the RTDS
The first connected distribution terminal 102 of emulator；
Specifically, the first distribution terminal being connected in the present embodiment with RTDS emulator 101 can be true distribution terminal,
It is also possible to the simulation distribution terminal simulated by industrial personal computer, it is not specific herein to limit.
It should be noted that the static Simulation subsystem in the present embodiment can be intelligent distribution network static Simulation subsystem
System, or: the static Simulation subsystem being made up of true power distribution network 201 and the second distribution terminal 202；Specifically, ginseng
See that Fig. 3, the static Simulation subsystem include:
True power distribution network 201；
One end is connected with the true power distribution network 201, and what the other end was connected with the power distribution automation main station 300 second matches
Electric terminals 202.
It should be noted that the second distribution terminal 202 being connected with true power distribution network 201 is true distribution terminal.This reality
Applying the RTDS emulator in example is real-time digital simulator (Real Time Digital Simulator).It is graceful by Canada
The exploitation manufacture of Ni Tuoba RTDS company is a kind of device for being specially designed for Transient Electromagnetic Phenomena in research electric system.
RTDS emulator is formed by combination of hardware.The hardware of RTDS is mainly by the operations such as PB5 GPC, RPC, 3PC board and its
He is constituted input and output board；RTDS software emulation device RSCAD includes an extensive electric system and control system component
Module library.User can set up electric system circuit and phase by continuous existing component module in user-friendly environment
The control loop of pass.
And RTDS simulator is an ideal tool.It can to protection and control program thoroughly be designed,
Research and test.When carrying out closed-loop test, using the input/output interface of a large amount of digital quantity and analog quantity, make actual
Protection and control device can be connected to interact with simulation distribution network system with the simulator of RTDS.RTDS analogue system
It is the ideal tools of comprehensive analysis various problems of electric system.It can be used for Power System Analysis research, test protection system,
The test and educational training of control system.
It should be noted that power distribution network is as the following distributed generation resource, the access platform of energy storage device, it will be smart grid
The important component of development.For the high-speed simulation for adapting to power distribution network, Digital Simulation System is other than having basic function, also
Need to realize that network reconfiguration, voltage and idle control, fault location, Fault Isolation, fault recovery and electric system are updated and transported
The functions such as the protection after row.And the RTDS emulator in the present embodiment is real-time, digital analogue system, it can be well
Emulation demand of the intelligent distribution network to system in satisfaction.As Digital Simulation System, RTDS can be realized following function:
(1) rack simulation is realized on RTDS, can simulate true distribution network, including various overhead transmission lines and cable
Connections mode；
(2) true power distribution network can be simulated and carry out simulation run；
(3) simulation of switch, division, failure, the tripping of analog switch are able to achieve on RTDS；
(4) the various failures of distribution can be simulated, including phase fault, metallic ground, high resistance ground, multiple spot answer failure；
(5) RTDS provides corresponding computer software interface, more for safety and user friendly；
(6) analogue system can satisfy distribution automation integrated testability requirement.
Based on the above embodiment, in the present embodiment, the RTDS emulator includes:
Modeling of Distribution Network module, for creating true electricity distribution network model by electric system and control system module library.
Specifically, when in the present embodiment by RTDS emulator to Modeling of Distribution Network, by analyzing true power distribution network
Network realizes the modeling of power distribution network using the electric system in RSCAD Modeling interface with control system module library, being capable of complete mould
Intend the parameter and state of the devices such as overall architecture and transformer, load, switch, the route of true distribution network；It can be to building
Power distribution network carry out accurate Load flow calculation；Operator can also handle related information about power and in a model according to demand to phase
Close device selection control part, and using RTDS emulator simulation power distribution network, can be shared with system power distribution network artwork information,
Model maintenance is flexibly carried out, realization, which facilitates, carries out the analysis and research such as track remodelling, distribution power access.
Wherein, the Modeling of Distribution Network module, for by modifying the true distribution of dft document creation in former project file
Pessimistic concurrency control, and by modifying the sib file in former project file, the module to be presented at RTDS simulation run interface is carried out true
It is fixed.
Specifically, building electricity distribution network model of drawing generally in RSCAD modeling software in RTDS emulator, according to this
Mode constructs Complicated Distribution Network model, then can spend longer time, but the dft in RTDS and sib file contain distribution
Net Modeling interface and runnable interface various parameter values；It therefore in the present embodiment, can be directly by repairing when constructing complex model
Change the dft file in RTDS engineering to realize the modeling of power distribution network, is realized in power distribution network runnable interface by modification sib file
The display of charge value and the control of size state；In the present embodiment, the module for needing to show on RTDS simulation run interface
Including display module, operation module, picture module etc..
Wherein, the Modeling of Distribution Network module, for passing through route frame information corresponding with true power distribution network, dft text
Part and sib file, realize the loading of true electricity distribution network model and runnable interface.
It in the present embodiment, can be by the ginseng of every device of true power distribution network when creating model using RTDS emulator
Numerical value export, and it is corresponding using Software Create according to the format specification of the route frame of true power distribution network and dft, sib file
Dft and sib document is put under the project file in RTDS and is compiled and runs, and realizes true electricity distribution network model and operation circle
True electricity distribution network model is loaded into RTDS and simulates a true emulation by the loading in face in the research of distribution automation system
Environment has very big realistic meaning.
Based on the above embodiment, in the present embodiment, the RTDS emulator includes:
Simulation run module for true electricity distribution network model to be emulated and run, and is really matched described in real-time display
The parameter information of electric network model；
Adjustment module, for in the true electricity distribution network model switch state and load value be adjusted.
Specifically, in the present embodiment, each Modeling interface has a corresponding runnable interface in RSCAD, for real
The emulation and operation of existing model.Therefore, pass through simulation run module in this programme according to distribution network model in runnable interface
The schematic diagram of network is drawn, and shows the real value of the parameters such as voltage, electric current and power when power distribution network operation；Meanwhile passing through tune
The switch state and payload size in module adjusting distribution network operational process are saved, configured runnable interface, power distribution network are utilized
The displaying of parameter value in model becomes more intuitively to change and diversification, and control of the user to device state in electricity distribution network model
Also become more convenient with big minor adjustment.
Based on the above embodiment, in the present embodiment, the RTDS emulator includes:
Fault simulation module, for creating simulated failure, the simulated failure in the route in the true power distribution network
Including phase fault or ground short circuit failure.
Specifically, will appear various failures in true power distribution network, such as phase fault, ground short circuit and neutral point are not
The failures such as ground short circuit, these failures will affect the size of parameter value in the operation and route of power distribution network.Therefore, it is necessary in distribution
Various true faults are simulated on pessimistic concurrency control.In the present embodiment, using the temporary of the RTDS emulator simulation various failures of power distribution network
Mould is arranged on the either segment route in electricity distribution network model that is, by the fault simulation module in RSCAD Modeling interface in step response
Quasi- failure.
Based on the above embodiment, RTDS emulator and the first distribution in the present embodiment, in the transient emulation subsystem
It is communicated between terminal by 104 communication protocols.
Specifically, simulating the network data analogue system of distribution in distribution automation system, generally passing through the outside of cabinet
Node realizes the communication with system other parts, and communication connection is complex.Therefore in the present embodiment, RTDS emulator is utilized
GTNETx2 board and software section 104 modules, make to simulate power distribution network and the first distribution terminal and pass through cable and standard
104 communication protocols are communicated.
It referring to fig. 4, is communication module schematic diagram provided in this embodiment, which is communicated using 104 specifications of standard, can
With at transmission distribution network switch remote signalling, telemetering, remote regulating and be remotely controlled these four amounts, and every kind of amount have fixed initial address and
Range size.The communication mode that this system uses can make the communication simulated between power distribution network and distribution terminal become more convenient
Effectively, to construct complete distribution automation transient emulation subsystem.In practice, in order to cooperate power distribution automation function survey
Examination needs a large amount of terminal device to access, it is therefore desirable to carry out logic simulation to power distribution network terminal.
A kind of distributed distribution automation hybrid simulation system based on RTDS provided in an embodiment of the present invention, comprising: temporarily
State simulation subsystem, static Simulation subsystem, and be connected with the transient emulation subsystem and the static Simulation subsystem
Power distribution automation main station；The transient emulation subsystem includes: the RTDS emulator for simulating true power distribution network, and with it is described
The first connected distribution terminal of RTDS emulator；
As it can be seen that in the present solution, being imitated by RTDS emulator creation transient emulation subsystem by intelligent distribution network stable state
True subsystem creates static Simulation subsystem by true power distribution network and the second distribution terminal, passes through the two subsystems and distribution
Automation main station system collectively forms complete distribution distribution automation hybrid simulation system, had both supported static Simulation or had supported temporary
State emulation, can largely meet the Research Requirements of distributed distribution automation system, thus distribution automation system
Research cost, reduce expend the time.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of distributed distribution automation hybrid simulation system based on RTDS characterized by comprising transient emulation subsystem
System, static Simulation subsystem, and the distribution being connected with the transient emulation subsystem and the static Simulation subsystem are automatic
Change main website；
The transient emulation subsystem includes: the RTDS emulator for simulating true power distribution network, and is connected with the RTDS emulator
The first distribution terminal；First distribution terminal is true distribution terminal, or the simulation distribution simulated by industrial personal computer
Terminal；
The static Simulation subsystem is intelligent distribution network static Simulation subsystem, or to be matched by true power distribution network and second
The static Simulation subsystem that electric terminals are constituted；
The RTDS emulator includes；
Modeling of Distribution Network module, for creating true electricity distribution network model by electric system and control system module library；
The Modeling of Distribution Network module, for passing through the true electricity distribution network model of dft document creation modified in former project file, and
By modifying the sib file in former project file, the module to be presented at RTDS simulation run interface is determined.
2. distribution distribution automation hybrid simulation system according to claim 1, which is characterized in that
The Modeling of Distribution Network module, for passing through route frame information corresponding with true power distribution network, dft file and sib text
Part realizes the loading of true electricity distribution network model and runnable interface.
3. distribution distribution automation hybrid simulation system according to claim 1, which is characterized in that the RTDS emulation
Device includes:
Simulation run module, for true electricity distribution network model to be emulated and is run, and true power distribution network described in real-time display
The parameter information of model.
4. distribution distribution automation hybrid simulation system according to claim 3, which is characterized in that the RTDS emulation
Device includes:
Adjustment module, for in the true electricity distribution network model switch state and load value be adjusted.
5. distribution distribution automation hybrid simulation system according to claim 4, which is characterized in that the RTDS emulation
Device includes:
Fault simulation module, for creating simulated failure in the route in the true power distribution network, the simulated failure includes
Phase fault or ground short circuit failure.
6. distributed distribution automation hybrid simulation system described in any one of -5 according to claim 1, which is characterized in that
Led between RTDS emulator and the first distribution terminal in the transient emulation subsystem by 104 communication protocols
Letter.
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| CN103123758A (en) * | 2012-11-28 | 2013-05-29 | 大同电力高级技工学校 | Dispatching automation digital physical hybrid simulation training system |
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| CN102981500A (en) * | 2012-11-27 | 2013-03-20 | 四川电力科学研究院 | Testing platform for regional power grid automatic voltage control (AVC) system function tests based on real time digital simulator (RTDS) and construction method of testing platform |
| CN103123758A (en) * | 2012-11-28 | 2013-05-29 | 大同电力高级技工学校 | Dispatching automation digital physical hybrid simulation training system |
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