CN106533740A - Virtual-real-combined intelligent substation network simulation method and system - Google Patents
Virtual-real-combined intelligent substation network simulation method and system Download PDFInfo
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- CN106533740A CN106533740A CN201610927966.9A CN201610927966A CN106533740A CN 106533740 A CN106533740 A CN 106533740A CN 201610927966 A CN201610927966 A CN 201610927966A CN 106533740 A CN106533740 A CN 106533740A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/147—Network analysis or design for predicting network behaviour
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- Computer Networks & Wireless Communication (AREA)
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- Environmental & Geological Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
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Abstract
The invention relates to a virtual-real-combined intelligent substation network simulation method and system. A substation project configuration document is analyzed through a PC, data structure and models are analyzed, virtual network communication nodes are established, and docking with substation real equipment or subsystem is realized to form a closed-loop network; and through the PC, flow, throughput and simulation storms and the like of the virtual network communication nodes are simulated, so that the performance of the closed-loop network is checked. The method and system can be used for carrying out simulation verification on the substation communication network obtained after reconstruction and expansion in advance, or used for checking network fault of each subsystem of the substation before reconstruction and expansion of a new generation of intelligent substation.
Description
Technical field
The present invention relates to power system automation technology field, the intelligent substation network that particularly a kind of actual situation is combined is imitated
True method and system.
Background technology
With the popularization construction of New Generation of Intelligent transformer station, intelligent substation level is improved constantly, wherein, communication network
It is the bridge contacted between subsystems and equipment in transformer station, the security of its performance extreme influence to power system and can
By property.It is less to communication network simulation application technology in transformer station at present, especially during transformer station's reorganization and expansion of new generation,
Lack the communication network simulation technology that a kind of actual situation is combined, can be by existing true communication network and pre- reorganization and expansion virtual communication section
Point combines, communication network performance after simulating, verifying reorganization and expansion.Therefore, intelligent substation communication network emulation related art method
Urgently lifted.
The content of the invention
In view of this, the purpose of the present invention is to propose to a kind of actual situation combine intelligent substation network simulation method and be
System, the present invention relative with transformer station's real equipment or subsystem can connect, and form closed network, by PC ends simulation virtual network
Communication node flow, handle up, simulate storm etc., verifying the closed network performance.
The present invention is realized using below scheme：The intelligent substation network simulation method that a kind of actual situation is combined, specifically includes
Following steps：
Step S1：Intelligent substation SCD file is imported, is selected to need the network node of simulation, and is set up virtual network communication section
Point；
Step S2：Live network is installed and accesses hardware module and drive software, select used hardware module to apply for card；
Step S3：Switch is selected to carry out VLAN configurations；
Step S4：Start network simulation, analogue data is handled up；
Step S5：Carry out pressure test, checking system network ability to bear；
Step S6：Network storm emulation is carried out, network performance is verified；
Step S7：The simulation result that step S6 is obtained generates simulation report, shows that network whether there is risk.
Further, the generation mode of the throughput data form and content of the network node is included according to SCD file certainly
Dynamic generation is generated with manual configuration.
The present invention also provides a kind of system based on method as described above, including IEC61850 communication modules, live network
AM access module, network communication node emulation module, synchronised clock module.
Further, the IEC61850 communication modules are to set up IEC61850 Communication Models, provide protocol module mark
Quasi- interface, definition input/output interface and data model, and each agreement is formed into plug-in unit, by way of dynamic addition plug-in unit
Add each protocol module.
Further, the live network AM access module is to realize that the centre that live network and virtual network combine is docked
Module, the PC ends in the live network AM access module are equipped with PCI-Express, to carry between live network and virtual network
Data interaction.
Further, the network communication node emulation module is according to transformer station's SCD file dynamic modeling, imitating substation
Secondary device and switch, i.e. each secondary device or switch be a network node, the network communication node is imitated
True module realizes that the data is activation of each network node receives, each network node is carried out to configure, arrange the data of node
The content of handling capacity and data；The secondary device includes intelligent terminal, protection device, combining unit, measure and control device.
Further, the synchronised clock module simulation sets up transformer substation synchronous clock system, supports IEE1588 and GPS
Sync message form.
Compared with prior art, the present invention has following beneficial effect：The present invention builds New Generation of Intelligent transformer station actual situation knot
The network (WSN) emulation system of conjunction, can be applicable to transformer station it is newly-built before, whole station network operation analogue simulation, checking whole station communication configuration just
Really property, performance and stability, effectively estimate network service configuration potential risk hidden danger in station in advance, are that network performance checking is carried
For an efficient detection means.Meanwhile, present invention can apply to network performance of the New Generation of Intelligent transformer station before reorganization and expansion
Pre- reorganization and expansion equipment simulating can be dummy node by assessment, system, emulate data throughput, configuration data form, and access existing
True substation network, formed closed-loop simulation, the interactive contact set up between live network and virtual network.Equally,
Can verify that the risk that pre- reorganization and expansion equipment is present after existing substation network is accessed.
Description of the drawings
System principle schematic diagrames of the Fig. 1 for the embodiment of the present invention.
Flow process principle schematics of the Fig. 2 for the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention will be further described.
As shown in Figure 1 and Figure 2, present embodiments provide a kind of intelligent substation network simulation method of actual situation combination and be
System.The present embodiment parses substation project configuration file by PC（SCD）, analyze data structure and model set up virtual network
Communication node, it is relative with transformer station's real equipment or subsystem to connect, closed network is formed, by the simulation virtual network communication of PC ends
Node flow, handle up, simulate storm etc., verifying the closed network performance.Present invention can apply to New Generation of Intelligent transformer station exists
Before reorganization and expansion, carry out realistically displayed in advance to the transformer station's communication network after reorganization and expansion, or be applied to each subsystem of transformer station
System network failure debugging.
The present embodiment includes IEC61850 communication modules, live network AM access module, network communication node emulation mould
Block, synchronised clock module.
In the present embodiment, the IEC61850 communication modules are referred to and set up IEC61850 Communication Models, there is provided agreement mould
Block standard interface, defines input/output interface and data model, and each agreement forms plug-in unit, by way of dynamic addition plug-in unit
Add each protocol module, support the IEC61850 message protocols such as SV/GOOSE/MMS, can simulated implementation message receive and send, its
Middle SV messages support that the sample rate of 4K, 12.8K, GOOSE message support 5S heartbeat packets, and configurable.
In the present embodiment, during the live network AM access module is referred to and realizes that live network is combined with virtual network
Between to connection module, in order to realize the seamless link of live network and virtual network, this module need to for PC ends extend PCI-Express,
The data interaction between live network and virtual network can be carried.Wherein the module need to realize transfer and the big data of data
Concurrent bearing performance.
In the present embodiment, the network communication node emulation module, need to be according to transformer substation configuration file（SCD）Dynamic is built
Mould, the secondary device of simulation transformer station of new generation（Secondary device includes intelligent terminal, protection device, combining unit, observing and controlling dress
Put）And switch, i.e. each secondary device or switch are a network node, and realize the number of each network node
Receive according to sending, such as intelligent terminal sends reception GOOSE message, protection device reception SV messages, protection device and receives and send MMS
Message, combining unit send SV, measure and control device and receive transmission GOOSE.The module can be configured to each network node, arranged
The data throughout of node, and the content of data.
In the present embodiment, the synchronised clock module, i.e. simulation set up New Generation of Intelligent transformer substation synchronous clock system,
Support IEE1588 and GPS sync message forms.
Preferably, in the present embodiment, the New Generation of Intelligent substation communication network analogue system workflow that actual situation is combined
Journey, comprises the following steps：
Step one, imports intelligent substation SCD file, selects to need the network node of simulation, now the number of handling up of network node
Can be automatically generated according to SCD according to form and content, also can manual configuration；
Step 2, installs live network and accesses hardware module and drive software, and the hardware module used by Systematic selection is applied for card；
Step 3, selects switch to carry out VLAN configurations；
Step 4, starts network simulation, and analogue data is handled up；
Step 5, carries out pressure test, checking system network ability to bear；
Step 6, carries out network storm emulation, verifies network performance；
Step 7, emulation are finished, simulations report, show that network has risk.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modification, should all belong to the covering scope of the present invention.
Claims (7)
1. the intelligent substation network simulation method that a kind of actual situation is combined, it is characterised in that：Comprise the following steps：
Step S1：Intelligent substation SCD file is imported, is selected to need the network node of simulation, and is set up virtual network communication section
Point；
Step S2：Live network is installed and accesses hardware module and drive software, select used hardware module to apply for card；
Step S3：Switch is selected to carry out VLAN configurations；
Step S4：Start network simulation, analogue data is handled up；
Step S5：Carry out pressure test, checking system network ability to bear；
Step S6：Network storm emulation is carried out, network performance is verified；
Step S7：The simulation result that step S6 is obtained generates simulation report, shows that network whether there is risk.
2. the intelligent substation network simulation method that a kind of actual situation according to claim 1 is combined, it is characterised in that：It is described
The generation mode of the throughput data form and content of network node includes being automatically generated and manual configuration generation according to SCD file.
3. the system of the intelligent substation network simulation method that a kind of actual situation based on described in claim 1 is combined, its feature exist
In：Including IEC61850 communication modules, live network AM access module, network communication node emulation module, synchronised clock module.
4. the intelligent substation network (WSN) emulation system that a kind of actual situation according to claim 3 is combined, it is characterised in that：It is described
IEC61850 communication modules are connect to set up IEC61850 Communication Models, provide protocol module standard interface, definition input and output
Mouth and data model, and each agreement is formed into plug-in unit, add each protocol module by way of dynamic addition plug-in unit.
5. the intelligent substation network (WSN) emulation system that a kind of actual situation according to claim 3 is combined, it is characterised in that：It is described
Live network AM access module is to realize centre that live network and virtual network combine to connection module, and the live network is accessed
PC ends in module are equipped with PCI-Express, to carry the data interaction between live network and virtual network.
6. the intelligent substation network (WSN) emulation system that a kind of actual situation according to claim 3 is combined, it is characterised in that：It is described
Network communication node emulation module according to transformer station's SCD file dynamic modeling, the secondary device and switch of imitating substation, i.e.,
Each secondary device or switch are a network node, and the network communication node emulation module realizes each network section
The content of the data is activation of point receives, carry out configuring, arrange node to each network node data throughout and data；It is described
Secondary device includes intelligent terminal, protection device, combining unit, measure and control device.
7. the intelligent substation network (WSN) emulation system that a kind of actual situation according to claim 3 is combined, it is characterised in that：It is described
Synchronised clock module simulation sets up transformer substation synchronous clock system, supports IEE1588 and GPS sync message forms.
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Cited By (1)
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| CN107171886A (en) * | 2017-05-03 | 2017-09-15 | 广州供电局有限公司 | The detection device and detection method of network storm |
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