CN106781910A - A kind of intelligent substation virtual reality emulation training system based on hardware in loop - Google Patents
A kind of intelligent substation virtual reality emulation training system based on hardware in loop Download PDFInfo
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- CN106781910A CN106781910A CN201611132166.4A CN201611132166A CN106781910A CN 106781910 A CN106781910 A CN 106781910A CN 201611132166 A CN201611132166 A CN 201611132166A CN 106781910 A CN106781910 A CN 106781910A
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Abstract
The present invention provides a kind of intelligent substation virtual reality emulation training system based on hardware in loop, including transforming plant primary analogue system, signal translation interface and secondary equipment of intelligent converting station；Transforming plant primary analogue system includes transformer station's Three-dimensional Simulation System, Jiao Yuanji, Xue Yuanji for being connected with each other by Ethernet；Secondary equipment of intelligent converting station includes being netted by MMS protection supervisory equipment, the background monitoring system of connection；Power network common failure is set on teacher's machine or student's machine; transformer station's Three-dimensional Simulation System calculates the due electric current of power network, voltage, frequency signal when being out of order according to failure situation; protection supervisory equipment is to carrying out protection act and forming signal at electric network fault; background monitoring system carries out backstage detection; signal translation interface enters row format conversion to the information that Three-dimensional Simulation System is produced and sends to protection supervisory equipment, and enters row format conversion transmission to transformer station's Three-dimensional Simulation System to the information that protection supervisory equipment is produced.
Description
Technical field
The present invention relates to a kind of intelligent substation technology, particularly a kind of intelligent substation based on hardware in loop is virtually existing
Real simulation training system.
Background technology
With the fast development of intelligent power grid technology, intelligent high-pressure is electric, fiber optic Ethernet network and IEC61850 standards are logical
The technologies such as letter have progressively obtained popularization and application in intelligent substation.New skill of the live operation maintenance personnel for intelligent grid
Art, new equipment are short in understanding, and most of operation maintenance personnels do not grasp operation and the service technique of intelligent substation, are badly in need of to power transformation
Operation maintenance personnel of standing carries out comprehensive intelligent substation training.The existing training system towards traditional transformer station far can not meet intelligence
The requirement of energy transformer station development, it is necessary to grind method intelligent substation simulation training system.
Usual intelligent substation is made up of primary equipment and secondary device, and Fig. 1 show existing intelligent substation
Composition structure chart.
Primary equipment includes system power supply, transformer, bus, transmission line of electricity, electronic mutual inductor, breaker and disconnecting link
Deng, secondary device including combining unit, intelligent terminal, protection device, measure and control device and background monitoring system etc., wherein protection,
It is connected with background monitoring system by MMS (manufacture message specification) net between measure and control device.Electronic mutual inductor by power network once
Electric current, voltage electric signal are changed into after secondary current, voltage optical signal being accessed by optical cable the defeated of the combining unit in secondary device
Enter end, combining unit is connected by SV (sampled value) nets with protection, measure and control device；Protection, measure and control device by GOOSE (towards
The transformer substation case of general object) net is connected with intelligent terminal；Intelligent terminal is connected by cable with breaker and disconnecting link.
At present, for the training of intelligent substation, a kind of all-digital simulation system can use, although the system can be with
The normal operation and operating process of imitating substation, but due to being full digital trigger technique, there is no real equipment, it is impossible to reach training
Safeguard and overhaul the purpose of technical ability.Another full physical simulation system, it is necessary to be once using physical equipment simulation actual electric network
System, the mode of connection is dumb, failure can not arbitrarily be set, primary equipment construction investment big and safeguards more difficult.And intelligent power transformation
Hybrid Simulation Training System for Industry of standing function is more complicated, because transforming plant primary simulation software connects with intelligent second protection device talk
Mouth is different, and the Substation Training Simulator based on soft or hard combination does not obtain good development yet.Research and development intelligence becomes
The soft or hard Hybrid Simulation Training System for Industry in power station, with great theory significance and practical value.
The content of the invention
Organically combined it is an object of the invention to provide a kind of simulation model of intelligent substation and second protection equipment
Be placed in for transformer station's Digital Simulation System and real secondary equipment of intelligent converting station same by Hybrid Simulation Training System for Industry, the system
In individual analogue system, organic linking, flexible configuration between each equipment, running environment true to nature is built, adapted to intelligent substation
Construction and development demand, be emulation training that operation maintenance personnel carries out gamut, overall process, whole scene.
A kind of intelligent substation virtual reality emulation training system based on hardware in loop, including transforming plant primary emulation system
System, signal translation interface and secondary equipment of intelligent converting station；The transforming plant primary analogue system includes mutual by Ethernet
Transformer station's Three-dimensional Simulation System of connection, Jiao Yuanji, Xue Yuanji；The secondary equipment of intelligent converting station is included being netted by MMS and connected
Protection supervisory equipment, the background monitoring system for connecing；The common failure of power network, the power transformation are set on teacher's machine or student's machine
Three-dimensional Simulation System of standing calculates the due electric current of power network, voltage, frequency signal when being out of order according to failure situation, and the protection is surveyed
To carrying out protection act at electric network fault and forming signal, the background monitoring system carries out backstage detection, the letter to control device
Number translation interface enters row format conversion to the information that Three-dimensional Simulation System is produced and sends to protection supervisory equipment, and to protection observing and controlling
The information that device is produced is entered row format conversion and is sent to transformer station's Three-dimensional Simulation System.
Using said system, the signal translation interface includes the primary side receiver module, the signal resolution weight that are sequentially connected
Group module and secondary side sending module, and secondary side receiver module, signal resolution recombination module and the primary side being sequentially connected
Sending module；Wherein primary side receiver module and the communication of transformer station Three-dimensional Simulation System, secondary side sending module and protection device,
Measure and control device communication, secondary side receiver module and protection, measure and control device communication, primary side sending module and transformer station's three-dimensional artificial
System communication, signal resolution recombination module will send after the information format transformation of reception.
A kind of intelligent substation virtual reality emulation training system based on hardware in loop of the present invention, transformer station one
Subsystem uses digitalized artificial, and the three-dimensional reconstruction of transforming plant primary equipment, such as disconnecting link, open circuit are realized using 3D virtual technologies
Device, transformer, ceramics, token etc., energy each weather conditions of simulation true to nature, visually reflect the normal of equipment, exception, accident shape
State and its action process, it is possible to achieve any roaming in the scene, local operation is carried out to primary equipment, realizes various operating works
Energy and phenomenon of the failure.Line Flow data in analogue system send actual intelligent second protection to by signal translation interface
Measure and control device, protection supervisory equipment is transmitted to change according to current system data is activation tripping operation outlet signal by signal translation interface
Power station three-dimensional emulation system, the breaker in analogue system is acted as the case may be.Simulation software is realized with protection hardware
Combination.And establish comprehensive training system for intelligent substation training, it is possible to achieve transformer station's operation maintenance personnel
Gamut, overall process, the emulation training of whole scene.The signal translation interface of present invention exploitation is used as an analogue system and intelligence
The bridge that secondary device is connected and communicate with, simulates the function of combining unit and intelligent terminal.Safeguarded and maintenance training is met
The cost of training system is greatly reduced while technical ability, the training course for making it be more applicable for power department.
With reference to Figure of description, the invention will be further described.
Brief description of the drawings
Fig. 1 is the structural representation of existing intelligent substation.
Fig. 2 is system structure diagram of the invention.
Fig. 3 is signal translation interface structural representation of the invention.
Fig. 4 is the specific installation drawing of signal translation interface of the invention.
Specific embodiment
Understand as shown in Figure 2, a kind of intelligent substation virtual reality emulation training system based on hardware in loop, including：
Transforming plant primary analogue system, signal translation interface and secondary equipment of intelligent converting station.
The transforming plant primary analogue system includes transformer station's Three-dimensional Simulation System, Jiao Yuanji, student's machine and connects them
Industry ethernet；The secondary equipment of intelligent converting station includes protection, measure and control device, background monitoring and connection equipment
SV, GOOSE and MMS net；The signal translation interface is as shown in figure 3, including primary side reception/sending module, signal resolution weight
Group module and secondary side reception/sending module.
Teacher's machine be connected by industry ethernet with transformer station Three-dimensional Simulation System, student's machine, and transformer station's three-dimensional is imitated
True system is connected by signal translation interface with intelligent secondary device.
As shown in figure 3, the signal translation interface includes the primary side receiver module, the signal resolution restructuring mould that are sequentially connected
Block and secondary side sending module, and the secondary side receiver module, signal resolution recombination module and the primary side that are sequentially connected send
Module.
Netted by MMS between the secondary equipment of intelligent converting station background monitoring system and protection, measure and control device and connected；Institute
Protection, measure and control device is stated to be connected with signal translation interface by GOOSE nets and SV nets respectively.
Teacher's machine monitors transformer station's Three-dimensional Simulation System and assigns training project to student by industry ethernet
Machine, realizes the simulative surveillance training function of primary system.
The data signals such as voltage, the electric current of transformer station's Three-dimensional Simulation System output are input to signal translation interface, pass through
Signal translation interface exports optical signal and nets input protection, measure and control device by SV；The protection, measure and control device output optical signal warp
GOOSE net input signal translation interfaces, export electric signal and give transformer station's Three-dimensional Simulation System through signal translation interface.
The signal translation interface primary side receiver module and transformer station's Three-dimensional Simulation System communication, receive transformer station three-dimensional
Electric current, voltage, the frequency digital information of analogue system output, and the information of reception is sent to signal resolution recombination module,
Information extraction is packaged into SV messages by signal resolution recombination module, is sent to protection through optical fiber by secondary side sending module, is surveyed
Control device.
The signal translation interface secondary side receiver module and protection, measure and control device communication, protection, observing and controlling are received through optical fiber
The GOOSE message of device output, and message is sent to signal resolution recombination module, signal resolution recombination module is extracted and tripped out
Mouth action message, and primary side sending module is sent to as electronic signals, primary side sending module sends these signals
Give transformer station's Three-dimensional Simulation System.
Specific work process of the invention is：Teacher sets the common failure of power network on teacher's machine or student's machine, passes through
Industry ethernet sends an instruction to transformer station's Three-dimensional Simulation System, and transformer station's Three-dimensional Simulation System is calculated according to failure situation
The due electric current of power network, voltage, frequency signal during failure, and these signals are transmitted to signal translation interface, signal translation interface
These signals are sent to Intelligent protection measuring controller by SV nets after real-time processing, Intelligent protection measuring controller experiences event
Barrier, and corresponding protection act is carried out, then actuating signal is sent to by signal translation interface by GOOSE nets, signal conversion connects
Transformer station's Three-dimensional Simulation System is sent a signal to after mouth real-time processing, the breaker in transformer station's Three-dimensional Simulation System is according to event
Barrier situation is acted, while calculating the new trend parameter of the system after breaker actuation.Teacher's machine passes through industry ethernet and power transformation
Stand Three-dimensional Simulation System real-time communication, it is observed that power network real-time status from teacher's machine.
Due to the system be for trainee, therefore, teacher is set after failure, and student is dynamic according to protection supervisory equipment
Make behavior, action report and monitoring backstage action message etc., failure judgement type, nature of trouble, the position of fault, protection device
Whether action behavior is correct etc., so as to reach training purpose.
Transformer station's Three-dimensional Simulation System of the invention is built according to actual typical case's 220kV intelligent substations, primary system master
Wiring includes two main transformers, tri- voltage class of 220kV, 110kV and 35kV, and wherein 220kV, 110kV uses double bus scheme
Form, 35kV is single-trunk segmental wiring mode, and the analogue system has complete primary circuit, and system can be according to wiring condition
Voluntarily calculate trend parameter.The equipment that intelligent substation secondary protection supervisory equipment is manufactured using producer, respectively 110kV numerals
Change tranformer protection measure and control device, model UDT-531 and 110kV route protection measure and control device, model UDL-531A.Afterwards
Platform monitoring system is supporting super5000 monitoring softwares.
Different from the actual intelligent substation structure shown in Fig. 1, the present invention instead of reality with the signal translation interface started
The combining unit and intelligent terminal on border, simulate the function of sampling and output trip signal.As shown in figure 4, being letter of the invention
Number translation interface concrete scheme, including MMS client software, NI CRIO platforms, FPGA analog input cards and communication interface.Institute
MMS client is stated for primary side reception/sending module, the NI CRIO platforms are signal resolution recombination module, the FPGA is adopted
It is secondary side reception/sending module to integrate board.
The MMS client software and FPGA capture cards are present invention exploitation, and the NI CRIO platforms are NI companies of the U.S.
Exploitation.
As a example by teacher's machine, No. 1 transformer 110kV side and 35kV sides shorted-turn fault are set, transformer station's three-dimensional artificial
Electric current, voltage, frequency are sent to MMS client software when system is by failure, and communication interface is common RJ45 network interfaces.
The signal that MMS client will be received is transmitted to NI CRIO platforms by netting twine, and communication interface is common RJ45 nets
Mouthful, the CRIO-9014 of controller here, base plate be 4 grooves CRIO-9111.
NI CRIO platforms extract transformer mesolow side electric current, voltage, frequency information, and framing passes through into SV form messages
Base plate CRIO-9111 is transmitted to FPGA analog input cards, the common DB15 interfaces of interface.
Here two pieces of FPGA capture cards, one piece of collection low-pressure side information, one piece of collection medium voltage side information, FPGA collections are used
There is photoelectric conversion module on card, optical signal is converted electrical signals to by photoelectric conversion module, passed SV messages by optical fiber
To protection supervisory equipment.
Protection supervisory equipment is acted according to SV messages, and the GOOSE signals of protection act are transmitted to the 3rd piece of FPGA and adopt through optical fiber
Truck, by photoelectric conversion module, converts optical signals to electric signal, and be transmitted to NI CRIO platforms by DB15 interfaces.
The actuating signal that NI CRIO platforms are extracted in GOOSE message is transmitted to MMS client, and communication interface is common
RJ45 network interfaces.
Actuating signal is issued transformer station's Three-dimensional Simulation System by MMS client, and communication interface is common RJ45 network interfaces, 1
Number transformer mesolow side breaker actuation, Three-dimensional Simulation System recalculates the flow situations after failure removal, by teacher
Machine can be with monitor in real time connections and power flow changing.By checking that protection device protection act is recorded, it can be seen that main transformer
Differential protection actuation time is 0.12ms, within a cycle 20ms, illustrates that system real time meets and requires.It is whole in order to improve
The real-time of analogue system is covered, the framing for SV messages uses look-up table, trades space for time, to reduce transmission delay.
If necessary to collection multichannel electric current, voltage signal, the base plate of NI CRIO platforms can use the tool such as CRIO-9112
There is the base plate of more slots.
Claims (3)
1. a kind of intelligent substation virtual reality emulation training system based on hardware in loop, it is characterised in that including transformer station
Analogue system, signal translation interface and a secondary equipment of intelligent converting station；
The transforming plant primary analogue system include by Ethernet interconnection transformer station's Three-dimensional Simulation System, Jiao Yuanji,
Student's machine；
The secondary equipment of intelligent converting station includes being netted by MMS protection supervisory equipment, the background monitoring system of connection；
Power network common failure is set on teacher's machine or student's machine,
Transformer station's Three-dimensional Simulation System calculates power network due electric current when being out of order, voltage, frequency letter according to failure situation
Number,
The protection supervisory equipment to carrying out protection act at electric network fault and forming signal,
The background monitoring system carries out backstage detection,
The signal translation interface enters row format conversion to the information that Three-dimensional Simulation System is produced and sends to protection supervisory equipment, and
Enter row format conversion to the information that protection supervisory equipment is produced to send to transformer station's Three-dimensional Simulation System.
2. system according to claim 1, it is characterised in that the signal translation interface includes the primary side being sequentially connected
Receiver module, signal resolution recombination module and secondary side sending module, and secondary side receiver module, the signal solution being sequentially connected
Analysis recombination module and primary side sending module；Wherein
Primary side receiver module and transformer station's Three-dimensional Simulation System communication,
Secondary side sending module is communicated with protection device, measure and control device,
Secondary side receiver module and protection, measure and control device communication,
Primary side sending module and transformer station's Three-dimensional Simulation System communication,
Signal resolution recombination module will send after the information format transformation of reception.
3. system according to claim 2, it is characterised in that signal resolution recombination module produces Three-dimensional Simulation System
Information package is SV messages and is sent to protection supervisory equipment through optical fiber by secondary side sending module；Signal resolution recombination module
The GOOSE message of protection supervisory equipment generation and therefrom extraction tripping operation are exported into action message, and is passed through as electronic signals
Primary side sending module is sent to transformer station's Three-dimensional Simulation System.
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Cited By (4)
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| CN108347095A (en) * | 2018-01-16 | 2018-07-31 | 国网浙江宁波市鄞州区供电有限公司 | Substation's background monitoring system emulation test method and system |
| CN110767023A (en) * | 2019-11-19 | 2020-02-07 | 宁海县雁苍山电力建设有限公司 | Take electrified change strain insulator pole insulator string training system that VR shows |
| CN112838572A (en) * | 2021-01-05 | 2021-05-25 | 贵州长征输配电电气有限公司 | 220kVA transformer substation relay protection system and installation and debugging method |
| CN114170878A (en) * | 2021-11-12 | 2022-03-11 | 安徽继远软件有限公司 | Equipment maintenance test system and method for novel intelligent substation |
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