CN104505941B - The monitoring system and the simulative running system of intelligent substation network - Google Patents
The monitoring system and the simulative running system of intelligent substation network Download PDFInfo
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- CN104505941B CN104505941B CN201410794928.1A CN201410794928A CN104505941B CN 104505941 B CN104505941 B CN 104505941B CN 201410794928 A CN201410794928 A CN 201410794928A CN 104505941 B CN104505941 B CN 104505941B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of monitoring systems of intelligent substation network, by the process layer devices connected by MMS looped network bus structures, bay device and station level equipment composition, wherein the process layer devices include intelligent monitoring terminal in primary equipment and the switch disconnector being attached thereto, the bay device includes GOOSE interchanger in the secondary device for connect the intelligent monitoring terminal and the 500KV protective device being attached thereto, the station level equipment includes Substation control device, GOOSE host, combining unit and transformer station's signal conversion equipment, the Substation control device controls 500KV protective device by combining unit, the message instruction from GOOSE interchanger is received by GOOSE host, and the combining unit is controlled by transformer station's signal conversion equipment.The invention also discloses a kind of the simulative running systems of intelligent substation network.
Description
Technical field
The present embodiments relate to smart grid transformer substation system more particularly to a kind of 500KV smart substation equipment nets
The monitoring and simulation system of network operating condition.
Background technique
Substation is the important component of electric system, the safe operation of substation to the stabilization for maintaining electric system,
Guarantee that the reliable power supply of power grid has a very important significance.Therefore, it on the one hand needs constantly using advanced device fabrication skill
Art and control technology improve the degree of automation of substation.On the other hand, electric system is as a made system,
Artificial participative decision making is needed, so also to reinforce the training to operations staff, improves their operation operational capacity and accident
Processing capacity.But since electric system belongs to knowledge-intensive, technology-intensive, intensive capital business, working specification is wanted
It asks stringent, practical operation examination can neither be carried out on running system or equipment in the on-the-job training of substation operation personnel
Test, do not allow to be artificially arranged yet accident allow student's observation handle, this allow for student be difficult to substation normal operating and
It is sufficiently taken exercise in accident treatment.Therefore, one is established to control with the same or similar automation of practical substation operation situation
Environment processed is very necessary.
Summary of the invention
Present invention aim to address drawbacks described above, design a kind of network of intelligent substation based on IEC61850 specification
Equipment automatic monitoring system, it is process layer devices, bay device and the station level by being connected by MMS looped network bus structures
Equipment composition, wherein the process layer devices include intelligent monitoring terminal in primary equipment and the switch being attached thereto open circuit
Device, the bay device include GOOSE interchanger in the secondary device for connect the intelligent monitoring terminal and are attached thereto
500KV protective device, the station level equipment include Substation control device, GOOSE host, combining unit and substation letter
Number conversion equipment, the Substation control device control 500KV protective device by combining unit, are received by GOOSE host
Message instruction from GOOSE interchanger, and the combining unit is controlled by transformer station's signal conversion equipment.
In one embodiment, photoelectric communication and UFIU UMSC Fiber Interface Unit are configured in the transformer station's signal conversion equipment,
In the voltage, electric current and the switching value that send from MMS looped network bus high speed optical fiber communication line received by photoelectric communication unit
Signal is sent to 500KV protective device by the UFIU UMSC Fiber Interface Unit after handling these signals by Substation control device
To control it.
In one embodiment, each UFIU UMSC Fiber Interface Unit is for connecting and driving 4 500KV protective devices.
In one embodiment, the GOOSE host is hardware microcomputer/state machine intelligent cell simulator, wherein
The trip protection signal of the switch disconnector generated in secondary device is the form using GOOSE message, single by the intelligence
Microcomputer/state machine in first simulator parses the GOOSE message order received, by switch jump/position varying signal therein
It is back to substation's simulator by MMS looped network, to change the topology network architecture of primary equipment in real time according to this signal.
In one embodiment, attachment device of the chromacoder as the combining unit simulator, or
Switching value simulator of the person as GOOSE host, wherein being used when attachment device as the combining unit simulator
IEC61850-9 agreement sends SMV format message to protective device, when switching value simulator as GOOSE host, auxiliary
GOOSE host receives GOOSE message, using as expansion interface.
In another embodiment, a kind of the simulative running system of intelligent substation network is designed, it is by passing through MMS
Process layer devices, bay device and the station level equipment composition of looped network bus structures connection, wherein the process layer devices packet
The switch disconnector for including the intelligent monitoring terminal in primary equipment and being attached thereto, the bay device include connecting the intelligence
The GOOSE interchanger in the secondary device of terminal and the 500KV/35KV protective device being attached thereto, 220KV protection dress can be monitored
It sets, the station level equipment includes simulation system and combining unit, and transformer station's signal conversion is provided in the simulation system
Device, combining unit simulator, GOOSE host and substation's simulator, the simulator are simulated by combining unit
Device controls 500KV/35KV protective device, the combining unit is connected by transformer station's signal conversion equipment, to control 220KV
Protective device, and the message instruction from GOOSE interchanger is received by GOOSE host.
In one embodiment, photoelectric communication and UFIU UMSC Fiber Interface Unit are configured in the transformer station's signal conversion equipment,
In the voltage, electric current and the switching value that send from MMS looped network bus high speed optical fiber communication line received by photoelectric communication unit
Signal is sent to 500KV protective device by the UFIU UMSC Fiber Interface Unit after handling these signals by Substation control device
To control it.
In one embodiment, the GOOSE host be based on microcomputer/state machine intelligent cell simulator, wherein
The trip protection signal of the switch disconnector generated in secondary device is the form using GOOSE message, single by the intelligence
Microcomputer/state machine in first simulator parses the GOOSE message order received, by switch jump/position varying signal therein
It is back to substation's simulator by MMS looped network, to change the topology network architecture of primary equipment in real time according to this signal.
In one embodiment, attachment device of the chromacoder as the combining unit simulator, or
Switching value simulator of the person as GOOSE host, wherein being used when attachment device as the combining unit simulator
IEC61850-9 agreement sends SMV format message to protective device, when switching value simulator as GOOSE host, auxiliary
GOOSE host receives GOOSE message, using as expansion interface.
Technical advantage of the invention is prominent: by taking primary equipment signal to sort out the method for processing, different connections
Mode, the model of distinct device, configuration etc. are facilitated calling and holistic conformation, are improved and execute effect with modular set-up mode
Rate, conducive to the optimization and further exploitation of system.It is practical by the parameter setting module to each specific actual substation
Simulate specific actual substation, improve the maintenance effects of electric power personnel, the simulation shows before realizing construction reduce and become
Power station working vessels risk guarantees that engineering is smoothly implemented；Modular setting simultaneously can directly control each practical substation
Switching value equipment, realize modularization, programmable or computer automation generate, enable electrical substation monitoring and maintenance
Simply, it is rapidly completed.
Detailed description of the invention
Fig. 1 is the schematic diagram of the function of the network equipment automatic monitored control system of 500KV intelligent substation of the present invention.
Specific embodiment
Referring to Fig.1, the network equipment automatic monitored control system of the 500KV intelligent substation based on IEC61850 specification, it is
It is made of the process layer devices, bay device and station level equipment that are connected by MMS looped network bus structures, wherein the process
Layer equipment includes intelligent monitoring terminal 1 in primary equipment and the switch disconnector 2 being attached thereto, and the bay device includes
The 500KV protective device 4 for connecting the GOOSE interchanger 3 in the secondary device of the intelligent monitoring terminal 1 and being attached thereto, institute
Stating station level equipment includes Substation control device 5, GOOSE host 6, combining unit 7 and transformer station's signal conversion equipment 8, institute
It states Substation control device 5 and 500KV protective device 4 is controlled by combining unit 7, received by GOOSE host 6 and come from GOOSE
The message of interchanger 3 instructs, and controls the combining unit 7 by transformer station's signal conversion equipment 8.
In one embodiment, photoelectric communication and UFIU UMSC Fiber Interface Unit are configured in the transformer station's signal conversion equipment 8,
In the voltage, electric current and the switching value that send from MMS looped network bus high speed optical fiber communication line received by photoelectric communication unit
Signal is sent to 500KV protective device by the UFIU UMSC Fiber Interface Unit after handling these signals by Substation control device
To control it.
In one embodiment, each UFIU UMSC Fiber Interface Unit is for connecting and driving 4 500KV protective devices.
Primary equipment quantity of state
In one embodiment, switch/short-circuiting means using two-position relay come analog switch displacement, realize remote control and
Manual operation, while the remote signalling position of switch is provided for measure and control device.Device concrete scheme and realization function are as follows: 500kV is opened
It closes imperfect string and uses true primary equipment, provide two minor nodes according to field device, other equipment are replaced using analog machine；
Variation indicates switch and plug-in strip position, and the switch of split-phase operation is by mutually in addition expression；Switch can be remotely controlled operation；Equipped with pressure
The contacts such as breaker tripping and closing, concurrent remote signalling are forbidden in reduction；If a change-over switch, setting breaker is normal and two kinds of breaker failure
State；Each switch has sufficient amount of normally opened and normally closed contact, uses for measure and control device.
In one embodiment, most of interval, which is used, provides Current Voltage by simulation system, and the Current Voltage is straight
Connect and be supplied to protection, measure and control device, reserve interval using other modes: (1) the imperfect string of 500kV is using optical current mutual inductor
Measurement, 500kV bus are measured using optical voltage transformer, and main transformer medium voltage side and 220kV outlet use electronic current voltage
Transformer measurement, low-pressure side uses faraday's small-signal current mutual inductor, by using the merging list of IEC61850-9-2 specification
Analog quantity is uploaded to interchanger by member, is uploaded to protection, measure and control device by network；(2) 220kV route using traditional CT,
Analog quantity is uploaded to protection, measure and control device by using the combining unit of IEC61850-9-2 specification by PT.
Secondary device quantity of state
For example, 500kV intelligent substation mainly arranges the secondary devices such as 500kV protection and measure and control device；Wherein first
The intelligent terminal, 35kV partial switch cabinet and intelligent primary equipment of mono- imperfect string of 500kV are arranged in wall；Between second
The protection of 500kV intelligent substation opposite side is arranged in interlayer, arranges that protection, intelligent terminal and this side of all route opposite sides are surplus
Remaining intelligent terminal and simulation primary equipment.
The opposite side 500kV: 1) configuring the output of 1 optical fiber port in 500kV opposite side breaker i, fiber information containing 3 electric currents,
3 voltages are protected by 1 point 3 for duplicated lines protection, breaker.Need 1 optical fiber port (this optical port needs 1 point 3).The opposite side 500kV
Middle breaker ii configures 2 optical fiber port outputs, and fiber information contains 3 electric currents, 3 voltages, protected by 1 point 3 for duplicated lines,
Breaker protection is used.Need 2 optical fiber ports (this 2 optical port needs 1 point 3).It is defeated that 1 optical fiber port is configured in 500kV opposite side breaker iii
Out, fiber information contains 3 electric currents, 3 voltages, is protected by 1 point 3 for duplicated lines protection, breaker.Need 1 optical fiber port
(this optical port needs 1 point 3).
This side 500kV: 1) 1 optical fiber port output of configuration, fiber information contain 3 electricity in the string of 500kV first side breaker i
Stream, 3 voltages, by 1 point 9 for duplicated lines protection, breaker protection, observing and controlling, double set of fault recordings, Network Analyzer, double
Bus differential protection is covered to use.Need 1 optical fiber port (this optical port needs 1 point 9).Breaker ii configures 2 optical fiber port outputs in the string of 500kV first,
Fiber information contains 3 electric currents, 3 voltages, is recorded by 1 point 7 for duplicated lines protection, breaker protection, observing and controlling, double set of fault
Wave, Network Analyzer are used.Need 1 optical fiber port (this 2 optical port needs 1 point 7).1 optical fiber is configured in the string of 500kV first side breaker iii
Mouth output, fiber information contains 3 electric currents, 3 voltages, by 1 point 9 for duplicated lines protection, breaker protection, observing and controlling, double sets
Failure wave-recording, Network Analyzer, double set bus differential protections are used.Need 1 optical fiber port (this optical port needs 1 point 9).The side open circuit of the string of 500kV second
1 optical fiber port output, fiber information contain 3 electric currents, 3 voltages in device i, are protected by 1 point 9 for double set main transformer protections, breaker
Shield, observing and controlling, double set of fault recordings, Network Analyzer, double set bus differential protections are used.Need 1 optical fiber port (this optical port needs 1 point 9).500kV
1 optical fiber port output of configuration, fiber information contain 3 electric currents, 3 voltages in second string side breaker ii, by 1 point 9 for double sets
Main transformer protection, breaker protection, observing and controlling, double set of fault recordings, Network Analyzer, double set bus differential protections are used.Need 1 optical fiber port (this
1 point of optical port need are 9).1 optical fiber port output of configuration, fiber information contain 3 electric currents, 3 voltages in the string of 500kV second side breaker iii
Amount is protected by 1 point 9 for duplicated lines protection, breaker protection, observing and controlling, double set of fault recordings, Network Analyzer, the female difference of double sets
Shield is used.Need 1 optical fiber port (this optical port needs 1 point 9).1 optical fiber port output of configuration, optical fiber letter in the string of 500kV second side breaker iv
Breath contains 3 electric currents, 3 voltages, by 1 point 9 for duplicated lines protection, breaker protection, observing and controlling, double set of fault recordings, network
Analyzer, double set bus differential protections are used.Need 1 optical fiber port (this optical port needs 1 point 9).Combining unit is matched in 500kV#1 main transformer public winding
3 optical fiber port inputs are set, each optical fiber port information contains a phase current amount.Need 3 optical fiber ports.9) in 500kV#2 main transformer public winding
Combining unit configures 3 optical fiber port inputs, and each optical fiber port information contains a phase current amount.Need 3 optical fiber ports.10) 500kV#1 main transformer
Each combining unit configures 3 optical fiber port inputs in i medium voltage side breaker, and each optical fiber port information contains a phase current amount.Need 6 light
Fine mouth.Each combining unit configures 3 optical fiber port inputs, each optical fiber port in 500kV#2 main transformer ii medium voltage side breaker 2602
Information contains a phase current amount.Need 6 optical fiber ports.1 optical fiber port output, optical fiber letter are configured in 500kV#1 main transformer low-pressure side breaker i
Breath contains 3 magnitudes of current, by 1 point 6 for double set main transformer protections, observing and controlling, double set of fault recordings, Network Analyzer.Need 1 optical fiber port
(this optical port needs 1 point 6).1 optical fiber port output is configured in 500kV#2 main transformer low-pressure side breaker ii, fiber information contains 3 electric currents
Amount, by 1 point 6 for double set main transformer protections, observing and controlling, double set of fault recordings, Network Analyzer.Needing 1 optical fiber port, (this optical port needs 1
Divide 6).Each combining unit configures 3 optical fiber port inputs in one breaker i of 220kV outlet, and each optical fiber port information contains a phase
The magnitude of current.Need 6 optical fiber ports；Each combining unit configures 3 optical fiber port inputs, each optical fiber in two breaker ii of 220kV outlet
Message breath contains a phase current amount.Need 6 optical fiber ports；Combining unit configures 3 optical fiber port inputs in 220kV busbar breaker i, often
A optical fiber port information contains a phase current amount.Need 3 optical fiber ports；220kV mother's I voltage combining unit configures 3 optical fiber port inputs, often
A optical fiber port information contains a phase current amount.Need 3 optical fiber ports；220kV mother's II voltage combining unit configures 3 optical fiber port inputs, often
A optical fiber port information contains a phase current amount.Need 3 optical fiber ports；It is defeated that 500kV mother's I voltage analog combining unit configures 1 optical fiber port
Out, each optical fiber port information contains A, B, C voltage amount.Need 1 optical fiber port (this optical port needs 1 point 3)；The fitting of 500kV mother's II voltage-mode
And unit configures 1 optical fiber port output, each optical fiber port information contains A, B, C voltage amount.Need 1 optical fiber port (this optical port needs 1 point 3)；
1 optical fiber port output is configured in 35kV capacitor breaker 3512, optical fiber port information contains A, B, C voltage, the magnitude of current.Need 1 optical fiber
Mouthful；1 optical fiber port output is configured in transformer breaker 3562 used in 35kV, optical fiber port information contains A, B, C voltage, the magnitude of current.Need 1
Optical fiber port.The opposite side 220kV: 1) each combining unit configures 3 optical fiber port inputs, Mei Geguang in one breaker i of 220kV outlet
Fine message breath contains a phase current amount.Need 6 optical fiber ports；Each combining unit configures 3 optical fiber ports in two breaker ii of 220kV outlet
Input, each optical fiber port information contain a phase current amount.Need 6 optical fiber ports；220kV mother's I voltage combining unit configures 3 optical fiber ports
Input, each optical fiber port information contain a phase current amount.Need 3 optical fiber ports.220kV mother's II voltage combining unit configures 3 optical fiber ports
Input, each optical fiber port information contain a phase current amount.Need 3 optical fiber ports.
In another embodiment, a kind of the simulative running system of intelligent substation network is designed, it is by passing through MMS
Process layer devices, bay device and the station level equipment composition of looped network bus structures connection, wherein the process layer devices packet
The switch disconnector for including the intelligent monitoring terminal in primary equipment and being attached thereto, the bay device include connecting the intelligence
The GOOSE interchanger in the secondary device of terminal and the 500KV/35KV protective device being attached thereto, 220KV protection dress can be monitored
It sets, the station level equipment includes simulation system and combining unit, and transformer station's signal conversion is provided in the simulation system
Device, combining unit simulator, GOOSE host and substation's simulator, the simulator are simulated by combining unit
Device controls 500KV/35KV protective device, the combining unit is connected by transformer station's signal conversion equipment, to control 220KV
Protective device, and the message instruction from GOOSE interchanger is received by GOOSE host.In one embodiment, in the change
Photoelectric communication and UFIU UMSC Fiber Interface Unit are configured in the chromacoder of power station, come from MMS ring wherein receiving by photoelectric communication unit
Voltage, electric current and the on-off model that network bus high speed optical fiber communication line is sent fill these signals by Substation control
It sets and is sent to 500KV protective device by the UFIU UMSC Fiber Interface Unit after handling to control it.
In one embodiment, the GOOSE host is hardware microcomputer/state machine intelligent cell simulator, wherein
The trip protection signal of the switch disconnector generated in secondary device is the form using GOOSE message, single by the intelligence
Microcomputer/state machine in first simulator parses the GOOSE message order received, by switch jump/position varying signal therein
It is back to substation's simulator by MMS looped network, to change the topology network architecture of primary equipment in real time according to this signal.
In one embodiment, attachment device of the chromacoder as the combining unit simulator, or
Switching value simulator of the person as GOOSE host, wherein being used when attachment device as the combining unit simulator
IEC61850-9 agreement sends SMV format message to protective device, when switching value simulator as GOOSE host, auxiliary
GOOSE host receives GOOSE message, using as expansion interface.
In one embodiment, digitized simulation device is configured as the real-time calculating of transforming plant primary components of system as directed.?
It include grid power system component models in digital simulator system, such as generator, motor, transformer, load, breaker, defeated
Electric wire, reactor etc. carry out the operating condition of transforming plant primary system according to bus arrangement structure, component parameters accurate
It calculates, in real time output voltage identical with substation, current waveform.User can be by graphical interfaces to electric network composition and element
Parameter is modified, and can neatly change system primary connection mode, to carry out complete mould to substation operation situation
It is quasi-.Digital physical mixed simulation system can carry out the digital simulation of conventional substation and Intelligent transformer station.
The real-time transient state simulation that digital simulator system can carry out transforming plant primary system calculates, and is communicated by high speed fibre
Calculated result is output to external high-speed communication and signal translating system host using fiber-optic signal by system, and (such as signal is converted
Device 8).
For Intelligent transformer station, chromacoder 8 compresses fiber-optic signal according to the standard of IEC61850, so
After be sent directly into actual intelligent transformer substation secondary equipment.Meanwhile signal cross box acquires intelligent transformer substation secondary equipment
The GOOSE signals such as the switch operation of output, trip protection, reclosing are converted to fiber-optic signal and feed back to high speed fibre communication system
System.Digital simulator system changes the topological structure and operating parameter of primary system in real time based on the feedback signal.
Simulation system uses advanced simulation support technology, simulation modelling technology, establishes the full object of transforming plant primary system
Reason, the mathematical models of overall process, can the various operating conditions of imitating substation and various phenomena of the failure.System has conventional change
Power station and digital transformer substation hybrid analog-digital simulation function can access simulator and intelligent device simultaneously, realize conventional power transformation
It stands and the hybrid analog-digital simulation of intelligent transformer substation secondary equipment is tested, meet the actual needs of current operation of power networks and maintenance comprehensively.
The authenticity, real-time, consistency and highly reliable of digital electric network simulation are realized using electro-magnetic transient simulation algorithm
Property, when normal operating and primary equipment are broken down, simulated time should be completely the same with physical time, and what is provided is electrical
Measuring waveform should be consistent with the waveform that field failure oscillograph acquires.
In one embodiment, the failure of simulating grid primary equipment occurs all kinds of failures and secondary circuit, Neng Gouman
The training requirement of the trouble shoot in sufficient secondary device and circuit, processing.
In one embodiment, simulation system has electric power system model detailed, true to nature, establishes and actual electric network and change
The completely the same full dynamic digital model of the primary equipment in power station complete, stringent, accurately can carry out live various actions
Gamut simulation, should establish accurate external network equivalent model, can actual response actual electric network situation.With true direct current system,
Equipment, comprehensive automation system of transformer substation is protected to realize the connection consistent with joint connection in site mode.Communication modes and agreement with
It is live consistent.When being connected with real equipment, the dynamic response time of simulation system can be completely the same with real system, guarantees true
The validity of real equipment response.
System run all right, reliable, simulation model software program is stable, convergence is good, and system has good Shandong
Stick, the various operations of user and any variation of the method for operation not will cause stalled midway, interruption or crash.Simulation branch
Supportting platform has good stability and maintainability.Modeling environment with graphical, modularization, interactive mode.Develop work
Cheng Shi can conveniently realize the graphical modeling and various secondary devices of power grid primary connection circuit system according to produced on-site process
Model buildings.The function of progress can be facilitated to expand and modify, easily carry out system recovery, update or refitting.
Claims (1)
1. the monitoring system of intelligent substation network, it is characterised in that be the process layer by being connected by MMS looped network bus structures
Equipment, bay device and station level equipment composition, wherein the process layer devices include the intellectual monitoring end in primary equipment
The switch disconnector held and be attached thereto, the bay device include in the secondary device for connect the intelligent monitoring terminal
GOOSE interchanger and the 500KV protective device being attached thereto, the station level equipment includes Substation control device, GOOSE
Host, combining unit and transformer station's signal conversion equipment, the Substation control device control 500KV by combining unit and protect
Protection unit receives the message from GOOSE interchanger by GOOSE host and instructs, and passes through the control of transformer station's signal conversion equipment
The combining unit is made, photoelectric communication and UFIU UMSC Fiber Interface Unit are configured in the transformer station's signal conversion equipment, wherein passing through light
Communication unit receives voltage, electric current and the on-off model sent from MMS looped network bus high speed optical fiber communication line, will
These signals are by being sent to 500KV protective device to it by the UFIU UMSC Fiber Interface Unit after the processing of Substation control device
It is controlled, for connecting and driving 4 500KV protective devices, the GOOSE host is each UFIU UMSC Fiber Interface Unit
Hardware microcomputer/state machine intelligent cell simulator, wherein the trip protection of the switch disconnector generated in secondary device
Signal is the form using GOOSE message, is received by the microcomputer in the intelligent cell simulator/state machine parsing
GOOSE message commands, switch jump/position varying signal therein is back to substation's simulator by MMS looped network, with
Change the topology network architecture of primary equipment in real time according to this signal, the transformer station's signal conversion equipment is as the merging
The attachment device of unit simulation device sends SMV format message, the signal to protective device using IEC61850-9 agreement
Switching value simulator of the conversion equipment as GOOSE host, auxiliary GOOSE host receive GOOSE message, using as its
Expansion interface.
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| CN107834707B (en) * | 2017-12-14 | 2024-01-26 | 中国恩菲工程技术有限公司 | IEC 61850-based low-voltage intelligent power distribution system |
| EP3588529A1 (en) * | 2018-06-21 | 2020-01-01 | ABB Schweiz AG | Digital circuit breaker controller |
| CN109361587B (en) * | 2018-11-19 | 2020-12-04 | 广东电网有限责任公司 | Intelligent station control layer networking system and method based on HSR (high speed railway) ring network and PRP (redundancy protocol) redundant network |
| CN112615352B (en) * | 2020-12-14 | 2023-02-17 | 国网山东省电力公司烟台供电公司 | Quick far backup protection device of transformer substation |
| CN113884787A (en) * | 2021-09-08 | 2022-01-04 | 武汉中元华电电力设备有限公司 | Intelligent oscillograph tripping and closing verification function test method and system |
| CN114708762A (en) * | 2021-11-29 | 2022-07-05 | 国网浙江省电力有限公司培训中心 | Secondary fusion training system of power system |
| CN116418121B (en) * | 2023-06-09 | 2023-10-20 | 广东电网有限责任公司广州供电局 | Substation secondary security system, method, device and computer equipment |
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| CN103076520A (en) * | 2012-12-28 | 2013-05-01 | 中国电力科学研究院 | Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation |
| CN203069709U (en) * | 2013-02-20 | 2013-07-17 | 湖南省电力公司科学研究院 | Intelligent transformer station relay protection device detector based on DDRTS |
| CN204258444U (en) * | 2014-12-18 | 2015-04-08 | 国网浙江省电力公司培训中心 | The supervisory control system of intelligent substation network and the simulative running system |
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