CN105914881B - A kind of intelligent substation advanced application system - Google Patents
A kind of intelligent substation advanced application system Download PDFInfo
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- CN105914881B CN105914881B CN201610314982.0A CN201610314982A CN105914881B CN 105914881 B CN105914881 B CN 105914881B CN 201610314982 A CN201610314982 A CN 201610314982A CN 105914881 B CN105914881 B CN 105914881B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 145
- 238000004458 analytical method Methods 0.000 claims abstract description 31
- 238000012546 transfer Methods 0.000 claims abstract description 21
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- 230000006870 function Effects 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 31
- 238000001514 detection method Methods 0.000 claims description 28
- 238000004891 communication Methods 0.000 claims description 22
- 230000008569 process Effects 0.000 claims description 22
- 238000012360 testing method Methods 0.000 claims description 15
- 241000272814 Anser sp. Species 0.000 claims description 12
- 230000036541 health Effects 0.000 claims description 11
- 230000010354 integration Effects 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- 238000005457 optimization Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000005070 sampling Methods 0.000 claims description 9
- 230000005856 abnormality Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 6
- 238000004092 self-diagnosis Methods 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 4
- 230000000919 anti-host Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000011217 control strategy Methods 0.000 claims description 3
- 238000003745 diagnosis Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
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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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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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
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
-
- 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
-
- 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
-
- 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
- Y04S10/18—Systems supporting electrical power generation, transmission or distribution using switches, relays or circuit breakers, e.g. intelligent electronic devices [IED]
-
- 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
- Y04S10/22—Flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention belongs to technical field of power systems, and in particular to a kind of intelligent substation advanced application system.The present invention is on the basis of realizing traditional integrated automation converting station locality monitoring function, utilize unified platform, build intelligent substation advanced application system, comprehensive analysis and application are carried out to the panoramic view data of substation, comprising: intelligent alarm and analysis and decision system, reactive voltage control system, alarm direct transfer system, secondary device is monitored on-line and assessment system, integrated five-preventing system.Advanced application function of the invention is one of the important feature that Intelligent transformer station is different from previous digital transformer substation, is of great significance for the smart grid for building strong.The degree of automation that operational management can be improved, reduces the maintenance workload of system, mitigates substation and regulates and controls the labor intensity of operations staff, for substation O&M provide it is great convenient.It realizes the real-time monitoring and control of substation, saves great deal of investment, realize the economical operation of substation.
Description
Technical field
The invention belongs to technical field of power systems, and in particular to a kind of intelligent substation advanced application system.
Background technique
Smart grid is world today's electric power or even the new advancement that energy industry development is changed, and represents future development
Direction and social progress, Intelligent transformer station are the important foundation and support of smart grid.It is traditional in intelligent substation
Cable connection is no longer applied instead fiber optic cables by engineering, and high collection has largely been used in each class of electronic devices
Cheng Du and electronic component low in energy consumption, in addition, traditional filling type mutual inductor does not also escape the destiny being eliminated, electronic type is mutual
Sensor is replaced.Intelligent transformer station is using the smart machine of advanced, reliable, integrated, low-carbon, environmental protection, with whole station
Information digitalization, communications platform networking, information sharing are standardized as basic demand, are automatically performed information collection, measurement, control
System, protection, metering and monitoring etc. basic functions, and power grid can be supported to automatically control in real time as needed, intelligence adjust, online divide
Analyse the substation of the Premium Features such as decision, collaboration interaction.
The advanced application function of intelligent substation be Intelligent transformer station be different from digital transformer substation important feature it
One.Intelligent transformer station only has advanced application function, can just become the strong node in smart grid.In advanced application
In system, advanced application server and HMI(man-machine interface) it is realized using unified software platform, station is established based on this platform
The integrated information platform of interior panoramic view data.Various advanced application functions establish the basic number provided in integrated information platform
On.With the raising of control centre's intelligence and automatization level, the requirement and degree of dependence to basic data are also more next
Higher, basic data inaccuracy can be brought and seriously affect.State estimation is that data identification and processing are realized in substation in standing,
Guarantee the correctness of basic measurement data, interior advanced application provides support to stand.
The working characteristics of intelligent substation and the responsibility of burden, make it that must have good interactivity.Its responsible electricity
The data statistics work of net operation, it is desirable to which he must have careful informational function safe and reliable to power grid feedback, accurate.Intelligence
Energy substation can also not only incite somebody to action after the acquisition and analytic function for realizing information by these information in intra-sharing
It carries out good interaction between interior more complicated, the advanced system of net.The interactivity of smart grid ensure power grid safety,
Stable operation.
Summary of the invention
For above-mentioned problems of the prior art, the present invention provides a kind of intelligent substation advanced application system,
Its purpose is to realize to utilize unified platform, comprehensive analysis and application are carried out to the panoramic view data of substation, realizes and supports
The invention for the Premium Features such as the safety-optimized operation of power grid automatically controls in real time, intelligence adjustings, on-line analysis decision, collaboration interact
Purpose.
In order to achieve the above-mentioned object of the invention, the present invention is achieved through the following technical solutions:
A kind of intelligent substation advanced application system is to realize traditional integrated automation converting station locality monitoring function
On the basis of, using unified platform, intelligent substation advanced application system is built, comprehensive point is carried out to the panoramic view data of substation
Analysis and application, particular content includes: intelligent alarm and analysis and decision system, reactive voltage control system, alarm direct transfer system, two
Secondary device is monitored on-line and assessment system, integrated five-preventing system.
The intelligent alarm and analysis and decision system realize that classification alarm, information filtering, on line real time and reasoning become
Power station running status function；The intelligent alarm and analysis and decision system include classification alarm, information filtering, on line real time
With reasoning substation operation state, reports substation's exception automatically and propose processing guidance；It is flexibly fixed to alert grade, alarm window
Justice assigns different alarm grades to different classes of warning information, such as prompt, alarm, accident.
The intelligent alarm and analysis and decision system initially set up alarm, assign to different classes of warning information different
Alarm grade, such as prompt, alarm, accident；Different alarm windows is shown in for different grades of alarm or accident information
Mouthful, different grades of information can flexible separate configurations a variety of attributes, realize warning information filtering for fault level；
Relating attribute is assigned to the alarm object of same unit (interval) equipment, same unit (interval) equipment in a period of time
The warning information of interior generation is woven in a window as comprehensive warning group and shows, intuitively analyzes reason convenient for operator on duty；When
When certain prompt information occurs repeatedly whithin a period of time, then alarm window is appeared in as warning information；
The accident analysis in knowledge based library is established expert in systems and is known for discrete component failure or interval resultant fault
Know library, by model library connection relationship, helps operations staff to grasp and stand caused by the operating condition and failure of interior first and second equipment
It influences each other, is latched by locking in warning information trigger interval and compartment, finally provide fault solution or processing meaning
See.
The reactive voltage control system realizes that the idle of regional power grid, voltage integrated are adjusted；The reactive power/voltage control
System is the tap joint position or other voltage regulators using on-load regulator transformer in regulation station, controls reactive power compensation
The working condition of equipment carries out transformer substation voltage, reactive comprehensive is adjusted, control system is coordinated with regional powerless control system
Cooperation realizes that the idle of regional power grid, voltage integrated are adjusted using tapping voltage, the method for idle control；So that when load becomes
When change, the busbar voltage and reactive power in the substation or power plant are kept within the limits prescribed.
The reactive power compensating apparatus includes capacitor, reactor, static reactive power compensation equipment.
The reactive voltage control system, on the spot, using intelligent substation VQC software, (reactive voltage automatically controls soft
Part) it is directed to different voltage or idle work optimization target, the paired running situation of more transformers is judged automatically according to network topology,
Adjustable strategies appropriate are selected, such as switching reactive apparatus, the tap of adjusting transformer, carry out voltage & reactive power-control；?
Main station system is cooperated to realize Substation Economic Operation and optimal control under the global AVC Optimal Decision-making of main station system；VQC software to
The information on the spot such as reactive capability, transformer locking can be used by dispatching System Reports, and the decision base of analysis optimization is carried out as scheduling AVC
Plinth；VQC software also receive scheduling AVC(idle control automatically) control strategy, come as executor to transformer and capacitor
It is manipulated.
It is described to alert the system that direct transfers, realize the long-range monitoring to substation；The alarm system of direct transferring is supervised with substation
The single incident or Comprehensive analysis results of control system generate the alarm provision of standard by standardization processing for information source, alert
Information sifting is using monitoring business demand as foundation, using related Alarm Classification as standard；It is real by increasing independent graph gateway machine newly
The function that direct transfers now is alerted, alarm graph gateway machine is based on the realization of integrated monitoring system platform and alerts the function that direct transfers, original power transformation
Monitoring is unaffected in station；Monitoring backstage and telemechanical gateway machine are connected in newly-increased alarm graph gateway machine and substation station
On the same station level network；
Alert the preposition specification process acquisition interval layer device data that graph gateway machine passes through the machine；Remote browse is provided
Means realize substation's panoramic information monitoring, regulation center can by receive optimization after real time data and equipment alarm information with
And using tools such as remote browses, realize the long-range monitoring to substation；O&M station passes through receiving device warning information and use
Remote browse tool realizes the novel maintenance to substation equipment.
Multicast message is not issued/received to the newly-increased alarm graph gateway machine real-time database process, and graph gateway machine is transported in real time
Capable integrated monitoring system and the integrated monitoring system of supervisory control of substation real time execution are mutually indepedent, are independent of each other；Alarm
The system that direct transfers uses independent teletransmission channel, independent mutually with the telecontrol channel that has put into operation, is independent of each other；According to requiring to set
Set two independent graph gateway machines, it is also independent mutually between two graph gateway machines, pass through the preposition specification process of the machine
Acquisition interval layer device data, and the transmission that alarm direct transfers with remote browse graphical information is realized by independent channel.
The secondary device on-line monitoring realizes secondary equipment health state comprehensive diagnostic and assessment with assessment system, in time
It was found that the hidden danger of secondary equipment of intelligent converting station and early warning；The secondary device on-line monitoring and assessment system: being in existing dress
It sets on the abnormality alarming and self-test Information base of offer, the on-line monitoring realization technology of device itself is further enhanced, into one
Step improves the self-test information and anomaly monitoring alarm of intelligent apparatus, can be with by self-test by operating system and self-diagnostic function
Obtain system layer equipment operating parameter, realize secondary device on-line monitoring and secondary equipment health state comprehensive diagnostic and
Assessment；
The abnormality alarming and self-test Information base that the secondary device on-line monitoring and assessment system are provided in existing apparatus
On, the on-line monitoring realization technology of device itself is further enhanced, the self-test information and exception of intelligent apparatus are further improved
Monitoring alarm, and certain monitoring and alarm are provided the expense of device task；It realizes and was directly acquired from process-level network
The method of journey layer secondary device state on_line monitoring data realizes process layer secondary device on-line condition monitoring and self diagnosis data
Acquisition；The on-line condition monitoring information content includes: working power voltage monitoring, and the monitoring of device operating temperature samples logical
The monitoring of the communication quality in road and the channel GOOSE, communication bandwidth load monitoring, hardware anomalies monitoring；
Wherein: working power voltage monitoring is monitored to the working power of device main hardware (CPU), different in power supply
Chang Keneng is influenced before device works normally and is just provided early warning；
The monitoring of device operating temperature is by the chip temperature that feeds back temperature measuring point inside device, cabinet operating temperature
It passes out, whether can have an impact with Evaluation Environment temperature to device long-time reliability service, particularly with process layer devices；
Sampling channel and the monitoring of the communication quality in the channel GOOSE: sampled value and GOOSE message to input are supervised in real time
Depending on situations such as judging whether there is message frame losing, error code, network storm appearance supplies to provide sampling channel health degree index
Operations staff's reference；
Communication bandwidth load monitoring: monitoring the bandwidth of the ports such as the MMS of device, sampling, GOOSE in real time, and
The different grades of status information such as normal, exception, alarm is provided according to loading level；
Hardware anomalies monitoring: being that should be able to specify plug-in unit or the portion of hardware damage when hardware damage or exception occur for device
Part further reduces the range of trouble spot judging and lookup by the self diagnosis of stiffening device, and prompt that can be intelligent is answered
The maintenance and replacement operation of the progress；Device runing time, Switching Power Supply number statistics: statistic device runing time and power supply are opened
The number of pass sets runing time early warning and switching point number early warning according to the projected life of power module；
The secondary device signal circuit based on network transmission is added in secondary equipment of intelligent converting station on-line monitoring system
Correctness and integrity detection, and on-line monitoring of the reinforcement to process-level network device link and the diagnosis based on link flow are commented
Sentence mechanism, reinforce the monitoring transmitted to secondary device network signal, it is ensured that secondary device and whole system it is normal, safe, can
By operation；Specific network communication detection includes: application layer detection, link layer detection, network layer detection；
Wherein: application layer is detected through the application layer message in communicating to network link, such as passes through the reading of IEC61850
Directory service, whether detection device correctly responds and response time value etc., thus aided assessment IED device and network link
The health degree of communication conditions；
Link layer detection: whether the cable connection of detection device communication is normal；
Network layer detection: by the flow to the network port, type of message etc. judges whether network link is in normal
Operating status.
The integration five-preventing system, cancels independent five anti-hosts, five-preventing system is embedded in monitoring system, utilizes tracking and command network
The anti-misoperation locking technology of network realizes the anti mis-closedown function of interval connection locking and dispatching terminal remote control operation；Described integrated five is anti-
System is that five-preventing system is embedded in monitoring system in the anti-functional module of unified platform increased five, utilizes the anti-of measurement and control network
Accidentally lock-out techniques realize the anti mis-closedown function of interval connection locking and dispatching terminal remote control operation；Integrated five-preventing system is to monitor
Graphics environment and real-time database be data basis, intelligently generated with operation order and management, the backstage remote control operation of equipment can be with
Logic blocking function is reliably realized by the Real time data share with five anti-modules；
The integration five-preventing system is made of background computer, computer key, mechanical coding lock, electric coding lock；Integration
Five anti-softwares are embedded into monitoring system of electric substation by five anti-subsystems, and five anti-machines are reduced on hardware, have saved cost, Er Qiecao
As long as make personnel can be completed on an operator workstation of monitoring system make out an invoice, five anti-, monitoring functions, for net door etc.
Manual handling equipment is using online five anti-special lockset lockings；
Integrated five anti-functions are specifically that the five prevention logic locking of remote control operation is made out an invoice with operation order, simulates preview and behaviour
Make ticket stubs row function to be integrated into monitoring system, and the subfunction as monitoring system of electric substation, remote control circuit uses hard contact
Locking；Five prevention logic is unified in monitoring system to be formulated, and is transmitted to measure and control device by monitoring system, five anti-subfunctions are directly from prison
Control system obtain switch, disconnecting link real time position, monitoring system remote control execute before can first carry out operation order manual bill,
Graphics aided imports typical ticket, and carries out operation order simulation preview and execute operation by operation order, realizes monitoring and five anti-behaviour
Make the integration of ticket function.
The invention has the advantages and beneficial effects that:
The advanced application function of Intelligent transformer station is that Intelligent transformer station is different from the important of previous digital transformer substation
One of feature is of great significance for the smart grid for building strong.The degree of automation of operational management can be improved, reduce system
The maintenance workload of system mitigates substation and regulates and controls the labor intensity of operations staff, provides greatly for the O&M of substation
It is convenient.
The advanced application function of intelligent substation realizes the real-time monitoring and control of substation, can save large number of equipment
Investment, realizes the economical operation of substation.
Detailed description of the invention
Fig. 1 is intelligent alarm and analysis decision embodiment schematic diagram；
Fig. 2 is auto voltage control flow chart；
Fig. 3 is substation secondary device on-line monitoring system structural schematic diagram；
Fig. 4 is to alert the system structure diagram that direct transfers；
Fig. 5 is integrated five-preventing system structure chart；
Fig. 6 is general structure schematic diagram of the invention.
Specific embodiment:
The present invention is a kind of intelligent substation advanced application system, as shown in fig. 6, realizing traditional comprehensive automation power transformation
It stands on the basis of local monitoring function, using unified platform, intelligent substation advanced application system is built, to the complete of substation
Scape data carry out comprehensive analysis and application, particular content of the present invention include: intelligent alarm and analysis and decision system, reactive voltage control
System processed, alarm direct transfer system, secondary device on-line monitoring and assessment system, integrated five-preventing system.
Wherein, the intelligent alarm and analysis and decision system, realize classification alarm, information filtering, on line real time and
The functions such as reasoning substation operation state.The intelligent alarm and analysis and decision system include classification alarm, information filtering, online
Analysis in real time and reasoning substation operation state report substation's exception automatically and propose processing guidance.Alert grade, alarm window
Mouth flexibly definition assigns different alarm grades, such as prompt, alarm, accident to different classes of warning information.
Specifically as shown in Figure 1, the intelligent alarm and analysis and decision system, initially set up alarm, to different classes of announcement
Alert information assigns different alarm grades, such as prompt, alarm, accident；Different grades of alarm or accident information are shown
In different alarm windows, different grades of information can flexible a variety of attributes of separate configurations, realize alarm letter for fault level
Breath filtering.
Relating attribute is assigned to the alarm object of same unit (interval) equipment, same unit (interval) equipment in a period of time
The warning information of interior generation is woven in a window as comprehensive warning group and shows, intuitively analyzes reason convenient for operator on duty.When
When certain prompt information occurs repeatedly whithin a period of time, then alarm window is appeared in as warning information.
The accident analysis in knowledge based library is established expert in systems and is known for discrete component failure or interval resultant fault
Know library, by model library connection relationship, helps operations staff to grasp and stand caused by the operating condition and failure of interior first and second equipment
It influences each other, is latched by locking in warning information trigger interval and compartment, finally provide fault solution or processing meaning
See.
Reactive voltage control system realizes that the idle of regional power grid, voltage integrated are adjusted.Specifically as shown in Fig. 2, the nothing
Function voltage control system is the tap joint position or other voltage regulators using on-load regulator transformer in regulation station, controls nothing
The working condition of power compensation apparatus carries out transformer substation voltage, reactive comprehensive is adjusted, the idle control of control system and area is
System carries out cooperation, using tapping voltage, the method for idle control, realizes that the idle of regional power grid, voltage integrated are adjusted.Make
When proper load variations, the busbar voltage and reactive power in the substation or power plant are kept within the limits prescribed.The nothing
Power compensation apparatus includes capacitor, reactor, static reactive power compensation equipment etc..
On the spot, different voltage or nothing are directed to using intelligent substation VQC software (reactive voltage auto-control software)
Function optimization aim judges the paired running situation of more transformers automatically according to network topology, selects adjustable strategies appropriate, such as
Switching reactive apparatus, the tap for adjusting transformer etc., carry out voltage & reactive power-control.It is excellent in the global AVC of main station system
Change cooperation main station system under decision and realizes Substation Economic Operation and optimal control.VQC software can to scheduling System Reports can
It the information on the spot such as is latched with reactive capability, transformer, the decision basis of analysis optimization is carried out as scheduling AVC.VQC software may be used also
With receive dispatch AVC(idle control automatically) control strategy, transformer and capacitor are manipulated as executor.
The system that direct transfers is alerted, realizes the long-range monitoring to substation.The alarm system of direct transferring is with supervisory control of substation system
The single incident or Comprehensive analysis results of system generate the alarm provision of standard, warning information by standardization processing for information source
Screening is using monitoring business demand as foundation, using related Alarm Classification as standard.
The means for providing remote browse realize the monitoring of substation's panoramic information, and regulation center can pass through the reality after reception optimization
When data and equipment alarm information and using the tools such as remote browse, realize the long-range monitoring to substation.O&M station can lead to
It crosses receiving device warning information and using tools such as remote browses, realizes the novel maintenance to substation equipment.
The system as shown in figure 4, alarm direct transfers alerts the function that direct transfers by increasing independent graph gateway machine realization newly,
Alarm graph gateway machine is based on the realization of integrated monitoring system platform and alerts the function that direct transfers.Monitoring is not by shadow in original substation station
It rings.Monitoring backstage and telemechanical gateway machine are connected to the same station level network in newly-increased alarm graph gateway machine and substation station
On.Alert the preposition specification process acquisition interval layer device data that graph gateway machine passes through the machine.
Multicast message is not issued/received to newly-increased alarm graph gateway machine real-time database process, graph gateway machine real time execution
Integrated monitoring system and the integrated monitoring system of supervisory control of substation real time execution are mutually indepedent, are independent of each other.Alarm direct transfers
System uses independent teletransmission channel, independent mutually with the telecontrol channel that has put into operation, is independent of each other.According to requiring to can be set two
The independent graph gateway machine of platform, it is also independent mutually between two graph gateway machines, acquired by the preposition specification process of the machine
Cell device data, and the transmission that alarm direct transfers with remote browse graphical information is realized by independent channel.
Secondary equipment health state comprehensive diagnostic and assessment may be implemented with assessment system in secondary device on-line monitoring, in time
It was found that the hidden danger of secondary equipment of intelligent converting station and early warning.The secondary device on-line monitoring and assessment system: being in existing dress
It sets on the abnormality alarming and self-test Information base of offer, the on-line monitoring realization technology of device itself is further enhanced, into one
Step improves the self-test information and anomaly monitoring alarm of intelligent apparatus, can be with by self-test by operating system and self-diagnostic function
Obtain system layer equipment operating parameter, realize secondary device on-line monitoring and secondary equipment health state comprehensive diagnostic and
Assessment.
Specifically as shown in figure 3, the abnormality alarming that secondary device on-line monitoring and assessment system are provided in existing apparatus
On self-test Information base, the on-line monitoring realization technology of device itself is further enhanced, intelligent apparatus is further improved
Self-test information and anomaly monitoring alarm, and certain monitoring and alarm are provided the expense of device task.It realizes directly from mistake
The method of journey layer network collection process layer secondary device state on_line monitoring data realizes process layer secondary device presence prison
Survey the acquisition with self diagnosis data.The specific on-line condition monitoring information content includes: working power voltage monitoring, device work
The communication quality in temperature monitoring, sampling channel and the channel GOOSE monitors, communication bandwidth load monitoring, hardware anomalies monitoring.
Wherein: working power voltage monitoring is monitored to the working power of device main hardware (CPU), different in power supply
Chang Keneng is influenced before device works normally and is just provided early warning.
The monitoring of device operating temperature is by the chip temperature that feeds back temperature measuring point inside device, cabinet operating temperature
It passes out, whether can have an impact with Evaluation Environment temperature to device long-time reliability service, particularly with process layer devices.
Sampling channel and the monitoring of the communication quality in the channel GOOSE: sampled value and GOOSE message to input are supervised in real time
Depending on situations such as judging whether there is message frame losing, error code, network storm appearance supplies to provide sampling channel health degree index
Operations staff's reference.
Communication bandwidth load monitoring: monitoring the bandwidth of the ports such as the MMS of device, sampling, GOOSE in real time, and
The different grades of status information such as normal, exception, alarm is provided according to loading level.
Hardware anomalies monitoring: being that should be able to specify plug-in unit or the portion of hardware damage when hardware damage or exception occur for device
Part further reduces the range of trouble spot judging and lookup by the self diagnosis of stiffening device, and prompt that can be intelligent is answered
The maintenance and replacement operation of the progress.Device runing time, Switching Power Supply number statistics: statistic device runing time and power supply are opened
The number of pass sets runing time early warning and switching point number early warning according to the projected life of power module.
The secondary device signal circuit based on network transmission is added in secondary equipment of intelligent converting station on-line monitoring system
Correctness and integrity detection, and on-line monitoring of the reinforcement to process-level network device link and the diagnosis based on link flow are commented
Sentence mechanism, reinforce the monitoring transmitted to secondary device network signal, it is ensured that secondary device and whole system it is normal, safe, can
By operation.Specific network communication detection includes: application layer detection, link layer detection, network layer detection.
Wherein: application layer is detected through the application layer message in communicating to network link, such as passes through the reading of IEC61850
Directory service, whether detection device correctly responds and response time value etc., thus aided assessment IED device and network link
The health degree of communication conditions.
Link layer detection: whether the cable connection of detection device communication is normal.
Network layer detection: by the flow to the network port, type of message etc. judges whether network link is in normal
Operating status.
Integration five-preventing system of the present invention, cancels independent five anti-hosts, five-preventing system is embedded in monitoring system, utilize
The anti-misoperation locking technology of measurement and control network realizes the anti mis-closedown function of interval connection locking and dispatching terminal remote control operation.The one
Changing five-preventing system is that five-preventing system is embedded in monitoring system, utilizes tracking and command network in the anti-functional module of unified platform increased five
The anti-misoperation locking technology of network realizes the anti mis-closedown function of interval connection locking and dispatching terminal remote control operation.Integrated five-preventing system
Using the graphics environment of monitoring and real-time database as data basis, is intelligently generated with operation order and management, the backstage of equipment are remotely controlled behaviour
Make reliably realize logic blocking function by the Real time data share with five anti-modules.
Specifically as shown in figure 5, the integration five-preventing system.Integrated five-preventing system is by background computer, computer key, machinery
The function element such as puzzle lock, electric coding lock composition；Five anti-softwares are embedded into supervisory control of substation system by integrated five anti-subsystems
System reduces five anti-machines on hardware, has saved cost, as long as and operator monitoring system an operator workstation
On can be completed make out an invoice, five anti-, monitoring functions, the manual handling equipments such as net door are closed using online five anti-special locksets
Lock.
Integrated five anti-functions are specifically that the five prevention logic locking of remote control operation is made out an invoice with operation order, simulates preview and behaviour
Make ticket stubs row function to be integrated into monitoring system, and the subfunction as monitoring system of electric substation, remote control circuit uses hard contact
Locking.Five prevention logic is unified in monitoring system to be formulated, and is transmitted to measure and control device by monitoring system, five anti-subfunctions are directly from prison
Control system obtain switch, disconnecting link real time position, monitoring system remote control execute before can first carry out operation order manual bill,
Graphics aided imports typical ticket, and carries out operation order simulation preview and execute operation by operation order, realizes monitoring and five anti-behaviour
Make the integration of ticket function.
It is to be understood that the content of present invention and specific embodiment are intended to prove the reality of technical solution provided by the present invention
Border application, should not be construed as limiting the scope of the present invention.Those skilled in the art open in spirit and principles of the present invention
Give, can various modifications may be made, equivalent replacement or improve.But these changes or modification are being applied in pending protection scope.
Claims (4)
1. a kind of intelligent substation advanced application system, it is characterized in that: realizing traditional integrated automation converting station locality monitoring
On the basis of function, using unified platform, intelligent substation advanced application system is built, the panoramic view data of substation is carried out
Comprehensive analysis and application, particular content include: that intelligent alarm direct transfers with analysis and decision system, reactive voltage control system, alarm
System, secondary device are monitored on-line and assessment system and integrated five-preventing system；
The intelligent alarm and analysis and decision system realize classification alarm, information filtering, on line real time and reasoning substation
Operating status function；The intelligent alarm includes classification alarm, information filtering, on line real time with analysis and decision system and pushes away
Reason substation operation state, automatic report substation's exception simultaneously propose processing guidance；Alarm grade, alarm window flexibly define,
Different alarm grades is assigned to different classes of warning information, is prompted, alarm, accident；
The intelligent alarm and analysis and decision system initially set up alarm, and different announcements is assigned to different classes of warning information
Alert grade prompts, alarm, accident；Different alarm windows, difference etc. are shown in for different grades of alarm or accident information
The information of grade can flexible separate configurations a variety of attributes, realize warning information filtering for fault level；To same unit interval equipment
Alarm object assign relating attribute, the warning information that same unit interval equipment is occurred whithin a period of time is as comprehensive warning
Group is woven in a window and shows, intuitively analyzes reason convenient for operator on duty；When certain prompt information goes out repeatedly whithin a period of time
Now, then alarm window is appeared in as warning information；The accident analysis in knowledge based library is for discrete component failure or interval
Resultant fault establishes expert knowledge library in systems, by model library connection relationship, operations staff is helped to grasp one, two in station
It influences each other caused by the operating condition and failure of secondary device, is latched by locking in warning information trigger interval and compartment,
Finally provide fault solution or handling suggestion；
The reactive voltage control system realizes that the idle of regional power grid, voltage integrated are adjusted；The reactive voltage control system
It is the tap joint position using on-load regulator transformer in regulation station or other voltage regulators, controls reactive power compensating apparatus
Working condition, carry out transformer substation voltage, reactive comprehensive is adjusted, control system and regional powerless control system carry out coordination and match
It closes, using tapping voltage, the method for idle control, realizes that the idle of regional power grid, voltage integrated are adjusted；So that working as load variations
When, the busbar voltage and reactive power in the substation or power plant are kept within the limits prescribed；
The reactive power compensating apparatus includes capacitor and reactor and static reactive power compensation equipment；
The reactive voltage control system utilizes intelligent substation VQC software (reactive voltage auto-control software) needle on the spot
To different voltage or idle work optimization target, the paired running situation of more transformers is judged automatically according to network topology, is selected
Adjustable strategies appropriate, switching reactive apparatus, the tap for adjusting transformer carry out voltage & reactive power-control；In system, main website
Main station system is cooperated to realize Substation Economic Operation and optimal control under the global AVC Optimal Decision-making of system；VQC software to scheduling be
System report can be latched information on the spot with reactive capability, transformer, and the decision basis of analysis optimization is carried out as scheduling AVC；VQC is soft
Part also receives the control strategy of scheduling AVC, manipulates as executor to transformer and capacitor；
It is described to alert the system that direct transfers, realize the long-range monitoring to substation；The alarm system of direct transferring is with supervisory control of substation system
The single incident or Comprehensive analysis results of system generate the alarm provision of standard, warning information by standardization processing for information source
Screening is using monitoring business demand as foundation, using related Alarm Classification as standard；Announcement is realized by increasing independent graph gateway machine newly
The alert function that direct transfers, alarm graph gateway machine are based on the realization of integrated monitoring system platform and alert the function that direct transfers, original substation station
Interior monitoring is unaffected；Monitoring backstage and telemechanical gateway machine are connected to same in newly-increased alarm graph gateway machine and substation station
On a station level network；Alert the preposition specification process acquisition interval layer device data that graph gateway machine passes through the machine；It provides remote
Means realization substation's panoramic information monitoring of journey browsing, regulation center can pass through the real time data and equipment announcement after reception optimization
It warns information and uses remote browse tool, realize the long-range monitoring to substation；O&M station passes through receiving device warning information
With use remote browse tool, realize the novel maintenance to substation equipment.
2. a kind of intelligent substation advanced application system according to claim 1, it is characterized in that: the newly-increased alarm figure
Multicast message, the integrated monitoring system and power transformation of graph gateway machine real time execution are not issued/received to gateway machine real-time database process
Stand monitoring real time execution integrated monitoring system it is mutually indepedent, be independent of each other；It is logical using independent teletransmission to alert the system that direct transfers
Road, it is independent mutually with the telecontrol channel that has put into operation, it is independent of each other；According to require setting two independent graph gateway machines, two
It is also independent mutually between graph gateway machine, pass through the preposition specification process acquisition interval layer device data of the machine, and by only
Realize the transmission that alarm direct transfers with remote browse graphical information in vertical channel.
3. a kind of intelligent substation advanced application system according to claim 1, it is characterized in that: the secondary device is online
Monitoring and evaluation system realizes secondary equipment health state comprehensive diagnostic and assessment, finds secondary equipment of intelligent converting station in time
Hidden danger and early warning；The secondary device on-line monitoring and assessment system: being the abnormality alarming and self-test letter provided in existing apparatus
On the basis of breath, the on-line monitoring technique of device itself is strengthened, further improves the self-test information and anomaly monitoring of intelligent apparatus
Alarm realizes secondary set by the self-test and the available system layer equipment operating parameter of self-diagnostic function by operating system
The comprehensive diagnostic and assessment of standby on-line monitoring and secondary equipment health state；
The secondary device is monitored on-line and assessment system is on the abnormality alarming and self-test Information base that existing apparatus provides, into
One step strengthens the on-line monitoring realization technology of device itself, and the self-test information and anomaly monitoring for further improving intelligent apparatus are accused
It is alert, and certain monitoring and alarm are provided the expense of device task；It realizes directly from process-level network collection process layer two
The method of secondary device state on_line monitoring data, realization process layer secondary device on-line condition monitoring and self diagnosis data are adopted
Collection；The on-line condition monitoring information content includes: working power voltage monitoring, the monitoring of device operating temperature, acquisition channel and GOOSE
Communication quality monitoring, communication bandwidth load monitoring and the hardware anomalies monitoring in channel；
Wherein: working power voltage monitoring is monitored to the working power of device main hardware, in the possible shadow of abnormity of power supply
It rings to device and just provides early warning before working normally；
The monitoring of device operating temperature is transmitted by the chip temperature that feeds back temperature measuring point inside device, cabinet operating temperature
Out, whether can have an impact with Evaluation Environment temperature to device long-time reliability service, for process layer devices；
Sampling channel and the monitoring of the communication quality in the channel GOOSE: sampled value and GOOSE message to input monitored in real time,
Message frame losing, error code, the appearance of network storm situation are judged whether there is, so that sampling channel health degree index is provided, for operation
Personnel's reference；
Communication bandwidth load monitoring: the MMS of device is sampled, the bandwidth of GOOSE port, is monitored in real time, and according to negative
Load degree provides normal, exception, the different grades of status information of alarm；
Hardware anomalies monitoring: being that should be able to specify the plug-in unit or component of hardware damage when hardware damage or exception occur for device, lead to
The self diagnosis for crossing stiffening device, further reduces the range of trouble spot judging and lookup, and can the prompt of intelligence carry out should be into
Capable maintenance and replacement operation；Device runing time, Switching Power Supply number statistics: statistic device runing time and power switch
Number sets runing time early warning and switching point number early warning according to the projected life of power module；
The correct of the secondary device signal circuit based on network transmission is added in secondary equipment of intelligent converting station on-line monitoring system
Property and integrity detection, and reinforce on-line monitoring to process-level network device link and machine is judged in the diagnosis based on link flow
System reinforces the monitoring transmitted to secondary device network signal, it is ensured that normal, the safe and reliable fortune of secondary device and whole system
Row；Specific network communication detection includes: application layer detection, link layer detection, network layer detection；
Wherein: application layer detection by network link communicate in application layer message, by the reading directory service of IEC61850,
Whether detection device correctly responds and response time value, so that aided assessment IED device and network link communication conditions is strong
Kang Chengdu；
Link layer detection: whether the cable connection of detection device communication is normal；
Network layer detection: by the flow to the network port, type of message judges whether network link is in normal operation shape
State.
4. a kind of intelligent substation advanced application system according to claim 1, it is characterized in that: the integrated five anti-system
System cancels independent five anti-hosts, five-preventing system is embedded in monitoring system, using the anti-misoperation locking technology of measurement and control network, between realization
Every the anti mis-closedown function of connection locking and dispatching terminal remote control operation；The integration five-preventing system is increased in unified platform
Five anti-functional modules, are embedded in monitoring system for five-preventing system, using the anti-misoperation locking technology of measurement and control network, realize interval connection locking
With the anti mis-closedown function of dispatching terminal remote control operation；Integrated five-preventing system is using the graphics environment and real-time database monitored as data base
Plinth is intelligently generated and is managed with operation order, and the backstage remote control operation of equipment relies on can with the Real time data share of five anti-modules
The realization logic blocking function of leaning on；
The integration five-preventing system is made of background computer, computer key, mechanical coding lock, electric coding lock；Integration five is anti-
Five anti-softwares are embedded into monitoring system of electric substation by system, and five anti-machines are reduced on hardware, have saved cost, and operator
As long as can be completed on an operator workstation of monitoring system make out an invoice, five anti-, monitoring functions, net door is manually operated
Equipment is using online five anti-special lockset lockings；
Integrated five anti-functions are specifically that the five prevention logic locking of remote control operation is made out an invoice with operation order, simulates preview and operation order
It executes function to be integrated into monitoring system, and the subfunction as monitoring system of electric substation, remote control circuit is latched using hard contact；
Five prevention logic is unified in monitoring system to be formulated, and is transmitted to measure and control device by monitoring system, five anti-subfunctions are directly from monitoring
System obtains the real time position of switch, disconnecting link, and monitoring system first carries out manual bill, the graphics aided of operation order before remote control executes
Or typical ticket is imported, and carry out operation order simulation preview and execute operation by operation order, realize monitoring and five-prevention operation ticket function
Integration.
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