CN105305641B - A kind of relay protection information data acquisition and upper delivery method - Google Patents
A kind of relay protection information data acquisition and upper delivery method Download PDFInfo
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Abstract
A kind of relay protection information data acquisition and upper delivery method, relay protection device information is classified according to signal type；Relay protection device and fault oscillograph are by the way that in station level network insertion integrated monitoring system, relay protection on-line monitoring information is formed file by monitoring host computer in standing；Plant stand end relay protection information is direct transferred by severity level and type to dispatching terminal transmission using signaling point transmission, alarm, file three kinds of modes of transmission, and the file data for internal fault oscillograph of standing sends dispatching terminal to by way of file transmission；Dispatching of power netwoks end integrated application of the relay protection information in dispatching terminal is realized by different data acquisition mode.It this method solve the problem of relay protection device information transmission for a long time is unstable, information identification is only capable of being completed by professional; avoid because client information " flooding " is dispatched caused by mass of redundancy data the problems such as, a practicable new road is explored for the practical uses of relay protection device data.
Description
Technical field
The invention belongs to dispatching automation of electric power systems technical field, be related to the transmission of intelligent substation relay protection information with
Application direction.
Background technology
In recent years, as the wide popularization and application of intelligent substation technology, transformer station's unattended operation turn into main flow
Substation management pattern, intelligent substation technology are effectively helped while grid automation level and operational reliability is improved
Help operation power unit to reduce human resources and equipment investment, the efficiency of management has been improved, it is achieved thereby that grid company economy
The lifting of benefit, but higher requirement is also proposed to power equipment safety stable operation simultaneously.Grid equipment is lacked for lifting
The reflection speed of processing is fallen into, ensures the safe and stable operation of ultra-large power network, building operation power in dispatching of power netwoks department sets
Standby on-line monitor, it is very important link during intelligent grid is built, such system is also intelligent grid dispatching technique branch
Hold the necessary component of system.
Relay protection device is the first line of defence of power grid security protection, particularly important to protection electric power netting safe running, and
The secondary device stable operation such as relay protection cuts off failure, prevents the key of failure propagation in time when being electric network fault, to secondary
Equipment carries out in-service monitoring, fully understands that equipment operation condition is significant to power grid security.Adjusted after electric network fault generation
Degree personnel need the information of the equipment of group switch position, relay protection, fault oscillograph etc. first and second, Judging fault property, provide
Scheduling decision.But in the dispatch automated system based on SCADA/EMS, using real-time collecting and processing primary equipment information as
It is main, not yet realize and in-service monitoring and information gathering are carried out to the operation conditions of relay protection device and fault oscillograph, and it is existing
Guarantor's letter system operation reliability of collection secondary device information there is no method to meet the needs of scheduling is to monitoring of tools.It is secondary to be lifted
Equipment operation management is horizontal, is built with reference to secondary device in-service monitoring in intelligent grid supporting system technology with what analysis was applied
If relay protection device and fault oscillograph equipment are brought into grid equipment operation monitoring link, accomplish in dispatching terminal pair
Secondary device " visible, tangible ", have to the level and relay protection specialty operation management level for improving electric power netting safe running
Extremely important meaning.
At present, the secondary device in-service monitoring of domestic each department realization is with analyzing the mode that application is mainly taken：
Mode 1：Applied by establishing secondary device in-service monitoring in dispatching terminal with analysis, using traditional IEC103 stipulations
Access is positioned at prudential sub-station in each transformer station.Realize the collection and application of relay protection data.Such a networking mode advantage is is
Uniting, framework is simple, intermediate link is few, information transfer real-time is high, realizes the real-time collection of relay protection information.Such a networking
Mode is the system implementations of current main flow.
Mode 2：(its data acquisition modes is to use to the Prudential Master system to have been put into operation in dispatching terminal using having built early stage
The access of IEC103 stipulations is positioned at prudential sub-station in each transformer station), forward relay protection data to be supervised online to secondary device therefrom
Depending on being applied with analysis, the collection and application of relay protection data are realized.
Data acquisition all relies on prudential sub-station in both the above mode.Due to prudential sub-station renewal of the equipment and later maintenance
The reason such as not in place, from the point of view of nationwide practical operation situation, there is boss station UNICOM and lead not high, guarantor in most of guarantor's letter system
Protection unit and fault oscillograph communicate not smooth, fault recorder data a series of problems, such as being difficult to obtain with substation.Therefore it is domestic each
The secondary device in-service monitoring that area is realized is bad using operational effect with analysis.The present invention can effectively solve problem above.
The content of the invention
A kind of relay protection information data acquisition proposed by the present invention and upper delivery method, the purpose is to based on application scenarios
Demand analysis, by the classification of the information to relay protection device, according to the requirement of real-time of data and comprehensive requirement, definition
Data mode, so as to realize that the transmission of relay protection device data is stable, information is clear, on this basis for different user
Realize different application functions.Both flexibility and the reliability of communication had been improved, has greatly reduced communication maintenance work again, had been saved
A large amount of human and material resources needed for system maintenance, for secondary device in-service monitoring with analysis application is practical explores one
Practicable new road.The present invention takes following scheme.
A kind of relay protection information data acquisition and upper delivery method, it is characterised in that the treating method comprises following steps
Suddenly：
Step (1) is classified relay protection device output information according to signal type；
Step (2) stand in relay protection device and fault oscillograph pass through station level network insertion integrated monitoring system
In, integrated monitoring system is made up of equipment such as monitoring host computer, I areas gateway machine and II areas gateway machines；Monitoring host computer collection is all
The output information of relay protection device, and the on-line monitoring information in output information is formed into on-line monitoring file；
Relay protection device output information is pressed alarm level and signal type to dispatching of power netwoks end by step (3) monitoring host computer
Transmitted using signaling point, alert direct transfer, file transmit three kinds of modes transmit；The file data of fault oscillograph is passed by file
Defeated mode sends dispatching of power netwoks end to；
Integrated application of the relay protection device output information in dispatching terminal is realized at step (4) dispatching of power netwoks end, realizes safe I
The two-way intercommunication of the relay protection device output information of area's collection and the data of fault recorder of safe II areas collection, based on scheduling
Hold the user of service of different majors, there is provided different relay protection device output information exhibition methods and content.
Further, in the step (1)：
Relay protection device output information include action, alarm, state displacement, on-line monitoring information, intermediate node information,
Log file；According to signal type, action, alarm, state are conjugated into three category informations and are classified as protecting real time information, the person of being scheduled for,
Monitor is used, and on-line monitoring information, intermediate node information, log file are classified as protecting professional use information, special for protecting
Industry librarian use.
According to Q/GDW11021-2013《Transformer station regulates and controls concurrentization》The classification of middle regulation and control real time data, will be dynamic
The alarm tier definition for making category information is 1 class, and the alarm tier definition for alerting category information is 2 classes, and state conjugates the announcement of category information
Alert tier definition is 4 classes or 5 classes.According to specifying information in relay protection device output information, by the operation of relay protection device
State demarcation is " normal operation ", " function locking ", "abnormal", " maintenance " four major class, when the announcement for having an impact relay protection function
During alert information output, relay protection device state is " function locking " state；When there is the warning information that does not influence relay protection function
During output, relay protection device state is "abnormal" state；After no alarm signal and maintenance pressing plate input, relay protection device state
For " maintenance " state；No alarm information and maintenance pressing plate input information, then relay protection device is " normal operation " state.
By expanded definition panel signal lamp data in describing file in the capacity of equipment of relay protection device, relay is protected
The classification of protection slab beacon signal is included into state in relay protection device output information and conjugates class；
By " normal operation " of relay protection device, " function locking ", "abnormal", " maintenance " four kinds of status informations and after
Electric protection panel beacon signal is included into the state displacement category information in relay protection device output information.
In the step (2), the relay protection device collected is existed by the monitoring host computer in integrated monitoring system
Line monitoring information write-in on-line monitoring file, file content can self-described identification, realize on-line monitoring information layered shaping, its
Remaining relay protection device output information does not do special processing.
In the step (3), monitoring host computer is defeated by relay protection device by I areas gateway machine in integrated monitoring system
Go out information and dispatching terminal is uploaded to by safe I areas, the wave-record chart of fault oscillograph is passed through by safe II by II areas gateway machine
Area is uploaded to dispatching terminal；Safe I areas are electric power real time control areas, and relay protection device is located at safe I areas；Safe II areas are non-controls
Area processed, fault oscillograph are located at safe II areas；Integrated monitoring system is disposed in plant stand end cross-safety zone, and secondary device is supervised online
Depending on being disposed with analysis system in dispatching terminal cross-safety zone.In safe I areas, monitoring host computer by part it is important action, alarm category information
Transmitted by signal point mode, everything, alarm, state are conjugated into information is transmitted by alerting the mode of direct transferring, and will be supervised online
Measurement information, intermediate node information, log file are transmitted by file mode；In safe II areas, by fault oscillograph recorded wave file
Data send dispatching terminal to by way of file transmission.Its concrete mode includes：
Monitoring host computer in integrated monitoring system directly gathers protection real time information, by " important single-row, secondary merger "
Principle to collected in step (2) action class, alarm class signal optimize mergings, by action class in relay protection go out
The alarm signal of influence relay protection function in message number, alarm class is single-row, and remaining action and alarm signal merge output, adopt
The safe I areas of dispatching terminal are sent to IEC60870-5-104 communication protocols；
Monitoring host computer is direct transferred all protection live signals to alert by safe I areas gateway machine in integrated monitoring system
Mode sends the safe I areas of dispatching terminal to, and communication protocol uses DL/T476；
Monitoring host computer passes the on-line monitoring file formed in step (2) by I areas gateway machine in integrated monitoring system
Give dispatching terminal safe I areas, communication protocol uses Q/GDW11068-2014《The general real-time communication service agreement of power system》；
Monitoring host computer is shut down by safe II areas communication network and passes fault oscillograph file data in integrated monitoring system
Give dispatching terminal safe II areas, communication protocol uses Q/GDW11068-2014《The general real-time communication service agreement of power system》.
In the step (4), integrated application of the relay protection device output information in dispatching terminal is realized at dispatching of power netwoks end.
Its concrete mode is that the relay protection device output information and safety of safe I areas collection are realized by the transregional service of power system
The two-way intercommunication of the data of fault recorder of II areas collection, realizes secondary device in-service monitoring and analysis system on this basis,
User of service based on dispatching terminal different majors, there is provided different relay protection device output information exhibition methods and content, its
Emphasis displaying content include relay protection device running status, device panel modulating signal, action, alarm, on-line monitoring information, in
Intermediate node information and log file etc..
Referring now to prior art, the present invention has technique effect beneficial below：
The present invention solves that relay protection device information transmission for a long time is unstable, information identification is only capable of by professional
The problem of completion, avoid because caused by mass of redundancy data dispatch client information " flooding " the problems such as, be relay protection device number
According to practical use explore a practicable new road.
Brief description of the drawings
Fig. 1 is the relay protection information data acquisition of the present invention and upper delivery method flow chart；
Fig. 2 is relay protection information classification schematic diagram；
Fig. 3 is plant stand end integrated monitoring schematic diagram；
Fig. 4 is relay protection information transmission figure；
Fig. 5 is scheduling station information flow chart.
Embodiment
Below with reference to accompanying drawing, the present invention is described in further detail.
With reference to accompanying drawing 1, the present invention provides a kind of relay protection information data acquisition and upper delivery method, including：To intelligent change
Power station relay protection device output information carries out combing classification, by different types of data layered shaping, carries out in a different manner
Data transmit, unified to relay protection device output information and fault recorder information progress integrated treatment in dispatching terminal.This Shen
Please disclosed relay protection information data acquisition and upper delivery method comprise the following steps：
Step 1：Relay protection device output information is classified according to signal type；
It is chaotic for traditional relay protection equipment output information with reference to accompanying drawing 2, the present situation of difficulty is identified, in intelligent power transformation
In standing, detailed combing and classification specification are carried out to relay protection device output information, except relay protection device is exported
Information is divided into outside the types such as action, alarm, state displacement, on-line monitoring, intermediate node information, log file, will also be therein
Protection real time information and the Q/GDW11021-2013 such as action, alarm, state displacement《Transformer station regulates and controls concurrentization》Middle tune
Control real time data classification to combine, sort out into corresponding alarm grade.As shown in table 1：
Table 1
Degree of concern according to monitoring of tools personnel to unlike signal, by the state of relay protection device in function realization
" normal operation ", " function locking ", "abnormal", " maintenance " four major class are divided into, while relay protection device output signal is entered
Row classification is handled, and most of the initially described chaotic signal is mapped as four kinds of states at last, and monitoring personnel passes through to four kinds of states of equipment
Monitoring, can quickly understand relay protection device integral status, realize that signal is directly perceived, implication is clear, easy to identify.To judge
The concrete condition of relay protection device operation conditions, pass through expanded definition in describing file in the capacity of equipment of relay protection device
Panel signal lamp data, relay protection panel beacon signal is brought into relay protection device output information, makes user
The current operating conditions of relay protection device can fast and effectively be judged.
Step 2：Relay protection device and fault oscillograph be by station level network insertion integrated monitoring system in standing,
Monitoring host computer gathers all relay protection device output informations and fault recorder information, and will collect on-line monitoring information shape
Into file；
With reference to accompanying drawing 3, integrated monitoring system is made up of equipment such as monitoring host computer, I areas gateway machine and II areas gateway machines.
Safe I areas, stand in relay protection device by station level network by data access integrated monitoring system, in safe II areas,
Fault recorder data is by station level network by data access integrated monitoring system.Monitoring host computer gathers relay protection device
All output informations and fault recorder information, and the on-line monitoring information in relay protection device output information is formed
Line monitors file；
Step 3：Relay protection output information in plant stand end is passed by alarm level and type to dispatching terminal transmission using signaling point
Defeated, alarm direct transfers, file transmits three kinds of modes；The file data of fault oscillograph sends scheduling to by way of file transmission
End；
With reference to accompanying drawing 4, three kinds are divided into the mode of relay protection device output information transmission.Mode one uses traditional telemechanical
Communication mode, the data link of original dispatching terminal and plant stand end I areas gateway machine is continued to use, is transmitted by IEC60870-5-104 stipulations
The important protection real time information of relay protection device, such as operating state signal, panel modulating signal, action outlet signal, important announcement
Alert signal etc., i.e., the legacy data transmission mode of SCADA data collection is not changed, appropriate to expand transmission signaling point, this mode is protected
The real-time transmission of crucial relay protection device output information has been demonstrate,proved, has met that dispatching of power netwoks personnel and monitoring personnel are real to information
When, directly perceived, description is clear while require, also huge information configuration will not be brought to safeguard pressure to communicating pair；Mode two
All relay protection real time information are transmitted by the way of alarm direct transfers, and communication protocol is from scheduling service application extensive
DL/T476 stipulations, both can guarantee that the real-time of warning information, met dispatching of power netwoks relay protection specialty again and fully understanded relay
The requirement of protection equipment operation information, the more prominent advantage of which are directly to transmit relay protection device with string format
Operation information describes, and information is directly perceived and without information configuration table.But the inconvenience of which is similarly prominent, that is, the letter transmitted
Display is only supported in breath description, can not be parsed, it is impossible to as analytic function data input, so being only applicable to relay protection information
Real-time display；Mode three uses for reference the thinking that scheduling system remote is had access to, and makes for the not high relay protection specialty of requirement of real-time
With information, such as on-line monitoring, intermediate node information, log file etc., information transmission is realized by way of transferring file.File
Transmission means is simple and reliable, and transferring content is easy to extend, and which is had access to suitable for relay protection professional to information.
By the design and realization of three of the above data mode, each professional of dispatching of power netwoks had both been met to relay protection device
The demand of information, also reduce the pressure of system O＆M.
Step 4：Realize integrated application of the relay protection device output information in dispatching terminal in dispatching of power netwoks end.
As shown in Figure 5, dispatching terminal gathers relay protection information in safe I areas, and fault oscillograph is gathered in safe II areas
Information, the two-way intercommunication of relay protection data and data of fault recorder is realized by data, services in safe I, II section.
Secondary device in-service monitoring and analysis system are realized on the basis of this, can be provided for the user of service of dispatching terminal different majors different
Relay protection device output information exhibition method and content, its emphasis displaying content include relay protection device running status, set
Standby panel modulating signal, action, alarm, on-line monitoring information, intermediate node information and log file etc..
Claims (10)
1. a kind of relay protection information data acquisition and upper delivery method, it is characterised in that methods described comprises the steps：
Step (1) is classified relay protection device output information according to signal type；
Step (2) stand in relay protection device and fault oscillograph by station level network insertion integrated monitoring system, one
Body monitoring system is made up of equipment such as monitoring host computer, I areas gateway machine and II areas gateway machines；Monitoring host computer gathers all relays and protected
The output information of equipment is protected, and the on-line monitoring information in output information is formed into on-line monitoring file；
Step (3) monitoring host computer is used relay protection device output information by alarm level and signal type to dispatching of power netwoks end
Signaling point transmission, alarm direct transfer, file transmits three kinds of modes and transmitted；The file data of fault oscillograph is transmitted by file
Mode sends dispatching of power netwoks end to；
Integrated application of the relay protection device output information in dispatching terminal is realized at step (4) dispatching of power netwoks end, realizes that safe I areas are adopted
The two-way intercommunication of the relay protection device output information of collection and the data of fault recorder of safe II areas collection, based on dispatching terminal not
With the user of service of specialty, there is provided different relay protection device output information exhibition methods and content.
2. relay protection information data acquisition according to claim 1 and upper delivery method, it is characterised in that：
In the step (1), relay protection device output information include action, alarm, state displacement, on-line monitoring information,
Intermediate node information, log file；According to signal type, action, alarm, state are conjugated three category informations and be classified as protecting real-time letter
Breath, the person of being scheduled for, monitor are used, and on-line monitoring information, intermediate node information, log file are classified as protecting specialty to use letter
Breath, for protection, professional uses.
3. relay protection information data acquisition according to claim 2 and upper delivery method, it is characterised in that：
According to Q/GDW11021-2013《Transformer station regulates and controls concurrentization》The classification of middle regulation and control real time data, will act class
The alarm tier definition of information is 1 class, and the alarm tier definition for alerting category information is 2 classes, the alarm of state displacement category information etc.
Level is defined as 4 classes or 5 classes.
4. relay protection information data acquisition and upper delivery method according to Claims 2 or 3, it is characterised in that：
According to relay protection device output information, by the running status of relay protection device is divided into " normal operation ", " function is closed
Lock ", "abnormal", " maintenance " four major class, when the warning information output for having an impact relay protection function, relay protection device state
For " function locking " state；When there is the warning information for not influenceing relay protection function output, relay protection device state is " different
Often " state；After no alarm signal and maintenance pressing plate input, relay protection device state is " maintenance " state；No alarm information and maintenance
Pressing plate puts into information, then relay protection device is " normal operation " state.
5. relay protection information data acquisition according to claim 4 and upper delivery method, it is characterised in that：
By expanded definition panel signal lamp data in describing file in the capacity of equipment of relay protection device, by relay protection face
The classification of partitioned signal modulating signal is included into state in relay protection device output information and conjugates class；
" normal operation " of relay protection device, " function locking ", "abnormal", " maintenance " four kinds of status informations and relay are protected
Protection slab beacon signal is included into the state displacement category information in relay protection device output information.
6. relay protection information data acquisition according to claim 1 and upper delivery method, it is characterised in that：
In the step (2), the relay protection device collected is supervised online by the monitoring host computer in integrated monitoring system
Measurement information write-in on-line monitoring file, file content can self-described identification, realize on-line monitoring information layered shaping.
7. relay protection information data acquisition according to claim 1 and upper delivery method, it is characterised in that：
In the step (3), relay protection device is exported and believed by monitoring host computer by I areas gateway machine in integrated monitoring system
Breath is uploaded to dispatching terminal by safe I areas, is passed through the wave-record chart of fault oscillograph in safe II areas by II areas gateway machine
It is transmitted to dispatching terminal.
8. relay protection information data acquisition according to claim 7 and upper delivery method, it is characterised in that：
Monitoring host computer in integrated monitoring system directly gathers protection real time information, by the original of " important single-row, secondary merger "
Then to collected in step (2) action class, alarm class signal optimize mergings, will act class in relay protection outlet letter
Number, alarm class in influence relay protection function alarm signal it is single-row, remaining action and alarm signal merge output, use
IEC60870-5-104 communication protocols send the safe I areas of dispatching terminal to；
Monitoring host computer will all protect live signal in a manner of alerting and direct transfer by safe I areas gateway machine in integrated monitoring system
Send the safe I areas of dispatching terminal to, communication protocol uses DL/T476；
Monitoring host computer sends the on-line monitoring file formed in step (2) by I areas gateway machine in integrated monitoring system
The safe I areas of dispatching terminal, communication protocol use Q/GDW11068-2014《The general real-time communication service agreement of power system》.
9. relay protection information data acquisition and upper delivery method according to claim 7 or 8, it is characterised in that：
Monitoring host computer is shut down by safe II areas communication network and sends fault oscillograph file data in integrated monitoring system
The safe II areas of dispatching terminal, communication protocol use Q/GDW11068-2014《The general real-time communication service agreement of power system》.
10. relay protection information data acquisition according to claim 1 and upper delivery method, it is characterised in that：In the step
Suddenly in (4), the relay protection data of safe I areas collection and safe II are realized in dispatching of power netwoks end by the transregional service of power system
The two-way intercommunication of the data of fault recorder of area's collection, realizes secondary device in-service monitoring and analysis system, base on this basis
In the user of service of dispatching terminal different majors, there is provided different data display modes and content, realize that relay protection information is being adjusted
Spend the integrated application at end.
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| CN106101173A (en) * | 2016-05-26 | 2016-11-09 | 南京国电南自电网自动化有限公司 | Relay protection device on-line monitoring information file transfer method based on file service |
| CN105914894A (en) * | 2016-06-27 | 2016-08-31 | 柳州电器科学研究所有限公司 | Fault monitoring sub-system for substation relay protection |
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| CN107276222A (en) * | 2017-06-20 | 2017-10-20 | 国网江苏省电力公司镇江供电公司 | Intelligent substation maintenance signal, which is checked and accepted, send alarm method |
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| CN109617000A (en) * | 2018-12-26 | 2019-04-12 | 国家电网公司东北分部 | A kind of relay protection information system data acquisition method of cross-safety zone |
| CN111130061A (en) * | 2019-12-05 | 2020-05-08 | 国网辽宁省电力有限公司锦州供电公司 | Remote switching control method for relay protection device constant value area |
| CN112564282A (en) * | 2020-12-02 | 2021-03-26 | 广东电网有限责任公司江门供电局 | Integrated monitoring alarm device and monitoring method for relay protection device |
| CN116133045B (en) * | 2023-02-09 | 2023-11-03 | 深圳中云通信技术有限公司 | Relay protection communication system and communication method based on 5G communication |
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| CN104333130A (en) * | 2014-10-15 | 2015-02-04 | 国家电网公司 | Identity identification method of relay protection equipment |
| CN204794376U (en) * | 2015-07-22 | 2015-11-18 | 余汉华 | Intelligent substation access device |
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