CN104319891B - Maintenance O＆M device and method for transformer station process layer - Google Patents
Maintenance O＆M device and method for transformer station process layer Download PDFInfo
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- CN104319891B CN104319891B CN201410602516.3A CN201410602516A CN104319891B CN 104319891 B CN104319891 B CN 104319891B CN 201410602516 A CN201410602516 A CN 201410602516A CN 104319891 B CN104319891 B CN 104319891B
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- 238000012423 maintenance Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 47
- 230000008569 process Effects 0.000 title claims abstract description 34
- 230000008859 change Effects 0.000 claims abstract description 76
- 230000011664 signaling Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 241000208340 Araliaceae Species 0.000 claims 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 1
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- 238000007689 inspection Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 26
- 230000006870 function Effects 0.000 description 11
- 238000002474 experimental method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
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- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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Abstract
It is a kind of to be automatically reminded to the maintenance O＆M device and method for transformer station process layer that the operation maintenance personnel associated other smart machines impacted to which are adjusted after operation maintenance personnel modifies the association input in smart machine capabilities description file and/or data set.It includes signal input part, signal output part, processor and terminal display device, manage at which after being programmed with device because overhauling O＆M to the configuration file make a change of the equipment, the SCD program files for reminding operation maintenance personnel to be detected or adjust the associated miscellaneous equipment operating parameter being had an impact by the change.It can operation maintenance personnel to described association input and/can be after data set modifies, make the operation maintenance personnel that quick and precisely corresponding affected associated other smart machines are detected and be adjusted, it is greatly improved the work efficiency of operation maintenance personnel, it is preferably minimized missing inspection false pass rate, it is ensured that safe operation of intelligent device in standing.
Description
Technical field
The present invention relates to a kind of intelligent grid to overhaul O＆M device and method, more particularly to a kind of complete based on intelligent substation
(the also known as SCD program files) management and control of procedure module substation configuration description file and the O＆M device for station level maintenance and side
Method.
Background technology
With the development of intelligent power grid technology, in order to ensure the reliability of operation of power networks, security, intelligent substation maintenance
O＆M becomes increasingly complex, and the protocol procedures of maintenance are also more and more important.
Transformer station secondary system is divided into station level, wall and process layer on function logic.Station level is by host, operation
Member station, telemechanical communicator, protection fault massage substation and other various functions stations are formed, there is provided contact circle of operation in standing
Face, realizes the functions such as management control room interlayer, process layer devices, forms whole station monitoring, administrative center, and with remote monitoring/tune
Spend center to center communications.Wall is made of some subsystems such as protection, observing and controlling, metering, recording, phasor measurement, in station level and net
Under network failure conditions, the monitoring function on the spot of complete independently bay device is remained to.Process layer is by mutual inductor, combining unit, intelligence
Can terminal etc. form, complete and the relevant function of primary equipment, including the collection of real time execution electrical quantity, equipment running status
Monitoring, execution of control command etc..
Intelligent substation station level maintenance O＆M scheme is had the following disadvantages both at home and abroad at present：
1) during being arranged on maintenance O＆M due to the electrical secondary system of intelligent substation, maintenance personnel may be according to specific
Situation resets the parameter of some equipment, in this way, secondary safety measure can also vary widely therewith, and what is increased newly sets
Put and not yet form unified standard and carry out specification, the relevant parameter of many relevant devices can be had an impact, thus need to safeguard
Personnel carry out point-to-point inspection, so as to make corresponding adjustment to the parameter being affected.This kind of mode heavy workload is, it is necessary to tie up
Shield personnel verify the equipment in system one by one, slightly neglect, and be easy to cause higher test leakage omission factor, so that, increase and be
The security risk of system operation.
2) in general, the association input (also known as Inputs) of smart machine capabilities description file (also known as ICD files) and/or number
After changing according to collection (also known as DataSet), the operating status of other smart machines associated there is also required to do corresponding adjustment.
If after operation maintenance personnel modifies the association input in some smart machine capabilities description file, data set, if not to phase
Associated other smart machines adjust accordingly, then the return path signal that the smart machine that these can be caused associated receives is not
It is corresponding, cause signal sequence chaotic.
Existing repair and maintenance flow and scheme are：After modifying to the association input, the data in data set,
Operation maintenance personnel is needed to carry out again adjusting a detection to all information of whole station, this method heavy workload, efficiency is low and omission factor
It is high.After being changed in the prior art to certain association input and/or data set, intelligent configuration file is not also specific to which phase
The automatic reminding function that associated other smart machines are detected, adjust.
The content of the invention
Can be in operation maintenance personnel in smart machine capabilities description file the technical problem to be solved in the present invention is to provide one kind
Association input and/or after data set modifies, it is impacted associated other to which that operation maintenance personnel can be automatically reminded to
The maintenance O＆M device and method for transformer station process layer that smart machine is adjusted.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
The present invention the maintenance O＆M device for transformer station process layer, including signal input part, signal output part,
Processor and terminal display device, signal input part outer end are connected to the operation conditions signal acquisition terminal of process layer devices, in it
End connects with terminal display device；Signal output part outer end is connected to the equipment operation control terminal, its inner passes through processor
Connect with terminal display device, some smart machine ability description in process layer of the operation maintenance personnel to substation of substation
After association input and/or data set in file are modified, it is programmed with reminding operation maintenance personnel in the processor to because being somebody's turn to do
The SCD program files that the associated miscellaneous equipment operating parameter changed and had an impact is detected or adjusts, program text
Part is as follows：
The information category that prompting involved in the SCD program files influences has following several：Telemetry intelligence (TELINT) has change, remote signalling
Information has change, fault-signal to have change, alarm signal to have change, communication operating mode to have change, device parameter to have change, protection event to have change, protect
Shield remote signalling has change, protection pressing plate to have change, protection recording to have change, protection remote measurement to have change, protection definite value to have change.
The present invention the maintenance O＆M method for transformer station process layer, substation operation maintenance personnel to substation
Process layer in some smart machine capabilities description file in association input and/or after data set modifies, described
It is programmed with reminding operation maintenance personnel to carry out the associated miscellaneous equipment operating parameter having an impact by the modification in processor
Detection or the SCD program files of adjustment, comprise the following steps that：
1) configuration file of the smart machine for process layer and network layering carries out cyclic redundancy check, is worked out
SCD program files are：
2) process layer ties up pipe personnel as needed to the data set in the SCD program files of related smart machine and/or pass
Connection input information is modified；
3) configuration file of the smart machine is automatically by the SCD of the SCD program files after change and right version before
File is compared；
4) after, the above-mentioned comparison result of the process layer is exported by display terminal with form and graphics mode and is prompted
State the relative influence element involved by the signal of change；
5) proposed for comparison result again to the Intelligent Maintenance such as point, configuration database maintenance process and scheme.
The information category that the relative influence element is related to has following several：Telemetry intelligence (TELINT) has change, remote signalling information to have change, event
Barrier signal have change, alarm signal have change, communication operating mode have change, device parameter have change, protection event have change, protection remote signalling have change,
Protection pressing plate has change, protection recording to have change, protection remote measurement to have change, protection definite value to have change.
Compared with prior art, the device of the invention is the place of the smart machine control circuit in the process layer of substation
Manage in device, be programmed with because maintenance O＆M to the device configuration file make a change after, remind operation maintenance personnel to because of the change and
The SCD program files that the associated miscellaneous equipment operating parameter having an impact is detected or adjusts, the device read in multiple
SCD program files after change, through being contrasted with SCD program files before changing, by amended content by display terminal
Output.The present invention can be in process layer of the operation maintenance personnel to substation some smart machine capabilities description file in association it is defeated
Enter and/can make the operation maintenance personnel quick and precisely to corresponding affected associated other intelligence after data set modifies
Energy equipment is detected and adjusts, it is greatly improved the work efficiency of operation maintenance personnel, is preferably minimized missing inspection false pass rate, it is ensured that
Safe operation of intelligent device in standing.
The present invention can greatly reduce the workload of operation maintenance personnel, improve its work efficiency, prevent missing inspection, improve security.
Brief description of the drawings
Fig. 1 is substation configuration description file (SCD) structure chart of the present invention.
Fig. 2 is the DataSet/FCDA structure charts of the present invention.
Fig. 3 is the Inputs structure charts of the present invention.
Fig. 4 is the station level maintenance O＆M process chart of the present invention.
Fig. 5 is data set change and the prompting message corresponding diagram of the present invention.
Embodiment
Substation configuration description file (also known as SCD program files) be whole transformer station all smart machines (also known as IED) with
And the configuration file of network, preferable field conduct method are all intelligence of whole transformer station after SCD program files determine
The configuration of equipment and network should all determine；But because existing intelligent station is still not perfect, there are project implementation later stage or fortune
When dimension personnel safeguard at the scene, part smart machine operating parameter and network of relation configuration are modified, it is therefore desirable to SCD
Program file is managed and controls.
The present invention is mainly characterized by when dimension pipe personnel (referring to operation maintenance personnel and related management personnel, also known as user) more change
During the configuration file of power station correlation smart machine, it can automatically prompt and verify out part and the content of change, and can be according to change
Part, reminds user to carry out interoperability experiment to associated smart machine.
As shown in Figure 1, in order to record the change conditions of whole SCD program files, it is necessary to be layered to whole SCD program files
Carry out cyclic redundancy check (abbreviation CRC check)；
Wherein,
SCD program files follow extensible markup language (abbreviation XML) grammer, and outermost layer is<SCD></SCD>, enumerate
Whole file, the cyclic redundancy check code (abbreviation CRC code) of this layer change, and representing whole file has change；
<IED></IED>Represent a smart machine, can include multiple IED in SCD, increase CRC in IED labels
Code, then it is which smart machine has change that can position；
And so on,
Check code is generated for the AccessPoint (accessing points) of IED nodes；
Check code is generated for the LDevice (logical device) of accessing points；
Check code is generated for the LLN0 (logical node 0) of accessing points；
Check code is generated for the DataSet (data set, device are outputed) of LLN0；
Check code is generated for the INPUTS (related information of device) of LLN0；
For LN (device open into) the generation check codes of accessing points；
When check code once changes, then it represents that<>With</>Between content changed.
Process layer overhauls change of the O＆M concern is primarily with DataSet and Inputs, when some smart machine
When DataSet is changed, represent that the data set that the device is sent has variation, it is necessary to by searching in whole SCD file
All reception equipment in Inputs set the inside open the device into data, notify user by phase in the smart machine and search result
Associated device carries out interoperability experiment；And when the Inputs of some smart machine has change, expression inputs the data of the equipment
Have variation, it is only necessary to remind user that the equipment and the equipment opened into end are done interoperability experiment, avoid must whole station interoperate
The way of experiment, so as to reach reduction maintenance workload, improves the purpose of work efficiency.
As shown in Fig. 2, the structure of whole DataSet and its subitem FCDA (functional restraint data attribute).DataSet is represented
Data set, functional restraint data or function in the intelligent electronic device containing the data set defined in its subitem FCDA
The title of bound data attribute.
The composition of FCDA is described as follows：
IdInst represents logic device sequence number；
InClass represents logical node class；
InInst represents logical node example；
Prefix represents that InClass identifies the logical node prefix of DO (Data Object data class) together with InInst；
DoName represents the title of mark DO (Data Object data class)；
Fc represents to select all properties of the functional restraint.
After element changes in FCDA, represent that the data that the device is sent change, data receiver will be caused
Data receiver do not correspond to, the problems such as data processing mistake.
As shown in figure 3, the it is shown that element property of Input/ExtRef.Wherein iedName represents the intelligence electricity of input
Sub- device name, ldInst represent the logic device instance name of input, and prefix represents logical node prefix, lnClass tables
Showing logical node class, lnInst represents the instance identification of this logical node example under logical node class in intelligent electronic device,
DoName represents the title of the mark DO in logical node, and daName represents to specify the attribute of input, and intAddr represents input
The home address of binding.Input parts define the external signal of all inputs and the correspondence of its own signal, smart machine
In logical node need these signals input come complete itself logic function judge.IntAddr attributes are the project emphasis
The part of inspection, once it change, then it represents that the input of the data source of the smart machine changes, so as to influence institute in the equipment
There is the programmed logic function of using data source.Therefore, any attribute change in input is required for reminding user that progress is corresponding
Interoperability experiment.
As shown in figure 4, the process flow of the program is as follows：
SCD program files to be detected are read in first, are verified the CRC code of whole file, are illustrated if not changing whole
A file does not change, and directly terminates flow, otherwise judges whether IED layers of CRC code changes, and is not phase if represented without if
The place of pass is changed, and does not deal with directly terminate here, otherwise determine whether AccessPoint layers CRC whether
There is variation, nothing then terminates, has, and judges whether LDevice layers of CRC have variation, and nothing then terminates, has and whether then judge LLN0 layers of CRC
There is variation, nothing then terminates, has, continue to judge whether DataSet layers and Input layers of CRC changes, if all do not had
Change then terminate, two any one has change content, then according to Fig. 4 in flow remind user do corresponding interoperability
Experimental implementation.
According to standard《IEC61850 engineering relay protection application models Q/GDW396-2009》, in IED
The attribute of AccessPoint：Data set contents under the node of name=S1 provide prompt message as shown in Figure 4, thus, carry
Awake user makes corresponding modification data configuration, to operations such as points.
As shown in figure 5, the SCD management and control automatic reminding functions of the present invention are that (such as keyboard, board is defeated by input equipment
Enter component) multiple SCD program files are inputted, and exported and realized by display terminal after processing.Hardware involved by it is also
Including common data cable, memory and multiple processor modules.
The innovative point of the maintenance O＆M have it is following some：
1) digital transformer substation is based on, comparison function is managed using SCD program files, is process layer and wall maintenance fortune
Dimension provides suggestion and reminder；
2) when some data set of some smart machine capabilities description file (ICD files) in SCD program files
(DataSet) with input (Input) change is associated when, the present invention can be directed to changing content, be proposed for process layer and wall
Intelligent Maintenance maintenance process.
Claims (4)
1. a kind of maintenance O＆M device for transformer station process layer, including signal input part, signal output part, processor
And terminal display device, signal input part outer end are connected to the operation conditions signal acquisition terminal of process layer devices, it is inner and whole
End display device connects；Signal output part outer end is connected to the equipment operation control terminal, its inner passes through processor and terminal
Display device connects, it is characterised in that：Some smart machine energy in process layer of the operation maintenance personnel to substation of substation
After power describes association input in file and/or data set is modified, it is programmed with reminding operation maintenance personnel in the processor
The SCD program files that the associated miscellaneous equipment operating parameter being had an impact by the modification is detected or is adjusted, are pressed
Following steps perform：
SCD program files to be detected are read in first, verify the CRC code of whole file, and whole text is illustrated if not changing
Part does not change, and directly terminates flow, otherwise judges whether IED layers of CRC code changes, and is incoherent if represented without if
Place is changed, and does not deal with directly terminate here, otherwise determines whether AccessPoint layers of CRC and whether has change
Dynamic, nothing then terminates, and has, and judges whether LDevice layers of CRC have variation, and nothing then terminates, has, judge whether LLN0 layers of CRC have change
Dynamic, nothing then terminates, and has, continues to judge whether DataSet layers and Inputs layers of CRC changes, if all do not changed
Then terminate.
2. the maintenance O＆M device according to claim 1 for transformer station process layer, it is characterised in that：It is described
The information category that prompting involved in SCD program files influences has following several：Telemetry intelligence (TELINT) has change, remote signalling information to have change, event
Barrier signal have change, alarm signal have change, communication operating mode have change, device parameter have change, protection event have change, protection remote signalling have change,
Protection pressing plate has change, protection recording to have change, protection remote measurement to have change, protection definite value to have change.
A kind of 3. maintenance O＆M method for transformer station process layer, it is characterised in that：In the operation maintenance personnel pair of substation
After association input in some smart machine capabilities description file and/or data set in the process layer of substation are modified,
Be programmed with reminding within a processor operation maintenance personnel to the associated miscellaneous equipment operating parameter that is had an impact by the modification into
Row detection or the SCD program files of adjustment, comprise the following steps that：
1) configuration file of the smart machine for process layer and network layering carries out cyclic redundancy check；
2) process layer dimension pipe personnel are defeated to the data set in the SCD program files of related smart machine and/or association as needed
Enter information to be modified；
3) configuration file of the smart machine is automatically by the SCD file of the SCD program files after change and right version before
It is compared；
4) after, with form and graphics mode by display terminal export the above-mentioned comparison result of the process layer and prompt it is above-mentioned more
Relative influence element involved by the signal changed；
5) proposed for comparison result again to point, configuration database Intelligent Maintenance maintenance process and scheme.
4. according to the method described in claim 3, it is characterized in that：The information category that the relative influence element is related to has as follows
It is several：Telemetry intelligence (TELINT) has change, remote signalling information to have change, fault-signal to have change, alarm signal to have change, communication operating mode to have change, device ginseng
Number has change, protection event to have change, protection remote signalling to have change, protection pressing plate to have change, protection recording to have change, protection remote measurement to have change, protection
Definite value has change.
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| CN201410602516.3A CN104319891B (en) | 2014-10-31 | 2014-10-31 | Maintenance O＆M device and method for transformer station process layer |
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| CN201410602516.3A CN104319891B (en) | 2014-10-31 | 2014-10-31 | Maintenance O＆M device and method for transformer station process layer |
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| CN105404269B (en) * | 2015-10-23 | 2017-09-19 | 江苏省电力公司南京供电公司 | A kind of remote signalling Acceptance Test System of intelligent substation three |
| CN106532930B (en) * | 2016-09-23 | 2018-12-28 | 清华大学 | The intelligent monitor system of static synchronous compensator |
| CN108493906B (en) * | 2018-04-26 | 2019-11-12 | 许继集团有限公司 | Decentralized bus protection handset repair method and decentralized bus protection system |
| CN110929826A (en) * | 2019-12-27 | 2020-03-27 | 广东电网有限责任公司 | Two-dimensional code-based distribution network equipment information management platform and management method |
| CN111722714B (en) * | 2020-06-17 | 2023-10-13 | 贵州电网有限责任公司 | AR technology-based digital substation metering operation and detection auxiliary method |
| CN113110958A (en) * | 2021-03-30 | 2021-07-13 | 宁波三星医疗电气股份有限公司 | Intelligent power terminal based system file verification method |
| CN113392988B (en) * | 2021-05-10 | 2023-06-09 | 贵州乌江水电开发有限责任公司乌江渡发电厂 | Maintenance file management method for paperless operation of hydropower plant |
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| CN102981087B (en) * | 2012-12-11 | 2015-10-28 | 辽宁省电力有限公司电力科学研究院 | RTDS and intelligent relay protection device interface system |
| CN103066510B (en) * | 2012-12-20 | 2016-04-27 | 北京智网创能科技有限公司 | Process layer devices debugging instrument |
| CN103077212B (en) * | 2012-12-28 | 2016-06-08 | 广东电网公司电力科学研究院 | Transformer substation configuration file control method and system |
| CN103593742A (en) * | 2013-11-29 | 2014-02-19 | 国家电网公司 | Secondary circuit configuration controlling method and system for intelligent substation |
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