CN110165631A - A kind of relay protection device constant value distant place check method - Google Patents
A kind of relay protection device constant value distant place check method Download PDFInfo
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- CN110165631A CN110165631A CN201910388411.5A CN201910388411A CN110165631A CN 110165631 A CN110165631 A CN 110165631A CN 201910388411 A CN201910388411 A CN 201910388411A CN 110165631 A CN110165631 A CN 110165631A
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- definite value
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- scheduling station
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/006—Calibration or setting of parameters
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- Engineering & Computer Science (AREA)
- Artificial Intelligence (AREA)
- Evolutionary Computation (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The present invention discloses a kind of relay protection device constant value distant place check method; relay protection device constant value is circulated in systems with file mode; protective relaying device provides definite value file; fixed value adjusting system provides reference file, and scheduling station obtains definite value file and reference file and compare from protective relaying device and fixed value adjusting system respectively obtains definite value check result.This invention simplifies definite value models in the mappings work of each communication link, reduces manual intervention, reduces the complexity of system, improves the reliability of system.
Description
Technical field
The present invention relates to power system transformer substation comprehensive automation fields, and in particular to a kind of relay protection device constant value is remote
Square check method.
Background technique
Definite value is the foundation that protective relaying device correctly acts, and the correctness and adaptability of definite value are to the correct of relay protection
Movement and the safe operation of power grid have very important effect.Fortune is widely popularized and automated with unattended substation
The horizontal raising of row, the demand day of relay protection device constant value distant place check is realized by power dispatch data network by scheduling station
Benefit increases.
Relay protection device constant value is checked there are two types of implementation at present, and one is traditional manually to check on the spot, a kind of
It is that the distant place based on information point model is checked.
Wherein, traditional manually to check on the spot by operation teams and groups in substation, definite value or printing are checked by liquid crystal
The mode of definite value and the definite value content of dispatching down distributing are manually compared, and confirm that definite value check result is reported in errorless backward scheduling.
For this conventional operation mode although mature and reliable, larger workload is inefficient, and there are a large amount of artificial nucleus to operation,
More demanding to operator's sense of responsibility, pressure is larger.
Wherein, a distant place based on information point model check be related to fixed value adjusting system, scheduling station, communication network shutdown,
The links such as protective relaying device, steps are as follows:
Scheduling station is every protective relaying device modeling；
Scheduling station is arranged definite value according to the result of fixed value adjusting system in the database and checks a reference value；
Scheduling station distant place calling relay protection device constant value actual value is simultaneously stored in database；
Definite value actual value in database is compared one by one with basis of valuation value and provides check result by scheduling station.
Wherein, scheduling station is that protective relaying device models and a distant place calls the method for definite value as shown in Figure 1 at present.First
Definite value modeling is carried out in protective relaying device side, is supplied to scheduling station in the form of table；Then pass through in scheduling station side
Definite value model is mapped to scheduling station by the mode of allocation models；Last scheduling station is operation with all dispersion fixed value information points
Object completes calling operation by calling actual value service.
There are multistage communication conversion links between protective relaying device and scheduling station, definite value model is from protective relaying device
Being mapped to scheduling station need to be handled by multi-level mapping.
With protective relaying device and scheduling station system setting management module communication information-preserving, interior communication of standing is used
For IEC61850 (" substation's communication network and system " system international standard that International Electrotechnical Commission formulates) agreement.First
Protective relaying device establishes IEC61850 model, and it is (international to be then mapped as IEC103 by IE61850 model at prudential sub-station
" relay protection device interface kit standard " " international standard that the electrician committee formulates) model, finally at Prudential Master by
IEC103 model is mapped as IEC61970 (the serial state of " energy management service " that International Electrotechnical Commission formulates
Border standard) model.
The multi-level mapping of definite value model leads to the compatibling problem of the cumbersome and model of each link configuration work, increases system
Complexity, reduce the reliability of system.
Wherein, at present scheduling station according to fixed value adjusting system result be arranged in the database definite value check a reference value mistake
Cheng Zhong needs dispatcher manually by definite value typing to database since fixed value adjusting result is provided in the form of document table
In.The link larger workload, it is inefficient, and there are greater risks, it is more demanding to operator's sense of responsibility, pressure compared with
Greatly.
Summary of the invention
The purpose of the present invention is to provide a kind of relay protection device constant value distant place check methods, simplify definite value model each
The mappings work of communication link reduces manual intervention, reduces the complexity of system, improve the reliability of system, realization can
It leans on, an efficient relay protection device constant value distant place is checked.
In order to achieve the above objectives, the solution of the present invention is as follows: a kind of relay protection device constant value distant place check method, after
Electrical protective device definite value is circulated between fixed value adjusting system, scheduling station and protective relaying device with file mode；
Protective relaying device provides definite value file, and fixed value adjusting system provides reference file, and scheduling station is respectively from protective relaying device
It obtains definite value file and reference file with fixed value adjusting system and compares and obtain definite value check result.
Further, the definite value file and the reference file definite value model information containing protective relaying device, it is described
Definite value model information specifically includes device information and definite value group information；Described device information includes device whole description information；Institute
Stating definite value group information includes device definite value grouping essential information and definite value entry information daughter element；The definite value entry information includes
Definite value entry essential information and associating key word information；The actual value of the definite value file only definite value entry can be modified, other categories
Property can not be modified.
Further, the protective relaying device, scheduling station and setting management system are consistent to the resolution rules of file.
Further, scheduling station specifically comprises the following steps: from the operation that protective relaying device obtains definite value file
Scheduling station responds definite value and checks request, issues the calling order of definite value file；
Protective relaying device response definite value file calling order forms definite value file and is stored in inside device；
Protective relaying device will give scheduling station on definite value file by the file transmission order of encryption enabled；
Scheduling station is completed after receiving definite value file, and check code is waited；
Protective relaying device will send scheduling station on check code；
After scheduling station receives check code, the definite value file received is verified according to verification rule；
After scheduling station verifying definite value file is errorless, calling definite value file operation is completed.
Further, it is practical only to modify definite value by fixed value adjusting system on the basis of definite value file for the reference file
Value is formed.
Further, the comparison show that definite value check result specifically refers to: scheduling station is literary by definite value file and benchmark
Part is compared, and the definite value actual value for including in two files unanimously then thinks that definite value is checked unanimously, otherwise it is assumed that definite value is checked
It is inconsistent.
Beneficial effects of the present invention are as follows: the method for the invention are used, compared with prior art, since scheduling station exists
After accessing protective relaying device, directly by calling definite value file acquisition definite value model, without being obtained by way of table
Information model, each communication link simplify definite value model in the mappings work of each communication link without being pre-configured with work；
The file for calling relay protection device constant value operation to verify using encryption enabled and mistake proofing, rather than to fixed value information
Point is operated one by one by command mode, is reduced the complexity of system, is improved the reliability of system；Fixed value adjusting system adjusting
As a result consistent with relay protection constant value file format, the difficulty for checking definite value is reduced, the efficiency for checking definite value is improved, is realized
A reliable, efficient definite value distant place check effect.
Detailed description of the invention
Fig. 1 is that existing scheduling station is that valued methods flow chart is called in protective relaying device modeling and a distant place；
Fig. 2 is the example of definite value file in the present invention；
Fig. 3 is the flow chart of the present invention program.
Specific embodiment
Below with reference to attached drawing, technical solution of the present invention and beneficial effect are described in detail.
The invention discloses a kind of embodiment of relay protection device constant value distant place check method, relay protection device constant values
It is circulated between fixed value adjusting system, scheduling station and protective relaying device with file mode；Protective relaying device mentions
For definite value file, fixed value adjusting system provides reference file, and scheduling station is respectively from protective relaying device and fixed value adjusting system
It obtains definite value file and reference file and compares and obtain definite value check result.
Scheduling station specifically comprises the following steps: from the operation that protective relaying device obtains definite value file
Scheduling station responds definite value and checks request, issues the calling order of definite value file；
Protective relaying device response definite value file calling order forms definite value file and is stored in inside device；
Protective relaying device will give scheduling station on definite value file by the file transmission order of encryption enabled；
Scheduling station is completed after receiving definite value file, and check code is waited；
Protective relaying device will send scheduling station on check code；
After scheduling station receives check code, the definite value file received is verified according to verification rule；
After scheduling station verifying definite value file is errorless, calling definite value file operation is completed.
Then, definite value file and reference file are compared scheduling station, the definite value actual value for including in two files
It is consistent then think definite value check it is consistent, otherwise it is assumed that definite value check it is inconsistent.
Wherein, the definite value file and the reference file definite value model information containing protective relaying device, the definite value
Model information specifically includes device information and definite value group information；Described device information includes device whole description information；It is described fixed
Being worth group information includes device definite value grouping essential information and definite value entry information daughter element；The definite value entry information includes definite value
Entry essential information and associating key word information；The actual value of the definite value file only definite value entry can be modified, other attributes are not
It can modify.The protective relaying device, scheduling station and setting management system are consistent to the resolution rules of file.Reference file by
Fixed value adjusting system is only modified definite value actual value and is formed on the basis of definite value file.
Fig. 2 show a specific embodiment of definite value file in invention.
Definite value file XML (extensible markup language) file consensus using description rule, a simple relay
Protect definite value file example as shown in Fig. 2, definite value file model SettingFile includes Header " device information " and Group
" definite value group " information element.Group includes Item " definite value entry " information sub-element.
Device information include ledname " device model name ", version " device version ", setno " definite value area code " and
Updatatime " renewal time " attribute item." device model name " and " device version " is used as device description information, in definite value
Management client administration interface is shown." definite value area code " shows that the content of definite value file is the definite value content in which area of device." more
The new time " shows the specific temporal information that definite value file is formed.
Definite value group includes desc " description of definite value group " and perm " no to allow to modify " attribute item and definite value entry son member
Element.The information that " description of definite value group " is grouped as definite value, in setting management client-side management showing interface." whether allowing to modify "
Attribute designates whether this group of definite value allows to be modified.
Definite value entry includes desc " definite value clause name ", sa " associating key word ", tp " data type ", ran " definite value
Range ", ut " unit " and val " actual value " attribute item." definite value clause name ", " data type ", " limits " and " list
Essential information of the position " as definite value entry, in setting management client-side management showing interface." limits " are again as about simultaneously
Beam information prevents the setting valve of input over range when setting management client is modified and updates definite value file." actual value " is in original
Show the current definite value actual value of device in beginning definite value file, shows to adjust definite value target value in updating definite value file." association is closed
Key word " attribute belongs to device private information, is associated with for definite value entry with device internal storage information.
A kind of another specific embodiment of relay protection device constant value distant place check method is introduced in conjunction with Fig. 3.
(1) scheduling station response definite value checks request, issues the calling order of definite value file；
(2) protective relaying device response definite value file calling order forms definite value file and is stored in inside device；
(3) protective relaying device will give scheduling station on definite value file by the file transmission order of encryption enabled；
(4) scheduling station is completed after receiving definite value file, waits check code；
(5) protective relaying device will send scheduling station on check code；
(6) after scheduling station receives check code, the definite value file received is verified according to verification rule；
(7) after scheduling station verifying definite value file is errorless, calling definite value file operation is completed.
(8) fixed value adjusting system obtains definite value file from scheduling station and only modifies definite value on the basis of definite value file
The actual value of entry forms reference file.
(9) scheduling station obtains reference file from fixed value adjusting system, definite value file is obtained from device, by two files
It is compared.
(10) definite value entry actual value unanimously then thinks relay protection device constant value and benchmark definite value one in two files of
It causes, otherwise it is assumed that inconsistent.
It more than the present embodiment communicates in interaction, SM2 (national Password Management office publication is only enabled in definite value document transmission process
Ellipse curve public key cipher algorithm) Encryption Algorithm, avoid definite value file from being caused by malicious modification safety hidden in transmission link
Suffer from.Mistake proofing checking algorithm uses CRC-32-IEEE 802.3 (32 cyclic redundancy check), and recipient carries out school to definite value file
It tests, prevents from causing definite value error problem due to data content variation.
In conclusion the present invention provides a kind of relay protection device constant value distant place check method based on file mode,
Definite value model is simplified in the mappings work of each link, has unified the interactive mode and format of each link definite value model, has reduced
The complexity of system improves the reliability of system, realizes a reliable, efficient definite value distant place and checks effect.
The above examples only illustrate the technical idea of the present invention, and this does not limit the scope of protection of the present invention, all
According to the technical idea provided by the invention, any changes made on the basis of the technical scheme each falls within the scope of the present invention
Within.
Claims (6)
1. a kind of relay protection device constant value distant place check method, which is characterized in that relay protection device constant value is with file mode
It circulates between fixed value adjusting system, scheduling station and protective relaying device；Protective relaying device provides definite value file,
Fixed value adjusting system provides reference file, and scheduling station obtains definite value file from protective relaying device and fixed value adjusting system respectively
With reference file and comparison obtains definite value check result.
2. a relay protection device constant value distant place according to claim 1 check method, which is characterized in that the definite value file
The equal definite value model information containing protective relaying device with reference file, the definite value model information specifically include device information and
Definite value group information；Described device information includes device whole description information；The definite value group information includes that device definite value is grouped base
This information and definite value entry information daughter element；The definite value entry information includes that definite value entry essential information and associating key word are believed
Breath；The actual value of the definite value file only definite value entry can be modified, other attributes can not be modified.
3. a relay protection device constant value distant place according to claim 1 check method, which is characterized in that the relay protection
Device, scheduling station and setting management system are consistent to the resolution rules of file.
4. a relay protection device constant value distant place as described in claim 1 check method, which is characterized in that scheduling station is from relay
The operation that protective device obtains definite value file specifically comprises the following steps:
Scheduling station responds definite value and checks request, issues the calling order of definite value file；
Protective relaying device response definite value file calling order forms definite value file and is stored in inside device；
Protective relaying device will give scheduling station on definite value file by the file transmission order of encryption enabled；
Scheduling station is completed after receiving definite value file, and check code is waited；
Protective relaying device will send scheduling station on check code；
After scheduling station receives check code, the definite value file received is verified according to verification rule；
After scheduling station verifying definite value file is errorless, calling definite value file operation is completed.
5. a relay protection device constant value distant place as described in claim 1 check method, it is characterised in that: the reference file by
Fixed value adjusting system is only modified definite value actual value and is formed on the basis of definite value file.
6. a relay protection device constant value distant place as described in claim 1 check method, which is characterized in that it is fixed that the comparison obtains
Value check result specifically refers to: definite value file and reference file are compared scheduling station, the definite value for including in two files
Actual value unanimously then thinks that definite value is checked unanimously, otherwise it is assumed that definite value check is inconsistent.
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| CN201910388411.5A CN110165631A (en) | 2019-05-10 | 2019-05-10 | A kind of relay protection device constant value distant place check method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111404266A (en) * | 2020-02-10 | 2020-07-10 | 国电南瑞科技股份有限公司 | Remote fixed value intelligent comparison method, system and device |
| CN111564817A (en) * | 2020-06-15 | 2020-08-21 | 国网山东省电力公司电力科学研究院 | Relay protection constant value comparison method and system based on file comparison tool |
| CN113162001A (en) * | 2021-02-23 | 2021-07-23 | 广东电网有限责任公司电力调度控制中心 | Relay protection setting value instant verification method and system |
| CN113608480A (en) * | 2021-08-11 | 2021-11-05 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Fixed value checking method of extra-high voltage direct current protection device |
| CN114158217A (en) * | 2021-08-09 | 2022-03-08 | 国网江苏省电力有限公司淮安供电分公司 | Customized value streaming method of master station system |
| CN117117777A (en) * | 2023-09-01 | 2023-11-24 | 北京新亚盛创电气技术有限公司 | EMS-based power grid online relay protection constant value checking and early warning method, electronic equipment and storage medium |
| CN117217703A (en) * | 2023-09-22 | 2023-12-12 | 华能澜沧江水电股份有限公司 | Relay protection fixed value checking method, device, equipment and storage medium |
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| CN117117777A (en) * | 2023-09-01 | 2023-11-24 | 北京新亚盛创电气技术有限公司 | EMS-based power grid online relay protection constant value checking and early warning method, electronic equipment and storage medium |
| CN117117777B (en) * | 2023-09-01 | 2024-05-17 | 北京新亚盛创电气技术有限公司 | EMS-based power grid online relay protection constant value checking and early warning method, electronic equipment and storage medium |
| CN117217703A (en) * | 2023-09-22 | 2023-12-12 | 华能澜沧江水电股份有限公司 | Relay protection fixed value checking method, device, equipment and storage medium |
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Application publication date: 20190823 |