CN107300647A - A kind of intelligent substation relay protection distributed test method - Google Patents
A kind of intelligent substation relay protection distributed test method Download PDFInfo
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- CN107300647A CN107300647A CN201710423165.3A CN201710423165A CN107300647A CN 107300647 A CN107300647 A CN 107300647A CN 201710423165 A CN201710423165 A CN 201710423165A CN 107300647 A CN107300647 A CN 107300647A
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- test
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- test terminal
- signal generator
- protective relaying
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention relates to a kind of intelligent substation relay protection distributed test method, the irrational deficiency of protective relaying device method of testing in the prior art is solved.A kind of intelligent substation relay protection distributed test method that the present invention is provided; multiple distributed signal generators are connected with test terminal using spare fibre; to be tested protective relaying device by testing terminal test; test process is directly perceived, continuous, is conducive to improving the certainty of protective relaying device check test；When testing protective relaying device, test terminal can be tested multiple relay protectors simultaneously, reduce the labor intensity of technical staff；One-touch check test is realized in intelligent substation scene relay protection, improves testing efficiency, and scene is adaptable.
Description
Technical field
The present invention relates to the method for testing of electric network protection device, more particularly to a kind of intelligent substation relay protection are distributed
Method of testing.
Background technology
The major function of power network is that by power end electric energy is delivered into load side, with for users to use.To ensure power network
Stable operation, access has a variety of protection devices in power network, to cut off the failure in power network in power network local fault, keeps away
Exempt from electric grid large area failure.Protection device answers routine test, it is to avoid protection device tripping causes electric network fault.
When testing in the prior art protection device, method of testing is unreasonable, causes protection device testing efficiency low, and
And, easily occur the problems such as test leakage, wrong survey in actual test.
The content of the invention
A kind of intelligent substation relay protection distributed test method that the present invention is provided, it is intended to overcome prior art to relay
The irrational deficiency of electrical protective device method of testing.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of intelligent substation relay protection point
Cloth method of testing, comprises the following steps：
A, using live spare fibre by least two distributed signal generators with test terminal be connected, test terminal and
At least two distributed signal generators are communicated by spare fibre；
All distributed signal generators being connected with test terminal of b, test terminal inquiry, and according to the mark of spare fibre
Label detect whether there is wiring error, there is wiring error, and next step is entered after modification, is directly entered during in the absence of wiring error
Enter next step；
C, in test terminal the test parameter list of protective relaying device to be measured is set, makes distributed signal generator
Numbering is corresponded with the numbering in protective relaying device test parameter list to be measured, and is passed test parameter using spare fibre
Transport to distributed signal generator；
E, regulation test terminal clock, the clock of distributed signal generator, make the clock and distribution of test terminal
The clock of signal generator is synchronous；
F, test terminal clock it is synchronous with the clock of distributed signal generator in the state of, start test；
G, test terminal are when receiving protective relaying device GOOSE message to be measured and confirming protection act, synchronous averaging point
Cloth signal generator state switches；
H, distributed signal generator export next shape according to the status switching instruction of test parameter list and test terminal
State signal records live action feedback information to terminal, distributed signal generator is tested；
Test ending message is fed back to test terminal by i, distributed signal generator after END instruction is received；
J, distributed signal generator transmit test signal output data and live action feedback data to test terminal；
K, test terminal are dynamic according to live action information, each distributed signal generator test signal output data, scene
Make feedback data formation test result；
L, test terminal preserve test result, and test terminates.
A kind of optional scheme, the inserting step d between step c and step e, the step d：Need to check relay to be measured
During the definite value of protection device, test terminal reads the definite value of protective relaying device to be measured, and by the definite value of the reading with it is to be measured after
The standard value of electrical protective device is compared, when definite value is consistent with standard value, into step e, when definite value and inconsistent standard value
Stop the test of the protective relaying device.The step mainly for detection of protective relaying device definite value and standard value whether one
Cause, so as to be effectively prevented from protection device mistake survey, improve the degree of accuracy of protective relaying device test.
A kind of END instruction in optional scheme, the step i is sent by test terminal.The program is easy to operate, skill
Art personnel can easily control to test whether to terminate, and optimize the performance of test terminal.
A kind of END instruction in optional scheme, the step i is terminated by test parameter list information in signal output
Test ending message is sent to distributed signal generator afterwards.Program test parameter list information carries END instruction, letter
Change operation during relay protection test, reduce the labor intensity of technical staff.
Tested in a kind of optional scheme, the step l after terminal preserves test result and pass through test result on network
Reach Cloud Server.Test result is uploaded to Cloud Server, related technical staff can easily consult, analyze, favorably
In the maintenance of power network.
Compared with prior art, a kind of intelligent substation relay protection distributed test method that the present invention is provided, has
Following advantage：Multiple distributed signal generators are connected by the method for testing using spare fibre with test terminal, with by surveying
Try terminal test and be tested protective relaying device, test process is directly perceived, continuous, is conducive to improving protective relaying device check test
Certainty；When testing protective relaying device, test terminal can be tested multiple relay protectors simultaneously, reduced
The labor intensity of technical staff；One-touch check test is realized in intelligent substation scene relay protection, improves testing efficiency, scene
It is adaptable.
Embodiment
A kind of intelligent substation relay protection distributed test method of the present invention is described further below.Following reality
Apply example to be only used for helping skilled in the art to understand the present invention, be not limitation of the present invention.
Relay protection test refers to test protective relaying device using test equipment, to verify protective relaying device
Whether can be operating normally, it is to avoid in grid collapses, protective relaying device tripping causes electric grid large area failure.Relay
Protect test should easy to operate, test it is accurate.
A kind of intelligent substation relay protection distributed test method, comprises the following steps：
A, using live spare fibre by least two distributed signal generators with test terminal be connected, test terminal and
At least two distributed signal generators are communicated by spare fibre；Signal generator, test terminal are of the prior art
Conventional equipment, distributed signal generator is connected with protective relaying device；
All distributed signal generators being connected with test terminal of b, test terminal inquiry, and according to the mark of spare fibre
Label detect whether there is wiring error, there is wiring error, next step are entered after modification, it is wrong that reclosing wiring can exclude wiring
By mistake, it is directly entered next step during in the absence of wiring error；
C, in test terminal the test parameter list of protective relaying device to be measured is set, makes distributed signal generator
Numbering is corresponded with the numbering in protective relaying device test parameter list to be measured, and is passed test parameter using spare fibre
Transport to distributed signal generator；
Step d is optional step, the step d：When needing to check the definite value of protective relaying device to be measured, test terminal is read
The definite value of protective relaying device to be measured is taken, and the definite value of the reading and the standard value of protective relaying device to be measured are compared,
When definite value is consistent with standard value, into step e, definite value stops the test of the protective relaying device with standard value when inconsistent, stop
Only the test of the protective relaying device refers to stop definite value and the test of the inconsistent protective relaying device of standard value, has no effect on
The test of other protective relaying devices, it is to be tested finish after, the protective relaying device inconsistent to definite value and standard value is individually surveyed
Examination；
E, regulation test terminal clock, the clock of distributed signal generator, make the clock and distribution of test terminal
The clock of signal generator is synchronous；
F, test terminal clock it is synchronous with the clock of distributed signal generator in the state of, start test；
G, test terminal are when receiving protective relaying device GOOSE message to be measured and confirming protection act, synchronous averaging point
Cloth signal generator state switches；
H, distributed signal generator export next shape according to the status switching instruction of test parameter list and test terminal
State signal records live action feedback information to terminal, distributed signal generator is tested；
Test ending message is fed back to test terminal by i, distributed signal generator after END instruction is received；
END instruction in the step i is sent by test terminal；
Or, the END instruction in the step i is tied test after signal output terminates by test parameter list information
Beam information is sent includes END instruction to distributed signal generator, i.e. parameter list information；
J, distributed signal generator transmit test signal output data and live action feedback data to test terminal；
K, test terminal are dynamic according to live action information, each distributed signal generator test signal output data, scene
Make feedback data formation test result；
L, test terminal preserve test result, and test terminates.Test terminal passes through test result after preserving test result
Network is uploaded to Cloud Server, so that related personnel consults.
Such scheme is relative to prior art, and relay protection test is simple to operate, and testing efficiency is high, reduces technical staff
Labor intensity.
The section Example of the present invention is described in detail above.Those skilled in the art are read after this specification,
Based on technical scheme, above-described embodiment can be modified, these modifications still fall within protection scope of the present invention.
Claims (5)
1. a kind of intelligent substation relay protection distributed test method, it is characterised in that comprise the following steps：
A, using live spare fibre at least two distributed signal generators be connecteds with test terminal, test terminal and at least
Two distributed signal generators are communicated by spare fibre；
All distributed signal generators being connected with test terminal of b, test terminal inquiry, and examined according to the label of spare fibre
Survey and whether there is wiring error, there is wiring error, next step is entered after modification, is directly entered down during in the absence of wiring error
One step；
C, in test terminal the test parameter list of protective relaying device to be measured is set, makes the numbering of distributed signal generator
With in protective relaying device test parameter list to be measured numbering correspond, and using spare fibre by test parameter transmit to
Distributed signal generator；
E, regulation test terminal clock, the clock of distributed signal generator, make the clock and distributed signal of test terminal
The clock of generator is synchronous；
F, test terminal clock it is synchronous with the clock of distributed signal generator in the state of, start test；
G, test terminal are when receiving protective relaying device GOOSE message to be measured and confirming protection act, and synchronous averaging is distributed
Signal generator state switches；
H, distributed signal generator are according to test parameter list and the status switching instruction output NextState letter of test terminal
Number to test terminal, distributed signal generator record live action feedback information；
Test ending message is fed back to test terminal by i, distributed signal generator after END instruction is received；
J, distributed signal generator transmit test signal output data and live action feedback data to test terminal；
K, test terminal are anti-according to live action information, each distributed signal generator test signal output data, live action
Present data formation test result；
L, test terminal preserve test result, and test terminates.
2. a kind of intelligent substation relay protection distributed test method according to claim 1, it is characterised in that：In step
Rapid inserting step d between c and step e, the step d：When needing to check the definite value of protective relaying device to be measured, test terminal is read
The definite value of protective relaying device to be measured is taken, and the definite value of the reading and the standard value of protective relaying device to be measured are compared,
When definite value is consistent with standard value, into step e, definite value stops the test of the protective relaying device with standard value when inconsistent.
3. a kind of intelligent substation relay protection distributed test method according to claim 1, it is characterised in that：It is described
END instruction in step i is sent by test terminal.
4. a kind of intelligent substation relay protection distributed test method according to claim 1, it is characterised in that：It is described
END instruction in step i is sent test ending message to distribution after signal output terminates by test parameter list information
Signal generator.
5. a kind of intelligent substation relay protection distributed test method according to claim 1, it is characterised in that：It is described
Test result is uploaded to Cloud Server by network after test terminal preservation test result in step l.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108802547A (en) * | 2018-06-12 | 2018-11-13 | 国网江苏省电力有限公司电力科学研究院 | A kind of relay protection device of intelligent substation Auto-Test System and method based on cloud storage |
| CN109687411A (en) * | 2018-12-28 | 2019-04-26 | 国网浙江省电力有限公司电力科学研究院 | A kind of definite value simultaneously operating method and apparatus for distributed element protection |
| CN109787186A (en) * | 2017-11-15 | 2019-05-21 | 中国电力科学研究院有限公司 | A kind of multistage power grid wide area definite value check method and system based on cloud platform |
| CN110470933A (en) * | 2019-08-27 | 2019-11-19 | 小波科技有限公司 | A kind of distributed intelligence substation relay protection test device |
| CN110471354A (en) * | 2019-08-27 | 2019-11-19 | 小波科技有限公司 | A kind of controlling terminal structure |
| CN110519000A (en) * | 2019-08-27 | 2019-11-29 | 小波科技有限公司 | A kind of distributed signal generator |
| CN111487492A (en) * | 2020-04-20 | 2020-08-04 | 国网河南省电力公司新乡供电公司 | Digital input power amplifier and test system of distributed relay protection system |
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| CN109787186A (en) * | 2017-11-15 | 2019-05-21 | 中国电力科学研究院有限公司 | A kind of multistage power grid wide area definite value check method and system based on cloud platform |
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| CN110470933A (en) * | 2019-08-27 | 2019-11-19 | 小波科技有限公司 | A kind of distributed intelligence substation relay protection test device |
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| CN111487492A (en) * | 2020-04-20 | 2020-08-04 | 国网河南省电力公司新乡供电公司 | Digital input power amplifier and test system of distributed relay protection system |
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Application publication date: 20171027 |