CN104375501A - Substation area protection adjusting method for intelligent substation - Google Patents
Substation area protection adjusting method for intelligent substation Download PDFInfo
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- CN104375501A CN104375501A CN201410636385.0A CN201410636385A CN104375501A CN 104375501 A CN104375501 A CN 104375501A CN 201410636385 A CN201410636385 A CN 201410636385A CN 104375501 A CN104375501 A CN 104375501A
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- debugging
- territory
- substation
- test
- area protection
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a substation area protection adjusting method for an intelligent substation. The substation area protection adjusting method for the intelligent substation includes the specific adjusting steps that (1), a substation area protection monomer device is adjusted, and (2), a substation area protection subsystem is adjusted, wherein firstly a communication network system is adjusted, and the adjustment process includes communication network physical link testing, VLAN partition and isolation testing and network overall performance testing; secondly, a clock synchronization system is adjusted; thirdly, substation area protection whole-set driving testing is carried out and includes sampling value testing, protection whole-set driving and whole-set driving adjustment; fourthly, a monitor system is adjusted. The adjusting method is obtained by combination with an adjustment experience of practical engineering of a new generation of 110 kV intelligent substations in the Tianjin high-tech park, summary of the overall processes of substation area protection adjustment, and analysis of related key technical issues, and has extremely high operability and practicability.
Description
Technical field
The invention belongs to intelligent substation debugging efforts, territory, especially a kind of intelligent substation station protective debugging method.
Background technology
Along with carrying out of State Grid Corporation of China's intelligent grid construction, intelligent substation also obtains tremendous development as the important component part of intelligent grid and key link.Normal procedure intelligent transformer station development and application is in recent years more extensive and ripe, and High-tech Park, the Tianjin 110kV New Generation of Intelligent transformer station etc. of pilot presents new feature, new technology, as territory, the station defencive function etc. in stratification protection system in the recent period.This just requires that electrical secondary system commissioning staff will grasp new feature, the new technology of New Generation of Intelligent transformer station in time, the debugging technique that research is applicable to New Generation of Intelligent transformer station just can carry out debugging efforts, thus ensure New Generation of Intelligent transformer station and power network safety operation at different levels, therefore to meet the related commissioning method and technology of New Generation of Intelligent transformer station just extremely urgent for research and probe.At present, territory protective debugging technology of standing still is in the starting stage, and most of professional commissioning staff understands less, more without overall specification and the flow process of related commissioning technology to territory, station protection concept and adjustment method.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, territory, a kind of intelligent substation station protective debugging method is provided.
The present invention solves its technical matters and takes following technical scheme to realize:
A kind of territory, intelligent substation station protective debugging method, is characterized in that: concrete debugging step is:
(1) territory protection monomer unit of standing is debugged, protective device monomer debugging efforts must be carried out before subsystem debugging, to verify the function of monomer protective device, monomer unit comprise to station territory protect relevant merging intelligent cell, stand territory protective device, fault wave recording device and network analyzer;
(2) territory protection subsystem of standing debugging, comprises successively:
1. communications network system debugging, comprises the test of communication network physical link, VLAN division and isolation test and network synthesis performance test;
2. clock system debugging;
3. whole group of transmission test is protected in territory, station, comprises sampled value test, protects whole group of transmission and whole group of transmission debugging;
4. supervisory system debugging.
And it is invalid that described sampled value test uses digital relay protection tester to be set to the quality position of partial data passage in sampled value by different frequencies, and the situation that quality position is invalid appears in the sampled value that hypothetical mergers unit sends.
And; described sampled value test uses the partial data of a wherein road sampled value in digital relay protection tester simulation double A/D to distort; and its quality position is effective, simulation distortion numerical value reduces or is increased to be greater than protection definite value respectively, checking protective device functional realiey situation.
Advantage of the present invention and good effect are:
1, the present invention is according to practical engineering experience; study the overall flow of a set of intelligent substation station territory protective debugging work summed up; by have studied key issue in each subsystem debug process; and propose relevant solution, for the work of New Generation of Intelligent substation areas of transformer station protective debugging provides way.
2, the present invention is in conjunction with the commissioning experience of High-tech Park, Tianjin 110kV New Generation of Intelligent transformer station Practical Project, summarizes territory, station protective debugging overall flow, analyzes the adjustment method that relevant key technical problem draws, have very strong operability and practicality.
Embodiment
Below by specific embodiment, the invention will be further described, and following examples are descriptive, is not determinate, can not limit protection scope of the present invention with this.
A kind of territory, intelligent substation station protective debugging method, concrete debugging step is:
(1) territory protection monomer unit of standing is debugged, protective device monomer debugging efforts must be carried out before subsystem debugging, to verify the function of monomer protective device, monomer unit comprise to station territory protect relevant merging intelligent cell, stand territory protective device, fault wave recording device and network analyzer;
(2) territory protection subsystem of standing debugging, comprises successively:
1. communications network system debugging, comprises the test of communication network physical link, VLAN division and isolation test and network synthesis performance test;
2. clock system debugging;
3. whole group of transmission test is protected in territory, station, and comprise sampled value test, protect whole group of transmission and whole group of transmission debugging, wherein, the impact of sampled value test result on relay protective scheme has following 2 points:
The invalid impact on relay protective scheme in a sampled value quality position; the accumulated quantity of sampled value quality position invalidated identification at the appointed time in scope or frequency exceed protection allowed band; relevant defencive function answers instantaneous reliable locking; should normally drop into the defencive function that this exception is irrelevant; sampled value is recovered normally, and the defencive function be blocked should opening in time.Digital relay protection tester can be used during test to be set to the quality position of partial data passage in sampled value by different frequencies invalid, there is the situation that quality position is invalid in the sampled value that hypothetical mergers unit sends.
The impact of b sampled value distortion on relay protective scheme, generally has double A/D converter, to increase the reliability of protective device in the protection of territory, station and other protective devices.Require in double A/D sampled data in relay protective scheme, when wherein distortion appears in a road sample values, relevant defencive function answers locking.
Use the partial data of a wherein road sampled value in digital relay protection tester simulation double A/D to distort during test, and its quality position is effective, simulation distortion numerical value reduces or is increased to be greater than protection definite value respectively, checking protective device functional realiey situation.
4. supervisory system debugging.
Protective relaying device maintenance mechanism test in native system is mainly comprised:
A, protective device GOOSE and MMS message maintenance quality correctly should be able to reflect that the throwing of protective device maintenance pressing plate is moved back;
B, only when maintenance quality and this turnaround of unit state consistency of the SV message received, SV message is participation protective logic, the defencive function otherwise locking is correlated with;
C, only when the GOOSE message maintenance quality received and this turnaround of unit state consistency, GOOSE message just participates in this device logic, otherwise also locking is correlated with defencive function.
Mainly following methods is used in test process:
A, controlling the maintenance quality of itself GOOSE and MMS message by throwing surrender protection unit maintenance pressing plate, determining the correctness of overhauling quality by message analysis instrument.
Debugging plan before b, use carries out the test of SV, GOOSE maintenance mechanism; permutation and combination analysis is carried out to all secondary devices associated therewith; move back state by the various throwing of combination maintenance pressing plate, and verify the correctness of protective device, merging intelligent cell maintenance cooperation mechanism.
Although disclose embodiments of the invention for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the present invention and claims, various replacement, change and amendment are all possible, therefore, scope of the present invention is not limited to the content disclosed in embodiment and accompanying drawing.
Claims (3)
1. territory, an intelligent substation station protective debugging method, is characterized in that: concrete debugging step is:
(1) territory protection monomer unit of standing is debugged, protective device monomer debugging efforts must be carried out before subsystem debugging, to verify the function of monomer protective device, monomer unit comprise to station territory protect relevant merging intelligent cell, stand territory protective device, fault wave recording device and network analyzer;
(2) territory protection subsystem of standing debugging, comprises successively:
1. communications network system debugging, comprises the test of communication network physical link, VLAN division and isolation test and network synthesis performance test;
2. clock system debugging;
3. whole group of transmission test is protected in territory, station, comprises sampled value test, protects whole group of transmission and whole group of transmission debugging;
4. supervisory system debugging.
2. territory, intelligent substation station according to claim 1 protective debugging method; it is characterized in that: it is invalid that described sampled value test uses digital relay protection tester to be set to the quality position of partial data passage in sampled value by different frequencies, and the situation that quality position is invalid appears in the sampled value that hypothetical mergers unit sends.
3. territory, intelligent substation station according to claim 1 protective debugging method; it is characterized in that: described sampled value test uses the partial data of a wherein road sampled value in digital relay protection tester simulation double A/D to distort; and its quality position is effective; simulation distortion numerical value reduces or is increased to be greater than protection definite value respectively, checking protective device functional realiey situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410636385.0A CN104375501A (en) | 2014-11-06 | 2014-11-06 | Substation area protection adjusting method for intelligent substation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410636385.0A CN104375501A (en) | 2014-11-06 | 2014-11-06 | Substation area protection adjusting method for intelligent substation |
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| CN104375501A true CN104375501A (en) | 2015-02-25 |
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| CN201410636385.0A Pending CN104375501A (en) | 2014-11-06 | 2014-11-06 | Substation area protection adjusting method for intelligent substation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935079A (en) * | 2015-06-05 | 2015-09-23 | 天津送变电工程公司 | Station-domain protection system of intelligent transformer station and function debugging method of system |
| CN105226823A (en) * | 2015-10-22 | 2016-01-06 | 南京国电南自电网自动化有限公司 | Territory, a kind of station O&M support platform |
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| CN102901881A (en) * | 2011-07-26 | 2013-01-30 | 上海市电力公司 | On-site debugging method for digital substation |
| CN103235277A (en) * | 2013-03-29 | 2013-08-07 | 国家电网公司 | Integration adjusting device for online monitoring system of intelligent converting station capacitive device |
| CN103308811A (en) * | 2013-06-27 | 2013-09-18 | 国家电网公司 | Debugging device for substation subsystem of the voltage of 750 kilovolts |
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2014
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Patent Citations (4)
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| JPH08106379A (en) * | 1994-10-04 | 1996-04-23 | Meidensha Corp | Basic language processor |
| CN102901881A (en) * | 2011-07-26 | 2013-01-30 | 上海市电力公司 | On-site debugging method for digital substation |
| CN103235277A (en) * | 2013-03-29 | 2013-08-07 | 国家电网公司 | Integration adjusting device for online monitoring system of intelligent converting station capacitive device |
| CN103308811A (en) * | 2013-06-27 | 2013-09-18 | 国家电网公司 | Debugging device for substation subsystem of the voltage of 750 kilovolts |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935079A (en) * | 2015-06-05 | 2015-09-23 | 天津送变电工程公司 | Station-domain protection system of intelligent transformer station and function debugging method of system |
| CN105226823A (en) * | 2015-10-22 | 2016-01-06 | 南京国电南自电网自动化有限公司 | Territory, a kind of station O&M support platform |
| CN105226823B (en) * | 2015-10-22 | 2017-07-25 | 南京国电南自电网自动化有限公司 | One kind station domain O＆M support platform |
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Application publication date: 20150225 |