CN109581098A - The intelligent O&M test method of site protective device - Google Patents
The intelligent O&M test method of site protective device Download PDFInfo
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- CN109581098A CN109581098A CN201811338429.6A CN201811338429A CN109581098A CN 109581098 A CN109581098 A CN 109581098A CN 201811338429 A CN201811338429 A CN 201811338429A CN 109581098 A CN109581098 A CN 109581098A
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- test
- protective device
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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
Abstract
The invention discloses a kind of intelligent O&M test method of site protective device, technical problems to be solved are to improve site protective device O&M testing efficiency.The present invention establishes test module in the server of test equipment, test system is connected respectively to server and tester, configures integrated testability scheme, test the following steps are included: setting protective device software configuration identification code.The present invention is compared with prior art; the protective device software configuration identification code of test equipment acquisition test system; parse the protection type and its defencive function configuration of test system; then test module corresponding with test system is picked out; configure integral testing scheme; according to the sequence of test module in testing scheme; test equipment successively carries out defencive function test to protective device; test equipment can provide convenient, quick, intelligent O&M test for site protective device, realize that test equipment is connect and automatic test with the quick of site protective device.
Description
Technical field
The present invention relates to a kind of O&M test method of intelligent substation, especially a kind of O&M of site protective device
Test method.
Background technique
With the development of substation secondary device and network technology, intelligent substation becomes smart electric grid system (system)
Important component.A large amount of engineering practice provides good verification environment to the development and application of new technology and new equipment,
Also expose following problems simultaneously: 1. system structures are more complex, and intermediate link is more, intelligent substation protective device reliability and speed
Dynamic property reduces；2. interchanger quantity is more, configuration work amount is big, and fault incidence is wide, and construction cost and maintenance difficulties are higher；3.
Combining unit fault incidence is big, and sampled value SV net acquisition data synchronize high to clock synchronization system dependence；4. process layer
Configure complicated and changeable, installation and debugging and O&M maintenance workload are big, and reorganization and expansion difficulty is high.In order to effectively solve the above problems, industry
Interior scholar proposes site protection scheme, and site protection has protective device miniaturization, installation site, nuclear interface standardizing
The characteristics of, it can effectively solve the problem that the above problem, be one of relay protection important development direction.
Test to site protective device (device, protective device) is the important link before dispatching from the factory or putting into operation, existing skill
Art relies primarily on relay-protection tester for the test of site protective device, to tested device (site protective device) into
Row fixed value adjusting and dosage record test result by the outlet and action situation of protective device.Site protection is divided into main transformer
Protection, bus protection and route protection, respective relay protective scheme configuration is different, while because of areal variation, can also with type protection
It can configure different relay protective schemes.When testing the function of site protective device in this case, it can be related to because of test
The change of environment and the adjustment of relay-protection tester dosage mode, whole process need artificial the step of participating in excessive, so that
Test process is complicated, and testing efficiency is low.
Summary of the invention
The object of the present invention is to provide a kind of intelligent O&M test method of site protective device, the technology to be solved is asked
Topic is to improve site protective device O&M testing efficiency.
The invention adopts the following technical scheme: a kind of intelligent O&M test method of site protective device, including it is following
Step:
Step 1: setting protective device software configuration identification code
By protection series code and the corresponding relationship, apolegamy function code and apolegamy of type and basic defencive function is protected to protect
The corresponding relationship of protective function has the protective device of protection series code and apolegamy function code soft in Devices to test write-in for it
Part configures identification code, and stores；
Step 2: the server in test equipment establishes test module
Test model is made, test model is stored in the test module in server database；The test model packet
Include definite value inventory and dosage mode；
Step 3: test system is connected respectively to server and tester
Server and tester are connected to test system, and server obtains the knowledge of protective device software configuration from test system
Other code determines the basic defencive function and apolegamy defencive function of test system；
Step 4: configuration integrated testability scheme
Server selects test module from database, according to basic defencive function and apolegamy defencive function, matches in order
It sets, forms whole testing scheme；
Step 5: test
Server passes down the fixed value information of test model to tested device, controls tester and passes test mould down to tested device
The analog signals and on-off model of type.
Step one of the invention presses the corresponding relationship of hardware platform code and manufacturer's title, is written in Devices to test
The protective device software configuration identification code of hardware platform code.
For protective device software configuration identification code of the invention by three Duan Zucheng, first segment is manufacturer's hardware platform generation
Code, second segment are that manufacturer protects series code, and third section is apolegamy defencive function code.
Step two of the invention makes test model, and by Q/GDW161-2007, " route protection and auxiliary device standardization are set
Meter specification ".
Definite value inventory of the invention is to record tested device to determine the protection threshold value of primary equipment in electric system
The set of value information is equipped with definite value title and its corresponding definite value numerical value；The dosage mode be tester during the test
Apply the title and project of analog signals, on-off model to tested device respectively.
Step two test module of the invention is stored under the database subsystem catalogue of server.
Step three server of the invention according to " 61850 7-2Edition2.0 2010-08 of IEC " standardize in the
10.4.2 the message format of GetDataValues service as defined in saving, obtains protective device software configuration from test system and knows
Other code.
Step five server of the invention is according to the 16th chapter in " 61850 7-2Edition2.0 2010-08 of IEC " specification
Requirement, fixed value information is transferred to test system, test system is according to " 61850 7-2Edition2.0 2010-08 of IEC "
The requirement of the 16th chapter obtains fixed value adjusting value information in specification.
Step five server control tester of the invention passes down the analog signals of test model to tested device and opens
Signal is measured in pass, and the message of control parameter is walked according to 11.1 (09B1) the section setting standard source in " DK-PTS Series Universal communication protocol "
Format is formulated to corresponding message, descends into tester, tester is according to 11.1 in " DK-PTS Series Universal communication protocol "
The message format that (09B1) section setting standard source walks control parameter parses the message, obtains analog signals and on-off model, then
Test system is applied, is tested.
Step five server of the invention receives the outlet signal of test system, records test result.
Compared with prior art, the present invention test equipment obtains the protective device software configuration identification code of test system, solution
The protection type and its defencive function configuration of test system is precipitated, then picks out test module corresponding with test system
Come, configure integral testing scheme, according to the sequence of test module in testing scheme, test equipment successively to protective device into
The test of row defencive function, test equipment can provide convenient, quick, intelligent O&M test for site protective device, realize and survey
Examination equipment is quickly connect and automatic test with site protective device.
Detailed description of the invention
Fig. 1 is the test equipment and protective device connection schematic diagram of the embodiment of the present invention.
Fig. 2 is the protective device system configuration identification code naming method schematic diagram of the embodiment of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the intelligent O&M test method (method) of site protective device of the invention, for site
The test of line protective devices, using cable as channel, (protective device is tested dress for connecting test equipment and site protective device
Set, test system), realize the information exchange of test equipment and protective device.
In test process, test equipment sends fixed value information, analog signals and switching value to protective device through cable and believes
Number；Test equipment receives the outlet signal of protective device through cable.
Fixed value adjusting signal is Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " annex
A.2.2.1 defined signal.
Analog signals are Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " 5.3.2.2
Defined signal.
On-off model is Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " 5.3.2.3
Defined signal.
Outlet signal is Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " 5.3.2.4 rule
Fixed signal.
In the present embodiment, test equipment is protected using the PRS-7076A site of CYG Sunrui Co., Ltd.
Protect tester Ver1.00.Site protective device uses the PRS-753A/C-JG-G of CYG Sunrui Co., Ltd.
Type site line protective devices Ver1.10.The GZH-CA-01- of China Aviation Optical-Electrical Technology Co., Ltd is respectively adopted in cable
00-10910-1 (L=X/X1,16*1.5) -02202, GZH-CA-01-00-10907-3 (L=X/X1,16*1.5) -0220,
The cable of -02202 model of GZH-CA-01-00-10648-2 (L=X/X1,12*2.5).
PRS-7076A site protects tester to be equipped with server and relay protection tester (tester), and server is used and worn
That OptiPlex3046SSF type server, tester use the DK-PTS type relay protection of Nanjing pellet Dick Science and Technology Development Co., Ltd.
Tester.Server is communicated with tester using wired connection, is arranged in moveable test panel cabinet.Server and tester
It is communicated respectively with tested device using cable connection, interface is standardized test interface.
Server is to passing set value signal under tested device, and to tester to passing analog signals and switch under tested device
Amount signal is controlled, and the information of the tested device sent in tested device outlet signal is received.Tester respectively with server, quilt
The communication between device is surveyed, the DK-PTS Series Universal communication protocol having according to relay protection tester is transmitted.Server with
Communication between tested device, by the specification of 10.4.2 section in " 61850 7-2Edition2.0 2010-08 of IEC " specification
Communication.
Establishing in the database of server has subdirectory, and each subdirectory is provided with a test module, test module note
It is loaded with the test item of defencive function, is stored in the form of file under the subdirectory, the text of the entitled defencive function of file
Description, i.e., named with defencive function.Defencive function is Q/GDW161-2007 " route protection and auxiliary device standardized designs rule
Model " defencive function as defined in 5.3.2.1.
Test module foundation has test model, and test model records the specific test experiments content of test item, with text
The form of this document TXT format, is stored in test module.
The text file of test model includes two parts content: definite value inventory and dosage mode.To the text of test model
The manufacturing process of this document is the setting to this two parts content, determination.
Definite value inventory is the definite value (adjusting for recording tested device to the protection threshold value of primary equipment in electric system
Value) information set, be equipped with definite value title and its corresponding definite value numerical value, by engineering staff by Q/GDW161-2007 " route protect
Shield and auxiliary device standardized designs specification " appendix A .2.2.1 regulation, in the form of text, according to the format editor of setting
Production writes in the file of TXT format, then is stored in database after being read by server.Such as the definite value title of definite value inventory and fixed
It is worth the format of numerical value:
[variable quantity starting current definite value inventory]
Definite value title definite value numerical value
Variable quantity starting current definite value 0.200A.
Dosage mode is that test equipment applies analog quantity (analog signals) to tested device respectively during the test, opens
The title and project of (on-off model) are measured in pass, make to form list of character.Q/GDW161-2007 " line is pressed by engineering staff
Road protection and auxiliary device standardized designs specification " 5.3.2.2 and 5.3.2.3 regulation, in the form of text, according to setting
Format editing write in the file of TXT format, then be stored in database after being read by server.Such as the mould of dosage mode
The format of analog quantity, the serial number of switching value, project (analog quantity title, channel number) and numerical value (amplitude, phase, time, open/close):
[Ia1 analog quantity]
[41 channel switch amount]
Server parses the test model of engineering staff's input by the rule of the text file of editing test model
Text file, specific steps are as follows:
(1) definite value inventory parses: server is from " [variable quantity starting current definite value inventory] " by row search TXT file
Condition code starts to identify, behind there is the content of every a line number be respectively stored into the sequence of " definite value title " and " definite value numerical value "
According in library, until there is next " [×× definite value inventory] ".
(2) dosage mode parses: server searches for TXT file by row, identifies since [Ia1 analog quantity] is characterized code,
Every a line content for occurring below by " serial number ", " analog quantity title ", " amplitude ", " phase " and this state " duration "
Sequence is respectively stored into database, until there is another " [×× analog quantity] ".Ia indicates phase current.
Server is by row search TXT file, and code starts to identify characterized by [41 channel switch amount], and what is occurred below is each
Row content by " serial number ", Pass No., " open/close status " and the state " duration " sequence be stored in database in, directly
Until there is another " [×× channel switch amount] ".
After the completion of the text file analysis storage of test model, server has just obtained the corresponding definite value inventory of test model
Fixed value information, dosage mode information, accordingly obtain tester need to test system export status information.Server will be determined
Value information is converted into communication message according to the requirement of the 16th chapter in " 61850 7-2Edition2.0 2010-08 of IEC " specification,
It is transferred to test system.Test system receives after fixed value information also according to " 61850 7-2Edition2.0 2010- of IEC
08 " requirement of the 16th chapter, analytic message obtain fixed value information in standardizing.The communication completed between server and test system is handed over
Mutually.
After the completion of server and test system communication interaction, test system enters state to be measured, and tester output is waited to add
Amount mode status information: analog quantity and switching value (such as: Ia1 analog quantity, 41 channel switch amounts).Server by tester need to
The status information of test system output is converted into communicating according to the requirement of " DK-PTS Series Universal communication protocol " 11.1 (09B1)
Message is transferred to tester, and after tester receives message, each analog quantity according to the status information description in communication message is big
The requirement of small, switching value position and each state duration exports analog quantity, switching value to test system, executes test
Test.
Test system sends the outlet signal in test process to server.
Below to verify the definite value of 220kV and above circuit longitudinal current differential protection (route protection) device
For test model for the zero-sequence over-current protection of 1A, illustrate to make definite value inventory, dosage mode:
1. determining definite value inventory, the test for completing test system prepares, into state to be measured.
(1) when the zero-sequence over-current protection definite value of checking circuit protection is 1A, protective device action value is common test value, work
Cheng personnel, will by the regulation of Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " appendix A .2.2.1
The definite value inventory content verbal description of the text file of test model, the file of editing TXT format, description content and lattice
Formula are as follows:
[zero-sequence over-current protection definite value inventory]
// definite value title definite value numerical value
Zero sequence overcurrent definite value 1
[××]
(2) server is by the TXT file named with " zero-sequence over-current protection " of row search, when searching " [zero-sequence over-current protection
Definite value inventory] " when, start that " zero sequence overcurrent is fixed according to definite value title by " [zero-sequence over-current protection definite value inventory] " subsequent content
Into database, searching, which terminates this after next " [××] ", searches definite value for value " and the sequential storage of definite value numerical value " 1 "
Rope.
(3) server, will according to the requirement of the 16th chapter in " 61850 7-2Edition2.0 2010-08 of IEC " specification
The information package of " zero sequence overcurrent definite value be 1A " is converted into communication message, is transferred to test system, test system also according to
The requirement of 16th chapter, analytic message in " 61850 7-2Edition2.0 2010-08 of IEC " specification, obtain " zero sequence overcurrent guarantor
Protect the information that definite value is 1A ".
(4) test system sets 1 for the threshold of zero-sequence over-current protection function, completes the test beam worker of test system
Make, into state to be measured.
2. dosage mode is determined, to test system dosage.
(1) the dosage mode content of the text file of test model is with Chinese description, the content for needing to describe are as follows:
State 1:ua=57.7V/00, ub=57.7V/2400, uc=57.7V/1200, ia=0A/00, ib=0A/2400, ic
=0A/1200, continue 10s；No. 41 are opened into=0, and 10s is continued；
State 2:ua=57.7V/00, ub=50V/2400, uc=57.7V/1200, ia=0A/00, ib=0.97A/2400,
ic=0A/1200, continue 0.2s；No. 41 are opened into=0, t=0.2s；
State 3:ua=57.7V/00, ub=57.7V/2400, uc=57.7V/1200, ia=0A/00, ib=0A/2400, ic
=0A/1200, continue 10s；No. 41 are opened into=1, and 10s is continued.
Above-mentioned expression is directed to phase voltage, the amplitude of phase current and the phase angle of 220kV route, wherein A phase phase voltage amplitude
With phase angle uaIt indicates, B phase phase voltage amplitude and phase angle ubIt indicates, C phase phase voltage amplitude and phase angle ucIt indicates, A
Phase phase current magnitude and phase angle iaIt indicates, B phase phase current magnitude and phase angle ibIt indicates, C phase phase current magnitude and phase
Angle icIt indicates.Each phase phase voltage, phase current magnitude and phase angle in 220kV route failure free operation, table
It states as state 1, each phase phase voltage, phase current magnitude and phase under 220kV route generation B phase singlephase earth fault operating condition
Parallactic angle is expressed as state 2, acts by 220kV route protection, each phase phase voltage, phase current under excision line-breaker
Amplitude and phase angle are expressed as state 3.No. 41 (channel number) are opened into expression line-breaker trip position, and open circuit is indicated when being 0
Device can flow through electric current in closing position；Indicate that breaker in trip position, cannot flow through electric current when being 1.Under some state
Duration show the analog quantity and switching value duration of corresponding states, the time one arrives, this state terminates, it can into
Enter NextState.
(2) engineering staff presses Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " 5.3.2.2
With the regulation of 5.3.2.3, will need to describe dosage mode Content Transformation is the verbal description under test model rule, editor's system
Make the file of TXT format:
[zero-sequence over-current protection analog quantity]
[zero-sequence over-current protection switching value]
(3) server is by the TXT file named with " zero-sequence over-current protection " of row search, when searching " [zero-sequence over-current protection
Analog quantity] " when, by " [zero-sequence over-current protection analog quantity] " subsequent content according to " serial number ", " title ", " amplitude ", " phase ",
The sequential storage of " time " in the database, searches next " [××] " and stops this search to analog quantity afterwards.
Server is searched for the TXT file named with " zero-sequence over-current protection " by row down again, when searching " [zero sequence mistake
Flow protective switch amount] " when, by " [zero-sequence over-current protection switching value] " subsequent content according to " number " Pass No. " open/close shape
The sequential storage of state " " time " in the database, searches next " [××] " and stops this search afterwards.
(4) server by tester need to test system export " analog quantity " and " switching value " status information according to
The setting standard source that the 11.1st (09B1) is saved in " DK-PTS Series Universal communication protocol " walks the message format of control parameter, is formulated to
Corresponding message is transferred to tester, after tester receives message, also according in " DK-PTS Series Universal communication protocol "
The setting standard source of 11.1 (09B1) section walks the message format of control parameter, parses the message, obtains " the zero sequence that this test needs
Overcurrent protection analog quantity " and " zero-sequence over-current protection switching value " information execute testing experiment to test system dosage.
According to the configuring condition of its defencive function in test system, it is provided with identifiable " the protective device software of server
Configure identification code ".
Protective device software configuration identification code is to describe the basic relay protective scheme (basic defencive function) of test system and expand
Relay protective scheme (apolegamy defencive function) is opened up, the mark of configuring condition is indicated with identification code.Basic defencive function is Q/GDW161-
Without marking optional defencive function in 2007 Section 5.3 of " route protection and auxiliary device standardized designs specification ".Apolegamy is protected
Protective function is to mark optional in Section 5.3 of Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " or do not have
The defencive function being defined.
As shown in Fig. 2, protective device software configuration identification code by three Duan Zucheng, is connected between every section with strigula "-", the
One section is " manufacturer's hardware platform code ", is made of 2~4 characters, for identification the manufacturer of test system.Second
Section is " manufacturer protects series code ", is made of 2~5 characters, for identification the basic defencive function of test system.The
Three sections are " apolegamy defencive function code ", for identification the apolegamy defencive function of test system.
With " manufacturer's hardware platform code " table, the hardware platform code and manufacturer's title of test system are indicated
Corresponding relationship is shown in Table 1.With " manufacturer protects series code " table, the protection series code and protection class of test system are indicated
The corresponding relationship of type and basic defencive function, is shown in Table 2.With " apolegamy defencive function code " table, the apolegamy function of test system is indicated
The corresponding relationship of energy code and apolegamy defencive function, is shown in Table 3.By " manufacturer's hardware platform code " table, " manufacturer's protection
Corresponding relationship represented by series code " table and " apolegamy defencive function code " table, by engineering staff when test system is dispatched from the factory
It is write into test system and is stored by the format of " protective device software configuration identification code ".
By server after cable and test system (protective device) are directly connected to, server is according to " IEC 618507-
2Edition2.0 2010-08 " specification in 10.4.2 save as defined in GetDataValues service message format, obtain to
" the protective device software configuration identification code " for surveying device therefrom extracts " manufacturer's hardware platform code ", " manufacturer guarantor
Protect series code " and " apolegamy function code ", then according to the corresponding relationship indicated in table 1, table 2 and table 3, obtain test system
Manufacturer's information, the basic defencive function that is configured and apolegamy defencive function, transfer corresponding with defencive function title life
The test module of name, determines definite value inventory, and packing is converted into communication message, is transferred to test system；It determines dosage mode, formulates
At corresponding message, it is transferred to tester, tester tests test system test system dosage.
In the present embodiment, continue to be directed to a certain 220kV and the above voltage with CYG Sunrui Co., Ltd.
It is illustrated for grade circuit longitudinal current differential protection device.
The basic defencive function of configuration are as follows: current comparison pilot protection, ground connection and phase distance protection, zero sequence overcurrent are protected
Shield.The apolegamy defencive function of configuration are as follows: zero sequence inverse-time overcurrent protection, three phases un identical protection, overvoltage and transfer trip are protected
Shield.The overcurrent overload function of listing in the apolegamy defencive function of table 3, the impact loads such as ferroelectric, steel mill, 3/2 breaker connect
Line, as the testing procedure of zero sequence inverse-time overcurrent protection, three phases un identical protection, overvoltage and remote trip protection, just
It is not listed.
Protective device (test system) is connected respectively to server and the survey of test equipment by method of the invention through cable
Instrument is tried, the test function test test system of test equipment is started, comprising the following steps:
Step 1: setting protective device software configuration identification code
The guarantor for the test system that the hardware platform code and manufacturer's title, table 2 of the test system provided by table 1 provide
The apolegamy function code and apolegamy of shield series code and the test system for protecting type and basic defencive function, table 3 to provide are protected
The corresponding relationship of function, by engineering staff when Devices to test dispatches from the factory, for the protective device write-protection device software configuration
Identification code PRS-753A-BNX (CYG Sunrui Co., Ltd. -220kV and above circuit longitudinal electric current
Differential protection-zero sequence inverse-time overcurrent protection, three phases un identical protection, overvoltage and remote trip protection), and store.
Step 2: establishing test module in server
Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " is pressed by engineering staff, is made respectively
Current comparison pilot protection, ground connection and phase distance protection, zero-sequence over-current protection, zero sequence inverse-time overcurrent protection, three-phase are different
The test model of protection, overvoltage and remote trip protection is caused, the test respectively test model being stored in server database
In module.
Can also according to part as defined in Q/GDW161-2007 " route protection and auxiliary device standardized designs specification " or
Whole signals make test model, establish test module in server, test different test systems to facilitate.
Step 3: test system is connected respectively to the server and tester of test equipment through cable
Through cable connection to test system, the information exchange for establishing server and test system is connected for server and tester
Afterwards, server is according to as defined in 10.4.2 section in " 61850 7-2Edition2.0 2010-08 of IEC " specification
The message format of GetDataValues service, it is " PRS- that protective device software configuration identification code is obtained from test system
753A-BNX ", server is according to table 1, the corresponding relationship of table 2 and table 3, by protective device software configuration identification code
" PRS " determines test system for CYG Sunrui Co., Ltd.'s production；Pass through protective device software configuration identification code
In " 753A " be determined as 220kV and above circuit longitudinal current differential protection, basic defencive function are as follows: vertical connection
Current differential protection, ground connection and phase distance protection, zero-sequence over-current protection；By in protective device software configuration identification code
" BNX " determines apolegamy defencive function are as follows: zero sequence inverse-time overcurrent protection, three phases un identical protection, overvoltage and transfer trip are protected
Shield.
Step 4: configuration integrated testability scheme
The basic defencive function and apolegamy defencive function that server is determined according to step 2, select step 2 from database
The test module for the correspondence defencive function made forms whole testing scheme in order with postponing, testing scheme include with
Lower test module:
1. current comparison pilot protection test module,
2. ground connection and phase distance protection test module,
3. zero-sequence over-current protection test module,
4. zero sequence inverse-time overcurrent protection test module,
5. three phases un identical protection test module,
6. overvoltage and remote trip protection test module.
Step 5: test
According to the testing scheme configured in step 4, server successively executes the test of the test model in test module
Project passes down the fixed value information of test model to tested device, controls tester to tested device and passes corresponding test model down
Analog signals and on-off model receive the outlet signal of tested device.
Further by taking above-mentioned 3 zero-sequence over-current protection test module of serial number as an example, illustrate testing procedure.Zero-sequence over-current protection is surveyed
Die trial block includes 24 test models, for verifying definite value, the delay that relay protective scheme (defencive function) is related to.Verify zero sequence mistake
Stream protection definite value is the test model of 1A action value, testing procedure are as follows:
(1) server adjusts protective device
Server according to " 61850 7-2Edition2.0 2010-08 of IEC " standardize in the 16th chapter requirement, by " zero sequence
Overcurrent definite value is the information package of 1A " into message, is transferred to test system, test system is also according to " 61850 7- of IEC
2Edition2.0 2010-08 " the requirement analytic message of the 16th chapter in specification, the information of " zero sequence overcurrent definite value be 1A " is obtained,
Then test system sets 1 for the threshold of zero-sequence over-current protection function, other definite values keep initial value constant, completes test system
Test preparation.
(2) server control tester gives protective device dosage
Server will parse the analog signals of tester that test model obtains and on-off model (" analog quantity " and
" switching value " status information), control is walked according to 11.1 (09B1) the section setting standard source in " DK-PTS Series Universal communication protocol "
The message format of parameter is formulated to corresponding message, descends into DK-PTS relay protection tester, tester is also according to " DK-PTS system
Column common communication protocol " in 11.1 (09B1) section setting standard source walk the message format of control parameter and parse the message, obtain this
The analog signals and on-off model " zero-sequence over-current protection analog quantity " and " zero-sequence over-current protection switching value " that secondary test needs
Status information, then analog signals and on-off model are applied to test system, it is tested.
(3) server records returning the result for test system
Server receives the outlet signal of test system, records faithfully test result, for tester's analysis.
Method of the invention provides standardized test in the form of cable connection for tested site protective device and connects
Mouthful, protective device software configuration identification code is set in protective device.The test module of defencive function is established in server, and will
It is stored in test module database.After server completes physical connection by cable and test system, by test interface with
Site protective device realizes information exchange, obtains the protective device software configuration identification code of test system, and parsing obtains to be measured
The protection type of device and the configuration of corresponding defencive function, then test module corresponding thereto is picked out, be configured to
Whole testing scheme, is transferred to test system for fixed value information, according to the sequence of test module in testing scheme, tester according to
It is secondary that analog signals and on-off model are applied to protective device, defencive function test is carried out, receive protective device goes out message
Number.The test equipment being made of server and tester can provide convenient, quick, intelligent O&M for site protective device and survey
It tries, realizes that test equipment is tested with quickly connecting for site protective device with automatic, reach to site protective device intelligence
The purpose for changing O&M test is of great significance to O&M testing efficiency is improved.
1 manufacturer's hardware platform code of table
| Hardware platform code | Manufacturer's title |
| PRS | CYG Sunrui Co., Ltd. |
| PCS | Nanrui Jibao Electric Co., Ltd |
2 manufacturer of table protects series code
Table 3 matches defencive function code
| Match function code | Match defencive function |
| B | Zero sequence inverse-time overcurrent protection |
| N | Three phases un identical protection |
| O | Overcurrent overload function |
| D | The impact loads such as ferroelectric, steel mill |
| X | Overvoltage and remote trip protection |
| U | 3/2 breaker connection |
Claims (10)
1. a kind of intelligent O&M test method of site protective device, comprising the following steps:
Step 1: setting protective device software configuration identification code
By protection series code and protects the corresponding relationship of type and basic defencive function, matches function code and apolegamy protection function
The corresponding relationship of energy has protection series code and the protective device software of apolegamy function code to match in Devices to test write-in for it
Identification code is set, and is stored；
Step 2: the server in test equipment establishes test module
Test model is made, test model is stored in the test module in server database；The test model includes fixed
It is worth inventory and dosage mode；
Step 3: test system is connected respectively to server and tester
Server and tester are connected to test system, and server obtains the identification of protective device software configuration from test system
Code determines the basic defencive function and apolegamy defencive function of test system；
Step 4: configuration integrated testability scheme
Server selects test module from database, according to basic defencive function and apolegamy defencive function, configures in order, shape
Integral testing scheme；
Step 5: test
Server passes down the fixed value information of test model to tested device, controls tester to tested device and passes test model down
Analog signals and on-off model.
2. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
One presses the corresponding relationship of hardware platform code and manufacturer's title, is written with the protection dress of hardware platform code in Devices to test
Set software configuration identification code.
3. the intelligent O&M test method of site protective device according to claim 2, it is characterised in that: the protection
Device software configures identification code by three Duan Zucheng, and first segment is manufacturer's hardware platform code, and second segment is manufacturer guarantor
Series code is protected, third section is apolegamy defencive function code.
4. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Two production test models, by Q/GDW161-2007 " route protection and auxiliary device standardized designs specification ".
5. the intelligent O&M test method of site protective device according to claim 4, it is characterised in that: the definite value
Inventory is to record tested device to the set of the fixed value information of the protection threshold value of primary equipment in electric system, is equipped with definite value
Title and its corresponding definite value numerical value；The dosage mode is that tester applies simulation to tested device respectively during the test
Measure the title and project of signal, on-off model.
6. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Two test modules are stored under the database subsystem catalogue of server.
7. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Three servers are according to as defined in 10.4.2 section in " 61850 7-2Edition2.0 2010-08 of IEC " specification
The message format of GetDataValues service, obtains protective device software configuration identification code from test system.
8. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Five servers pass fixed value information according to the requirement of the 16th chapter in " 61850 7-2Edition2.0 2010-08 of IEC " specification
It is defeated by test system, test system is obtained according to the requirement of the 16th chapter in " 61850 7-2Edition2.02010-08 of IEC " specification
Obtain fixed value adjusting value information.
9. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Five servers control tester passes down the analog signals and on-off model of test model to tested device, according to " DK-PTS
Series Universal communication protocol " in 11.1 (09B1) section setting standard source walk control parameter message format be formulated to corresponding report
Text descends into tester, and tester is according to 11.1 (09B1) the section setting standard source in " DK-PTS Series Universal communication protocol "
The message format of step control parameter parses the message, obtains analog signals and on-off model, then apply to test system, carries out
Test.
10. the intelligent O&M test method of site protective device according to claim 1, it is characterised in that: the step
Rapid five server receives the outlet signal of test system, records test result.
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| CN111458585A (en) * | 2020-04-16 | 2020-07-28 | 国网湖南省电力有限公司 | Automatic detection method and device for in-place line protection device based on automatic construction of use case |
| CN111564821A (en) * | 2020-04-17 | 2020-08-21 | 许昌许继软件技术有限公司 | Automatic configuration method of on-site management unit |
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| CN111458585B (en) * | 2020-04-16 | 2022-06-21 | 国网湖南省电力有限公司 | Automatic detection method and device for in-place line protection device based on automatic construction of use case |
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Application publication date: 20190405 |