CN107340436A - A kind of intelligent substation relay protection sampled data exception analog detection method - Google Patents
A kind of intelligent substation relay protection sampled data exception analog detection method Download PDFInfo
- Publication number
- CN107340436A CN107340436A CN201610273066.7A CN201610273066A CN107340436A CN 107340436 A CN107340436 A CN 107340436A CN 201610273066 A CN201610273066 A CN 201610273066A CN 107340436 A CN107340436 A CN 107340436A
- Authority
- CN
- China
- Prior art keywords
- protective relaying
- relaying device
- messages
- numerical value
- simulate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The present invention relates to a kind of intelligent substation relay protection sampled data exception analog detection method, methods described includes：It is abnormal using the tester simulation SV messages of the protective relaying device, and abnormal SV messages are sent to the protective relaying device；It is abnormal using the tester simulation GOOSE message of the protective relaying device, and abnormal GOOSE message is sent to the protective relaying device；The protection signal returned according to the protective relaying device tests the protective relaying device and whether there is malfunction.Method provided by the invention; can be according to the signature analysis to SV messages Exception Type, GOOSE message Exception Type; choose typical test point and form test template; and collect the abnormal data occurred in operation station; realize that abnormal data plays back; protection device is influenceed by testing abnormal data, improves the test job of the action behavior on relay protection device of intelligent substation in the case of abnormal data influence.
Description
Technical field
The present invention relates to intelligent substation device exception simulation test field, and in particular to a kind of intelligent substation relay protection sampling
Data exception analog detection method.
Background technology
The relay protection of intelligent substation has no longer been traditional single device but a system, the sampling of intelligent substation
Pattern, which have passed through middle conversion, could enter protection device progress logic judgment, and this just proposes higher to the test of relay protection
It is required that.
The abnormal influence to relay protection occurred in transmission mechanism and transmitting procedure is sampled for transformer station process layer data,
SV and GOOSE various abnormal conditions are analyzed, and abnormal simulation join protection is carried out using test equipment and tested
Checking.Under various abnormal conditions, the alarm signal of protective relaying device, warning message, protection act correctness and dynamic are analyzed
Make the time, processing defect of the relay protection device of intelligent substation to sampling abnormal mechanism is found, to related specifications and standard formulation
Reliable data and foundation are provided.It is different to be incorporated in the largely sampling that in test process and intelligent substation scene runs into or occurred
Often, the database in terms of the sample information normative testing of relay protection is formd, template has been worked out to each abnormal conditions,
The ATL of data exception simulation is formd, follow-up test job is facilitated, have studied the protection act behavior under abnormal conditions
With anti-error measure, reference is provided for tester and field operator's process problem, to the test of intelligent station relay protection and
Safe and stable operation is significant.
The content of the invention
The present invention provides a kind of intelligent substation relay protection sampled data exception analog detection method, and the purpose is to reported according to SV
The signature analysis of literary Exception Type, GOOSE message Exception Type, choose typical test point and form test template, and collect operation
The abnormal data occurred in standing, realize that abnormal data plays back, protection device is influenceed by testing abnormal data, improved to intelligence
The test job of action behavior of the transforming plant protecting device in the case of abnormal data influence.
The purpose of the present invention is realized using following technical proposals：
A kind of intelligent substation relay protection sampled data exception analog detection method, it is theed improvement is that, including：
It is abnormal using the tester simulation SV messages of the protective relaying device, and abnormal SV messages are sent to the relay and protected
Protection unit；
It is abnormal using the tester simulation GOOSE message of the protective relaying device, and abnormal GOOSE message is sent to described
Protective relaying device；
The protection signal returned according to the protective relaying device tests the protective relaying device and whether there is malfunction, if institute
The action of protective relaying device starting protection is stated, then the protective relaying device has malfunction.
Preferably, the tester using the protective relaying device simulates SV message exceptions, including：
Simulate SV messages configuration parameter and link is abnormal；
It is abnormal to simulate SV packet sampling delay paths value；
It is inconsistent to simulate the double AD of SV packet samplings value；
Simulate SV message frame losings；
Simulate the distortion of SV packet samplings value；
It is invalid to simulate SV packet sampling value qualities；
Simulate the maintenance of SV packet sampling values quality.
Preferably, the tester using the protective relaying device simulates GOOSE message exception, including：
Simulate GOOSE message configuration parameter and link is abnormal；
Simulate GOOSE message displacement situation and Receive sequence number StNum and SqNum are abnormal.
Further, the simulation SV configuration parameters and link include extremely：
The MAC destination address numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The APPID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SVID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
Version number's numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SV messages are stopped paying out, and the energizing quantity from other intervals is applied to the protective relaying device；
The simulation SV sampling time delay channel values include extremely：
Sampling time delay passage numerical value in the SV messages is changed, delay is more than 2000us, and applied to the protective relaying device
Add energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and does not change, and to described
Protective relaying device applies energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, is protected without restarting
Shield, and energizing quantity is applied to the protective relaying device；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, protection need to be restarted,
And energizing quantity is applied to the protective relaying device；
The double AD of the simulation SV packet samplings value it is inconsistent including：
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is normal duty, and AD2 numerical value is more than dynamic
Work value output；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value exports more than working value, and AD2 numerical value is
Normal duty；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value meets entry condition, and AD2 numerical value is more than
Working value exports；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is exported more than working value, and AD2 numerical value is expired
Sufficient entry condition；
Double AD numerical value of current channel in the SV messages are changed, wherein, it is defeated that AD1 numerical value and AD2 numerical value are all higher than working value
Go out and AD1 numerical value ≠ AD2 numerical value；
The simulation SV message frame losings include：
A frame SV messages are lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Two frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Three frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Four frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
The simulation SV packet samplings value distortion includes：
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point crest fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point trough fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some crests fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some troughs fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, crest and trough respectively a little fly 40 respectively
Again, 20 times, 10 times and 2 times of setting valves；
The simulation SV packet sampling value qualities it is invalid including：
It is more invalid per cycle to simulate voltage and current channel quality position in the SV messages, and the protective relaying device is applied
Energizing quantity；
Voltage and current channel quality position in the SV messages is simulated per invalid 2 points of cycle, and to the protective relaying device to apply
Energizing quantity；
It is invalid to simulate voltage and current channel quality position in the SV messages, the protective relaying device is applied after recovery and encouraged
Amount, and check the latch open time of the protective relaying device defencive function；
The simulation SV packet sampling values quality maintenance includes：
To simulate the SV packet samplings value and do not put maintenance, the protective relaying device does not throw maintenance pressing plate, and to the relay protection
Device applies energizing quantity；
Simulate the SV packet samplings value and put maintenance, the protective relaying device does not throw maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
Simulate the SV packet samplings value and do not put maintenance, the protective relaying device throws maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
To simulate the SV packet samplings value and put maintenance, the protective relaying device throws maintenance pressing plate, and to the protective relaying device
Apply energizing quantity；
Simulate the protective relaying device and do not throw maintenance pressing plate, the SV messages recover normal after putting maintenance, and the relay is protected
Protection unit applies energizing quantity, checks the latch open time of the protective relaying device defencive function.
Further, the simulation GOOSE message configuration parameter and link include extremely：
The MAC destination address numerical value of the GOOSE message is changed, and applies the report of the information containing displacement to the protective relaying device
Text；
The APPID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GOID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GoCBRef numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The DatSet numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Version number's numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Stop paying out the GOOSE message；
The simulation GOOSE message displacement situation and Receive sequence number StNum and SqNum include extremely：
1, SqNum is added to be zeroed with respect to former frame message without displacement information, StNum in the GOOSE message data set；
The GOOSE message data are concentrated with conjugating information, but StNum is identical with former frame message, and SqNum keeps being incremented by；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum incremental with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to successively decrease with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to be zeroed with respect to former frame message.
Beneficial effects of the present invention：
(1) a kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, comprehensive various experiments
Room and field data, research is wide, and research type is more, and experimental method is various, laboratory facilities simple and flexible, and it is one in the past to compare
The technical lifting of kind.
(2) a kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, can be applied to relay
The detection experiment of protection device, abnormal setting simple and flexible is simulated, and the various exceptions done are compiled into template, formed abnormal
Test simulation database, a variety of SV exceptions GOOSE abnormality test templates, calling module are included in abnormal simulation test database
The i.e. exportable abnormal data, embodied in the form of ATL, substantially increase testing efficiency.
(3) a kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, a large amount of scenes are collected
Abnormal data, live abnormal data situation is reduced in the form of fault recurrence, really simulate live abnormal conditions test and protection is filled
The influence put.
(4) a kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, adding can be certainly
By the length of each data channel of editor's message and the function of message checking, the message uniformity test new demand phase with newest proposition
Matching, this function have filled up the blank of abnormality test, and be in a leading position level on relevant test method at home.
(5) a kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, the test specimens of proposition
Example template is representative, can be worked for relation technological researching and provide valuable reference.
Brief description of the drawings
Fig. 1 is a kind of flow chart of intelligent substation relay protection sampled data exception analog detection method of the present invention；
Fig. 2 is a kind of application structure schematic diagram of intelligent substation relay protection sampled data exception analog detection method of the present invention.
Embodiment
The embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention
Part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
The all other embodiment obtained under the premise of creative work is made, belongs to the scope of protection of the invention.
A kind of intelligent substation relay protection sampled data exception analog detection method provided by the invention, as shown in figure 1, including：
101. abnormal using the tester simulation SV messages of the protective relaying device, and by abnormal SV messages send to it is described after
Electrical protective device；
102. abnormal using the tester simulation GOOSE message of the protective relaying device, and by abnormal GOOSE message send to
The protective relaying device；
103. the protection signal returned according to the protective relaying device, which tests the protective relaying device, whether there is malfunction.
Wherein, if the protective relaying device starting protection acts, illustrate that the protective relaying device has malfunction.
For example, as shown in Fig. 2 by digital protective relay tester and network message recorder by optical fiber respectively with it is tested after
Electrical protective device is connected, and digital protective relay tester sends SV, GOOSE message to protection device, and receives protection dress
The action signal that the protection signal of transmission is sent as feedback information, the monitoring protection of network message recorder is put, so as to realize
Test examination to abnormal data, wherein, the simulation abnormal sample message output of digital protective relay tester is different according to typical case
Often analysis, output abnormality message, this project SV (can be arranged to it using per 80 points of cycle according to test situation extremely on request
His sampling number).Digital protective relay tester simulates abnormal GOOSE message output, can flexibly set the GOOSE to be exported
Exception message, according to typical anomaly analysis, output abnormality message on request.
The exception message most occurred at last in representative Exception Type and operation station, realizes data readback function.
Specifically, test request and acceptable criterion include：It is required that in abnormal conditions false protection and tripping do not occur for Device under test
Phenomenon；The immunity experiment that harsh grade is D levels should be able to be born in abnormal analog case.The related protection of Device under test input.
In the case of not applying any excitation to device, device does not answer malfunction.The related protection of electric current, voltage to device application 120% is whole
Definite value, device do not answer tripping.Equipment should be working properly.Apparatus function and performance should meet standard requirement.Wherein, jamming pattern
Selection：Influence degree according to the feature of abnormal conditions to protection algorism, it is typical as formulating that maximum characteristic parameter will be influenceed
The foundation of jamming pattern.Protection to various different principles simulate respectively it is different it is abnormal with verify the processing interference performance of protection and
Acting characteristic.
SV message abnormal test characteristic parameters include：SV configuration parameters and link exception, SV sampling time delays exception, the double AD of SV are not
Unanimously, SV frame losings, SV distortion (flying spot), invalid, the SV qualities maintenance of SV qualities etc., then utilize the protective relaying device
Tester simulation SV messages are abnormal, including：
Simulate SV messages configuration parameter and link is abnormal；
It is abnormal to simulate SV packet sampling delay paths value；
It is inconsistent to simulate the double AD of SV packet samplings value；
Simulate SV message frame losings；
Simulate the distortion of SV packet samplings value；
It is invalid to simulate SV packet sampling value qualities；
Simulate the maintenance of SV packet sampling values quality.
GOOSE abnormal test characteristic parameters include：GOOSE configuration parameters and link exception, GOOSE displacement situations and Receive sequence number
StNum and SqNum exceptions etc., then it is abnormal using the tester simulation GOOSE message of the protective relaying device, including：
Simulate GOOSE message configuration parameter and link is abnormal；
Simulate GOOSE message displacement situation and Receive sequence number StNum and SqNum are abnormal.
Further, the simulation SV configuration parameters and link include extremely：
The MAC destination address numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The APPID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SVID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
Version number's numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SV messages are stopped paying out, and the energizing quantity from other intervals is applied to the protective relaying device；
The correct normal operation to equipment of configuration parameter is most important in intelligent substation, so to set respectively different types of
Abnormal configuration parameter or link are abnormal, examine the alarm for configuring error protection device and action situation.
The simulation SV sampling time delay channel values include extremely：
Sampling time delay passage numerical value in the SV messages is changed, delay is more than 2000us, and applied to the protective relaying device
Add energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and does not change, and to described
Protective relaying device applies energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, is protected without restarting
Shield, and energizing quantity is applied to the protective relaying device；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, protection need to be restarted,
And energizing quantity is applied to the protective relaying device；
The data source of protection device comes from different MU, and protection sampling time delay includes MU sampling time delays and message transmissions are delayed,
Regulation MU sampling time delay should be less than or equal to 2000us in intelligent substation general technical specifications, so protection device maximum is adopted
Sample compensation of delay ability should be not less than 2000us.And the processing mode protected is being restarted and is not being restarted under mode also difference, institute
With more than setting four kinds of testing schemes with check protection to sampling time delay difference or the counter-measure of change.
The double AD of the simulation SV packet samplings value it is inconsistent including：
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is normal duty, and AD2 numerical value is more than dynamic
Work value output；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value exports more than working value, and AD2 numerical value is
Normal duty；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value meets entry condition, and AD2 numerical value is more than
Working value exports；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is exported more than working value, and AD2 numerical value is expired
Sufficient entry condition；
Double AD numerical value of current channel in the SV messages are changed, wherein, it is defeated that AD1 numerical value and AD2 numerical value are all higher than working value
Go out and AD1 numerical value ≠ AD2 numerical value；
Protection sampling circuit uses double A/D redundancy structure, when two AD samplings are inconsistent, also influences whether protective relaying device
Normal judgement, the double independent startup+actions of the double mainboards of join protection hardware, double mainboards startup+action, single mainboard dual processors this three
Kind of structure, also than the same, sets above detection scheme to test the inconsistent influences to protection of double AD to double AD processing modes.
The simulation SV message frame losings include：
A frame SV messages are lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Two frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Three frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Four frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Access port sample rate 80 is protected, protection only extracts at 24 points, and it may not be just to be pumped to lose a frame, but continuously loses at 4 points
Then there is a frame to be drawn into certainly, count such as frame losing and be not extracted, then, may be to protection act if being extracted without influence
Impact, so frame losing model is mainly investigated under protection entry condition, lose whether points can protect caused by protection extraction
Shield reaction.
The simulation SV packet samplings value distortion includes：
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point crest fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point trough fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some crests fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some troughs fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, crest and trough respectively a little fly 40 respectively
Again, 20 times, 10 times and 2 times of setting valves；
Flying spot model is used per 80 points of cycle, and voltage, the current peak that the sampling message of application is worth greatly extremely are subject unit protection
Function setting valve (Iset) integral multiple.
The simulation SV packet sampling value qualities it is invalid including：
It is more invalid per cycle to simulate voltage and current channel quality position in the SV messages, and the protective relaying device is applied
Energizing quantity；
Voltage and current channel quality position in the SV messages is simulated per invalid 2 points of cycle, and to the protective relaying device to apply
Energizing quantity；
It is invalid to simulate voltage and current channel quality position in the SV messages, the protective relaying device is applied after recovery and encouraged
Amount, and check the latch open time of the protective relaying device defencive function；
The passage of protection sampled value has quality position, when the invalid passage of one quality of appearance in 80 sampled points of each cycle
When, i.e. latch-up protection and delay opens, so want check protection whether can the invalid sampling of locking and recovery is normal opens again afterwards
Put the time.
The simulation SV packet sampling values quality maintenance includes：
To simulate the SV packet samplings value and do not put maintenance, the protective relaying device does not throw maintenance pressing plate, and to the relay protection
Device applies energizing quantity；
Simulate the SV packet samplings value and put maintenance, the protective relaying device does not throw maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
Simulate the SV packet samplings value and do not put maintenance, the protective relaying device throws maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
To simulate the SV packet samplings value and put maintenance, the protective relaying device throws maintenance pressing plate, and to the protective relaying device
Apply energizing quantity；
Simulate the protective relaying device and do not throw maintenance pressing plate, the SV messages recover normal after putting maintenance, and the relay is protected
Protection unit applies energizing quantity, checks the protective relaying device protection blocking open hour.
The passage of protection sampled value has quality position, when MU and protection maintenance are inconsistent, i.e. latch-up protection and delay opening,
So want check protection whether can the inconsistent sampling of locking maintenance and recovery it is normal after open hour again.
The simulation GOOSE message configuration parameter and link include extremely：
The MAC destination address numerical value of the GOOSE message is changed, and applies the report of the information containing displacement to the protective relaying device
Text；
The APPID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GOID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GoCBRef numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The DatSet numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Version number's numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Stop paying out the GOOSE message；
The correct normal operation to equipment of configuration parameter is most important in intelligent substation, so to set respectively different types of
Abnormal configuration parameter or link are abnormal, examine the alarm for configuring error protection device and action situation.
The simulation GOOSE message displacement situation and Receive sequence number StNum and SqNum include extremely：
1, SqNum is added to be zeroed with respect to former frame message without displacement information, StNum in the GOOSE message data set；
The GOOSE message data are concentrated with conjugating information, but StNum is identical with former frame message, and SqNum keeps being incremented by；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum incremental with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to successively decrease with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to be zeroed with respect to former frame message.
Protection device conjugates to signal and StNum, SqNum value have strict criterion, it is necessary to reach certain condition just meeting
Think that data are valid data and updated the data, otherwise it is assumed that being invalid data, do not update.This mechanism based on protection device,
Whether test exception will be simulated to protect under different abnormal conditions respectively updates the data.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, although reference
The present invention is described in detail above-described embodiment, those of ordinary skills in the art should understand that：Still can be to this
The embodiment of invention is modified or equivalent substitution, and any modification without departing from spirit and scope of the invention or waits
With replacing, it all should cover within the claims of the present invention.
Claims (5)
1. a kind of intelligent substation relay protection sampled data exception analog detection method, it is characterised in that methods described includes：
It is abnormal using the tester simulation SV messages of the protective relaying device, and abnormal SV messages are sent to the relay and protected
Protection unit；
It is abnormal using the tester simulation GOOSE message of the protective relaying device, and abnormal GOOSE message is sent to described
Protective relaying device；
The protection signal returned according to the protective relaying device tests the protective relaying device and whether there is malfunction, if institute
The action of protective relaying device starting protection is stated, then the protective relaying device has malfunction.
2. the method as described in claim 1, it is characterised in that the tester using the protective relaying device simulates SV
Message is abnormal, including：
Simulate SV messages configuration parameter and link is abnormal；
It is abnormal to simulate SV packet sampling delay paths value；
It is inconsistent to simulate the double AD of SV packet samplings value；
Simulate SV message frame losings；
Simulate the distortion of SV packet samplings value；
It is invalid to simulate SV packet sampling value qualities；
Simulate the maintenance of SV packet sampling values quality.
3. the method as described in claim 1, it is characterised in that the tester using the protective relaying device is simulated
GOOSE message is abnormal, including：
Simulate GOOSE message configuration parameter and link is abnormal；
Simulate GOOSE message displacement situation and Receive sequence number StNum and SqNum are abnormal.
4. method as claimed in claim 2, it is characterised in that the simulation SV configuration parameters and link include extremely：
The MAC destination address numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The APPID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SVID numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
Version number's numerical value of the SV messages is changed, and energizing quantity is applied to the protective relaying device；
The SV messages are stopped paying out, and the energizing quantity from other intervals is applied to the protective relaying device；
The simulation SV sampling time delay channel values include extremely：
Sampling time delay passage numerical value in the SV messages is changed, delay is more than 2000us, and applied to the protective relaying device
Add energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and does not change, and to described
Protective relaying device applies energizing quantity；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, is protected without restarting
Shield, and energizing quantity is applied to the protective relaying device；
Sampling time delay passage numerical value in the SV messages is changed, delay is less than or equal to 2000us and change, protection need to be restarted,
And energizing quantity is applied to the protective relaying device；
The double AD of the simulation SV packet samplings value it is inconsistent including：
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is normal duty, and AD2 numerical value is more than dynamic
Work value output；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value exports more than working value, and AD2 numerical value is
Normal duty；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value meets entry condition, and AD2 numerical value is more than
Working value exports；
Double AD numerical value of current channel in the SV messages are changed, wherein, AD1 numerical value is exported more than working value, and AD2 numerical value is expired
Sufficient entry condition；
Double AD numerical value of current channel in the SV messages are changed, wherein, it is defeated that AD1 numerical value and AD2 numerical value are all higher than working value
Go out and AD1 numerical value ≠ AD2 numerical value；
The simulation SV message frame losings include：
A frame SV messages are lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Two frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Three frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
Four frame SV messages are continuously lost in simulation per cycle, and apply energizing quantity to the protective relaying device；
The simulation SV packet samplings value distortion includes：
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point crest fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, single-point trough fly 40 times, 20 times,
10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some crests fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, continuous some troughs fly 40 times, 20
Again, 10 times and 2 times of setting valves；
Simulate double AD of current channel in the SV messages while flying spot occur, wherein, crest and trough respectively a little fly 40 respectively
Again, 20 times, 10 times and 2 times of setting valves；
The simulation SV packet sampling value qualities it is invalid including：
It is more invalid per cycle to simulate voltage and current channel quality position in the SV messages, and the protective relaying device is applied
Energizing quantity；
Voltage and current channel quality position in the SV messages is simulated per invalid 2 points of cycle, and to the protective relaying device to apply
Energizing quantity；
It is invalid to simulate voltage and current channel quality position in the SV messages, the protective relaying device is applied after recovery and encouraged
Amount, and check the latch open time of the protective relaying device defencive function；
The simulation SV packet sampling values quality maintenance includes：
To simulate the SV packet samplings value and do not put maintenance, the protective relaying device does not throw maintenance pressing plate, and to the relay protection
Device applies energizing quantity；
Simulate the SV packet samplings value and put maintenance, the protective relaying device does not throw maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
Simulate the SV packet samplings value and do not put maintenance, the protective relaying device throws maintenance pressing plate, and the relay protection is filled
Put application energizing quantity；
To simulate the SV packet samplings value and put maintenance, the protective relaying device throws maintenance pressing plate, and to the protective relaying device
Apply energizing quantity；
Simulate the protective relaying device and do not throw maintenance pressing plate, the SV messages recover normal after putting maintenance, and the relay is protected
Protection unit applies energizing quantity, checks the latch open time of the protective relaying device defencive function.
5. method as claimed in claim 3, it is characterised in that the simulation GOOSE message configuration parameter and link wrap extremely
Include：
The MAC destination address numerical value of the GOOSE message is changed, and applies the report of the information containing displacement to the protective relaying device
Text；
The APPID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GOID numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The GoCBRef numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
The DatSet numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Version number's numerical value of the GOOSE message is changed, and applies the message of the information containing displacement to the protective relaying device；
Stop paying out the GOOSE message；
The simulation GOOSE message displacement situation and Receive sequence number StNum and SqNum include extremely：
1, SqNum is added to be zeroed with respect to former frame message without displacement information, StNum in the GOOSE message data set；
The GOOSE message data are concentrated with conjugating information, but StNum is identical with former frame message, and SqNum keeps being incremented by；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum incremental with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to successively decrease with respect to former frame message；
The GOOSE message data are concentrated with conjugating information, and StNum adds 1, SqNum to be zeroed with respect to former frame message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610273066.7A CN107340436B (en) | 2016-04-28 | 2016-04-28 | Intelligent substation relay protection sampling data abnormity simulation test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610273066.7A CN107340436B (en) | 2016-04-28 | 2016-04-28 | Intelligent substation relay protection sampling data abnormity simulation test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107340436A true CN107340436A (en) | 2017-11-10 |
| CN107340436B CN107340436B (en) | 2020-11-27 |
Family
ID=60221769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610273066.7A Active CN107340436B (en) | 2016-04-28 | 2016-04-28 | Intelligent substation relay protection sampling data abnormity simulation test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107340436B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181537A (en) * | 2018-03-13 | 2018-06-19 | 云南电网有限责任公司电力科学研究院 | A kind of protective device automatic testing method and system |
| CN108710036A (en) * | 2018-04-13 | 2018-10-26 | 广州穗华能源科技有限公司 | A kind of sampling element state evaluating method based on intelligent substation state estimation |
| CN109541351A (en) * | 2018-11-29 | 2019-03-29 | 南京国电南自电网自动化有限公司 | The inconsistent method of discrimination of current sample and processing method in protective relaying device |
| CN109698734A (en) * | 2019-01-30 | 2019-04-30 | 南方电网科学研究院有限责任公司 | Abnormality judgment method based on the bis- net reception mechanisms of GOOSE |
| CN112491811A (en) * | 2020-11-10 | 2021-03-12 | 南京国电南自电网自动化有限公司 | SV-GSE automatic transmutation method and system for process layer of relay protection device |
| CN112491610A (en) * | 2020-11-25 | 2021-03-12 | 云南电网有限责任公司电力科学研究院 | FT3 message abnormity simulation test method for direct current protection |
| CN114124538A (en) * | 2021-11-25 | 2022-03-01 | 国网四川省电力公司眉山供电公司 | Intrusion detection method for GOOSE and SV messages of intelligent substation |
| CN114801751A (en) * | 2022-06-21 | 2022-07-29 | 深圳市今朝时代股份有限公司 | Automobile battery fault prediction system based on data analysis |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001076263A (en) * | 1999-09-06 | 2001-03-23 | Nohmi Bosai Ltd | Monitoring device for disaster preventing system |
| CN101582844A (en) * | 2009-06-29 | 2009-11-18 | 江苏金智科技股份有限公司 | Negative testing method applicable to standard and digital relay protective devices |
| CN103076520A (en) * | 2012-12-28 | 2013-05-01 | 中国电力科学研究院 | Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation |
| CN202975198U (en) * | 2012-12-04 | 2013-06-05 | 天津市电力公司 | Relay protection digital dynamic simulation test system |
| CN103296757A (en) * | 2013-05-21 | 2013-09-11 | 国家电网公司 | Multi-parameter identification based secondary system fault diagnosing method for intelligent substation |
| CN104237681A (en) * | 2014-08-29 | 2014-12-24 | 南京国联电力工程设计有限公司 | Digitization relay protection testing device |
| CN104600848A (en) * | 2015-02-15 | 2015-05-06 | 国家电网公司 | Smart substation process layer virtual secondary equipment and implementation method thereof |
| CN105403793A (en) * | 2015-12-11 | 2016-03-16 | 国网四川省电力公司阿坝供电公司 | Automatic transformer station digital relay protection tester |
-
2016
- 2016-04-28 CN CN201610273066.7A patent/CN107340436B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001076263A (en) * | 1999-09-06 | 2001-03-23 | Nohmi Bosai Ltd | Monitoring device for disaster preventing system |
| CN101582844A (en) * | 2009-06-29 | 2009-11-18 | 江苏金智科技股份有限公司 | Negative testing method applicable to standard and digital relay protective devices |
| CN202975198U (en) * | 2012-12-04 | 2013-06-05 | 天津市电力公司 | Relay protection digital dynamic simulation test system |
| CN103076520A (en) * | 2012-12-28 | 2013-05-01 | 中国电力科学研究院 | Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation |
| CN103296757A (en) * | 2013-05-21 | 2013-09-11 | 国家电网公司 | Multi-parameter identification based secondary system fault diagnosing method for intelligent substation |
| CN104237681A (en) * | 2014-08-29 | 2014-12-24 | 南京国联电力工程设计有限公司 | Digitization relay protection testing device |
| CN104600848A (en) * | 2015-02-15 | 2015-05-06 | 国家电网公司 | Smart substation process layer virtual secondary equipment and implementation method thereof |
| CN105403793A (en) * | 2015-12-11 | 2016-03-16 | 国网四川省电力公司阿坝供电公司 | Automatic transformer station digital relay protection tester |
Non-Patent Citations (2)
| Title |
|---|
| 王松 等: "智能变电站继电保护GOOSE网络跳闸探讨", 《电力系统自动化》 * |
| 翟相鹏 等: "智能变电站继电保护典型缺陷分析", 《河北电力技术》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181537A (en) * | 2018-03-13 | 2018-06-19 | 云南电网有限责任公司电力科学研究院 | A kind of protective device automatic testing method and system |
| CN108710036A (en) * | 2018-04-13 | 2018-10-26 | 广州穗华能源科技有限公司 | A kind of sampling element state evaluating method based on intelligent substation state estimation |
| CN108710036B (en) * | 2018-04-13 | 2021-05-25 | 广州穗华能源科技有限公司 | Sampling link state evaluation method based on intelligent substation state estimation |
| CN109541351A (en) * | 2018-11-29 | 2019-03-29 | 南京国电南自电网自动化有限公司 | The inconsistent method of discrimination of current sample and processing method in protective relaying device |
| CN109541351B (en) * | 2018-11-29 | 2020-12-29 | 南京国电南自电网自动化有限公司 | Current sampling inconsistency judging method and processing method in relay protection device |
| CN109698734A (en) * | 2019-01-30 | 2019-04-30 | 南方电网科学研究院有限责任公司 | Abnormality judgment method based on the bis- net reception mechanisms of GOOSE |
| CN112491811B (en) * | 2020-11-10 | 2023-10-31 | 南京国电南自电网自动化有限公司 | Automatic SV-GSE gradient method and system for relay protection device process layer |
| CN112491811A (en) * | 2020-11-10 | 2021-03-12 | 南京国电南自电网自动化有限公司 | SV-GSE automatic transmutation method and system for process layer of relay protection device |
| CN112491610A (en) * | 2020-11-25 | 2021-03-12 | 云南电网有限责任公司电力科学研究院 | FT3 message abnormity simulation test method for direct current protection |
| CN112491610B (en) * | 2020-11-25 | 2023-06-20 | 云南电网有限责任公司电力科学研究院 | FT3 message anomaly simulation test method for direct current protection |
| CN114124538A (en) * | 2021-11-25 | 2022-03-01 | 国网四川省电力公司眉山供电公司 | Intrusion detection method for GOOSE and SV messages of intelligent substation |
| CN114801751A (en) * | 2022-06-21 | 2022-07-29 | 深圳市今朝时代股份有限公司 | Automobile battery fault prediction system based on data analysis |
| CN114801751B (en) * | 2022-06-21 | 2022-10-25 | 深圳市今朝时代股份有限公司 | Automobile battery fault prediction system based on data analysis |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107340436B (en) | 2020-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107340436A (en) | A kind of intelligent substation relay protection sampled data exception analog detection method | |
| Hong et al. | Detection of cyber intrusions using network-based multicast messages for substation automation | |
| Dai et al. | Risk assessment for cyberattack in active distribution systems considering the role of feeder automation | |
| CN102005736B (en) | On-line monitoring method of state of relay protection equipment | |
| Zhao et al. | Review and prospect of hidden failure: protection system and security and stability control system | |
| CN103545922A (en) | Multi-scenario analysis based intelligent alarm inference method | |
| CN107657375A (en) | A kind of method for electric network fault judgement, verification and fault incidence analysis | |
| CN106570781B (en) | Intelligent substation monitoring information step-by-step acceptance method based on three-layer two-network structure | |
| CN103346497B (en) | Intelligent substation electrical virtual circuit isolation method and system | |
| CN105956245B (en) | Intelligent substation SCD model interval decoupling method | |
| CN106610593A (en) | Detection method and system based on RTDS intelligent safety control system | |
| Flosbach et al. | Architecture and prototype implementation for process-aware intrusion detection in electrical grids | |
| CN110460152A (en) | A kind of intelligent substation does not have a power failure newly-increased interval cut-in method | |
| CN104317203B (en) | Fault information full-process simulation method | |
| CN106487004B (en) | One electrical secondary system of intelligent substation runs hidden danger Intelligent drainage checking method | |
| CN103678119B (en) | Substation simulation software testing system and method for testing thereof towards power system | |
| CN107991545A (en) | A kind of periodical inspection method of digital relay protection | |
| Dai et al. | Risk assessment for cyber attacks in feeder automation system | |
| Zin et al. | The utilization of digital fault recorders in protection system analysis on Tenaga Nasional Berhad transmission system | |
| CN109634849B (en) | Visual signal interaction intelligent substation reconstruction and extension virtual testing device and method | |
| Hong | Cyber security of substation automation systems | |
| Azmi et al. | Implementation of advanced real-time simulation platform for testing and validation of pmu-based applications in large-scale power system | |
| Yunguang et al. | Research on secondary circuit identification technology and condition-based maintenance mode of intelligent substation | |
| Muka et al. | Information inconsistencies in smart distribution grids under different failure causes modelled by stochastic activity networks | |
| CN208314093U (en) | Regular inspection system is debugged using the digital transforming plant protecting observing and controlling of newly-increased process-level network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |