CN106685088A - Anti-misoperation system for secondary plate pressing of electric protection device - Google Patents
Anti-misoperation system for secondary plate pressing of electric protection device Download PDFInfo
- Publication number
- CN106685088A CN106685088A CN201710072763.0A CN201710072763A CN106685088A CN 106685088 A CN106685088 A CN 106685088A CN 201710072763 A CN201710072763 A CN 201710072763A CN 106685088 A CN106685088 A CN 106685088A
- Authority
- CN
- China
- Prior art keywords
- pressure plate
- secondary pressure
- preview
- misoperation
- storehouse
- 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
- 230000004224 protection Effects 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims description 76
- 238000012423 maintenance Methods 0.000 claims description 22
- 238000012795 verification Methods 0.000 claims description 16
- 230000007935 neutral effect Effects 0.000 claims description 9
- 238000012550 audit Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000004088 simulation Methods 0.000 claims description 4
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 238000007726 management method Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
Classifications
-
- H02J13/0006—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
Abstract
The invention discloses an anti-misoperation system for secondary plate pressing of an electric protection device. The anti-misoperation system is characterized in that an anti-misoperation system platform for secondary plate pressing of the electric protection device is constructed by establishing a basic database of the anti-misoperation system for secondary plate pressing of the electric protection device, formulating a logical checking process for anti-misoperation rehearsal of secondary plate pressing of the electric protection device and setting up an anti-misoperation rehearsal interface for secondary plate pressing of the electric protection device. In order to reduce the complexity of system implementation and simplify the software structure of the system, the anti-misoperation system adopts a modular design idea so as to divide the system into a data service module, an anti-misoperation process module and a user interface module from bottom to top. The anti-misoperation system disclosed by the invention has the advantages that the checking anti-misoperation rehearsal for the content of on-off operation of secondary plate pressing of the electric protection device in a switching-operation order can be realized, and simultaneously information services are provided for being convenient to intercept the on-off state of secondary plate pressing of the electric protection device and rechecking the correctness of the on-off state.
Description
Technical field：
The present invention relates to a kind of electric protective device secondary pressure plate anti-misoperation system, belong to power system power transformation O＆M field.
Background technology：
1. the correctness of electric switching operation is concerning power network safety operation.Currently, using the microcomputer based on " five prevent " logic
Anti-misoperation system is highly developed to the way that electrical primary equipment carries out anti-misoperation preview, and achieves expected anti-
Miss effect.In contrast, because the anti-error modular design standard for electric protective device secondary pressure plate is not yet written, at this stage
It is main that the anti-of electric protective device secondary pressure plate is realized by way of power network operation maintenance personnel before operation manual review operation order
Maloperation is checked.Ticket people is filled out due to operation order and (examines ticket people）Difference in terms of technical merit and sense of responsibility, it is in addition electric in transformer station
Gas shielded device secondary pressure plate substantial amounts, operation rules is complicated, every year due to electric protective device two that human factor causes
Secondary pressing plate leakage is thrown, miscarrying, and then triggers the phenomenon of serious power grid accident to emerge in an endless stream, and power network safety operation is constituted very big
Threaten.
2. the correctness that periodically state was thrown/stopped to verification electric protective device secondary pressure plate be in power transformation maintenance work extremely
Important content.The live artificial mode checked one by one is gone due to fully relying on power network operation maintenance personnel at present, with electric network protection
Increasingly perfect and new electric protective device constantly the putting into operation in power system of configuration, the above-mentioned secondary pressure of electric protective device
Plate is thrown/is stopped consumption of the regular checking work of state to human and material resources and shows abnormal surprising situation.
The content of the invention：
It can be that electric protective device is secondary to develop one kind it is an object of the invention to overcome the shortcomings of above-mentioned background technology
Pressing plate is thrown/is stopped operation and provides the analog platform of verification property anti-misoperation preview, while knowing for power network operation maintenance personnel is convenient secondary
Pressing plate throws/stop state, check the electric protective device secondary pressure plate anti-misoperation system that its correctness provides information service.
The present invention can be achieved by the following measures compared with the prior art：A kind of electric protective device secondary pressure plate is anti-error
Operating system, it is characterised in that it includes data service module, anti-error procedure module and subscriber interface module；Wherein：
It is system-based database in described data service module, wherein being configured with secondary pressure plate anti-misoperation preview rule
Storehouse, electric switching operation task library, electrical primary equipment library, electric protective device screen cabinet storehouse, secondary pressure plate storehouse and secondary pressure plate
Anti-misoperation preview logout storehouse；
Secondary pressure plate anti-misoperation preview rule is stored in described secondary pressure plate anti-misoperation preview rule base, secondary pressure plate is prevented
Maloperation preview rule includes the mission number of rule base electric switching operation, rule base electrical primary device numbering, rule base
Electric protective device screen cabinet numbering, rule base secondary pressure plate numbering, rule base secondary pressure plate throwing/stop instruction and the secondary pressure of rule base
Plate anti-misoperation constraints totally 6 attributes, cover in transformer station electrical primary equipment in every electric switching operation task
Electric protective device screen cabinet on related secondary pressure plate throwing/stop instruction and secondary pressure plate anti-misoperation constraints content；
Described rule base secondary pressure plate anti-misoperation constraints is based on related electric protection device operation management regulation system
It is fixed；
It is associated with rule base electric switching operation mission number in secondary pressure plate anti-misoperation preview rule base, electrically falls
The mission number of task library electric switching operation and task library electric switching operation task names two defined in lock operation task storehouse
Item attribute, for recording every electric switching operation mission bit stream；
It is associated with rule base electrical primary device numbering in secondary pressure plate anti-misoperation preview rule base, electrical primary sets
Equipment library electrical primary device numbering and equipment library electrical primary device name attribute defined in standby storehouse, for recording transformer station
Interior electrical primary facility information；
It is associated with rule base electric protective device screen cabinet numbering in secondary pressure plate anti-misoperation preview rule base, electrically protects
Screen cabinet storehouse electric protective device screen cabinet numbering, screen cabinet storehouse electric protective device screen cabinet title and screen defined in protection unit screen cabinet storehouse
Cabinet storehouse electrical primary device numbering, is used to record the secondary protector screen cabinet information of electrical primary equipment in transformer station；
It is associated with rule base secondary pressure plate numbering in secondary pressure plate anti-misoperation preview rule base, it is fixed in secondary pressure plate storehouse
Justice pressing plate storehouse secondary pressure plate numbering, pressing plate storehouse secondary pressure plate title and pressing plate storehouse electric protective device screen cabinet numbering, are used to remember
Secondary pressure plate information in record transformer station on each electric protective device screen cabinet；
Described secondary pressure plate anti-misoperation preview logout storehouse is used to store secondary pressure plate anti-misoperation preview logout,
Secondary pressure plate anti-misoperation preview logout includes that preview time, record storehouse electric switching are thrown/stopped to record storehouse secondary pressure plate
Operation task title, record storehouse electrical primary device name, record storehouse electric protective device screen cabinet title, record storehouse secondary pressure plate
Preview command content is thrown/stopped to title and record storehouse secondary pressure plate；
Secondary pressure plate to being performed in described subscriber interface module is thrown/is stopped preview instruction and carries out instruction parsing, obtains preview and refers to
Make electric switching operation mission number, preview instruct electrical primary device numbering, preview instruction electric protective device screen cabinet to number,
This 5 preview command contents of preview instruction are thrown/stopped to preview instruction secondary pressure plate numbering, preview instruction secondary pressure plate；
It is right according to the secondary pressure plate anti-misoperation preview rule provided in data service module in described anti-error procedure module
The secondary pressure plate after instructing parsing performed in described subscriber interface module is thrown/is stopped preview instruction and carries out item by item anti-error core
It is right；By successively by parsing after the preview that obtains instruct electric switching operation mission number and rule base electric switching operation task
Numbering, preview instruction electrical primary device numbering and rule base electrical primary device numbering, preview instruction electric protective device screen
Cabinet is numbered and rule base electric protective device screen cabinet is numbered, preview instructs secondary pressure plate numbering and rule base secondary pressure plate to number,
Whether preview instruction secondary pressure plate is thrown/is stopped preview instruction and checked with rule base secondary pressure plate throwing/stop instruction, checks its content
Unanimously；If occurring in audit process, content is inconsistent, and the anti-error verification flow of the anti-error procedure module stops, while touching
Send out subscriber interface module described and send maloperation information to operation maintenance personnel and warn；If checked result is consistent, further basis
Whether the electrical primary of anti-error preview operation, secondary device state check-up rules storehouse secondary pressure plate anti-misoperation constraints are full
Foot, if meeting rule base secondary pressure plate anti-misoperation constraints, operation of secondary pressure plate preview is denoted as by present system time
Time, while instructing the electric switching operation task that electric switching operation mission number is denoted as operation preview to compile the preview
Number, by it is described preview instruct electrical primary device numbering be denoted as operation preview electrical primary device numbering, by it is described preview refer to
Make electric protective device screen cabinet number be denoted as the electric protective device screen cabinet numbering of operation preview, the preview is instructed into secondary pressure
Plate numbering be denoted as operation preview secondary pressure plate numbering, by it is described preview instruct secondary pressure plate throw/stop preview instruction be denoted as operation
Preview command content is thrown/stopped to the secondary pressure plate of preview, so that secondary pressure plate anti-misoperation preview logout information is generated, while
The described subscriber interface module of triggering update correspondence electric protective device secondary pressure plate simulation throw/stop state；If being unsatisfactory for institute
Rule base secondary pressure plate anti-misoperation constraints is stated, is then triggered described subscriber interface module and is sent secondary pressure to operation maintenance personnel
The unmet information warning of plate anti-misoperation constraints；
Described secondary pressure plate anti-misoperation preview logout information carries out data parsing in described data service module；
Described secondary pressure plate anti-misoperation is obtained by data parsing and preview logout, and then construct secondary pressure plate anti-misoperation
Preview logout storehouse；Wherein, the record storehouse secondary pressure plate defined in the secondary pressure plate anti-misoperation preview logout storehouse
Preview time is thrown/stopped for recording described operation of secondary pressure plate preview time；The secondary pressure plate anti-misoperation previews event
Record storehouse electric switching operation task names defined in record storehouse are used to record the electric switching of the operation preview according to
What operation task numbering was parsed from described secondary pressure plate anti-misoperation preview rule base and electric switching operation task library
Record storehouse operation task title；Record storehouse electrical primary defined in the secondary pressure plate anti-misoperation preview logout storehouse sets
The electrical primary device numbering that standby title is used to record the operation preview according to is pre- from described secondary pressure plate anti-misoperation
Drill the electrical primary device name parsed in rule base and electrical primary equipment library；The secondary pressure plate anti-misoperation previews thing
Record storehouse electric protective device screen cabinet title defined in part record storehouse is used to record the electric guarantor of the operation preview according to
Protection unit screen cabinet numbering is parsed from described secondary pressure plate anti-misoperation preview rule base and electric protective device screen cabinet storehouse
Electric protective device screen cabinet title；The secondary pressure of record storehouse defined in the secondary pressure plate anti-misoperation preview logout storehouse
The secondary pressure plate numbering that board name is used to record the operation preview according to previews rule from described secondary pressure plate anti-misoperation
The secondary pressure plate title for then being parsed in storehouse and secondary pressure plate storehouse；It is fixed in the secondary pressure plate anti-misoperation preview logout storehouse
The record storehouse secondary pressure plate of justice is thrown/is stopped preview instruction and throws/stop preview command content for recording the secondary pressure plate of operation preview；By
This obtains secondary pressure plate anti-misoperation preview logout；Secondary pressure plate anti-misoperation among the data service module is pre-
Drill and described secondary pressure plate anti-misoperation preview logout is stored in logout storehouse；
Described subscriber interface module provides access related electric protection device secondary pressure plate anti-misoperation for power network operation maintenance personnel
Preview the human-machine interactive information interface of logout；Secondary pressure plate anti-misoperation among described system-based database is pre-
The anti-misoperation preview logout power supply network operation maintenance personnel for drilling reading secondary pressure plate in logout storehouse understands and grasp correlation
The throwing of electric protective device secondary pressure plate/stop cause and event information.
In order to further realize the purpose of the present invention, it is directed in described rule base secondary pressure plate anti-misoperation constraints
The protection device of transformer, bus, 220kV and above circuit and 110kV and following voltage class circuit is formulated
Rule base secondary pressure plate anti-misoperation constraints be：
（1）Input transformer " gap protection input " secondary pressure plate, answers before disabling transformer " zero sequence excessively stream input " secondary pressure plate
Check transformer neutral point grounding switch in a point position；Conversely, should be disabled before the transformer neutral point grounding switch that closes transformer "
Gap protection input " secondary pressure plate, puts into transformer " zero sequence excessively stream input " secondary pressure plate；
（2）Bus should put into " charge protection " and " mother excessively stream " secondary pressure plate before being charged by bus connection switch, charging is finished should
Disable above-mentioned two secondary pressure plate；In bus grid switching operation, answered first before disconnecting " bus connection switch operation power " small air switch
Input " mother interconnection " secondary pressure plate；Conversely, " the bus connection switch operation electricity that should first be closed before disabling " mother interconnection " secondary pressure plate
Source " small air switch；
（3）Any a set of " reclosing outlet " secondary pressure plate in two sets of protection devices of 220kV and above circuit
" reclosing outlet " secondary pressure plate during another set of protection device should be checked before the input is in rest position；Input " links up three to jump
" reclosing outlet " secondary pressure plate should be first disabled before lock-reclosing lock " secondary pressure plate, " actuating breaker failure protection " secondary pressure plate is disabled
Before first line switching should be disconnected；
（4）" tripping operation outlet " should be simultaneously disabled when out of service for the route protection of 110kV and following voltage class and " reclosing goes out
Mouthful " secondary pressure plate；Conversely, above-mentioned two secondary pressure plate should put into during protection input simultaneously.
The present invention can produce following good effect compared with the prior art：
The anti-misoperation preview function that the present invention is provided can realize the secondary pressure of electric protective device to being filled in grid switching operation bill
The anti-error inspection of verification of operation content is thrown/stopped to plate, and the mistake to being wherein unsatisfactory for secondary pressure plate anti-misoperation constraints is entered
Row effectively warning；The secondary pressure plate anti-misoperation preview logout that the present invention is provided can be known for power network operation maintenance personnel is convenient
And verification electric protective device secondary pressure plate is thrown/is stopped state and provides information service, effectively save man power and material.
1）The anti-error audit function of verification of operation content is thrown/stopped to secondary pressure plate
By taking the grid switching operation that certain 220kV bus has a power failure as an example, before practical operation, power network operation maintenance personnel is logged in and is integrated with this hair
The microcomputer anti-error operation simulation system of bright system, by operating preview to electric protective device in the grid switching operation bill that is pre-filled with
Secondary pressure plate is thrown/is stopped operation content and carries out the anti-error inspection of verification property item by item.
The anti-error audit function example of verification of operation content is thrown/stopped to secondary pressure plate as shown in Figure 7, is pulled open in preview
Present system warning power network operation maintenance personnel " ' 1LP2 interconnections input ' during " circuitbreaker control power supply of mother 2200 " small air switch
Secondary pressure plate does not put into, it is impossible to pull open ' circuitbreaker control power supply of mother 2200 ' small air switch！”.On inspection, due to filling out ticket people
Carelessness, input " 1LP2 interconnection input " secondary pressure plate and " circuitbreaker control power supply of mother 2200 " small air switch will be pulled open
Operation order fills in reverse, is unsatisfactory for being set in the preview rule base of the secondary pressure plate anti-misoperation among data service module of the present invention
The anti-misoperation constraints of fixed " 1LP2 interconnections input " secondary pressure plate.As seen from Figure 7, the present invention is used as a kind of effective anti-
Delay work tool, can throw/stop operation content to the electric protective device secondary pressure plate filled in electric switching operation ticket and check
The anti-error inspection of property, the content to being wherein unsatisfactory for secondary pressure plate anti-misoperation constraints warns, realizes and effectively evade
The purpose of maloperation risk in electric switching operation.
2）Function serving information
By taking two main transformers of 220kV transformer stations as an example, arranged according to power network normal operating mode, #1 main transformers high-pressure side
Neutral ground runs, the operation of #2 main transformers high-pressure side isolated neutral, corresponding #1 main transformers high-pressure side " zero sequence mistake
Stream input " secondary pressure plate should be put into operation, and " gap protection input " secondary pressure plate should be disabled, #2 main transformers high-pressure side " zero sequence
Excessively stream input " secondary pressure plate should be disabled, and " gap protection input " secondary pressure plate should put into operation.When #1 main transformers are turned by operation
After maintenance, to ensure whole station 220kV at least 1 earth point of system, it is necessary to two main transformer high-pressure side neutral grounds
Mode is switched；Accordingly, main transformer high-pressure side " zero sequence excessively stream input ", the throwing of " gap protection input " secondary pressure plate,
The mode of stopping should switch therewith.As shown in figure 8, power network operation maintenance personnel is by " the #2 main transformer protection screens into present system
A " secondary pressure plates anti-misoperation preview interface can easily consult the anti-of " 1LP4 220kV gap protections input " secondary pressure plate
Maloperation previews logout, from the record：On " the #2 main transformer protection screens A " of " 220kV#2 main transformers "
" 1LP4 220kV gap protections input " secondary pressure plate in " 220kV #1 main transformers by operation turn maintenance " operation task in
“2015/5/16 10:36:05 " " deactivation ".Power network operation maintenance personnel can be easily using the function serving information that the present invention is provided
Throw secondary pressure plate/stop state and its correctness is checked, it is to avoid go substation field to check or browse associative operation and remember
The inconvenience of record, is effectively saved man power and material.
Brief description of the drawings：
Fig. 1 is modular construction schematic diagram of the invention；
Fig. 2 is the database structure schematic diagram of data service module of the invention；
Fig. 2-1 is the secondary pressure plate anti-misoperation preview rule base data structure component of Fig. 2；
Fig. 2-2 is the electric switching operation task library data structure component of Fig. 2；
Fig. 2-3 is the electrical primary equipment library data structure component of Fig. 2；
Fig. 2-4 is the electric protective device screen cabinet database data structure component of Fig. 2；
Fig. 2-5 is the secondary pressure plate database data structure component of Fig. 2；
Fig. 2-6 is the secondary pressure plate anti-misoperation preview logout database data structure component of Fig. 2；
Fig. 3 be subscriber interface module of the invention in secondary pressure plate throw/stop preview instruction analytic structure figure；
Fig. 4 is the anti-error verification flow chart of anti-error procedure module of the invention；
Fig. 5 is the secondary pressure plate anti-misoperation preview logout information data structure of generation in anti-error verification flow of the invention
Figure；
Fig. 6 is the data genaration figure of secondary pressure plate anti-misoperation preview logout in data service module of the invention；
Fig. 7 is the anti-error audit function example schematic diagram of verification that operation content was thrown/stopped to secondary pressure plate of the invention；
Fig. 8 is function serving information schematic diagram of the invention.
Specific embodiment：Specific embodiment of the invention is elaborated below in conjunction with the accompanying drawings：
Embodiment：A kind of electric protective device secondary pressure plate anti-misoperation system（Referring to Fig. 1）, in its modular construction from lower and
On be followed successively by data service module, anti-error procedure module and subscriber interface module.
It is system-based database in described data service module（Referring to Fig. 2）, wherein it is anti-error to be configured with secondary pressure plate
Operation preview rule base, electric switching operation task library, electrical primary equipment library, electric protective device screen cabinet storehouse, secondary pressure plate
Storehouse and secondary pressure plate anti-misoperation preview logout storehouse.
Described secondary pressure plate anti-misoperation preview rule base（Referring to Fig. 2-1）Middle storage secondary pressure plate anti-misoperation preview
Rule, secondary pressure plate anti-misoperation previews the mission number of regular storehouse electric switching operation, rule base electric defined in rule
Secondary device numbering, rule base electric protective device screen cabinet numbering, rule base secondary pressure plate numbering, rule base secondary pressure plate are thrown/are stopped
Instruction and rule base secondary pressure plate anti-misoperation constraints totally 6 attributes, cover every electric switching operation in transformer station
Throwing/the stop instruction of related secondary pressure plate and the anti-error behaviour of secondary pressure plate on the electric protective device screen cabinet of electrical primary equipment in task
Make constraints content.
Described rule base secondary pressure plate anti-misoperation constraints content is based on related electric protection device O＆M pipe
Reason regulation is formulated.In the present invention is implemented, for transformer, bus, 220kV and above circuit and 110kV
And the protection device of following voltage class circuit has formulated specific rule base secondary pressure plate anti-misoperation constraints respectively：
（1）：Input transformer " gap protection input " secondary pressure plate, answers before disabling transformer " zero sequence excessively stream input " secondary pressure plate
Check transformer neutral point grounding switch in a point position；Conversely, should be disabled before the transformer neutral point grounding switch that closes transformer "
Gap protection input " secondary pressure plate, puts into transformer " zero sequence excessively stream input " secondary pressure plate.
（2）：Bus should put into " charge protection " and " mother excessively stream " secondary pressure plate before being charged by bus connection switch, charge
Finishing should disable above-mentioned two secondary pressure plate.In bus grid switching operation, before disconnecting " bus connection switch operation power " small air switch
" mother interconnection " secondary pressure plate should first be put into；Conversely, should first being closed before disabling " mother interconnection " secondary pressure plate, " bus connection switch is operated
Power supply " small air switch.
（3）：Any a set of " reclosing outlet " is secondary in two sets of protection devices of 220kV and above circuit
Pressing plate should check another set of protection device before the input in " reclosing outlet " secondary pressure plate in rest position.Input " is linked up
" reclosing outlet " secondary pressure plate should be first disabled before three jump lock-reclosing locks " secondary pressure plate, " actuating breaker failure protection " is disabled secondary
First line switching should be disconnected before pressing plate.
（4）：The route protection of 110kV and following voltage class should simultaneously disable " tripping operation outlet " and " weight when out of service
Close a floodgate and export " secondary pressure plate；Conversely, above-mentioned two secondary pressure plate should put into during protection input simultaneously.
It is associated with rule base electric switching operation mission number in secondary pressure plate anti-misoperation preview rule base, electricity
The mission number of task library electric switching operation and task library electric switching operation task name defined in gas grid switching operation task library
Claim two attributes, for recording every electric switching operation mission bit stream.Its data structure is as shown in Fig. 2-2.
It is associated with rule base electrical primary device numbering in secondary pressure plate anti-misoperation preview rule base, electric one
Equipment library electrical primary device numbering and equipment library electrical primary device name attribute defined in secondary device storehouse, are used to record change
Electrical primary facility information in power station.Its data structure is as Figure 2-3.
It is associated with rule base electric protective device screen cabinet numbering in secondary pressure plate anti-misoperation preview rule base, electricity
Screen cabinet storehouse electric protective device screen cabinet numbering, screen cabinet storehouse electric protective device screen cabinet title defined in gas shielded device screen cabinet storehouse
And screen cabinet storehouse electrical primary device numbering, it is used to record the secondary protector screen cabinet information of electrical primary equipment in transformer station.
Its data structure is as in Figure 2-4.
It is associated with rule base secondary pressure plate numbering in secondary pressure plate anti-misoperation preview rule base, secondary pressure plate storehouse
Defined in pressing plate storehouse secondary pressure plate numbering, pressing plate storehouse secondary pressure plate title and pressing plate storehouse electric protective device screen cabinet numbering, use
To record the secondary pressure plate information in transformer station on each electric protective device screen cabinet.Its data structure is as shown in Figure 2-5.
As shown in figures 2-6, described secondary pressure plate anti-misoperation preview logout storehouse is anti-error for storing secondary pressure plate
Operation preview logout, when secondary pressure plate anti-misoperation preview logout includes that preview is thrown/stopped to record storehouse secondary pressure plate
Between, record storehouse electric switching operation task names, record storehouse electrical primary device name, record storehouse electric protective device screen cabinet name
Claim, preview command content is thrown/stopped to record storehouse secondary pressure plate title and record storehouse secondary pressure plate.
As shown in figure 3, preview instruction is thrown/stopped to the secondary pressure plate to being performed in described subscriber interface module carries out instruction solution
Analysis, obtains the mission number of preview instruction electric switching operation, preview instruction electrical primary device numbering, preview instruction electic protection
This 5 preview instructions of preview instruction are thrown/stopped to device screen cabinet numbering, preview instruction secondary pressure plate numbering, preview instruction secondary pressure plate
Content.
As shown in figure 1, in described anti-error procedure module, it is anti-error according to the secondary pressure plate provided in data service module
Preview instruction is thrown/stopped to operation preview rule to the secondary pressure plate after instructing parsing performed in described subscriber interface module
The anti-error inspection of verification property is carried out item by item.Its anti-error verification flow as shown in figure 4, by successively by parsing after the preview that obtains instruct
Electric switching operation mission number and the mission number of rule base electric switching operation, preview instruction electrical primary device numbering and rule
Then storehouse electrical primary device numbering, preview instruction electric protective device screen cabinet numbering are compiled with rule base electric protective device screen cabinet
Number, preview instruction secondary pressure plate numbering with rule base secondary pressure plate numbering, preview instruction secondary pressure plate throw/stop preview instruction with rule
Then secondary pressure plate throwing/stop instruction in storehouse is checked, and checks whether its content is consistent.If occurring content in audit process to differ
Cause, then the anti-error verification flow of the anti-error procedure module stops, while triggering the subscriber interface module to power network O＆M people
Member sends the warning of maloperation information；If checked result is consistent, further according to the electrical primary, secondary of anti-error preview operation
Equipment state checks whether rule base secondary pressure plate anti-misoperation constraints meets, if meeting the anti-error behaviour of rule base secondary pressure plate
Make constraints, then present system time of the invention is denoted as secondary pressure plate anti-misoperation preview time, while will be described pre-
Instruction electric switching operation mission number is drilled to be denoted as the electric switching operation mission number of operation preview, the preview is instructed into electricity
Gas primary equipment numbering is denoted as the electrical primary device numbering of operation preview, instructs electric protective device screen cabinet to compile the preview
Number it is denoted as the electric protective device screen cabinet numbering of operation preview, instructs the preview secondary pressure plate numbering to be denoted as operation preview
Secondary pressure plate numbering, by it is described preview instruct secondary pressure plate throw/stop preview instruction be denoted as operation preview secondary pressure plate throw/stop it is pre-
Command content is drilled, so that a secondary pressure plate anti-misoperation preview logout information for data structure as shown in Figure 5 is generated, together
When the described subscriber interface module of triggering update secondary pressure plate in correspondence electric protective device screen cabinet simulation throw/stop state.If
The rule base secondary pressure plate anti-misoperation constraints is unsatisfactory for, is then triggered described subscriber interface module and is sent out to operation maintenance personnel
Go out the unmet information warning of secondary pressure plate anti-misoperation constraints.
As shown in figure 1, described secondary pressure plate anti-misoperation previews logout information in described data service module
In carry out data parsing.Described secondary pressure plate anti-misoperation is obtained by data parsing and preview logout, and then construct
The process in secondary pressure plate anti-misoperation preview logout storehouse is as shown in Figure 6.Wherein, the secondary pressure plate anti-misoperation preview thing
Record storehouse secondary pressure plate defined in part record storehouse is thrown and stops preview time for recording described operation of secondary pressure plate preview time；
Record storehouse electric switching operation task names defined in the secondary pressure plate anti-misoperation preview logout storehouse are used to record
Electric switching operation mission number according to described operation preview from described secondary pressure plate anti-misoperation preview rule base and
The record storehouse operation task title parsed in electric switching operation task library.The secondary pressure plate anti-misoperation preview event note
The electrical primary equipment that record storehouse electrical primary device name defined in record storehouse is used to record the operation preview according to is compiled
Number electrical primary implementor name parsed from described secondary pressure plate anti-misoperation preview rule base and electrical primary equipment library
Claim.Record storehouse electric protective device screen cabinet title defined in the secondary pressure plate anti-misoperation preview logout storehouse is used to remember
The electric protective device screen cabinet numbering for recording the operation preview according to previews rule base from described secondary pressure plate anti-misoperation
And the electric protective device screen cabinet title parsed in electric protective device screen cabinet storehouse.The secondary pressure plate anti-misoperation previews thing
Record storehouse secondary pressure plate title defined in part record storehouse be used to record the secondary pressure plate numbering of the operation preview according to from
The secondary pressure plate title parsed in described secondary pressure plate anti-misoperation preview rule base and secondary pressure plate storehouse.The secondary pressure
Preview instruction is thrown/stopped to record storehouse secondary pressure plate defined in plate anti-misoperation preview logout storehouse for recording operation preview
Preview command content is thrown/stopped to secondary pressure plate.Thus the secondary pressure plate anti-misoperation preview event note of structure as shown in figures 2-6 is obtained
Record.Described secondary pressure plate is stored in secondary pressure plate anti-misoperation preview logout storehouse among the data service module
Anti-misoperation previews logout.
Prevent for power network operation maintenance personnel provides access related electric protection device secondary pressure plate in described subscriber interface module
Maloperation previews the human-machine interactive information interface of logout.As shown in figure 1, i.e. among described system-based database
The anti-misoperation preview logout power supply network O＆M of secondary pressure plate is read in secondary pressure plate anti-misoperation preview logout storehouse
Personnel understand and grasp the throwing of related electric protection device secondary pressure plate/stop cause and event information, to check and checking correlation
The correctness that state was thrown/stopped to electric protective device secondary pressure plate provides information service, it is to avoid arrangement power network operation maintenance personnel goes to become
The inconvenience of operation note is browsed in power station on-site verification, has effectively saved man power and material.
Claims (2)
1. a kind of electric protective device secondary pressure plate anti-misoperation system, it is characterised in that it includes data service module, anti-error
Procedure module and subscriber interface module；Wherein：
It is system-based database in described data service module, wherein being configured with secondary pressure plate anti-misoperation preview rule
Storehouse, electric switching operation task library, electrical primary equipment library, electric protective device screen cabinet storehouse, secondary pressure plate storehouse and secondary pressure plate
Anti-misoperation preview logout storehouse；
Secondary pressure plate anti-misoperation preview rule is stored in described secondary pressure plate anti-misoperation preview rule base, secondary pressure plate is prevented
Maloperation preview rule includes the mission number of rule base electric switching operation, rule base electrical primary device numbering, rule base
Electric protective device screen cabinet numbering, rule base secondary pressure plate numbering, rule base secondary pressure plate throwing/stop instruction and the secondary pressure of rule base
Plate anti-misoperation constraints totally 6 attributes, cover in transformer station electrical primary equipment in every electric switching operation task
Electric protective device screen cabinet on related secondary pressure plate throwing/stop instruction and secondary pressure plate anti-misoperation constraints content；
Described rule base secondary pressure plate anti-misoperation constraints is based on related electric protection device operation management regulation system
It is fixed；
It is associated with rule base electric switching operation mission number in secondary pressure plate anti-misoperation preview rule base, electrically falls
The mission number of task library electric switching operation and task library electric switching operation task names two defined in lock operation task storehouse
Item attribute, for recording every electric switching operation mission bit stream；
It is associated with rule base electrical primary device numbering in secondary pressure plate anti-misoperation preview rule base, electrical primary sets
Equipment library electrical primary device numbering and equipment library electrical primary device name attribute defined in standby storehouse, for recording transformer station
Interior electrical primary facility information；
It is associated with rule base electric protective device screen cabinet numbering in secondary pressure plate anti-misoperation preview rule base, electrically protects
Screen cabinet storehouse electric protective device screen cabinet numbering, screen cabinet storehouse electric protective device screen cabinet title and screen defined in protection unit screen cabinet storehouse
Cabinet storehouse electrical primary device numbering, is used to record the secondary protector screen cabinet information of electrical primary equipment in transformer station；
It is associated with rule base secondary pressure plate numbering in secondary pressure plate anti-misoperation preview rule base, it is fixed in secondary pressure plate storehouse
Justice pressing plate storehouse secondary pressure plate numbering, pressing plate storehouse secondary pressure plate title and pressing plate storehouse electric protective device screen cabinet numbering, are used to remember
Secondary pressure plate information in record transformer station on each electric protective device screen cabinet；
Described secondary pressure plate anti-misoperation preview logout storehouse is used to store secondary pressure plate anti-misoperation preview logout,
Secondary pressure plate anti-misoperation preview logout includes that preview time, record storehouse electric switching are thrown/stopped to record storehouse secondary pressure plate
Operation task title, record storehouse electrical primary device name, record storehouse electric protective device screen cabinet title, record storehouse secondary pressure plate
Preview command content is thrown/stopped to title and record storehouse secondary pressure plate；
Secondary pressure plate to being performed in described subscriber interface module is thrown/is stopped preview instruction and carries out instruction parsing, obtains preview and refers to
Make electric switching operation mission number, preview instruct electrical primary device numbering, preview instruction electric protective device screen cabinet to number,
This 5 preview command contents of preview instruction are thrown/stopped to preview instruction secondary pressure plate numbering, preview instruction secondary pressure plate；
It is right according to the secondary pressure plate anti-misoperation preview rule provided in data service module in described anti-error procedure module
The secondary pressure plate after instructing parsing performed in described subscriber interface module is thrown/is stopped preview instruction and carries out item by item anti-error core
It is right；By successively by parsing after the preview that obtains instruct electric switching operation mission number and rule base electric switching operation task
Numbering, preview instruction electrical primary device numbering and rule base electrical primary device numbering, preview instruction electric protective device screen
Cabinet is numbered and rule base electric protective device screen cabinet is numbered, preview instructs secondary pressure plate numbering and rule base secondary pressure plate to number,
Whether preview instruction secondary pressure plate is thrown/is stopped preview instruction and checked with rule base secondary pressure plate throwing/stop instruction, checks its content
Unanimously；If occurring in audit process, content is inconsistent, and the anti-error verification flow of the anti-error procedure module stops, while touching
Send out subscriber interface module described and send maloperation information to operation maintenance personnel and warn；If checked result is consistent, further basis
Whether the electrical primary of anti-error preview operation, secondary device state check-up rules storehouse secondary pressure plate anti-misoperation constraints are full
Foot, if meeting rule base secondary pressure plate anti-misoperation constraints, operation of secondary pressure plate preview is denoted as by present system time
Time, while instructing the electric switching operation task that electric switching operation mission number is denoted as operation preview to compile the preview
Number, by it is described preview instruct electrical primary device numbering be denoted as operation preview electrical primary device numbering, by it is described preview refer to
Make electric protective device screen cabinet number be denoted as the electric protective device screen cabinet numbering of operation preview, the preview is instructed into secondary pressure
Plate numbering be denoted as operation preview secondary pressure plate numbering, by it is described preview instruct secondary pressure plate throw/stop preview instruction be denoted as operation
Preview command content is thrown/stopped to the secondary pressure plate of preview, so that secondary pressure plate anti-misoperation preview logout information is generated, while
The described subscriber interface module of triggering update correspondence electric protective device secondary pressure plate simulation throw/stop state；If being unsatisfactory for institute
Rule base secondary pressure plate anti-misoperation constraints is stated, is then triggered described subscriber interface module and is sent secondary pressure to operation maintenance personnel
The unmet information warning of plate anti-misoperation constraints；
Described secondary pressure plate anti-misoperation preview logout information carries out data parsing in described data service module；
Described secondary pressure plate anti-misoperation is obtained by data parsing and preview logout, and then construct secondary pressure plate anti-misoperation
Preview logout storehouse；Wherein, the record storehouse secondary pressure plate defined in the secondary pressure plate anti-misoperation preview logout storehouse
Preview time is thrown/stopped for recording described operation of secondary pressure plate preview time；The secondary pressure plate anti-misoperation previews event
Record storehouse electric switching operation task names defined in record storehouse are used to record the electric switching of the operation preview according to
What operation task numbering was parsed from described secondary pressure plate anti-misoperation preview rule base and electric switching operation task library
Record storehouse operation task title；Record storehouse electrical primary defined in the secondary pressure plate anti-misoperation preview logout storehouse sets
The electrical primary device numbering that standby title is used to record the operation preview according to is pre- from described secondary pressure plate anti-misoperation
Drill the electrical primary device name parsed in rule base and electrical primary equipment library；The secondary pressure plate anti-misoperation previews thing
Record storehouse electric protective device screen cabinet title defined in part record storehouse is used to record the electric guarantor of the operation preview according to
Protection unit screen cabinet numbering is parsed from described secondary pressure plate anti-misoperation preview rule base and electric protective device screen cabinet storehouse
Electric protective device screen cabinet title；The secondary pressure of record storehouse defined in the secondary pressure plate anti-misoperation preview logout storehouse
The secondary pressure plate numbering that board name is used to record the operation preview according to previews rule from described secondary pressure plate anti-misoperation
The secondary pressure plate title for then being parsed in storehouse and secondary pressure plate storehouse；It is fixed in the secondary pressure plate anti-misoperation preview logout storehouse
The record storehouse secondary pressure plate of justice is thrown/is stopped preview instruction and throws/stop preview command content for recording the secondary pressure plate of operation preview；By
This obtains secondary pressure plate anti-misoperation preview logout；Secondary pressure plate anti-misoperation among the data service module is pre-
Drill and described secondary pressure plate anti-misoperation preview logout is stored in logout storehouse；
Described subscriber interface module provides access related electric protection device secondary pressure plate anti-misoperation for power network operation maintenance personnel
Preview the human-machine interactive information interface of logout；Secondary pressure plate anti-misoperation among described system-based database is pre-
The anti-misoperation preview logout power supply network operation maintenance personnel for drilling reading secondary pressure plate in logout storehouse understands and grasp correlation
The throwing of electric protective device secondary pressure plate/stop cause and event information.
2. a kind of electric protective device secondary pressure plate anti-misoperation system according to claim 1, it is characterised in that described
Rule base secondary pressure plate anti-misoperation constraints in for transformer, bus, 220kV and above circuit and
The rule base secondary pressure plate anti-misoperation constraints that the protection device of 110kV and following voltage class circuit is formulated is：
（1）Input transformer " gap protection input " secondary pressure plate, answers before disabling transformer " zero sequence excessively stream input " secondary pressure plate
Check transformer neutral point grounding switch in a point position；Conversely, should be disabled before the transformer neutral point grounding switch that closes transformer "
Gap protection input " secondary pressure plate, puts into transformer " zero sequence excessively stream input " secondary pressure plate；
（2）Bus should put into " charge protection " and " mother excessively stream " secondary pressure plate before being charged by bus connection switch, charging is finished should
Disable above-mentioned two secondary pressure plate；In bus grid switching operation, answered first before disconnecting " bus connection switch operation power " small air switch
Input " mother interconnection " secondary pressure plate；Conversely, " the bus connection switch operation electricity that should first be closed before disabling " mother interconnection " secondary pressure plate
Source " small air switch；
（3）Any a set of " reclosing outlet " secondary pressure plate in two sets of protection devices of 220kV and above circuit
" reclosing outlet " secondary pressure plate during another set of protection device should be checked before the input is in rest position；Input " links up three to jump
" reclosing outlet " secondary pressure plate should be first disabled before lock-reclosing lock " secondary pressure plate, " actuating breaker failure protection " secondary pressure plate is disabled
Before first line switching should be disconnected；
（4）" tripping operation outlet " should be simultaneously disabled when out of service for the route protection of 110kV and following voltage class and " reclosing goes out
Mouthful " secondary pressure plate；Conversely, above-mentioned two secondary pressure plate should put into during protection input simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710072763.0A CN106685088B (en) | 2017-02-10 | 2017-02-10 | A kind of electric protective device secondary pressure plate anti-misoperation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710072763.0A CN106685088B (en) | 2017-02-10 | 2017-02-10 | A kind of electric protective device secondary pressure plate anti-misoperation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106685088A true CN106685088A (en) | 2017-05-17 |
| CN106685088B CN106685088B (en) | 2019-03-12 |
Family
ID=58860874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710072763.0A Expired - Fee Related CN106685088B (en) | 2017-02-10 | 2017-02-10 | A kind of electric protective device secondary pressure plate anti-misoperation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106685088B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471106A (en) * | 2018-04-17 | 2018-08-31 | 国网河南省电力公司电力科学研究院 | One kind is based on single mother partition mode of connection busbar interval secondary anti-misoperation method and device |
| CN108512198A (en) * | 2018-04-17 | 2018-09-07 | 国网河南省电力公司电力科学研究院 | One kind being used for supervisory control of substation plane line interval secondary anti-misoperation method and device |
| CN113972738A (en) * | 2021-10-18 | 2022-01-25 | 国网辽宁省电力有限公司丹东供电公司 | Power system relay protection operation anti-misoperation device and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389705A (en) * | 2013-07-19 | 2013-11-13 | 国家电网公司 | Operation monitoring system and method |
| CN105226816A (en) * | 2015-09-23 | 2016-01-06 | 国家电网公司 | Pressing plate Stateful Inspection and anti-error management system |
| CN105302121A (en) * | 2015-11-24 | 2016-02-03 | 积成电子股份有限公司 | Sequential control operation order automatic anti-error check method based on simulation IED device |
-
2017
- 2017-02-10 CN CN201710072763.0A patent/CN106685088B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389705A (en) * | 2013-07-19 | 2013-11-13 | 国家电网公司 | Operation monitoring system and method |
| CN105226816A (en) * | 2015-09-23 | 2016-01-06 | 国家电网公司 | Pressing plate Stateful Inspection and anti-error management system |
| CN105302121A (en) * | 2015-11-24 | 2016-02-03 | 积成电子股份有限公司 | Sequential control operation order automatic anti-error check method based on simulation IED device |
Non-Patent Citations (2)
| Title |
|---|
| 王建兵: ""变电站二次压板防误管理系统的应用"", 《电工技术》 * |
| 黄东方，孙亚辉: ""保护压板投退全过程防误措施的研究与实现"", 《福建电力与电工》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471106A (en) * | 2018-04-17 | 2018-08-31 | 国网河南省电力公司电力科学研究院 | One kind is based on single mother partition mode of connection busbar interval secondary anti-misoperation method and device |
| CN108512198A (en) * | 2018-04-17 | 2018-09-07 | 国网河南省电力公司电力科学研究院 | One kind being used for supervisory control of substation plane line interval secondary anti-misoperation method and device |
| CN108471106B (en) * | 2018-04-17 | 2019-11-12 | 国网河南省电力公司电力科学研究院 | One kind is based on single mother partition mode of connection bus interval secondary anti-misoperation method and device |
| CN113972738A (en) * | 2021-10-18 | 2022-01-25 | 国网辽宁省电力有限公司丹东供电公司 | Power system relay protection operation anti-misoperation device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106685088B (en) | 2019-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Wang et al. | Electrical safety considerations in large-scale electric vehicle charging stations | |
| Sarangi et al. | Distributed generation hybrid AC/DC microgrid protection: A critical review on issues, strategies, and future directions | |
| CN103401226B (en) | Substation area differential protection method for intelligent substation | |
| CN202940643U (en) | Comprehensive anti-misoperation system for power distribution network | |
| CN103401170A (en) | Box type transformer station | |
| Li et al. | Assessment method and indexes of operating states classification for distribution system with distributed generations | |
| CN106685088A (en) | Anti-misoperation system for secondary plate pressing of electric protection device | |
| CN107945608A (en) | Almightiness type power supply station Training in Comprehensive Skills device | |
| CN105305365A (en) | Power grid relay protection emergency management system | |
| CN104821662A (en) | Multidimensional intelligent anti-misoperation system and method | |
| CN102957203A (en) | Electrical equipment anti-misoperation method, device and system | |
| CN107067081A (en) | Substation secondary maintenance safety measure generation method based on many object models | |
| CN206074794U (en) | The portable power storage load box checked by false wiring of electric energy metering equipment | |
| Pordanjani et al. | Single-phase ferroresonance in an ungrounded system during system energization | |
| CN108964259A (en) | A kind of power grid intelligence control system | |
| CN209543688U (en) | A kind of substation's experience system | |
| CN109921516A (en) | A kind of topology based on electrical principle and prevent maloperation method | |
| CN106058893A (en) | High-voltage and high-capacity chain-type STATCOM device protection system | |
| CN103077631B (en) | Training device for three-phase circuit breaker spring operation mechanism | |
| CN106026047A (en) | Optimized control method of high-reliability distribution automation based on multi-source coordination and cooperation | |
| CN208271415U (en) | Almightiness type power supply station Training in Comprehensive Skills device | |
| Hesami et al. | Fault Current Protection in distribution system connected EVCH: A Review | |
| CN105449853B (en) | Method for building digital substation | |
| CN103840553B (en) | Failure starting circuit and method for starting failure circuit | |
| Fan et al. | Control and protection strategy design of ITER toroidal field coil power supply system |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190312 Termination date: 20200210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |