CN108923529A - A kind of intelligent substation secondary peace arranges diagnostic method and system - Google Patents
A kind of intelligent substation secondary peace arranges diagnostic method and system Download PDFInfo
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- CN108923529A CN108923529A CN201810456666.6A CN201810456666A CN108923529A CN 108923529 A CN108923529 A CN 108923529A CN 201810456666 A CN201810456666 A CN 201810456666A CN 108923529 A CN108923529 A CN 108923529A
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- 238000002405 diagnostic procedure Methods 0.000 title claims abstract description 10
- 238000012423 maintenance Methods 0.000 claims abstract description 53
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 238000003745 diagnosis Methods 0.000 claims abstract description 10
- 238000004458 analytical method Methods 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 11
- 238000002955 isolation Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 241000272814 Anser sp. Species 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
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- 239000000203 mixture Substances 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 206010048669 Terminal state Diseases 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000003379 elimination reaction Methods 0.000 description 1
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- 238000005070 sampling Methods 0.000 description 1
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- H02J13/0006—
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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Abstract
The present invention provides a kind of intelligent substation secondaries to pacify diagnostic method and the system of arranging; operating status locating for protective device, safety automation is divided into Run-time scenario, signal scene, exits scene and maintenance scene, operating status locating for combining unit and intelligent terminal is divided into Run-time scenario and maintenance scene；Secondary pacify corresponding with each scene, which is formulated, according to the scene of division arranges diagnostic rule；The running state information of acquisition protective device, safety automation, combining unit and intelligent terminal in real time; according to scene rule ordering; it arranges diagnostic rule to compare with corresponding secondary peace the running state information of acquisition, judges whether to meet and secondary push the wrong diagnostic rule.Its diagnostic purpose is more clear, and diagnostic rule is fairly perfect, more accurate to the diagnosis of secondary device, and arranges implementation procedure to carry out effective monitoring and intelligentized prompt secondary peace, ensure that the safety and stability of the reliable isolation and equipment of Awaiting Overhaul equipment.
Description
Technical field
The invention belongs to power system automation technology field, in particular to a kind of intelligent substation secondary peace arranges diagnosis side
Method and system.
Background technique
Secondary peace is arranged as the technology for coping with the works on the spot such as defect elimination, maintenance, upgrading and reorganization and expansion after substation puts into operation
It ensures, the stable operation important in inhibiting to the safety and power grid that ensure first and second equipment of intelligent substation.
Pressing plate and circuit are the main security isolated subjects during secondary peace is arranged, and are believed using fiber optic communication and IEC61850
Cease modeling intelligent station electrical secondary system in, it is seen that hardwire become optical fiber, real terminal becomes virtual terminator, and hard pressing plate becomes
Soft pressing plate, and introduce the concept of maintenance pressing plate, more crucially all kinds of " soft pressing plates " and maintenance pressing plate between device mutually
The influence of operative relationship also more than normal station complexity, these new variations to be engaged in intelligent station it is secondary pacify arrange establishment, execute
Staff brings many difficulties.It with the universal of intelligent substation and promotes, substation's O&M service technique is also more next
Attention more by major grid company, wherein secondary safety measure becomes to be even more important, the reason is that it will need to examine
The equipment repaired carries out effective security isolation with the equipment being currently running, it is ensured that power grid is safe and reliable during station
Operation.Intelligent substation secondary peace, which is arranged, is broadly divided into " reality " and " void " two large divisions." reality " needs to put into before referring to overhaul of the equipments
Overhaul pressing plate, pull out comprising breaker, disconnecting switch position, breaker tripping and closing order and analog quantity SV information optical fiber；" void " refers to
It is the various signals transmitted in intelligent substation by network message.
Intelligent substation analog quantity sampling circuit uses the SV message of 9-2 at present, and the information such as trip protection, input and output are adopted
Use GOOSE message.Intelligent substation changes, extend and when turnaround of unit, secondary device peace is arranged operation mainly to be exported by breaker tripping and closing and pressed
Plate, maintenance pressing plate, GOOSE, which receive pressing plate and send a variety of peaces such as soft pressing plate, arranges technical combinations to form, that there is pressing plate quantity is more,
The features such as not intuitive, without " obvious electrical break point ", causes peace to arrange the mistake of step when peace is arranged and formulated since personnel's experience is insufficient
Accidentally, and during manual operation it also be easy to cause leakage to throw move back, miscarry and move back.Once there is mistake, leakage is thrown, miscarrying will result in
Serious electric network fault.Such as Publication No. " CN105914892A ", entitled " a kind of secondary maintenance, which is pacified, arranges bill system and its realization
The Chinese patent of method ", it includes model data management module, real-time database, history library, figure that the peace which proposes, which arranges bill system,
Editing machine, peace arrange ticket application module.It is secondary maintenance peace arrange the method for ticket realize for it is secondary maintenance peace arrange ticket intelligence intend ticket,
Anti-error verification, simulation preview, peace arrange ticket management, visualize a series of functional requirement, solve traditional artificial establishment two
Secondary peace arranges ticket difficulty greatly and error-prone problem, improves the working efficiency of secondary O&M service personnel, but the two of the patent
Secondary peace arranges diagnostic system not carry out detailed analysis to the state of its secondary device, locating scene before maintenance, causes to diagnose
Blindness is random and purpose is indefinite；And the diagnostic rule of rule base is also incomplete, and less pertinence is strong, fails to peace
Implementation procedure is arranged to carry out effective monitoring and intelligentized prompt.
Summary of the invention
The purpose of the present invention is to provide a kind of intelligent substation secondaries to pacify diagnostic method and the system of arranging, existing for solving
Secondary peace arranges diagnostic rule not perfect and the indefinite problem of diagnostic purpose in technology.
To achieve the above object, the present invention provides a kind of intelligent substation secondary peaces to arrange diagnostic method, including walks as follows
Suddenly：
1) state is moved back according to protective device, the type of safety automation, maintenance mark and pressing plate throwing, protection is filled
Set, operating status locating for safety automation is divided into Run-time scenario, signal scene, exit scene and maintenance scene, and
Operating status locating for combining unit and intelligent terminal is divided into Run-time scenario and maintenance scene；
2) secondary pacify corresponding with each scene is formulated according to the scene of division and arranges diagnostic rule；
3) running state information of protective device, safety automation, combining unit and intelligent terminal, root are acquired in real time
According to scene rule ordering, arranges diagnostic rule to compare with corresponding secondary peace the running state information of acquisition, judge whether
Meet and secondary pushes the wrong diagnostic rule.
The incidence relation between different secondary devices in order to adapt to intelligent substation, carry out it is secondary peace arrange diagnosis when,
There is the equipment that is mutually related at least two, according to Run-time scenario equipment soft pressing plate-maintenance scene device soft pressing plate-maintenance
The sequence that scene device overhauls pressing plate formulates scene rule ordering；For individual equipment, according to Run-time scenario ,-signal scene-is moved back
Scene-maintenance scene sequence formulates scene rule ordering out.
Further, if being unsatisfactory for secondary peace arranges experts database diagnostic rule, warning information is generated.
Diagnostic result is checked for convenience, in protective device, safety automation, combining unit and the intelligence that will be acquired
The running state information of terminal and secondary when pushing the wrong diagnostic rule and comparing, can generate diagnostic result, the diagnostic result with
Patterned mode is shown.
Further, the diagnostic result includes abnormal state reason, coverage and solves to suggest.
The present invention also provides a kind of intelligent substation secondary peaces to arrange diagnostic system, including scene analysis module, acquisition mould
Block and diagnostic module, the scene analysis module be used for according to protective device, the type of safety automation, maintenance mark and
Pressing plate throwing move back state, by operating status locating for protective device, safety automation be divided into Run-time scenario, signal scene,
Scene and maintenance scene are exited, and operating status locating for combining unit and intelligent terminal is divided into Run-time scenario and Overhaul Yard
Scape, and secondary pacify corresponding with each scene is formulated according to the scene of division and arranges diagnostic rule；The acquisition module for adopting in real time
Collect the running state information of protective device, safety automation, combining unit and intelligent terminal；The diagnostic module is used for will
The running state information of acquisition arranges diagnostic rule to compare with secondary peace, judges whether to meet and secondary pushes the wrong diagnostic rule.
The incidence relation between different secondary devices in order to adapt to intelligent substation, carry out it is secondary peace arrange diagnosis when,
There is the equipment that is mutually related at least two, according to Run-time scenario equipment soft pressing plate-maintenance scene device soft pressing plate-maintenance
The sequence that scene device overhauls pressing plate formulates scene rule ordering；For individual equipment, according to Run-time scenario ,-signal scene-is moved back
Scene-maintenance scene sequence formulates scene rule ordering out.
Further, if being unsatisfactory for secondary peace arranges experts database diagnostic rule, warning information is generated.
Diagnostic result is checked for convenience, in protective device, safety automation, combining unit and the intelligence that will be acquired
The running state information of terminal and secondary when pushing the wrong diagnostic rule and comparing, can generate diagnostic result, the diagnostic result with
Patterned mode is shown.
Further, the diagnostic result includes abnormal state reason, coverage and solves to suggest.
The beneficial effects of the invention are as follows：
Scheme provided by the invention before being overhauled to secondary device, to the state of secondary device, locating scene into
It has gone detailed analysis, has formulated perfect secondary peace and arranged diagnostic rule, acquired the running state information of secondary device in real time, it will
The running state information of acquisition arranges diagnostic rule to compare with secondary peace, to diagnose to secondary device, diagnoses mesh
Comparison it is clear, it is more accurate to the diagnosis of secondary device, and arrange implementation procedure effectively to be monitored and intelligently secondary peace
The prompt of change ensure that the safety and stability of the reliable isolation and equipment of Awaiting Overhaul equipment.
Detailed description of the invention
Fig. 1 is that intelligent substation secondary peace of the invention arranges the structural block diagram of diagnostic system；
Fig. 2 is more scene analysis transition diagrams of the invention.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawing：
The present invention provides a kind of intelligent substation secondary peaces to arrange diagnostic system, as shown in Figure 1, including scene analysis mould
Block, acquisition module and diagnostic module, scene analysis module are used for according to protective device, the type of safety automation, maintenance
State is moved back in mark and pressing plate throwing, and operating status locating for protective device, safety automation is divided into Run-time scenario, signal
Scene exits scene and maintenance scene, and combining unit and intelligent terminal is divided into Run-time scenario and overhaul scene, and according to
The scene of division formulates secondary pacify corresponding with each scene and arranges diagnostic rule；Acquisition module for acquiring protective device, peace in real time
The running state information of full-automatic device, combining unit and intelligent terminal；The operating status letter that diagnostic module is used to acquire
Breath arranges diagnostic rule to compare with secondary pacify, and judges whether to meet and secondary pushes the wrong diagnostic rule.
Diagnostic system is arranged based on above-mentioned intelligent substation secondary peace, is proposed a kind of intelligent substation secondary peace and is arranged diagnosis side
Method includes the following steps：
1) state is moved back according to protective device, the type of safety automation, maintenance mark and pressing plate throwing, protection is filled
Set, safety automation is divided into different scenes, and combining unit and intelligent terminal are divided into different scenes；
2) secondary pacify corresponding with each scene is formulated according to the scene of division and arranges experts database diagnostic rule；
3) running state information of protective device, safety automation, combining unit and intelligent terminal is acquired in real time, it is right
The information data of acquisition is classified, is arranged, is analyzed, according to scene rule ordering, by the running state information of acquisition with it is corresponding
Secondary peace arrange diagnostic rule to compare, judge whether to meet and secondary push the wrong diagnostic rule.
Specifically, protective device, automatic safety device, combining unit, the running state information of intelligent terminal are acquired in real time,
The secondary data source for pushing the wrong diagnostic system is intelligent change based on business platform by sending on intelligent substation basic business platform
The supporting of power station data interaction, is the basic platform that business processing service is communicated with equipment, interacted, provides four distant data
On give, the forwarding of facility information.The first and second equipment running status information of power grid acquired by platform is carried out as basic data
Analyzing and diagnosing.According to device type, locating scene, the operating status of equipment and there are locating for GOOSE associate device with this equipment
Scene carry out comprehensive analysis, formulate maintenance pressing plate, function pressing plate, SV and receive pressing plate and GOOSE and send, receive pressing plate state
Rule.
During secondary peace arranges maintenance to execute or restore, the secondary peace of typing is arranged operation order to believe by intelligent diagnosis system
The breath pressing plate status information for protecting equipment related with what is obtained is compared, and arranges expert diagnosis according to the secondary peace of corresponding scene
Library, in strict accordance with the content of the rule check operation step of formulation, whether throw sequence move back standard by correct and pressing plate state
Really.
Wherein, the secondary peace of typing arranges operation order information to refer to saying inspection operation process input system, such as：" investment
In the implementation procedure of XX pressing plate, disconnection XX optical fiber ... etc. ", system can be monitored for actual mechanical process, if behaviour
During work, there is faulty operation, or omit operation, it will generate warning message.
Above-mentioned steps 1) in, by protective device and safety automation, combining unit and intelligent terminal state in which,
Maintenance mark and pressing plate status information composition become a kind of environment, referred to as scene.It therefore, can be by protective device and safety automation
Makeup sets locating operating status and is divided into Run-time scenario, signal scene, exits scene and maintenance scene；By combining unit and intelligence
Operating status locating for energy terminal is divided into Run-time scenario and maintenance scene.Wherein, the corresponding experts database diagnostic rule of each scene
As shown in table 1.
The corresponding experts database diagnostic rule table of each scene of table 1
After dividing scene, when the secondary peace of progress arranges diagnosis, there is the equipment that is mutually related at least two, according to
Run-time scenario equipment soft pressing plate-maintenance scene device soft pressing plate-maintenance scene overhaul of the equipments pressing plate sequence formulates scene rule
Sequentially, that is, the equipment soft pressing plate for first carrying out Run-time scenario associated with maintenance scene device pacifies project of arranging, then executes Overhaul Yard
The related peace of the soft pressing plate of equipment under scape arranges step, finally executes maintenance scene and divides into the peace of standby maintenance hard pressing plate and arranges operation
Step；For individual equipment, according to Run-time scenario ,-signal scene-it is suitable to exit scene-maintenance scene sequence formulation scene rule
Running equipment is successively switched to signal scene from Run-time scenario, then be switched to and exit field that is, according to scene conversion rule by sequence
Scape, is finally switched to maintenance scene again, when recovery operation, carries out scene switching operation in opposite directions.
It can be converted between each scene set in table 1, the schematic diagram converted between each scene, such as Fig. 2 institute
Show, whether detection device hangs maintenance board first, if detecting, equipment hangs with maintenance board, and equipment running status is converted to maintenance
Scene；If detecting, equipment does not hang maintenance board, then judges that GOOSE sends whether pressing plate all exits, if GOOSE sends pressure
Plate, which is not all of, to be exited, then is converted to Run-time scenario, if GOOSE sends pressing plate and all exits, continues to judge defencive function pressure
Whether plate exits, if defencive function pressing plate does not exit, is converted to signal scene, if defencive function pressing plate exits, is converted to
Exit scene.
When arranging experts database diagnostic rule to compare the equipment running status information of acquisition and secondary peace in the present embodiment,
If being unsatisfactory for secondary peace arranges experts database diagnostic rule, warning information is generated, and generate diagnostic result.In order to guarantee diagnostic result
O&M service personnel can be clearly showed, diagnostic result is shown in a manner of patterned.It include many in diagnostic result
Information, the diagnostic result of the present embodiment include abnormal state reason, coverage and solve to suggest.
The present invention is based on more scene analysis method detailed analysis states of secondary device, targetedly carry out rule and examine
It is disconnected, with intelligence, intuitive way by intelligent substation secondary maintenance peace arrange in encounter the problem of be reflected to substation fortune inspection personnel,
Fortune inspection personnel are executed with mistake when peace is arranged to prompt, analyze and alert, intelligent substation secondary peace is improved and arranges execution
Safety guarantees the safety and stability of the reliable isolation and running equipment of repair apparatus.
Specific embodiment is presented above, but the present invention is not limited to embodiment described above.The present invention
Basic ideas be above-mentioned basic scheme, for those of ordinary skill in the art, introduction according to the present invention is designed each
The model of kind deformation, formula, parameter do not need to spend creative work.The case where not departing from the principle and spirit of the invention
Under to embodiment carry out variation, modification, replacement and deformation still fall in protection scope of the present invention.
Claims (10)
1. a kind of intelligent substation secondary peace arranges diagnostic method, which is characterized in that include the following steps：
1) state is moved back according to protective device, the type of safety automation, maintenance mark and pressing plate throwing, by protective device, peace
Operating status locating for full-automatic device is divided into Run-time scenario, signal scene, exits scene and maintenance scene, and will merge
Operating status locating for unit and intelligent terminal is divided into Run-time scenario and maintenance scene；
2) secondary pacify corresponding with each scene is formulated according to the scene of division and arranges diagnostic rule；
3) running state information for acquiring protective device, safety automation, combining unit and intelligent terminal in real time, according to field
The running state information of acquisition is arranged diagnostic rule to compare, judges whether to meet by scape rule ordering with corresponding secondary peace
It is secondary to push the wrong diagnostic rule.
2. intelligent substation secondary according to claim 1 peace arranges diagnostic method, which is characterized in that carry out secondary peace and arrange to examine
When disconnected, there is the equipment that is mutually related at least two, according to Run-time scenario equipment soft pressing plate-soft pressure of maintenance scene device
Plate-maintenance scene overhaul of the equipments pressing plate sequence formulates scene rule ordering；For individual equipment, according to Run-time scenario-signal
Scene-exits scene-maintenance scene sequence and formulates scene rule ordering.
3. intelligent substation secondary according to claim 1 or 2 peace arranges diagnostic method, which is characterized in that if being unsatisfactory for two
Secondary peace arranges experts database diagnostic rule, then generates warning information.
4. intelligent substation secondary according to claim 1 peace arranges diagnostic method, which is characterized in that in the protection that will be acquired
Device, safety automation, the running state information of combining unit and intelligent terminal and the secondary diagnostic rule that pushes the wrong carry out pair
Than when, diagnostic result can be generated, the diagnostic result is shown in a manner of patterned.
5. intelligent substation secondary according to claim 4 peace arranges diagnostic method, which is characterized in that the diagnostic result packet
It includes abnormal state reason, coverage and solves to suggest.
6. a kind of intelligent substation secondary peace arranges diagnostic system, which is characterized in that including scene analysis module, acquisition module and examine
Disconnected module, the scene analysis module are used to be thrown according to protective device, the type of safety automation, maintenance mark and pressing plate
State is moved back, operating status locating for protective device, safety automation is divided into Run-time scenario, signal scene, exits field
Scape and maintenance scene, and operating status locating for combining unit and intelligent terminal is divided into Run-time scenario and maintenance scene, and
Secondary pacify corresponding with each scene, which is formulated, according to the scene of division arranges diagnostic rule；The acquisition module for acquiring protection in real time
The running state information of device, safety automation, combining unit and intelligent terminal；What the diagnostic module was used to acquire
Running state information arranges diagnostic rule to compare with secondary peace, judges whether to meet and secondary pushes the wrong diagnostic rule.
7. intelligent substation secondary according to claim 6 peace arranges diagnostic system, which is characterized in that carry out secondary peace and arrange to examine
When disconnected, there is the equipment that is mutually related at least two, according to Run-time scenario equipment soft pressing plate-soft pressure of maintenance scene device
Plate-maintenance scene overhaul of the equipments pressing plate sequence formulates scene rule ordering；For individual equipment, according to Run-time scenario-signal
Scene-exits scene-maintenance scene sequence and formulates scene rule ordering.
8. intelligent substation secondary according to claim 6 or 7 peace arranges diagnostic system, which is characterized in that further include alarm
Module, if being unsatisfactory for secondary peace arranges experts database diagnostic rule, alarm module generates warning information.
9. intelligent substation secondary according to claim 6 peace arranges diagnostic system, which is characterized in that diagnostic module will adopted
The protective device of collection, safety automation, combining unit and intelligent terminal running state information and secondary push the wrong diagnosis rule
When then comparing, diagnostic result can be generated, the diagnostic result is shown in a manner of patterned.
10. intelligent substation secondary according to claim 9 peace arranges diagnostic system, which is characterized in that the diagnostic result
Including abnormal state reason, coverage and solve to suggest.
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