CN107506849A - A kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system - Google Patents
A kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system Download PDFInfo
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Abstract
A kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system, including intelligent distribution transforming shutdown system, production management system, electrical power distribution automatization system, intelligent distribution and management system, EMS, power information acquisition system and low tension switch condition monitoring system.The system obtains multi-source data effective information from EMS, intelligent distribution and management system, production management system, power scheduling aid decision-making system and power information acquisition system, abnormal power-off event is screened and screened using big data technology, power-off event is classified by distribution transforming stoppage in transit type mathematical modeling, and corresponding stoppage in transit work order and repairing strategy are pushed for different types of distribution transforming stoppage in transit event, reduce power off time and improve user power utilization satisfaction.
Description
Technical field
Have a power failure the present invention relates to a kind of intelligent optimization distribution transforming and study and judge system, belong to distribution O＆M technical field.
Background technology
Distribution transformer is as power system power supply end-equipment, and in the transmission and delivery process of electric energy, transformer rises
Vital effect, available electrical energy is directly provided for user.If distribution transforming once has a power failure, it is useful that taiwan area institute can be interrupted
The power supply at family, at present distribution transforming power-off event derive from Marketing Major power information acquisition system, the system judge distribution transforming power failure
It is then whether the concentrator supply voltage that places one's entire reliance upon reaches power failure voltage limits, if power-off event default setting value is 60% ginseng
Than voltage, upper electric event default setting value is 80% reference voltage, if acquisition terminal voltage meets power-off event limit value, is produced
Terminal power-off event, and power-off event active upload is used into extraction system.According to statistics, the distribution transforming stoppage in transit thing of certain company year push
Part has 294499 times, and wherein 132267 times is have power-off event without power transmission event, 44674 times to have power-off event without power transmission thing
Part, accuracy are only 60.08%, have a strong impact on that distribution transforming is stopped transport and actively rush to repair the push quality and benefits of work order.
Due to being JP cabinet enter line sides with the voltage measured by the concentrator used in extraction system, electric current, if low tension switch is sent out
Raw tripping operation, and 10kV circuits do not have a power failure, the voltage of concentrator collection produces terminal power failure thing because normally will be unable to triggering concentrator
The threshold values of part, then cause master station can not know taiwan area power-off event, influence user power utilization.
Studied therefore, it is necessary to be stopped transport for above-mentioned distribution transforming and study and judge the low problem of accuracy, promptness, there is provided Yi Zhonggao
Effect, accurate distribution transforming, which are stopped transport, studies and judges system, and combines the corresponding O＆M emphasis of actual proposition.
The content of the invention
The object of the present invention is in order to accurately study and judge out distribution transforming power failure type and stoppage in transit reason, according to different power failure types
And reason provides corresponding O＆M suggestion, reduce because distribution transforming stoppage in transit causes user power utilization and complains probability, improve distribution transforming actively
Rush to repair quality and benefits, there is provided a kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system.
Realize that technical scheme is as follows, a kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system, and the system is from energy
Management system（EMS）, intelligent distribution and management system（OMS）, production management system（PMS）, power scheduling aid decision-making system
（EMS/OMS）, the multi-source data effective information that obtains of the multi-source system such as power information acquisition system, using big data technology to different
Normal power-off event is screened and screened, and power-off event is classified by intelligent distribution transforming shutdown system, stopped transport by distribution transforming
Type mathematical modeling is classified to power-off event, and corresponding stoppage in transit work is pushed for different types of distribution transforming stoppage in transit event
Single and repairing strategy, reduce power off time and improve user power utilization satisfaction.
A kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system, including intelligent distribution transforming shutdown system, production management system, distribution are certainly
Dynamicization system, intelligent distribution and management system, EMS, power information acquisition system and low tension switch status monitoring system
System；Intelligent distribution transforming shutdown system passes through data interaction bus and production management system, electrical power distribution automatization system, intelligent scheduling management
System, EMS, power information acquisition system connect with low tension switch condition monitoring system；Intelligent distribution transforming shutdown system
Power failure type and repairing strategy are pushed according to result is studied and judged.
The PMS systems are the production management systems in power system, including defeated change electricity distribution power Equipment Foundations account, are lacked
The data such as sunken, experiment, provide the static type information of equipment.
EMS/OMS is power scheduling aid decision-making system, including transformer substation switch, transformer, isolation switch etc. are transported in real time
Row data, there is provided the multidate information of equipment.
The multi-source data effective information includes obtaining transformer station-medium-voltage line-distribution transforming-low-voltage line from PMS systems
Road-intelligent meter supply network topological diagram；From EMS/OMS systems, obtain feeder switch running current, switch changed position information, have a power failure
Plan（Containing plan and temporarily）；From electrical power distribution automatization system（DAS）Obtain segmentation, branch, branch switch displacement, voltage, electric current
Information；From electricity consumption acquisition system, taiwan area stoppage in transit event and user power utilization information are obtained；From low tension switch on-line monitoring system, obtain
Take the displacement of taiwan area low tension switch and trip reason；Taiwan area, 10kV circuits, low pressure feeder pillar and supply district are obtained from generalized information system
Etc. information.
The distribution transforming stoppage in transit type mathematical modeling is subordinate relation and multiple taiwan area Domino effects based on single taiwan area
Construction, subordinate relation judges low voltage failure, distribution transforming or fuse failure, and Domino effect judges branch line, main line, upper level power supply
Failure.
The intelligent distribution transforming shutdown system includes stoppage in transit event storage part, stoppage in transit type algorithm part, repairing strategy calculation
Four parts of method and human-computer interaction interface, stoppage in transit event storage part are according to taiwan area enter line side electricity by power information acquisition system
Whether pressure reaches the threshold value of power-off event setting（Three-phase voltage is less than 120V）Determine；Stopped according to distribution transforming stoppage in transit type algorithm part
Power information, judge taiwan area power failure type with reference to the informix of the related systems such as PMS, OMS, DAS；Rush to repair policing algorithm part knot
Close different types of tactful, the required repairing goods and materials of repairing such as distribution transforming power failure type, push main line, branch line, fuse, low-voltage circuit
And Work tool；Man-machine interaction is partially completed function, the operation maintenance personnels such as the push for rushing to repair work order, order, repairing, receipt, inquiry can
Statistical analysis is carried out according to history relevant information, provides reasonable reformation project demands.
Described repairing policing algorithm is the ancillary method based on power failure type, according to main line, branch line, fuse, low pressure
Line fault type, goods and materials and Work tool needed for push repairing, including wire type, sectional area of wire, wire clamp, high-voltage fuse
Device.
It is as follows that system specific implementation step is studied and judged in the intelligent distribution transforming power failure：
（1）Receive and examine the authenticity of distribution transforming stoppage in transit event.Target stoppage in transit event is screened when system is to band first, is rejected
Stoppage in transit event abnormal Shi Changyou；Its subsystem is issued by radio communication, optical fiber, power line carrier, PLC mode calls survey order together,
Taiwan area enter line side enter line side electric current, voltage etc. are gathered again, judge whether its numerical value exceedes pre-set limit（Less than 60% reference electricity
Pressure）, avoid system voltage fluctuation or terminal fault from causing abnormal power-off event, and then judge whether to enter outage information storehouse.
（2）Judgement is upper level power supply stoppage in transit type.System obtains main line tripping operation, branch line is jumped by being interacted with interconnected system
The effective informations such as lock, current break, scheduled overhaul or work ticket information or accident emergency repairing are single, study and judge out level power supply and master
Distribution transforming stoppage in transit type caused by line failure, and power failure type is pushed into client service platform.
（3）Judge fault of branch line stoppage in transit type.System obtains taiwan area and branch line supply network topological diagram by PMS systems,
With reference to distribution transforming stoppage in transit abnormal data, comprehensive descision is fault of branch line or single taiwan area failure.
（4）Judge low-voltage equipment failure stoppage in transit type.System obtains low tension switch by low tension switch on-line monitoring system
There is side magnitude of voltage situation, comprehensive descision low-voltage equipment fault outage type in displacement information and taiwan area.
（5）Push repairing strategy.Different repairing strategies is pushed for different stoppage in transit types, such as push is low tension switch
Stop information caused by tripping operation, stoppage in transit reason should be checked, corresponding repairing strategy is pushed according to different trip reasons, is related to
Residual current acting, then the problems such as emphasis lookup circuit single-phase earthing, broken string and user equipment.
The invention has the advantages that the system globe area effective information of related system, without in distribution network
It is simple to increase any hardware unit, algorithm, greatly reduces equipment investment；The intelligent distribution transforming shutdown system of arrangement effectively improves
The quality of work order is actively rushed to repair, operation maintenance personnel is reduced and repeats to fill out single, raising operating efficiency；The work order of system push has obvious
Specific aim, corresponding repairing strategy is pushed according to different types of work order, reduce trouble shooting time；According to power failure type and
Customer information, corresponding outage information and recovery time are pushed, user satisfaction can be improved.
The inventive method is applied to the optimization that 10kV distribution transforming stoppage in transit types are precisely studied and judged and emphasis repairing is tactful.
Brief description of the drawings
Fig. 1 is present system framework map；Fig. 2 is the flow chart that algorithm is studied and judged in distribution transforming power failure；
Fig. 3 is that the distribution transforming stoppage in transit accuracy after system optimization compares figure.
Embodiment
The embodiment of the present invention is as shown in the figure.
Fig. 1 is that system, including intelligent distribution transforming shutdown system, production pipe are studied and judged in a kind of intelligent optimization distribution transforming power failure of the present embodiment
Reason system, electrical power distribution automatization system, intelligent distribution and management system, EMS, power information acquisition system and low pressure are opened
Off status monitoring system；Intelligent distribution transforming shutdown system by data interaction bus and production management system, electrical power distribution automatization system,
Intelligent distribution and management system, EMS, power information acquisition system connect with low tension switch condition monitoring system；Intelligence
Distribution transforming shutdown system proposes push power failure type and repairing strategy.
Fig. 2 is the flow chart that algorithm is studied and judged in distribution transforming power failure.
As shown in Fig. 2 the intelligent distribution transforming has a power failure, to study and judge system specific implementation step as follows：
（1）Receive and examine the authenticity of distribution transforming stoppage in transit event.Target stoppage in transit event is screened when system is to band first, is rejected
Stoppage in transit event abnormal Shi Changyou；Its subsystem is issued by radio communication, optical fiber, power line carrier, PLC mode calls survey order together,
Taiwan area enter line side enter line side electric current, voltage etc. are gathered again, judge whether its numerical value exceedes pre-set limit（Less than 60% reference electricity
Pressure）, avoid system voltage fluctuation or terminal fault from causing abnormal power-off event, and then judge whether to enter outage information storehouse.
（2）Judgement is upper level power supply stoppage in transit type.System obtains main line tripping operation, branch line is jumped by being interacted with interconnected system
The effective informations such as lock, current break, scheduled overhaul or work ticket information or accident emergency repairing are single, study and judge out level power supply and master
Distribution transforming stoppage in transit type caused by line failure：Whether there is branch line tripping operation in 30 minutes, whether have the tripping operation of EMS main lines in 30 minutes, match somebody with somebody
Whether main line belonging to change has OMS scheduled overhauls for one hour before and after distribution transforming stoppage in transit, and whether have EMS electric currents to become in 30 minutes transfinites,
Whether the affiliated main line of distribution transforming has the stoppage in transit event that marketing is issued for one hour before and after distribution transforming stoppage in transit；And power failure type is pushed into visitor
Family service platform.
（3）Judge fault of branch line stoppage in transit type.System obtains taiwan area and branch line supply network topological diagram by PMS systems,
With reference to distribution transforming stoppage in transit abnormal data, comprehensive descision is fault of branch line or single taiwan area failure.
（4）Judge low-voltage equipment failure stoppage in transit type.System obtains low tension switch by low tension switch on-line monitoring system
There is side magnitude of voltage situation, comprehensive descision low-voltage equipment fault outage type in displacement information and taiwan area.
（5）Push repairing strategy.Different repairing strategies is pushed for different stoppage in transit types, such as push is low tension switch
Stop information caused by tripping operation, stoppage in transit reason should be checked first, low voltage failure reason includes 00010- residual currents, 00100- is lacked
0th, 00101- overloads, 00110- short circuits, 00111- phase shortages, 01000- is under-voltage, 01001- overvoltages, 01010- ground connection, 01110-
Button experiment 01111- lockings, 10010- manually, 10000- mulual inductor malfunctions, 10001- close a floodgate failure, move in 10110- winks, according to
Different trip reason pushes corresponding repairing strategy, and such as 00010- residual current actings, then emphasis searches that circuit is single-phase to be connect
The problems such as ground, broken string and user equipment.
Fig. 3 is that the distribution transforming stoppage in transit accuracy after system optimization compares figure.Following table is the statistical form before and after system optimization.
As seen from Figure 3, the distribution transforming stoppage in transit accuracy rate before being not optimised is less than 40%；Distribution transforming stoppage in transit accuracy rate after optimization exceedes
90%。
Claims (9)
1. a kind of intelligent optimization distribution transforming, which has a power failure, studies and judges system, it is characterised in that the system is from EMS, intelligent scheduling
It is effective that management system, production management system, power scheduling aid decision-making system and power information acquisition system obtain multi-source data
Information, abnormal power-off event is screened and screened using big data technology, by distribution transforming stoppage in transit type mathematical modeling to stopping
Electric event is classified, and pushes corresponding stoppage in transit work order and repairing strategy for different types of distribution transforming stoppage in transit event, is subtracted
Few power off time and raising user power utilization satisfaction.
2. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the system includes
Intelligent distribution transforming shutdown system, production management system, electrical power distribution automatization system, intelligent distribution and management system, EMS, use
Power utilization information collection system and low tension switch condition monitoring system；Intelligent distribution transforming shutdown system passes through data interaction bus and production pipe
Reason system, electrical power distribution automatization system, intelligent distribution and management system, EMS, power information acquisition system and low pressure are opened
Off status monitoring system connects；Intelligent distribution transforming shutdown system proposes push power failure type and repairing strategy.
3. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the production management
System, including defeated change electricity distribution power Equipment Foundations account, defect, test data, there is provided the static type information of equipment.
4. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that described, electric power is adjusted
Spend aid decision-making system, including transformer substation switch, transformer, isolation switch real-time running data, there is provided the multidate information of equipment.
5. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the multi-source data
Effective information includes obtaining transformer station-medium-voltage line-distribution transforming-low-voltage circuit-intelligent meter power supply network from production management system
Network topological diagram；From power scheduling aid decision-making system, feeder switch running current, switch changed position information are obtained, have a power failure plan；From
Electrical power distribution automatization system obtains segmentation, branch, branch switch displacement, voltage, current information；From electricity consumption acquisition system, platform is obtained
Area's stoppage in transit event and user power utilization information；From low tension switch on-line monitoring system, obtain the displacement of taiwan area low tension switch and tripping operation is former
Cause；Taiwan area, 10kV circuits, low pressure feeder pillar and supply district information are obtained from generalized information system.
6. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the distribution transforming is stopped transport
Type mathematical modeling is that subordinate relation based on single taiwan area and multiple taiwan area Domino effects construct, and subordinate relation judges low
Pressure failure, distribution transforming or fuse failure, Domino effect judge branch line, main line, higher level's power failure.
7. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the intelligent distribution transforming
Shutdown system includes stoppage in transit event storage part, stoppage in transit type algorithm part, repairing policing algorithm part and human-computer interaction interface
Three parts, stoppage in transit event storage part is whether to reach power failure thing according to taiwan area enter line side voltage by power information acquisition system
The threshold value that part is set determines；Stoppage in transit type algorithm part is according to distribution transforming outage information, with reference to the letter of PMS, OMS, DAS related system
Cease comprehensive descision taiwan area power failure type；Repairing policing algorithm part combines distribution transforming power failure type, push main line, branch line, fuse,
Low-voltage circuit is different types of to rush to repair tactful, required repairing goods and materials and Work tool；Man-machine interaction is partially completed pushing away for repairing work order
Give, order, repairing, receipt, query function, operation maintenance personnel can according to history relevant information carry out statistical analysis, provide and rationally change
Make project demands.
8. a kind of intelligent optimization distribution transforming according to claim 7, which has a power failure, studies and judges system, it is characterised in that described repairing plan
Slightly algorithm is the ancillary method based on power failure type, according to main line, branch line, fuse, low-voltage circuit fault type, push repairing
Required goods and materials and Work tool, including wire type, sectional area of wire, wire clamp, high-tension fuse.
9. a kind of intelligent optimization distribution transforming according to claim 1, which has a power failure, studies and judges system, it is characterised in that the intelligent distribution transforming
The specific implementation step for the system of studying and judging that has a power failure is as follows：
（1）Receive and examine the authenticity of distribution transforming stoppage in transit event：Target stoppage in transit event is screened when system is first to band, is rejected
Stoppage in transit event abnormal Shi Changyou；Its subsystem is issued by radio communication, optical fiber, power line carrier, PLC mode calls survey order together,
Taiwan area enter line side enter line side electric current, voltage are gathered again；Judge whether its numerical value exceedes pre-set limit, i.e., less than 60% reference electricity
Pressure；Avoid system voltage fluctuation or terminal fault from causing abnormal power-off event, and then judge whether to enter outage information storehouse；
（2）Judgement is upper level power supply stoppage in transit type：System obtains main line tripping operation, branch line tripping operation, electricity by being interacted with interconnected system
Stream mutation, scheduled overhaul or work ticket information or accident emergency rush to repair single effective information, study and judge out level power supply and main line failure
Caused by distribution transforming stoppage in transit type, and power failure type is pushed into client service platform；
（3）Judge fault of branch line stoppage in transit type：System obtains taiwan area and branch line supply network topological diagram by PMS systems, with reference to
Distribution transforming stoppage in transit abnormal data, comprehensive descision are fault of branch line or single taiwan area failure；
（4）Judge low-voltage equipment failure stoppage in transit type：System obtains low tension switch by low tension switch on-line monitoring system and conjugated
There is side magnitude of voltage situation, comprehensive descision low-voltage equipment fault outage type in information and taiwan area；
（5）Push repairing strategy：Different repairing strategies is pushed for different stoppage in transit types；Push is that low tension switch tripping operation is made
Into stop information；Stoppage in transit reason should be checked, corresponding repairing strategy is pushed according to different trip reasons, is related to remaining electricity
Flowing is made, then emphasis searches circuit single-phase earthing, broken string and user equipment problem.
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