CN103325019B - Based on event driven electric network fault information judgment method - Google Patents
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Abstract
The present invention relates to a kind of based on event driven electric network fault information judgment method, when the grid collapses, the information to fault that triggers is added up, and sentences fault according to fault message and business rule, analyzes, and analysis result is stored in data base for staff's inquiry；The method realizes based on recording the relational database of static data of electrical network and the real-time data base of real time data of record electrical network in the dispatch automated system being monitored electrical network.The present invention can substitute artificial mode and realize judging based on event driven electric network fault information, and utilize the holographic telemetry that real-time data base stores, improve accuracy and the efficiency of dealing of abnormal data, reduce the workload required for unusual determination, reduce cost of labor；Higher level realizes automatization, intellectuality that operation of power networks processes, ensures the safe and stable operation of electrical network.
Description
Technical field
The present invention relates to a kind of auxiliary and carry out putting back of power grid accident judgement, relate to dispatching automation of electric power systems field.
Background technology
Along with State Grid Corporation of China " runs greatly " propelling built, power system scale is increasing, power system monitor center
The electric substation of administration also gets more and more.At present, power network schedule automation has reached higher level, under normal and accident condition greatly
The remote measurement of amount, remote signalling information, including equipment amount measurement information, switch breaker tripping and closing and protection and automaton action message etc., all by
Store.But each switch trip is frequent, quantity of information is very big, needs fault message to be processed the most a lot so that dispatcher
Have more visitors or business than one can attend to.And the statistics that provides of existing dispatching patcher and inquiry mode more single, there is the situation misrepresented deliberately and fail to report, with
Other application integration are less, and when a failure occurs it, dispatcher can not quickly locate the relevant topological diagram in trouble point and phase
The specifying information of pass equipment.In this case, urgent needs senior application based on existing dispatch automated system, at switch
Carry out auxiliary judgment after tripping operation, and record exactly and add up, alleviate operator on duty to the judgement of representative accident trip condition, note
Record and statistical work.
Summary of the invention
It is an object of the invention to provide a kind of ancillary staff and realize the judgement quick, accurate to electric network fault, analysis
Method with statistics.
For reaching above-mentioned purpose, the technical solution used in the present invention is:
A kind of based on event driven electric network fault information judgment method, for the back work people when grid collapses
This fault is judged, analyzes, records and adds up by member, when fault described in described electrical network occurs, triggers described
The information of fault is added up, and according to described fault message and business rule, described fault is sentenced, is analyzed, and will
Analysis result is stored in data base for described staff's inquiry；The method is based on the scheduling being monitored described electrical network
Automated system records the real time data of electrical network described in the relational database of the static data of described electrical network and record
Real-time data base and realize, it includes that the data in the relational database described in (1) inquiry obtain the class of fault described in judging
The accident of type always protects signal；The real time data of the electrical network described in real-time data base acquisition described in inquiry；(2) according to described
Power grid accident always protects signal and described real time data, in conjunction with described in business rule described accident is judged, point
Analysis and statistics；(3) result of the analysis described in record is for described staff's inquiry.
In such scheme, by the electric pressure table of relational database described in inquiry, power plant and substation's information table, interval information
The accident at the interval described in table, chopper table, protection node table, the acquisition of load meter circuit endpoint table always protects signal.
Preferably, described fault includes the fault of the switch in the interval of described electrical network.
Preferably, the fault to described switch judge described in business rule include
1. fault separating brake: the described switch in interval is gate-dividing state, the separating brake moment is T, and described accident is always protected
Signal occurs the moment to be T ', if | T-T ' | is worth in the first limiting time, and switch described in the t1 second after the T moment
Closing a floodgate, there is again separating brake, wherein t1 < t2 in switch described in the t2 second, then it is assumed that described switch is the feelings of accident separating brake
Condition；
2. successful reclosing: the described switch in interval is gate-dividing state, the separating brake moment is T, and described accident is always protected
Signal occurs the moment to be T ', if | T-T ' | is worth in the first limiting time, and switch described in the t1 second after the T moment
Closing a floodgate, switch described in the t2 second does not has separating brake and remote measurement amount that now this described interval is relevant not to be 0, wherein t1 <
T2, then it is assumed that described switch is the situation of successful reclosing；
3. normal separating brake: the described switch in interval is gate-dividing state, and the separating brake moment is T, if before the T moment or
Described accident is not had always to protect signal to occur in the first paragraph time afterwards, and during the relevant remote measurement flow control two-stage nitration in described interval
First value after between is 0 or drift, then it is assumed that described switch is the situation of normal separating brake；
4. abnormal separating brake: the described switch in interval is gate-dividing state, and the separating brake moment is T, if before the T moment or
Do not have described accident always to protect signal to occur in the first paragraph time afterwards, and the remote measurement amount being correlated with in described interval is second
First value after the section time is not 0, then it is assumed that described switch is the situation of abnormal separating brake.
Preferably, the method realizes by being deployed in the service end in safety Ith district of described electrical network and client；Described
Service end realize described relational database and the inquiry of described real-time data base, and described fault is sentenced
Disconnected, analysis, writes the result in described data base；Described client provides described service for described staff
The inquiry of end is to check described analysis result.
Preferably, described service end includes that access interface processing module, event subscription and processing module, accident judge system
Meter performs module, re-computation module；Described access interface processing module is connected with described client and receives, analyzing institute
The inquiry request of the client stated；Described event subscription and processing module are connected with described real-time data base and according to institute
The event subscribed in the real-time data base stated is analyzed generation accident to it and judges statistics task；Described accident judges statistics
Execution module is subscribed to the described time and processing module is connected and is analyzed described accident；Described re-computation mould
Block is connected with described access interface processing module and the accident that generates judges statistics task；Described accident judges that statistics performs
Module with judge that described accident is analyzed and analysis result is stored in described number by statistics task according to described accident
According in storehouse.
Preferably, the method can be mutual with the scheduling management information system in safety IIIth district being deployed in described electrical network
And the information of the equipment in the electrical network described in obtaining.
Preferably, the method can be by the topological diagram obtaining described electrical network in described dispatch automated system.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that the present invention can substitute
Artificial mode realizes judging based on event driven electric network fault information, and utilizes the holographic remote measurement number that real-time data base stores
According to, improve accuracy and the efficiency of dealing of abnormal data, reduce the workload required for unusual determination, reduce cost of labor；?
Realize automatization, intellectuality that operation of power networks processes on higher level, ensure the safe and stable operation of electrical network.
Accompanying drawing explanation
Accompanying drawing 1 is the deployment signal of the service end based on event driven electric network fault information judgment method of the present invention
Figure.
Accompanying drawing 2 is that the based on event driven electric network fault information judgment method interactive of the present invention is intended to.
Detailed description of the invention
The invention will be further described for embodiment shown in below in conjunction with the accompanying drawings.
Embodiment one: a kind of based on event driven electric network fault information judgment method, for when grid collapses
This fault is judged, analyzes, records and adds up by ancillary staff.
The method realizes by being deployed in the service end in safety Ith district of electrical network and client, sees shown in accompanying drawing 1.?
Safety Ith district sets up fault message and judges statistical server, and increase and this fault message judge statistical fractals on this basis
The work station that device is connected, to install client.
In the prior art, use the dispatch automated system monitoring real-time to electrical network being deployed in safety Ith district, and in peace
In complete IIIth district, dispose the facility information of scheduling management information system (OMS) record electrical network, including service information etc..
Putting it briefly, the method include the steps that when the grid collapses, the information to fault that triggers is added up, according to fault
Fault is sentenced, is analyzed by information and business rule, and analysis result is stored in data base for staff's inquiry.
The method pass coefficient based on the static data recording electrical network in the dispatch automated system that electrical network is monitored
Realize according to storehouse and the real-time data base of the real time data of record electrical network.It implements and includes:
(1) accident of the type that the data in querying relational databases obtain failure judgement always protects signal；Inquiry is in real time
Data base obtains the real time data of electrical network.Wherein, accident always protects signal to pass through the electric pressure table of querying relational databases, factory
Stand information table, interval information table, chopper table, protection node table, load meter circuit endpoint table and obtain.
(2) always protect signal and real time data according to power grid accident, in conjunction with business rule, accident is judged, analyze and
Statistics.
The fault of the switch in the interval being typically electrical network of fault.As example, the fault switched is judged
Business rule includes:
1. fault separating brake: the switch in interval is gate-dividing state, the separating brake moment is T, and accident always protects signal that the moment occurs
For T ', if | T-T ' | is worth in the first limiting time, and switching in the t1 second after the T moment and close a floodgate, t2 opens in the second
Close and separating brake, wherein t1 < t2 occur again, then it is assumed that switch is the situation of accident separating brake；
2. successful reclosing: the switch in interval is gate-dividing state, the separating brake moment is T, and accident always protects signal that the moment occurs
For T ', if | T-T ' | is worth in the first limiting time, and switching in the t1 second after the T moment and close a floodgate, t2 opens in the second
Close that not have separating brake and remote measurement amount that now this interval is relevant be not 0, wherein t1 < t2, then it is assumed that switch is the situation of successful reclosing；
3. normal separating brake: the switch in interval is gate-dividing state, and the separating brake moment is T, if before or after the T moment the
Do not have accident always to protect signal to occur in a period of time, and being spaced first value after the relevant remote measurement flow control two-stage nitration time is 0
Or drift, then it is assumed that switch is the situation of normal separating brake；
4. abnormal separating brake: the switch in interval is gate-dividing state, and the separating brake moment is T, if before or after the T moment
Do not have accident always to protect signal to occur in the first paragraph time, and be spaced the relevant remote measurement amount first value after the second segment time
It is not 0, then it is assumed that switch is the situation of abnormal separating brake.
Above-mentioned separating brake moment T occurs the timestamp of moment T ' to be generally unified main website markers with protection signal；And T with
T ' magnitude relationship is not fixed.
(3) result of record analysis is inquired about for staff.
See shown in accompanying drawing 2.Service end realizes relational database and the inquiry of real-time data base, and sentences fault
Disconnected, analysis, writes the result in data base；Client provides the inquiry to service end to check analysis result for staff.
Service end includes that access interface processing module, event subscription and processing module, accident judge that statistics performs module, weight
Computing module；Access interface processing module is connected with client and receives, analyzing the inquiry request of client；Event subscription and
Processing module is connected with real-time data base and according to the event subscribed in real-time data base, it is analyzed generation accident and sentences
Disconnected statistics task；Accident judges that statistics performs module and is connected with time subscription and processing module and is analyzed accident；Weight
Computing module is connected with access interface processing module and the accident that generates judges statistics task；Accident judge statistics perform module with
Judge that accident is analyzed and analysis result is stored in data base by statistics task according to accident.
And the major function of client includes: 1) accident information is shown in real time with written form；2) can screen according to difference
Condition is ranked up display to different accidents, and screening conditions include electric pressure, transformer station, interval, time, chopper etc.；3)
Accident information is modified and deletion action；4) information to different conditions, such as successful reclosing, accident separating brake, abnormal separating brake
Show etc. carrying out statistics, it is provided that user's reference；5) accident information is carried out temporally, electric pressure, transformer station, interval, open circuit
The different retrieval combination such as device carries out the displaying of historical information；6) to accident information can temporally, electric pressure, transformer station,
Derive every different condition combinations such as, choppers, and save as CSV formatted file.
Concrete workflow is: real-time data base constantly receives digital & analog signal data, upon occurrence of a subscribed event,
The event notification event subscribed to is subscribed to and processing module by the notification module of real-time data base, event subscription and processing module docking
The event received is analyzed, and the accident that generates judges statistics task, and the accident of putting into judges in statistics task queue, and accident judges
Statistics performs module and judges take out task statistics task queue and perform from accident, and execution result is stored in data base.
This process is the flow process that accident judges.
When user proposes the request of re-computation in client, accident judges that statistical fractals interface is responsible for receiving user and is proposed
Request, and be transferred to access interface processing module.Access interface processing module is responsible for carrying out the request received point
Analysis, and the result of analysis is sent to re-computation module.After the request received is analyzed processing by re-computation module, generate
One accident judges statistics task, and the accident of putting it into judges statistics task queue.As it has been described above, accident judges that statistics performs mould
Block judges take out task statistics task queue and perform from accident, and its result is stored in data base.
It addition, the method alternately and can obtain setting in electrical network with the OMS in safety IIIth district being deployed in electrical network
Standby information；The method can be by the topological diagram obtaining electrical network in dispatch automated system.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.
Claims (6)
1. based on an event driven electric network fault information judgment method, for the ancillary staff when grid collapses
This fault is judged, analyzes, records and adds up, it is characterised in that: when fault described in described electrical network occurs, trigger
The information of described fault is added up, according to described fault message and business rule, described fault is sentenced
Disconnected, analysis, and analysis result is stored in data base for described staff's inquiry；The method is entered based on to described electrical network
The dispatch automated system of row monitoring records relational database and the electrical network described in record of the static data of described electrical network
The real-time data base of real time data and realize, it includes that the data in the relational database described in (1) inquiry obtain and judges institute
The accident of the type of the fault stated always protects signal；The real time data of the electrical network described in real-time data base acquisition described in inquiry；
(2) always protect signal and described real time data according to described power grid accident, in conjunction with described in business rule to described thing
Therefore carry out judging, analyze and adding up；(3) result of the analysis described in record is for described staff's inquiry；
Described fault includes the fault of the switch in the interval of described electrical network；
Business rule described in judging the fault of described switch includes
1. fault separating brake: the described switch in interval is gate-dividing state, the separating brake moment is T, and described accident always protects signal
The generation moment is T ', if | T-T ' | is worth in the first limiting time, and switch described in the t1 second after the T moment occurs
Closing a floodgate, there is again separating brake, wherein t1 < t2 in switch described in the t2 second, then it is assumed that described switch is the situation of accident separating brake；
2. successful reclosing: the described switch in interval is gate-dividing state, the separating brake moment is T, and described accident always protects signal
The generation moment is T ', if | T-T ' | is worth in the first limiting time, and switch described in the t1 second after the T moment occurs
Closing a floodgate, switch described in the t2 second does not has separating brake and remote measurement amount that now this described interval is relevant not to be 0, wherein t1 < t2, then
The switch thinking described is the situation of successful reclosing；
3. normal separating brake: the described switch in interval is gate-dividing state, and the separating brake moment is T, if before or after the T moment
Described accident is not had always to protect signal to occur in the first paragraph time, and after the remote measurement flow control two-stage nitration time being correlated with in described interval
First value be 0 or drift, then it is assumed that described switch is the situation of normal separating brake；
4. abnormal separating brake: the described switch in interval is gate-dividing state, and the separating brake moment is T, if before or after the T moment
The first paragraph time in do not have described accident always to protect signal to occur, and the relevant remote measurement amount in described interval is when second segment
First value after between is not 0, then it is assumed that described switch is the situation of abnormal separating brake.
It is the most according to claim 1 based on event driven electric network fault information judgment method, it is characterised in that: by looking into
The electric pressure table of the relational database described in inquiry, power plant and substation's information table, interval information table, chopper table, protection node table, load
The accident at the interval described in the acquisition of table circuit endpoint table always protects signal.
It is the most according to claim 1 based on event driven electric network fault information judgment method, it is characterised in that: the method
Realize by being deployed in the service end in safety Ith district of described electrical network and client；Described service end realizes described
Relational database and the inquiry of described real-time data base, and described fault is judged, analyzes, write the result into described
Data base in；Described client provides the inquiry to described service end to check described dividing for described staff
Analysis result.
It is the most according to claim 3 based on event driven electric network fault information judgment method, it is characterised in that: described
Service end includes that access interface processing module, event subscription and processing module, accident judge that statistics performs module, re-computation mould
Block；Described access interface processing module be connected with described client and receive, analyzing described client inquiry please
Ask；Described event subscription and processing module are connected with described real-time data base and order according in described real-time data base
The event read is analyzed generation accident to it and judges statistics task；Described accident judge statistics perform module with time described
Between subscribe to and processing module is connected and is analyzed described accident；Described re-computation module and described access interface
Processing module is connected and the accident that generates judges statistics task；Described accident judges that statistics performs module and according to described thing
Therefore judge that described accident is analyzed and analysis result is stored in described data base by statistics task.
It is the most according to claim 1 based on event driven electric network fault information judgment method, it is characterised in that: the method
Can be deployed in described electrical network safety IIIth district in scheduling management information system alternately and acquisition described in electrical network in
The information of equipment.
It is the most according to claim 1 based on event driven electric network fault information judgment method, it is characterised in that: the method
Can be by the topological diagram obtaining described electrical network in described dispatch automated system.
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| CN103514516B (en) * | 2013-09-27 | 2015-04-29 | 国家电网公司 | Method for obtaining power grid device failure information based on calculation of multi-source redundant information |
| CN103679554B (en) * | 2013-12-10 | 2015-10-28 | 国家电网公司 | Power grid accident separating brake aided analysis method |
| CN103700031A (en) * | 2013-12-19 | 2014-04-02 | 国家电网公司 | Electric power warning information publishing method in regulation and control integration mode |
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| CN105139280A (en) * | 2015-08-20 | 2015-12-09 | 国网山东省电力公司德州供电公司 | Fault-trip statistical system and method of electrical power system |
| CN106506628A (en) * | 2016-11-02 | 2017-03-15 | 国网重庆市电力公司电力科学研究院 | A kind of comprehensive operation management system information processing method of automation system for the power network dispatching |
| CN108229745A (en) * | 2018-01-06 | 2018-06-29 | 浙江涵普电力科技有限公司 | One kind is based on event driven electric network fault Forecasting Methodology |
| CN108388653B (en) * | 2018-03-01 | 2020-07-31 | 东方电子股份有限公司 | Method for identifying opening type of 10kV outgoing line switch of transformer substation |
| CN108734418A (en) * | 2018-06-13 | 2018-11-02 | 国网山东省电力公司蓬莱市供电公司 | A kind of electric network fault statistical analysis system and its analysis method |
| CN111652497B (en) * | 2020-05-29 | 2022-08-16 | 国电南瑞科技股份有限公司 | Disconnecting link abnormal heating auxiliary decision system based on scheduling rules |
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Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: SUZHOU POWER SUPPLY COMPANY OF STATE GRID JIANGSU ELECTRIC POWER Co. Patentee after: CHINA REALTIME DATABASE Co.,Ltd. Patentee after: STATE GRID JIANGSU ELECTRIC POWER Co. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: STATE GRID SUZHOU POWER SUPPLY Co. Patentee before: CHINA REALTIME DATABASE Co.,Ltd. Patentee before: JIANGSU ELECTRIC POWER Co. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215004 Suzhou labor Road, Jiangsu, No. 555 Patentee after: SUZHOU POWER SUPPLY COMPANY OF STATE GRID JIANGSU ELECTRIC POWER Co. Patentee after: CHINA REALTIME DATABASE Co.,Ltd. Patentee after: STATE GRID JIANGSU ELECTRIC POWER Co. Patentee after: State Grid Corporation of China Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: SUZHOU POWER SUPPLY COMPANY OF STATE GRID JIANGSU ELECTRIC POWER Co. Patentee before: CHINA REALTIME DATABASE Co.,Ltd. Patentee before: STATE GRID JIANGSU ELECTRIC POWER Co. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 555, labor Road, Suzhou, Jiangsu Province Co-patentee after: CHINA REALTIME DATABASE Co.,Ltd. Patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. SUZHOU BRANCH Co-patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. Co-patentee after: STATE GRID CORPORATION OF CHINA Address before: No. 555, labor Road, Suzhou, Jiangsu Province Co-patentee before: CHINA REALTIME DATABASE Co.,Ltd. Patentee before: SUZHOU POWER SUPPLY COMPANY OF STATE GRID JIANGSU ELECTRIC POWER Co. Co-patentee before: STATE GRID JIANGSU ELECTRIC POWER Co. Co-patentee before: State Grid Corporation of China |