CN105719102A - Intelligentized power grid accident plan processing method - Google Patents
Intelligentized power grid accident plan processing method Download PDFInfo
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Abstract
The invention provides an intelligentized power grid accident plan processing method. The intelligentized power grid accident plan processing method comprises the following four steps of 1 plan compiling, 2 plan safety checking, 3 plan storage and 4 plan invoking. The intelligentized power grid accident plan processing method can utilize a specialist decision-making system to achieve intelligentized distribution network accident plan compiling through simple man-machine interaction, optimize a preferred plan and obtain a final plan through automatic safety checking. Accordingly, the compiling efficiency of a distribution network accident plan is effectively improved, a large number of labor resources are liberated, the feasibility and safety of the accident plan are effectively improved, and quick response can be obtained under the condition of a distribution network accident.
Description
Technical field
The invention belongs to power network schedule automation field, in particular to the intelligent processing method of a kind of power grid accident prediction scheme.
Background technology
Along with the continuous propelling of State Grid Corporation of China's intelligent grid, to the intelligentized exploitation of dispatching patcher with improve and it is also proposed new requirement.The requirement of comparison intelligent grid, the intellectualizing system of auxiliary tone also needs to exploitation further and perfect, it is necessary to expand extension function further on original intelligent anti-error operation system platform, improves existing function.
In the face of the distribution scale of expanding day, and the Distributing network structure that structure is complicated, the complexity of distribution accident prediction also improves constantly, and not only needs reasonable arrangement accident mode, more to ensure the user power utilization of maximum magnitude as far as possible.At present, this work only relies only on dispatcher, is analyzed with manpower, works out, and work efficiency is low, and lack of wisdom Security Checking.Therefore, management and running are badly in need of to solve the work of forecasting edited by automated intelligent establishment accident prediction system and method, and promote practicality and the safe and reasonable of forecasting edited.
Therefore, in order to solve the problems referred to above, it is provided that the intelligent processing method of a kind of power grid accident prediction scheme is the problem that the present invention to study.
Summary of the invention
In consideration of it, the present invention utilizes the intelligent processing method of a kind of power grid accident prediction scheme, by simple man-machine interaction, it is preferable that preferred plan, and obtain final prediction scheme through automatic safe check.Thus being effectively improved the establishment efficiency of distribution accident prediction, liberating human resources in a large number, being effectively improved feasibility and the safety of accident prediction, it is ensured that can be quickly responded under the accident conditions of distribution.
In order to achieve the above object, the technical scheme is thatOnePlant the intelligent processing method of power grid accident prediction scheme, adopt dispatching of power netwoks intelligent anti-error operation system, the treating method comprises following steps:
The first step, the establishment of prediction scheme: select the quick accident treatment prediction scheme pattern in described system, year accident treatment prediction scheme pattern, electrical network early warning prediction scheme pattern or protect power supply prediction scheme pattern in one or more carry out forecasting edited；
Second step, the Security Checking of prediction scheme: after quick accident treatment prediction scheme, annual accident treatment prediction scheme and guarantor's power supply forecasting edited complete, adopt described system that it is carried out Security Checking；
3rd step, the storage of prediction scheme: above-mentioned quick accident treatment prediction scheme, annual accident treatment prediction scheme, electrical network early warning prediction scheme or the guarantor's power supply prediction scheme woven is stored and send according to different classification of type to the prediction scheme data base directory of described system；
4th step, calling of prediction scheme: the document of each prediction scheme shown by the browser interface of described system to quick accident treatment prediction scheme, year accident treatment prediction scheme, electrical network early warning prediction scheme and protect power supply prediction scheme and consult respectively and call.
Further, in described Security Checking process, check whether the content arranged in prediction scheme meets scheduling grid switching operation regulation, and to ensure in operation without apparatus overload, it addition, also need the equipment end-state that fortune side is arranged to be verified.
Further, described electrical network early warning prediction scheme includes main transformer troubleshooting prediction scheme, main transformer dead electricity processes prediction scheme, bus-bar fault processes prediction scheme, bus dead electricity processes prediction scheme, outlet section line fault processes prediction scheme and mid portion line fault prediction scheme.
Further, described quick accident treatment prediction scheme pattern includes the various equipment electricity scheme of falling when fault.
Further, described electricity scheme first passes through exclusive method and gets rid of to fall the infeasible path in power path, then selects have mode to generate most according to limited principle of ordering in remaining path.
Further, when editing quick accident treatment prediction scheme, adopt the load maximum of nearly a week as reference data, to improve electricity safety.
Further, the electricity mode in described forecasting edited adjusts employing and first draws rear closing operation mode.
Further, described annual accident treatment prediction scheme includes main transformer troubleshooting prediction scheme, main transformer dead electricity processes prediction scheme, bus-bar fault processes prediction scheme, bus dead electricity processes prediction scheme and substation accident processes prediction scheme.
The invention discloses the intelligent processing method of a kind of power grid accident prediction scheme, described intelligent processing method includes following four step: the first step, the establishment of prediction scheme, second step, the Security Checking of prediction scheme；3rd step, the storage of prediction scheme；4th step, calling of prediction scheme.The intelligent processing method of the power grid accident prediction scheme of the present invention, by simple man-machine interaction, utilizes expert decision system, it is possible to realizes the intelligent establishment of distribution accident prediction, it is preferable that preferred plan, and obtains final prediction scheme through automatic safe check.Thus being effectively improved the establishment efficiency of distribution accident prediction, liberating human resources in a large number, being effectively improved feasibility and the safety of accident prediction, it is ensured that can be quickly responded under the accident conditions of distribution.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit for ability
Territory those of ordinary skill will be clear from understanding.Accompanying drawing is only for illustrating the purpose of preferred implementation, and is not considered as limitation of the present invention.And in whole accompanying drawing, it is denoted by the same reference numerals identical parts.In the accompanying drawings:
Accompanying drawing 1 is the workflow diagram of the embodiment of the present invention；
Accompanying drawing 2 is the flow chart of intelligence accident prediction in the embodiment of the present invention；
Accompanying drawing 3 is the Planning procedure figure of electrical network early warning prediction scheme in the embodiment of the present invention；
Accompanying drawing 4 is the Planning procedure figure of quick accident prediction in the embodiment of the present invention；
Accompanying drawing 5 is the Planning procedure figure of annual accident prediction in the embodiment of the present invention；
Accompanying drawing 6 is the Planning procedure figure protecting power supply prediction scheme in the embodiment of the present invention.
Detailed description of the invention
It is more fully described the exemplary embodiment of the disclosure below with reference to accompanying drawings.Although accompanying drawing shows the exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure and should be by
Embodiments set forth here is limited.On the contrary, it is provided that these embodiments are able to be best understood from the disclosure, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
Embodiment: the intelligent processing method of a kind of power grid accident prediction scheme
Referring to accompanying drawing 1-2, this processing method adopts dispatching of power netwoks intelligent anti-error operation system, comprises the following steps:
S1, the establishment of prediction scheme: select the quick accident treatment prediction scheme pattern in described system, year accident treatment prediction scheme pattern, electrical network early warning prediction scheme pattern or protect power supply prediction scheme pattern in one or more carry out forecasting edited.
S2, the Security Checking of prediction scheme: after quick accident treatment prediction scheme, annual accident treatment prediction scheme and guarantor's power supply forecasting edited complete, adopt described system that it is carried out Security Checking.
Described system mainly checks herein below: one is check the content arranged whether to meet scheduling grid switching operation regulation, and two are to ensure that apparatus overload can not occur in operation, and three is that the equipment end-state to the arrangement of fortune side is verified.Meanwhile, Security Checking follows following principle:
1. successively verifying item by item voluntarily by the order of prediction scheme arrangement, checking is by anti-misoperation rule；
2. whether the trend after verification mode adjustment is within allowed band；
3. it is able to verify that and includes forecasting edited and artificial forecasting edited；
4., when checking can not be passed through, provide reason message to be scheduled for and the personnel's reference of the side of fortune simultaneously.
S3, the storage of prediction scheme: above-mentioned quick accident treatment prediction scheme, annual accident treatment prediction scheme, electrical network early warning prediction scheme or the guarantor's power supply prediction scheme woven is stored and send according to different classification of type to the prediction scheme data base directory of described system.
S4, calling of prediction scheme: the document of each prediction scheme shown by the browser interface of described system to quick accident treatment prediction scheme, year accident treatment prediction scheme, electrical network early warning prediction scheme and protect power supply prediction scheme and consult respectively and call.
The prediction scheme that described system generates is stored in data base, according to the classification storage of prediction scheme type difference, it is possible to call on system interface.If certain circuit has multiple guarantor's electricity prediction scheme, then consulted by selection and call.According to quick accident treatment prediction scheme, electrical network early warning prediction scheme and year accident treatment prediction scheme intellectuality reqirement of compilation and treatment principle automatically generates prediction scheme or scheme text is saved in data base, and can recall at any time modify, perfect, it is achieved the document management of prediction scheme or scheme.
In the present embodiment, the content of the intelligent processing method of power grid accident prediction scheme is specific as follows:
Referring to accompanying drawing 3, the function that electrical network early warning forecasting edited realizes includes main transformer troubleshooting prediction scheme, main transformer dead electricity processes prediction scheme, bus-bar fault processes prediction scheme, bus dead electricity processes prediction scheme, outlet section line fault processes prediction scheme and mid portion line fault processes prediction scheme.Under electrical network early warning forecasting edited pattern, corresponding forecasting edited is provided to operate interface at main transformer, bus, circuit (outlet section, interlude etc.), corresponding electrical network early warning prediction scheme content can be generated through simple man-machine interaction (such as the corresponding a plurality of time of falling power path, power path will be determined down by user).
Referring to accompanying drawing 4, quick accident treatment forecasting edited function is to assist scheduling on duty to carry out distribution accident treatment, it is provided that the various equipment electricity programming function when fault.
Correctly call the quasi real time distant measurement data of dispatch automated system.As: when working out quick accident treatment prediction scheme, adopt the load maximum of nearly a week as reference data, to improve electricity safety.
Referring to accompanying drawing 5, annual accident prediction compiling module achieves main transformer fault countermeasure, main transformer dead electricity prediction scheme, bus-bar fault prediction scheme, the functions such as bus dead electricity prediction scheme and substation accident prediction scheme, wherein substation accident prediction scheme is a comprehensive function, system energy automatic sequential generates such as " normally the side of fortune ", " 35kVI section bus-bar fault ", " 35kVI section bus dead electricity ", " 35kVII section bus-bar fault ", " 35kVII section bus dead electricity ", " 35kVI, II section bus simultaneous faults ", " 35kVI, II section bus is dead electricity simultaneously ", " 10kVI section bus-bar fault ", " 10kVN section bus dead electricity ", " 10kVI--N section bus is dead electricity simultaneously ", " 1# main transformer fault ", " 1# main transformer dead electricity ", one comprehensive text of " N# main transformer fault " " N# main transformer dead electricity " etc..
Referring to accompanying drawing 6, protect and the establishment of electricity prediction scheme must be filled with protect electricity date, guarantor's electricity object and arrange guarantor's electricity board (protecting the power supply of electricity object) protecting electricity point.Protect default being of power supply prediction scheme item attribute and protect electricity object.After guarantor's electricity board is arranged, system can switch until protecting electric point and the interconnection switch with All other routes through on-pole switch, switching station from the transforming plant main transformer powered and line switching from line search.Protect electricity point interval circuit to refer to and arrange guarantor electricity bridge queen, the part of path within coupled first switch.Protect main transformer that electricity point powers, circuit, below guarantor's electricity point and protect electricity point interval and guarantor electricity bridge queen is set all in the graphic automatically identifies, and generate main transformer dead electricity and line fault prediction scheme according to the order of sequence.The system after protecting power supply prediction scheme that enters ejects interactive hurdle, inserts prediction scheme item attribute and protects the power supply date, should intercept the distribution running status section protecting power supply day after confirmation voluntarily, automatically generates guarantor's electricity prediction scheme by system editor.
Protect power supply prediction scheme and do not continuing to arrange guarantor electricity bridge queen, have with a complete set of electricity prediction scheme of protecting that packetized form generates voluntarily: protect line fault tripping operation belonging to transforming plant main transformer dead electricity that the power supply 1 of electricity object powers, power supply N, line fault tripping operation belonging to transforming plant main transformer dead electricity that power supply N powers, power supply N.
The automatic of electricity scheme that fall is searched for:
Carrying out accident prediction or protecting in power supply forecasting edited process, need shift accident point or protect the load (being come for supplying by other circuit) of electricity rear end, place, described system have employed the path search techniques of topology Network Based, read the grid graph of anti-error analog systems, according to the connection node between equipment, the connection between establishment equipment.According to the connection operating device object, finding according to the search condition specified and meet electricity requirement, physically feasible power path, electricity scheme of namely falling is automatically to be searched for according to network topology by computer, it is not necessary to dispatcher or fortune Fang Yuan intervention.
Electricity option screening sort algorithm:
Described system searches the feasible power path that falls automatically according to figure topological structure, first passes through exclusive method and gets rid of some infeasible paths, then according to priority ordering principle in remaining path, select optimum way to generate prediction scheme in these paths.When there being multiple power path in quick accident treatment prediction scheme, determined by selection, then automatically generate.The electricity approach that the falls optimal case that employing system sorts voluntarily without exception that annual accident treatment prediction scheme, electrical network early warning prediction scheme and guarantor's power supply prediction scheme relate to, if system provides prompting when selected prediction scheme is overload scheme.
Get rid of algorithm: the scheduling experience according to the practical situation of auxiliary tone and dispatcher, arrange out employing system to judge some conditions of forbidding, need that forbids just to get rid of, as: forbid closing the switch (non-nuclear phase etc.), the wiretap that unlink or out-of-limit (the different forecasting edited of equipment can be caused after tidal current analysis estimation or current capacity turn, what adopted meets value difference, such as the employing of quick accident treatment prediction scheme is first 3 hours maximum current values, and annual accident prediction gathers 1.1 times of the maximum current value in August 15 the previous year when working out).Optimum electricity strategy and suggestion, first feasible all schemes can be automatically drained out, got rid of line load current overload (including the checking to main transformer load) scheme can be caused, main transformer, bus prediction scheme in falling electricity being got rid of of the same bus of approach of powering of our station, but the electricity approach that falls that in the prediction scheme simultaneously stopped of two main transformers and two buses, our station is powered all is got rid of.
Preference ordering: same bussed supply is preferential, dual power supply user double loop power supply person is preferential, load is light preferential, switching station switch can be kept to have precedence over on-pole switch, the nearly person's priority scheduling in path (load factor, arc suppression coil compensation ability etc.).To causing line load current overload (including the checking to main transformer load), layout is in the end.
In order to have higher intelligent level, in practical operation, need to sort out under accident mode likely corresponding Adjusted Option, adjustment etc. including the conventional cooperation of secondary aspect, primary equipment state, in order to easy to use, the intervention of personnel is reduced to minimum level, and system only just can complete various mode by the method for simple and fast and be adjusted to the accident prediction of target.
To automatically select each cyclization point according to figure topological structure, then between these cyclization points, to first pass through exclusive method get rid of some infeasible cyclization points, then discharge several optimal cases for Tactic selection according to priority ordering principle in remaining cyclization point.
Security Checking after accident prediction generation.Want to accomplish to check line by line voluntarily by ticket sequencing anti-mis-logical, and finally manifest the result of check.
The intelligent processing method of this power grid accident prediction scheme, utilize and dispatch existing system, solve distribution net equipment high-volume increase after a working difficult point: alleviate substantial amounts of accident prediction authorized strength work, it is achieved the intellectuality of forecasting edited, and realize prediction scheme from Security Checking.The present invention improves the establishment efficiency of distribution accident prediction, liberates human resources in a large number, is effectively improved feasibility and the safety of accident prediction, it is ensured that can be quickly responded under the accident conditions of distribution.
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (8)
1.OnePlant the intelligent processing method of power grid accident prediction scheme, adopt dispatching of power netwoks intelligent anti-error operation system, it is characterised in that the treating method comprises following steps:
The first step, the establishment of prediction scheme: select the quick accident treatment prediction scheme pattern in described system, year accident treatment prediction scheme pattern, electrical network early warning prediction scheme pattern or protect power supply prediction scheme pattern in one or more carry out forecasting edited；
Second step, the Security Checking of prediction scheme: after quick accident treatment prediction scheme, annual accident treatment prediction scheme and guarantor's power supply forecasting edited complete, adopt described system that it is carried out Security Checking；
3rd step, the storage of prediction scheme: above-mentioned quick accident treatment prediction scheme, annual accident treatment prediction scheme, electrical network early warning prediction scheme or the guarantor's power supply prediction scheme woven is stored and send according to different classification of type to the prediction scheme data base directory of described system；
4th step, calling of prediction scheme: the document of each prediction scheme shown by described system interface to quick accident treatment prediction scheme, year accident treatment prediction scheme, electrical network early warning prediction scheme and protect power supply prediction scheme and consult respectively and call.
2. the intelligent processing method of power grid accident prediction scheme according to claim 1, it is characterized in that, in Security Checking process, check whether the content arranged in prediction scheme meets scheduling grid switching operation regulation, and ensure in operation without apparatus overload, it addition, also need the equipment end-state that fortune side is arranged to be verified.
3. the intelligent processing method of power grid accident prediction scheme according to claim 1 and 2, it is characterized in that, described electrical network early warning prediction scheme includes main transformer troubleshooting prediction scheme, main transformer dead electricity processes prediction scheme, bus-bar fault processes prediction scheme, bus dead electricity processes prediction scheme, outlet section line fault processes prediction scheme and mid portion line fault prediction scheme.
4. the intelligent processing method according to the power grid accident prediction scheme one of claims 1 to 3 Suo Shu, it is characterised in that described quick accident treatment prediction scheme pattern includes the various equipment electricity scheme of falling when fault.
5. the intelligent processing method according to the power grid accident prediction scheme one of Claims 1-4 Suo Shu, it is characterized in that, described electricity scheme first passes through exclusive method and gets rid of to fall the infeasible path in power path, then selects have mode to generate most according to limited principle of ordering in remaining path.
6. the intelligent processing method according to the power grid accident prediction scheme one of claim 1 to 5 Suo Shu, it is characterised in that when editing quick accident treatment prediction scheme, adopt the load maximum of nearly a week as reference data, to improve electricity safety.
7. the intelligent processing method according to the power grid accident prediction scheme one of claim 1 to 6 Suo Shu, it is characterised in that the electricity mode in described forecasting edited adjusts employing and first draws rear closing operation mode.
8. the intelligent processing method according to the power grid accident prediction scheme one of claim 1 to 7 Suo Shu, it is characterized in that, described annual accident treatment prediction scheme includes main transformer troubleshooting prediction scheme, main transformer dead electricity processes prediction scheme, bus-bar fault processes prediction scheme, bus dead electricity processes prediction scheme and substation accident processes prediction scheme.
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| CN107240032A (en) * | 2017-06-07 | 2017-10-10 | 国网江苏省电力公司常熟市供电公司 | Distribution scheduling intelligence accident prediction establishment processing system |
| CN107918071A (en) * | 2017-11-16 | 2018-04-17 | 国网福建省电力有限公司泉州供电公司 | A kind of intelligent substation extra exit differentiates instruction device and method |
| CN109659936A (en) * | 2018-12-29 | 2019-04-19 | 国电南瑞科技股份有限公司 | A kind of smart grid Dispatching Control System failure method of disposal and system |
| CN112381239A (en) * | 2020-10-10 | 2021-02-19 | 国网浙江宁波市奉化区供电有限公司 | Power grid power protection scheme automatic generation method based on power grid big data |
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