CN101640436B - Reduction and generation method of action report of protection device at scheduling port - Google Patents
Reduction and generation method of action report of protection device at scheduling port Download PDFInfo
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Abstract
The invention provides a reduction and generation method of an action report of a relay protection device at a scheduling port, which is applied to a power network relay protection and failure information management system. The method comprises the following steps: normalizing output information of a relay protection device on a station port, and sending the information by classification; establishing a communication specification between a master station and a slave station to guarantee integral data transmission; and outputting corresponding action report at the scheduling port of the master station according to the device type to realize reduction and generation of the device report at the scheduling port. The method in the invention helps realize that the action report is basically consistent with the report form and the content printed on the spot by the relay protection device in an information display layer of a master station system. The method is completed and practical; and the method helps perfect the information content sent by the relay protection device, solve the long-standing functional problems of the domestic relay protection and failure information management system such as scattered information, shortage of the content and the like, meanwhile formally realize long pass of the relay protection action report, is beneficial to relay protection professional staffs to carry out protection action analysis, and improve the integral practicability level of the system.
Description
Technical field
The present invention is applied to electric power system power automation field, particularly electric grid relay protection and fault information management system direction.
Background technology
When electric power system was broken down or is disturbed, microcomputer protective relay device can write down relevant data and information.The traditional approach that the dispatching of power netwoks end obtains these data is: at the action report of factory's station end protective relaying device by the printer output papery, with phone and fax report is offered dispatching terminal again.The shortcoming of this mode is that dispatching terminal acquisition data are slower, and can't integrate the data of these data and other system acquisition, carries out the analysis-by-synthesis of electric network fault.Along with the Automation of Electric Systems level improves day by day; the many modes of having networked of domestic each grid company by protection; actively carry out the construction and the exploration of electric grid relay protection and fault information management system; to realize the on-line automatic transmission and the management function of relay protection fault information; auxiliary electrical network scheduling decision improves the power network schedule automation level.
In electric grid relay protection and fault information management system process of construction, each protects imperfect, the lack of standardization matter of utmost importance that becomes the system for restricting construction of producer's product teletransmission information.In system builds; because to protecting the indeterminate of information remote transmitting functional localization; traditional in addition protection communication protocol is failed the transmission of effective supportive protection information; only the minority key message can be carried out teletransmission during the protective device action; the data that the main website termination is received are very limited; the action report content of printing on the spot at the action report and the protective device of main website end formation differs far away; analysis to electric network fault brings inconvenience to dispatching terminal, finally causes domestic relay protection fault information management system construction degree of being practical lower.Say that in a sense original information cut-in method has influenced the practicability level and the implementation result of electric grid relay protection and fault information management system to a certain extent.
The present invention proposes the method that a kind of action report of protection device at scheduling port reduction generates,, send in the classification in the output information of factory's station end gauage model protective relaying device; Formulate the communication standard between the boss station, guarantee the complete transmission of data; According to the report of type of device output corresponding action, the dispatching terminal reduction of implement device report generates at the scheduling station end.
Summary of the invention
The present invention proposes the method that a kind of action report of protection device at scheduling port reduction generates; its objective is and improve the protection teletransmission information content; realize the reporting format printed on the spot with protective relaying device and the device action report of content basically identical at the scheduling station end; be beneficial to the professional grid disturbance, fault are carried out multianalysis, improve relay protection fault information management system practicability level.
Action report of protection device is meant that protective device monitors the electric network fault that protected equipment occurs, and carries out the report that produces after the corresponding actions behavior, by analysis to the protection action report, and fault location character fast, making a strategic decision for dispatching of power netwoks provides reference.The action report of respectively protecting at present the protective device of device fabrication producer to print on the spot comprises all generally that action event information, absolute time, relative time, fault are separate, open into information such as quantitative change position information and record ripples when opening into amount state, action when fault current, impedance, range finding, startup.But reporting format and style have nothing in common with each other.
According to the present invention, provide the reduction of protective relaying device action report dispatching terminal to generate processing method, to the reduction of action report of protection device at scheduling port in electric grid relay protection and fault information management system generation method, described electric grid relay protection and fault information management system comprise factory station end, data network and dispatching terminal, the independent networking of all protective relaying devices in factory's station end will be stood, and interconnected with the information substation; The information substation is interconnected by data network and dispatching terminal information main website, at dispatching terminal information main website configuration and the work station that described information main website links to each other, be used to protect information reception, handle and demonstration; It is characterized in that described method comprises following steps:
1. protective relaying device is classified by the protection type, set up the template of dissimilar action report of protection device, the printed report form is consistent on the spot with protective device to make this template, forms protective relaying device action report ATL, and the search method of ATL is provided;
Go up the carry information content when 2. the standard protective relaying device moves;
3. formulate the communication specification between protective relaying device and fault message substation communication specification, fault message main website and fault message substation, send on the safety action information completely;
When 4. electric network fault causes the protective relaying device action, described protective device is with the 2. middle described carry information of stipulating of going up of step, send the information substation to according to the communication specification of formulating, the substation sends the form with agreement after the described information organization to dispatching terminal information main website when finishing local parsing, demonstration;
5. described the go up carry information of described information main website to receiving generates the corresponding protection action report according to device report basic format, carries out storage;
6. in protective relaying device action report ATL, choose the corresponding action report template according to the protective device type of action at the information display layer of main station system, realize reporting format and the consistent action report of content printed on the spot with protective relaying device.
The communication interface output information of traditional protective device comprises: event information, absolute time, relative time, record ripple information etc.; its amount of information only can notify the dispatching terminal main website that the protection action behavior is arranged; but can not satisfy the demand that scheduling station end professional analyzes electric network fault and protection action behavior far away, dispatching terminal device action reporting organization and synthetic realization have solved this problem.
In the method, at first standard the protective relaying device communication information, all information that are about to protective device local printing output are sorted out, and carry out the output of information on the protection communication interface by information type.Such improvement utilizes the original communication interface of protective device, has expanded the information transfer capability of protective device on the basis that keeps original protective device communication capacity, has strengthened the communication function of protective device, has improved the communication performance of protective device.Under the situation that grid automation level improves day by day at present, also the communication automation system level that improves protective device has been carried out the exploration of application layer.Compare with traditional protection communication; this method has been expanded the communication output information of protective device; standard the content and the mode of protective device communication; guaranteed the integrality of the protective device communication information; realized protecting local printing information lossless on send main website, solved the problem of scheduling station client information disappearance from data source header.
Relay protection fault information management system communication mode is: protective device is after action; can initiatively send various information to factory station client information substation according to the different order of information type; the information substation is after carrying out local necessary dissection process; send these information classifications to the dispatching terminal main station system; this method is still continued to use the communication mode of fault information management system product; on the basis of original mode; information spinner substation interior communication stipulations are expanded and standard; the transmission means and the transformat of clear and definite protective device output extend information; be convenient to unified each protective device; the communications portion of information substation manufacturer product is for the correct transmission of protective device data provides guarantee.
When the modeling of dispatching terminal main website, add up the action report form of each model protective device in advance, every class device reporting format is set up corresponding device thereof action report template, the unified system-level device action report template storehouse that saves as.When electric network fault takes place; the dispatching terminal main website is after the information of sending on the also correct parsing of complete reception, the assembled protector; choose the filling successively that related device action report template is carried out the information content by the device model; form reporting format and the consistent action report of content exported with the protective device local printing, the reduction of promptly finishing the dispatching terminal action report generates.The action report reduction of dispatching terminal generates and not only provides timely, complete, the full and accurate firsthand information to scheduling decision, also meets relaying protection professional's use habit, and helps the unified of protection device history information write down and preserve.Compare with traditional mode; the present invention had both reduced the reaction time that the scheduling station end is analyzed the protective device action behavior; improved relaying protection professional's operating efficiency, having saved again needs far-end to report the fax required manpower and the investment of hardware device in the traditional approach.
The method that the action report of protection device at scheduling port reduction that the present invention proposes generates; provide strong support for improving protective relaying device communication automation system level, the practicability level that improves the electric grid relay protection fault information management system has been created advantageous conditions.
Description of drawings
The present invention is further described in more detail below in conjunction with accompanying drawing.
Fig. 1 is system configuration and the function diagram that the action report of protection device at scheduling port reduction generates;
Fig. 2 is a protective device teletransmission information classification schematic diagram;
Fig. 3 is protective device communication specification and the boss communication specification expansion content schematic diagram of standing
Fig. 4 is that the main website client information inserts and treatment step figure.
Embodiment
Below in conjunction with Figure of description technical scheme of the present invention is described in further detail.
The system configuration and the function diagram of action report of protection device at scheduling port reduction in accompanying drawing 1, have been provided, system configuration and each several part function that the action report of protection device at scheduling port reduction generates have been shown, the independent networking of all protective relaying devices (by Ethernet mode or serial mode) in factory's station end will be stood, and interconnected with the information substation; The information substation is interconnected by electric power system private data network and dispatching terminal information main website; Dispatching terminal information main website configuration server cluster and work station are used to protect reception, processing and the demonstration of information.When electric network fault generation protective device moves; protection is with the relevant action information classification; form with agreement initiatively sends the information substation to; local parsing is finished in the substation; when showing; send the form with agreement after the information organization to dispatching terminal information main website; the information main website finishes parsing to the information of receiving; handle; after the work such as combination; choose corresponding action report template fill substance in the device action ATL of having set up when the system modelling according to the action protecting device model; generate the corresponding protection action report, realize that the dispatching terminal reduction of action report generates.Whole transfer of data flow process is utilized existing electric power data network and traditional fault information management system platform, need not to carry out the investment of equipment more separately and purchase.
Technical scheme of the present invention is specific as follows:
The reduction of protective relaying device action report dispatching terminal generates processing method, and reduction generates to action report of protection device at scheduling port in electric grid relay protection and fault information management system.Described electric grid relay protection and fault information management system comprise factory station end, data network and dispatching terminal, the independent networking of all protective relaying devices in factory's station end will be stood, and interconnected with the information substation; The information substation is interconnected by data network and dispatching terminal information main website, at dispatching terminal information main website configuration and the work station that described information main website links to each other, be used to protect information reception, handle and demonstration; Described method comprises following steps:
Step 1: protective relaying device is classified by the protection type; set up the template of dissimilar action report of protection device; the printed report form is consistent on the spot with protective device to make this template, forms protective relaying device action report ATL, and the search method of ATL is provided.The different situation of device action reporting format at the different manufacturers protection; different-format according to protective relaying device local printing report; to install report and specifically be divided into several big classes such as four directions protection report, Nan Rui protection report, southern self-shield report, default protection report, every class can form concrete device action report template according to route protection and element protection again.The device action report template has nothing in common with each other on display format; on data content, also be not quite similar, but all comprised transformer station's title basically, device name, operate time, protection incident, relative time, fault amount, open into information such as quantitative change position and failure wave-recordings.Existing retrieval mode is to retrieve by the protection model.Add new protection model as system, only need to add corresponding template and get final product.
Step 2: go up the carry information content during action of standard protective relaying device.In accompanying drawing 2, provide protective device among the present invention and uploaded the schematic diagram of information standard; the information classification standard is based upon carries out on the basis of labor protective relaying device local printing report content; difference according to the information content is divided into action event information with report content; absolute time; relative time; fault parameter; open during startup into the amount state; open during action into quantitative change position information; analog quantity parameter information; a few class data such as definite value relevant and record ripple information with action; wherein to have comprised fault separate for fault parameter; fault current; range finding; additional informations such as fault impedance value; such data qualification can guarantee the integrality of action report of protection device data, the dispatching terminal main website is handled facilitating again to the subsequent analysis of protection information.
Step 3: formulate the communication specification between protective relaying device and fault message substation communication specification, fault message main website and fault message substation, send on the safety action information completely.The dispatching terminal reduction that be to realize action report of protection device generates, and must support the teletransmission to above a few class data on two links: 1. protective device and information substation communicates by letter; 2. information substation and information main website communicates by letter.But traditional protective device communication specification (DL/T 667-1999 (idtIEC60870-5-103)) can only support to transmit action event information, absolute time, relative time and record ripple information; and each is variant in detail for the communication standard that each producer protection product is realized; the data mode that transmits also has understanding separately, obviously can not meet this requirement.Therefore must carry out unified Definition and expansion to original stipulations, with support fault parameter, open when opening when starting into amount state, action into quantitative change position information, analog quantity parameter information, with move the transmission of relevant extend informations such as definite value.And there is above problem too in communicating by letter of information substation and information main website.
The present invention is on the basis of original protective device communication standard (DL/T 667-1999 (idt IEC60870-5-103)); original stipulations are expanded; based on the data type complexity that will expand; form is difficult for unified situation; adopt and expand the realization of universal classification method of service, in accompanying drawing 3, provided the signal of communication specification among the present invention.In the universal classification service; strict difinition every category information form and the data type that transmit; and the relation between every information can not be effectively described in the definition of considering traditional protection communication standard; organize data to bring inconvenience to the information main website; to provide the rule of corresponding actions sign when expansion has defined and transmitted every information in expansion transmission content, be used for information main website end tissue with a fault relevant information.By expansion to communication protocol, enriched the communication output information of protective device, guaranteed the tightness of protective device communication, promoted the communication function of protective device.After the protective device action, protective device is organized grouped data described above according to the form of communication protocol definition, be real-time transmitted to the information substation with the communication message form.
In the present invention; for guaranteeing that data integrity transmits; simultaneously also standard the communication specification between station, relay protection fault information spinner substation; the communication specification of protective device has been used for reference in the formulation of the communication specification between the boss station; strict difinition the transformat and the mode of above-mentioned several category informations; equally also provide the transmission rule of every information interpolation action identification, be used to satisfy correct, the complete transmission of data between the boss station.
Step 4: when electric network fault causes the protective relaying device action; described protective device is with the 2. middle described carry information of stipulating of going up of step; send the information substation to according to the communication specification of formulating; the substation sends the form with agreement after the described information organization to dispatching terminal information main website when finishing local parsing, demonstration.When protective relaying device moves; device itself is divided into the various types of data that defines according in the step 2 with all information of this action; utilize the communication protocol of definition in the step 3, send Various types of data to station internal information substation, send the information main website of dispatching terminal then to.
Step 5: described the go up carry information of described information main website to receiving, generate the corresponding protection action report according to device report basic format, carry out storage.This step can be divided into following fraction to be handled, and has provided access of information main website data and treatment step figure among the present invention in accompanying drawing 4.
＜1〉after main website receives the action message of protective device; by the definition to data in the communication protocol action message is resolved; making it reduction becomes data of different types information, has promptly realized the harmless reduction of protective device action message on dispatching terminal master station application layer.
＜2〉carry out combination association according to action identification, the ID of transformer station, the device ID that every information carried, avoid the information of different protective devices and do not belong to being associated together with the information errors that once moves with a device action information.Correlation Criteria adopts action identification, i.e. device action sequence number, the effectively integrality of the accuracy of guarantee information association and device action report content.
＜3〉store by the information type classification with the information of a device action, every information can be retrieved by the action identification that carries.Different kinds of information, its form and attribute are all inequality, and retrieval and the post-processed that is beneficial to data preserved in classification.
＜4〉the primary device action is stored as a record, can retrieve all relevant information in the action this time according to the action identification that comprises in this record, this record can be supported to retrieve by action time and device name according to sequential storage writing time.
＜5〉rule of thumb the time judges whether action message receives complete, and the information after overtime directly abandons, and this experience time can be adjusted.Also time-out time can be set, when information arrives all directly storage, as realization, might cause when repeatedly opening report, what of amount of information report content can change with.
Step 6: the information display layer at main station system is chosen the corresponding action report template according to the protective device type of action in protective relaying device action report ATL, realize reporting format and the consistent action report of content printed on the spot with protective relaying device.Choose related device action report template according to the protective device model of this action; extract from database receiving complete primary device action message; carry out corresponding contents according to template style and fill in, fill in the action report that can form reduction after finishing at dispatching terminal.
The realization of said process had both guaranteed that the dispatching terminal reduction of protection action report generated, and supported again to the obtaining separately of every data in the report, for the follow-up data of dispatching automation of electric power systems are provided by the condition that provides of using.
More than describe the specific embodiment of the present invention in detail; this method has realized the method that a kind of action report of protection device at scheduling port reduction generates; this method has improved the communication capacity of protective device; provided the complete mode of action report teletransmission; reduced the reaction time that the main website end is analyzed the protective device action behavior simultaneously; improve relaying protection professional's operating efficiency, improved the power network schedule automation level.
Claims (3)
1. to the reduction of action report of protection device at scheduling port in electric grid relay protection and fault information management system generation method, described electric grid relay protection and fault information management system comprise factory station end, data network and dispatching terminal, the independent networking of all protective relaying devices in factory's station end will be stood, and interconnected with the information substation; The information substation is interconnected by data network and dispatching terminal information main website, at dispatching terminal information main website configuration and the work station that described information main website links to each other, be used to protect information reception, handle and demonstration; It is characterized in that described method comprises following steps:
1. protective relaying device is classified by the protection type, set up the template of dissimilar action report of protection device, the printed report form is consistent on the spot with protective device to make this template, forms protective relaying device action report ATL, and the search method of ATL is provided;
Go up the carry information content when 2. the standard protective relaying device moves;
3. formulate the communication specification between protective relaying device and information substation communication specification, information main website and information substation, send on the safety action information completely;
When 4. electric network fault causes the protective relaying device action, described protective device is gone up carry information with step described in 2., send the information substation to according to the communication specification of formulating, the substation sends the described carry information tissue back of going up to dispatching terminal information main website with the form of arranging when finishing local parsing, demonstration;
5. described the go up carry information of described information main website to receiving generates the corresponding protection action report according to device report basic format, carries out storage;
6. in protective relaying device action report ATL, choose the corresponding action report template according to the protective device type of action at the information display layer of described information main station system, realize reporting format and the consistent action report of content printed on the spot with protective relaying device.
2. method according to claim 1 is characterized in that, the described carry information content that goes up comprises:
Send following information on the line protective devices: action event information, absolute time, relative time, fault are separate, open into the amount state when fault current, impedance, range finding, startup, open during action into quantitative change position information and record ripple information;
Send following information on the element protection device: action event information, absolute time, relative time, fault is separate, open into quantitative change position information, analog quantity parameter, the definite value relevant with action when opening into amount state, action when starting and record ripple information.
3. according to the method for claim 1, it is characterized in that the treatment step that dispatching terminal generates action report comprises:
1. the protection incident of this protective device once being moved according to the protective device action identification, the record ripple, fault amount, open into amount state, analog quantity parameter relevant information and integrate, form the complete action report of this action of device, wherein said protective device action identification comprises plant failure sequence number, electric network fault sequence number, action relative time;
2. with action message of protective device according to protection incident, record ripple, fault amount, open into the storage of classifying of amount state, analog quantity parameter information type;
3. the data with different information types are filled up to respectively in the described action report template, form the corresponding to report of report of printing on the spot with device.
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2009
- 2009-09-10 CN CN2009100923330A patent/CN101640436B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248121A (en) * | 2013-04-26 | 2013-08-14 | 中国南方电网有限责任公司超高压输电公司广州局 | Profibus-DP (Decentralized Periphery)-based direct current high-voltage transmission control data monitoring method |
| CN103248121B (en) * | 2013-04-26 | 2015-03-25 | 中国南方电网有限责任公司超高压输电公司广州局 | Profibus-DP (Decentralized Periphery)-based direct current high-voltage transmission control data monitoring method |
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| CN101640436A (en) | 2010-02-03 |
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