CN1697284A - System and equipment for collecting and monitoring data of electric power - Google Patents
System and equipment for collecting and monitoring data of electric power Download PDFInfo
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- CN1697284A CN1697284A CN 200510046071 CN200510046071A CN1697284A CN 1697284 A CN1697284 A CN 1697284A CN 200510046071 CN200510046071 CN 200510046071 CN 200510046071 A CN200510046071 A CN 200510046071A CN 1697284 A CN1697284 A CN 1697284A
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Abstract
The system and equipment includes man - machine interface module, primitive control module. Characters are: (1) graphics standardized interface added into man - machine interface module is able to read diversified graphic software; (2) self-determined analysis interface for electric power parts is added into graphic control module; (3) data processing module and intelligent analysis module are added. The data processing module is in use mainly for receiving users' information command, and distinguishing individual information from group information. The intelligent analysis module has functions: topology analysis of graphics, discriminant analysis of attribute, and analysis of fault diagnosis. The system possesses (1) continuity and expandability, (2) easy to use, and (3) commonality. The system is in favor of safe operation, lowers intension of hand labor, and raises level of scientific management.
Description
Technical field
The invention belongs to power supply or the circuit arrangement of distribution or the technical field of system, promptly relate to electric power data acquisition and supervisory control system and device that a kind of power supply network dispatcher uses.
Background technology
In the modern power network system, the dispatcher can grasp real-time power network ruuning situation by electric power data acquisition and supervisory control system, can also realize some controlled function by some operation in case of necessity.Basic functions of electric power data acquisition and supervisory control system is exactly electric hookup and the operational factor that fast, accurately, dynamically shows electric power system.
Along with computer technology rapid development, be that the OO figure generation technique of platform has obtained application more and more widely with WINDOWS.Though the software product of current graphic making is a lot, but strongly professional at electric power operating mode traffic control, open graphic making software is few, and the software of external exploitation is based on English, so have the commercial Application cycle long, user interface is undesirable, do not support or freely do not support many unfavorable factors such as the domestic expense of generally using of hardware device, configuration software own and software training cost be high, has also limited their applying at home.
Even at present existing graphics editing software product at the power monitoring operation, the editor of its controlling object and programmatic binding.In case change to some extent, just must revise the source program of its control system when the electric power controlled device, this has just caused long, easy care not of its construction cycle; The software repeat usage is low, thereby its price is very expensive; And when revising the source program of industrial control software, if when original programming personnel leaves away because of job transfer, it is more difficult then to work.
Summary of the invention
The objective of the invention is to develop a kind of universal electric power automated graphical component software product, solve the variety of problems that conventional electric power monitoring software product exists well with a kind of brand-new method, make the user finish final power automation Control Engineering according to own controlling object and any configuration of control purpose, make monitoring directly perceived more, convenient, be easy to use; Thereby help increasing work efficiency, reduce the supervisory control system operation cost, ensure the safety of supply of electric power.
The present invention is support platform with WINDOWS, employing is based on the programming idea and the Object oriented programming mode of COM (Component Objected Module assembly type object model), as instrument, developed the OO electric power system graphics editing software of a cover with the VC++6.0 language.That this software has is easy and simple to handle, flexible, the speed that redraws is fast, interface characteristics such as " close friends ".The present invention considers exactly application program to be divided into a plurality of modules from the model angle of software product, and each module keeps certain functional independence, when collaborative work, finishes actual task by interface each other.When system extraneous soft, hardware loop changes or user's demand when changing to some extent, does not need all assemblies are made amendment, and only affected assembly is carried out necessary modifications, made up again just then to obtain new upgraded version.
The present invention proposes a kind of electric power data acquisition and supervisory control system, it includes human-computer interface module, pel control module, it is characterized in that:
(1) in human-computer interface module, is added with the graphics standard interface, can reads the open graphics software of AutoCAD or other manufacturer easily;
(2) in the pel control module, be added with electrical device and decide by oneself analysis interface;
(3) data processing module and intelligent analysis module have been increased.
The workflow of said data processing module is as follows among the present invention:
(1) sets up the graphic assembly of assembly type object model, read Standard File Format or form in build file;
(2) add index and establishment property file automatically;
(3) importing data film information;
(4) have or not data record in the judgment data storehouse;
(5) there is record then to upgrade former record;
(6) new record is then added in no record;
(7) finish.
Said intelligent analysis module comprises among the present invention: the analysis of the topological analysis of figure, attribute differentiation and three aspects of accident analysis.
Set topology by the relation of space coordinates before this and connect distance, thereby determine that the topology between the pel static relation judgement pel each other connects.Determine that the flow process of static relation is as follows between the pel:
(1) starts topological analysis;
(2) obtain pel quantity;
(3) pel that is obtained being carried out interpretation, is electric component or circuit pack with differentiation;
(4) distinguish correctly, finish the topological analysis program and enter the attribute discriminant analysis, pel of single treatment returns the pel quantity program of obtaining after one of every processing again, carries out interpretation again, disposes the internal memory topological relation one by one up to all pels; Judge that again topology connects in real time:
(5) obtain real time data;
(6) graphics primitive object is decided by oneself judgement;
(7) as changing show state;
(8) as no change, the display memory topological relation.
The attribute Analysis of Policy Making of having carried out subsequently is to consider the electrical network decision information, according to the actual condition of system, sets up the expert knowledge library of system and the rule of failure diagnosis, and it comprises attribute reduction, acquisition strategy rule and the confidence level analysis etc. of object.The flow process of its analytic process is as follows:
(1) first processed offline is set up expert knowledge library; Comprise:
(A) obtain historical failure information;
(B) set up expert knowledge library;
(C) utilize correlation theory to carry out attribute reduction;
(D) form the mixed strategy rule;
(2) obtain pel physical fault information by online processing (i.e. monitoring);
(3) fault message and expert knowledge library are carried out rule match;
(4) analyze matching result, it is comprehensive that the credible result degree is made secondary;
(5) output fault attribute analysis result.
Analysis on Fault Diagnosis then is on the basis of pel topological connection relation, and expert knowledge library and Failure Diagnostic Code that predetermined failure is handled utilize these rules to come the fault of system is carried out concrete analysis in monitoring application program.The flow process of accident analysis is as follows:
(1) fault location;
(2) real time data at this position is analyzed;
(3) data variation is differentiated, and distinguishes the problem of physics aspect problem or size of data;
(4) with above-mentioned data configuration analysis matrix;
(5) failure judgement logical network connection matrix;
(6) matrix is standardized;
(7) output accident analysis result, and on data server and graphics server, show.
The present invention also provides a kind of electric power data acquisition and monitor-control apparatus of implementing the said system function, is connected in use in data server and the graphics server, and it includes at least one special telephone line interface; At least one multi-channel serial port equipment and many serial ports read card; At least one front end processor; At least one station server; At least one workbench and GPS position is characterized in that: be mounted with by human-computer interface module in server and workbench; The pel control module, a complete set of software that data processing module and intelligent analysis module are formed.
Said special telephone line interface can be a cable interface in the device of the present invention; It also can be the optical cable interface.
Device of the present invention adopts two web frames when inserting network system, promptly between Modem pond and front end processor; All adopt two web frames between front end processor and server, the work station.
As everyone knows, safety issue is the problem of the most important thing in the power system operation process.All might cause serious consequence if any one little careless omission in electric power system, occurs, thereby cause great economic loss, even human casualty accident takes place.Do not have safety guarantee, the apparatus and method of any " advanced person " all can not practical application.Require electric power data acquisition and monitor-control apparatus must guarantee the absolute of its operation for this reason.Electric power data acquisition of the present invention and monitor-control apparatus creatively adopt two---two net hardware configurations.Adopt two web frames although have in electric power data acquisition in the past and the supervisor control, they all do not consider the backup issue in the serial ports transmission of bottom yet.Of the present invention one big innovation is the structure that has also adopted two nets between many serial servers and front end processor, this compares with the two web frames on the simple meaning, mainly be fail safe and the reliability of guaranteeing the low end communication of data, the fundamentally safety issue of resolution system.
Electric power data acquisition of the present invention is compared advantage with configurationization with device with similar fault location system with supervisory control system.The user can choose the static topology of suitable object establishing target view with the mode of " piling up wood " from shape library, and the physical drives parameter and the simulation dynamic data that add monitoring for object come the preview view effect, with the time update parameter-definition and adjust the effect of view picture view.In traditional datagraphic programming system, figure and data are handled respectively, and promptly figure needs each assembly is carried out data configuration after setting up.And the present invention as long as to set up the computer of database and figure be to be connected in the same local area network (LAN), just data and figure can be set up relatedly when making figure, the user needs only and is added in the middle of the attribute list object properties just passable.Figure and the binding of element object; Object is bound mutually with property parameters, has realized that artwork is integrated, and has had the topology network function, has guaranteed the intelligent maintenance function of graphical interfaces, thereby can well satisfy the dual-use function of monitoring in real time and management.
Description of drawings
The configuration schematic diagram of Fig. 1 system of the present invention, 1 higher level's dispatch automated system among the figure, 2 front end processors, 3Modem, 4 servers, 5 work stations, the two nets of 6TCP/IP, 7 multi-serial-port cards, 8GPS clock, 9Modem pond, 10 special telephone lines, 11 telephone wires;
Fig. 2 man-machine interface schematic diagram;
Fig. 3 user's pel is handled the overall procedure block diagram;
Fig. 4 data processing module FB(flow block);
Fig. 5 topology analysis module FB(flow block);
Fig. 6 attribute decision-making module FB(flow block);
Fig. 7 fault diagnosis module FB(flow block);
Fig. 8 reads standard A utoCAD, the User Defined part drawing;
Fig. 9 electric power system winding diagram;
Figure 10 individual information data input figure;
Figure 11 community information data input figure;
Figure 12 topological analysis design sketch;
Figure 13 interface schematic diagram of reporting to the police;
Figure 14 accident analysis schematic diagram.
Embodiment
Be further described and replenish below in conjunction with the content of specific embodiment system of the present invention and device.
Electric power data acquisition and the supervisory control system used with the regional dispatching of design are example.
Adopted electric power data acquisition and monitor-control apparatus vector cartographic programme product (as shown in Figure 1), mainly constituted by human-computer interface module, pel control module, data processing module and intelligent analysis module four major parts based on COM.At first human-computer interface module is by system's auto-loading system resource, the treatment step of responding system, this processing unit (as shown in Figure 2) comprises the initialization of initialization, system tool initialization, service area initialization, attribute list initialization, system's pel beginningization, user definition information initializing and the database facility of system interface initialization, System menu, prepares response user profile at last.
User's pel processing unit (as shown in Figure 3).This processing unit comprises: input unit (being used to receive user's pel control command), display unit (be used for explicit user and load pel and equipment drawing picture) and control device (being used for operations and the control of user to Drawing Object).At first, the input unit of subassembly product of the present invention is designed to electric power graphs editor standard interface, and can receive U.S. autodesk, inc. is to use the mapping program software kit AutoCAD that cad technique is developed on the microcomputer the early 1980s.Read standard graphics form (as shown in Figure 8) in input unit, its concrete steps are: step 1 is loaded the DXF file to user working area; Step 2 is loaded title, matrix section and entity; Step 3 is closed the DXF file of AutoCAD.Secondly, user of the present invention from the step of the shape equipment realization of drawing is: step 1 input unit serializing assigned catalogue is down from drawing shape information; Step 2 is created the configuration element according to graphical information; Step 3 is heavily changed graphic elements in the client area; Step 4 is given the user and is handled.The user can carry out the most basic graphic operation, comprising: interpolation, deletion, convergent-divergent, move, rotation, roaming, hierarchical relationship, selection etc.Display unit mainly is to show international graphics standard form and User Defined graphic structure in the client area.The user just can build the winding diagram that electric power system needs through synthetic these graphic elements.The graphic structure that explicit user is selected on display unit, thus make up the system state diagram of monitoring (as shown in Figure 9).
Data processing module (as shown in Figure 4) is mainly finished the function to the data processing of graphical information.Comprise: input unit (individuality and community information that are used for receiving system composite signal and user's image), processing unit (are used for system's composite signal and user's image information is done different processing, wherein the system information storage is system file, and user profile adopts network configuration to be stored in the system database).This method step is as follows: input unit receives user's message command, and differentiation is individual information or community information.If individual information, the information that user's body is provided is write (as shown in figure 10) in the middle of the system file.If the Excel information that community information is just submitted the user to is mapped to (as shown in figure 11) in the middle of the database automatically.
Intelligent analysis module mainly comprises the analysis of three aspects.Graph topology analysis, attribute discriminant analysis and Analysis on Fault Diagnosis.This module is mainly finished initialization automatically by system, and actual data that put into operation in the middle of using at monitoring and space make up relation and carry out the analysis of system.
Topological analysis (as shown in Figure 5), its step is as follows:
Attribute discriminant analysis (as shown in Figure 6), its step is as follows:
The Rough Set Reduction algorithm that step 1 component application has confidence level carries out electric network failure diagnosis;
Analysis on Fault Diagnosis (as shown in Figure 7), its step is as follows:
The analysis result that step 1 is pounced on module by extension analysis is set up network connection matrix and tables of data, and step 2 pel assembly initiatively obtains diagnostic data; Step 3 diagnosis real time fail data; Step 4 is revised original ffault matrix; The analysis of step 5 data variation; The direction of step 6 data changes to be judged; Step 7 size of data mutation analysis; Step 8 structural analysis matrix; Step 9 pair ffault matrix and network connection matrix carry out logical operation; The matrix that step 10 pair step 9 obtains is standardized; Step 11 interpretation of result; Step 12 is reported to the police and is handled (as shown in figure 14).
Adopt electric power data acquisition of the present invention and supervisory control system and device, in the day-to-day operation process of electrical network, obtained good effect.It extremely helps engineers and technicians and the workman monitoring to electrical network and concentrator station, in time find and handle problem and the glitch that occurs in the operation of power networks process, avoided the generation of big fault, guarantee the efficient and safety of electrical network and concentrator station, obtained good social benefit and economic benefit.
Claims (9)
1, a kind of electric power data acquisition and supervisory control system include human-computer interface module, pel control module, it is characterized in that:
(1) in human-computer interface module, is added with the graphics standard interface, can read the graphics software of AutoCAD or other manufacturer exploitation;
(2) in the pel control module, be added with electrical device and decide by oneself analysis interface;
(3) data processing module and intelligent analysis module have been increased.
2, by described electric power data acquisition of claim 1 and supervisory control system, it is characterized in that the flow chart of said data processing module is as follows:
(1) sets up assembly, read Standard File Format or self-built file format;
(2) add the figure index automatically, and create Parameter File;
(3) import database file information;
(4) database is judged, has or not data record of the same type;
(5) there is record then to upgrade former record; New record is then added in no record;
(6) finish.
3, by described electric power data acquisition of claim 1 and supervisory control system, it is characterized in that said intelligent analysis module comprises graph topology analysis, attribute Analysis of Policy Making and three submodules of Analysis on Fault Diagnosis.
4, by described electric power data acquisition of claim 3 and supervisory control system, it is characterized in that the flow chart of said graph topology analysis is as follows, determine the static relation between the pel earlier:
(1) starts topological analysis;
(2) obtain pel quantity;
(3) pel that is obtained being carried out interpretation, is electric component or circuit pack with differentiation;
(4) distinguish correctly, finish the topological analysis program and enter the attribute discriminant analysis, pel of single treatment after one of every processing, returns the pel quantity program of obtaining again, carries out interpretation again, disposes the internal memory topological relation one by one up to all pels; Judge that again topology connects in real time:
(5) obtain real time data;
(6) graphics primitive object is decided by oneself judgement;
(7) as changing show state;
(8) as no change, the display memory topological relation.
5, by described electric power data acquisition of claim 3 and supervisory control system, it is characterized in that the flow chart of said attribute Analysis of Policy Making is as follows:
(1) first processed offline is set up expert knowledge library; Comprise:
(A) obtain historical failure information;
(B) set up expert knowledge library;
(C) utilize correlation theory to carry out attribute reduction;
(D) form the mixed strategy rule;
(2) obtain pel physical fault information by online processing (i.e. monitoring);
(3) fault message and expert knowledge library are carried out rule match;
(4) analyze matching result, it is comprehensive that the credible result degree is made secondary;
(5) output fault attribute analysis result.
6, by described electric power data acquisition of claim 3 and supervisory control system, it is characterized in that the flow chart of said Analysis on Fault Diagnosis is as follows:
(1) fault location;
(2) real time data at this position is analyzed;
(3) data variation is differentiated, and distinguishes the problem of physics aspect problem or size of data;
(4) with above-mentioned data configuration analysis matrix;
(5) fault judgment matrix is connected with network and carries out logical relation and handle;
(6) matrix is standardized;
(7) output accident analysis result, and on data server and graphics server, show.
7, the device of the described module composition of described electric power data acquisition of a kind of claim 1 and supervisory control system, it includes at least one special telephone line interface; At least one multi-channel serial port equipment and many serial ports read card; At least one front end processor; At least one station server; At least one workbench and GPS position is characterized in that: be mounted with by human-computer interface module in server and workbench; The pel control module, a complete set of software that data processing module and intelligent analysis module are formed.
8, press the device that the described module of claim 7 described electric power data acquisitions and supervisory control system is formed, it is characterized in that said special telephone line interface can be a cable interface; It also can be the optical cable interface.
9, press the device that the described module of claim 7 described electric power data acquisitions and supervisory control system is formed, it is characterized in that adopting when said device is in inserting network system two web frames.
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| CNB2005100460716A CN100347930C (en) | 2005-03-22 | 2005-03-22 | System and equipment for collecting and monitoring data of electric power |
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| CNB2005100460716A CN100347930C (en) | 2005-03-22 | 2005-03-22 | System and equipment for collecting and monitoring data of electric power |
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| CN101098069B (en) * | 2007-06-13 | 2011-01-12 | 苏州工业园区慧思敦软件有限公司 | Electric power scheduling simulation system electric network display process |
| CN101505058B (en) * | 2009-03-19 | 2011-01-19 | 东北大学 | Dual recursive neutral element sensitivity load network modeling apparatus and method based double network |
| CN102355062A (en) * | 2011-10-17 | 2012-02-15 | 浙江省电力试验研究院 | IEC (International Electrotechnical Commission) 61850 relay protection model checking method |
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| CN103728507A (en) * | 2013-11-18 | 2014-04-16 | 芜湖大学科技园发展有限公司 | Grid fault diagnosis method based on data mining |
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| JP2004080889A (en) * | 2002-08-14 | 2004-03-11 | Toshiba Corp | Power system monitoring control system and method, and program thereof |
| CN1323481C (en) * | 2004-02-12 | 2007-06-27 | 上海意中科技发展有限公司 | Microcomputer protection and electric power monitoring system |
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| CN101505058B (en) * | 2009-03-19 | 2011-01-19 | 东北大学 | Dual recursive neutral element sensitivity load network modeling apparatus and method based double network |
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