CN106651645A - Fault data management method for direct-current transmission system - Google Patents
Fault data management method for direct-current transmission system Download PDFInfo
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- CN106651645A CN106651645A CN201611047349.6A CN201611047349A CN106651645A CN 106651645 A CN106651645 A CN 106651645A CN 201611047349 A CN201611047349 A CN 201611047349A CN 106651645 A CN106651645 A CN 106651645A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING; COUNTING
- G06Q—DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
Abstract
Description
Technical field
The present invention relates to transmission system administrative skill field, more particularly to a kind of DC transmission system fault data management Method.
Background technology
In recent years, with the development of power Transmission, DC transmission system plays irreplaceable effect in power Transmission. But DC transmission system can produce various failures, it is therefore desirable to which the failure that DC transmission system is produced is analyzed Management, so that occurring similar failure again, may be referred to historical failure processing data and is timely processed.
For the fault management of DC transmission system is analyzed, process also according to traditional ac transmission fault data at present Mode is carried out.The typical way of conventional AC transmission of electricity is transported after certain point (possibly transformer station, circuit, power plant etc.) breaks down Administrative staff reports and submits scheduling after the explanation of fault waveform, message and failure condition is arranged, and data are managed with analysis by dispatching.
But this pattern has following several respects to ask questions for direct current transportation：The control protection of direct current transportation, failure The technology for digesting and assimilating external different manufacturers being come from recording wave device, due to technological disparity, the failure of different DC transmission engineerings more The form of data, storage mode, obtaining means are all not quite similar, and the fault data for causing direct current transportation is difficult to standardize, information Change management；The technical characterstic of direct current transportation determines that its phenomenon of the failure is increasingly complex, and the data of some separate site are cannot The reason for faults and inner link.If wanting positioning failure reason it is desirable that a series of data, and these data Different websites are distributed across, if typically only requiring the data of reporting fault website according to traditional power failure data pattern, This is far from being enough for DC Line Fault analyzing and processing；Even if data have obtained comprehensive collection, in addition it is also necessary to which these data are entered Row effectively management, manages clearly unpractical by people after data volume reaches to a certain degree.
The content of the invention
In the embodiment of the present invention provide a kind of DC transmission system fault data management method, to solve prior art in DC transmission system fault data can not quick precise search problem.
In order to solve above-mentioned technical problem, the embodiment of the invention discloses following technical scheme：
A kind of DC transmission system fault data management method, methods described includes：
The website topological relation set up in DC transmission system；
Obtain the fault data of website in the DC transmission system；
Failure keyword refinement is carried out to the fault data；
The failure keyword is set up into contact according to the topological relation between website.
Preferably, the website topological relation set up in DC transmission system, including：Stand according in DC transmission system Contact between point, the topological relation set up between website.
Preferably, the fault data for obtaining website in the DC transmission system, including：
Obtain the master data and the entity information of fault data of each website in DC transmission system, the master data Including the fault type, time of origin and the site disasters grade that record the fault data, the entity information of the fault data Including fault data correspondence volume message, waveform；
Preferably, also include：The master data and the fault data are modeled respectively.
Preferably, it is described that failure keyword refinement is carried out to the fault data, including：
Extract in the DC transmission system corresponding failure title in the fault data of website；
Extract the keyword in the failure title.
Preferably, it is described that the failure keyword is set up into contact according to the topological relation between website, including：
With source of trouble failure keyword as core, by the topological relation between website, the master data and the event The model that barrier data are set up, the contact set up between keyword.
From above technical scheme, a kind of DC transmission system fault data manager provided in an embodiment of the present invention Method, methods described includes：The website topological relation set up in DC transmission system；Obtain website in the DC transmission system Fault data；Failure keyword refinement is carried out to the fault data；By the failure keyword according to the topology between website Relation sets up contact.Website topological relation in transmission system, realizes the complete of DC transmission system failure data analyzing Whole property, more deeply, accurately reacts the inner link of failure website, and the foundation of refinement and the contact of keyword defines key Word and search set, realizes the quick precise search of fault data.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, for those of ordinary skill in the art Speech, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of schematic flow sheet of DC transmission system fault data management method provided in an embodiment of the present invention；
Fig. 2 is a kind of website topological structure schematic diagram of DC transmission system provided in an embodiment of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described enforcement Example is only a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to protection of the present invention Scope.
It is that a kind of flow process of DC transmission system fault data management method provided in an embodiment of the present invention is shown referring to Fig. 1 It is intended to, as shown in figure 1, methods described includes：
S101, the website topological relation set up in DC transmission system；Specifically, according to website in DC transmission system it Between contact, the topological relation set up between website.It is illustrated in figure 2 a kind of DC transmission system provided in an embodiment of the present invention Website topological structure schematic diagram, the numbering 1 in topological structure is directed to DC transmission system and provides energy for sending end AC system The AC power of amount, it is probably transformer station, power plant.It is connection sending end exchange system that numbering 2 in topological structure is alternating current circuit The circuit of system and converting plant.Converting plant is the current conversion station for completing AC-DC conversion, and the numbering in topological structure is 3.Connection It is 4 that the DC line of converting plant and Inverter Station is numbered in topological structure, and Inverter Station is to complete the current conversion station that direct current becomes exchange, Numbering is 5 in topological structure.It is 6 that the alternating current circuit of connection Inverter Station and receiving end AC system is numbered in topological structure, receiving end AC system is the transformer station for receiving direct current transmission power, and numbering is 7 in topological structure.
S102, obtains the fault data of website in the DC transmission system；Including：Obtain DC transmission system in each The master data of website and the entity information of fault data, the master data includes recording the failure classes of the fault data Type, time of origin and site disasters grade, the entity information of the fault data includes fault data correspondence volume message, waveform；
For example in obtaining the master data of website：Time attributes represent time of failure, are retouched using Datetime types State, Station attributes represent failed equipment place website, using Varchar type specifications, Recorder attributes represent recorder Member, using Varchar type specifications, Fault_Level attributes represent fault level, using Varchar type specifications, Although Failure_Level is described using Varchar but its content strictly determines and can only be " general, alarm, serious " three classes Type, Remark attributes represent remarks, using Text type specifications.After above-mentioned data acquisition is finished, the master data is carried out Modeling.
In faulty entity information data：Fault_message attributes represent failure message, and message is usually with html files Storage, its size can be different according to fault type, therefore using adjustable length Varbinary type specifications, Fault_ Waveform attributes represent fault recorder data, and recorder data is usually the data of one section of set time, and occupancy capacity is larger, adopts BLOB type specifications, Fault_report attributes is used to represent far, far refers to related personnel couple event Barrier event is analyzed the recording documents of process, and its size is not fixed, therefore using Varbinary type specifications, Attachments Attribute represents failure annex, and its effect is, for the failure accessory information outside storing failure message, failure wave-recording file, such as to scheme Piece, audio frequency and video data etc., using BLOB type specifications.Above-mentioned faulty entity information data is modeled.
S103, failure keyword refinement is carried out to the fault data.Specifically include：In extracting the DC transmission system Corresponding failure title in the fault data of website, extracts the keyword in the failure title.
Several attributes defined in S102 be respectively Fault_ID, Location, Preorder_fault and Postorder_fault, wherein Fault_ID attributes are the unique identifiers of the fault data, using GUID character string descriptors, Char type specifications, Location attributes is used to represent that failure occurs position of the point in direct current transportation topology in database, its Value is 1 to 7, and using Char type specifications, Preorder_fault and Postorder_fault attributes are the preambles of the failure With postorder failure Fault_ID, the two attributes are the important attributes for building fault data chain, can be to it in next step Explain, the two adopts Char type specifications, afterwards four attributes are derived to the abstract of data message, are respectively Origin_fault, Cause_established, Processed and Fault_tags, wherein Origin_fault attribute-bits The trouble point is the source of trouble of failure chain, according to data message analysis result if being otherwise false for true, is adopted Whether bool type specifications, Cause_established attribute-bits failure cause analyzes clear, and its value is according in data message Report result be defined as true or false, using bool type specifications, whether the Processed attribute-bits failures is taken Measure is processed, processed otherwise (to need reason that corresponding process is just had after finding out in principle to arrange for false for true Apply), using bool type specifications, it is the key refined according to failure message and far that Fault_tags attributes are represented Word, using Varchar type specifications, the information included in Fault_tags attributes is then the keyword in failure title.
S104, contact is set up by the failure keyword according to the topological relation between website.It is crucial with source of trouble failure Word is core, the model set up by the topological relation between website, the master data and the fault data, sets up crucial Contact between word.
Failure chain be trouble point with source of trouble Origin_fault as true as core, by preamble fault attribute Preorder_fault, consequent malfunction attribute Postorder_fault are established the link, it is assumed that " N " point in direct current topology occurs Failure causes transmission system failure, in addition it is also necessary to which special instruction is the key attribute of each failure once establish failure chain Fault_tags just can constitute a failure set of keywords for including all nodes to be used to retrieve, and its advantage can be more Accurately hit needs the fault data of retrieval, such as wants retrieval because AC single phase earth fault causes the failure of commutation failure Data, when entering line retrieval with " single-phase earthing commutation failure " as keyword, if not using failure chain model if can retrieve All failure point datas comprising " commutation failure ", " single-phase earthing ", and these trouble points are probably associated to be also likely to be What completely it doesn't matter, it is impossible to accurately hit, according to failure chain model, then can only retrieve to be included in set of keywords and " change Mutually failure ", the failure chain of " single-phase earthing ", this will greatly improve effectiveness of retrieval and precision.
As seen from the above-described embodiment, present embodiment discloses a kind of DC transmission system fault data management method, described Method includes：The website topological relation set up in DC transmission system；Obtain the number of faults of website in the DC transmission system According to；Failure keyword refinement is carried out to the fault data；The failure keyword is built according to the topological relation between website Vertical contact.Website topological relation in transmission system, realizes the integrality of DC transmission system failure data analyzing, more Plus deeply, the inner link of accurate reaction failure website, the foundation of refinement and the contact of keyword defines keyword retrieval Set, realizes the quick precise search of fault data.
The present invention can be described in the general context of computer executable instructions, such as program Module.Usually, program module includes execution particular task or realizes routine, program, object, the group of particular abstract data type Part, data structure etc..The present invention can also be in a distributed computing environment put into practice, in these DCEs, by The remote processing devices connected by communication network are performing task.In a distributed computing environment, program module can be with In local and remote computer-readable storage medium including including storage device.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to Cover including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes those Key element, but also including other key elements being not expressly set out, or also include for this process, method, article or set Standby intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that Also there is other identical element in the process including the key element, method, article or equipment.
The above is only the specific embodiment of the present invention, is made skilled artisans appreciate that or realizing this It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one The most wide scope for causing.
Claims (6)
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