CN106685704A - Checking method and checking device for secondary equipment failure of transformer substations - Google Patents

Checking method and checking device for secondary equipment failure of transformer substations Download PDF

Info

Publication number
CN106685704A
CN106685704A CN201611149572.1A CN201611149572A CN106685704A CN 106685704 A CN106685704 A CN 106685704A CN 201611149572 A CN201611149572 A CN 201611149572A CN 106685704 A CN106685704 A CN 106685704A
Authority
CN
China
Prior art keywords
failure
information
event
association
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611149572.1A
Other languages
Chinese (zh)
Inventor
唐立军
苏适
李萍
杨家全
冯勇
李�远
罗恩博
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Power Research Institute of Yunnan Power Grid Co Ltd
Electric Power Research Institute of Yunnan Power System Ltd
Original Assignee
Electric Power Research Institute of Yunnan Power System Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electric Power Research Institute of Yunnan Power System Ltd filed Critical Electric Power Research Institute of Yunnan Power System Ltd
Priority to CN201611149572.1A priority Critical patent/CN106685704A/en
Publication of CN106685704A publication Critical patent/CN106685704A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance or administration or management of packet switching networks
    • H04L41/06Arrangements for maintenance or administration or management of packet switching networks involving management of faults or events or alarms
    • H04L41/0631Alarm or event or notifications correlation; Root cause analysis
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance or administration or management of packet switching networks
    • H04L41/06Arrangements for maintenance or administration or management of packet switching networks involving management of faults or events or alarms
    • H04L41/0677Arrangements for maintenance or administration or management of packet switching networks involving management of faults or events or alarms localization of fault position
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations

Abstract

The invention discloses a checking method and a checking device for secondary equipment failure of transformer substations. The checking method includes: establishing a secondary equipment failure model, a secondary equipment correlation model and a secondary equipment failure-correlation model on a control processor; according to characteristic data information of secondary equipment, establishing mapping correlation of the characteristic data information and the secondary equipment failure-correlation model; according to the real-time characteristic data information and the mapping correlation during operation of the secondary equipment, determining failure event information of the secondary equipment and analyzing to acquire reasons of failure events. By the arrangement, real-time characteristic data of secondary equipment are processed, failure of the secondary equipment of the transformer substations can be checked out rapidly, checking time of the failure of the secondary equipment is shortened, reasons causing the failure can be automatically analyzed, source of failure generation can be determined, and efficiency in processing the failure of the secondary equipment of the transformer substations is improved.

Description

The investigation method and device of substation secondary device failure
Technical field
The present invention relates to technical field of electric power automation, more particularly to a kind of investigation method of substation secondary device failure And device.
Background technology
The integrated automation of transformation stations is the combination by substation secondary device through function and optimization design, using advanced Computer technology, modern electronic technology, communication technology and signal processing technology, realize the capital equipment and transmission & distribution to full transformer station The automatic monitoring of electric line, measure, automatically control and protect, and the comprehensive automation function such as dispatching communication.With comprehensive The development of automatic technology is closed, substation secondary difficulty of construction is simplified, but the reliability of secondary device directly affects transformer station The realization of integrated automation device function.
Electrical secondary equipment mainly include protective relaying device, automaton, fault wave recording device and on the spot monitoring and Telemechanical apparatus.In actual motion, because the transforming plant apparatus failure that electrical secondary equipment is caused happens occasionally.At present, power transformation is worked as Station is broken down when needing maintenance, and usually warning information is fed back to maintainer by operations staff, and maintainer is by artificial Subset, point loop and subelement measurement, with exclusive method abort situation is inferred to.However, with the integrated automation of transformation stations Popularization, the quantity of information of one side transformer station has occurred and that growth at double, increased substantial amounts of digital interface information, overhauls Personnel want accurately to understand the detailed meanings of all kinds of warning information becomes unrealistic, on the other hand with the increasing of quantity of information Plus, inadequate to the analysis depth of warning information, the equipment that alarm occurs is not necessarily faulty equipment, is also not necessarily failure generation Position, the warning information on surface is probably what is caused by many reasons, due to lacking going deep into and linkage point for all kinds of warning information Analysis, shortage causes the multi-analysis of the possible cause for alerting and there is substantial amounts of transformer station's fortune inspection blind area.
Thus, with the popularization of the integrated automation of transformation stations, according to traditional《Relay protection and power grid security automaton Inspection regulations》To safeguard electrical secondary equipment, it is clear that outdated.The technical method of existing detection secondary device failure is not only imitated Rate is low, and omitting also easily occurs in maintenance process, and deviation occurs in maintenance result.
The content of the invention
The goal of the invention of the present invention is to provide a kind of investigation method and device of substation secondary device failure, to solve Using prior art detect secondary device failure when efficiency it is low, it is easy occur omit and deviation technical problem.
A kind of first aspect according to embodiments of the present invention, there is provided investigation method of substation secondary device failure, bag Include:
Obtain the equipment features and characteristics data message of secondary device;The performance data information include state information, Analog quantity information, event information, point information, fault recorder data and network message;
According to the equipment feature, secondary device fault model is set up;
It was found that and drawing the network topology of the secondary device;
Secondary device association relation model is set up according to the network topology;
According to the secondary device fault model and the secondary device association relation model, association secondary device event is set up Secondary device failure-the association relation model of barrier and secondary device incidence relation;
The mapping association set up between the performance data information and secondary device failure-association relation model, root Determine the event of failure information of secondary device according to the real-time characteristic data and the mapping association of secondary device, and analysis obtains event Barrier business reasons.
Further, the equipment features and characteristics data message for obtaining secondary device;The performance data information includes Before state information, analog quantity information, event information, point information, fault recorder data and network message, also include:
Default information filtering strategy and shielding frame type are obtained, according to described information filtering policy to the performance data Redundant data information in information is filtered;
Meanwhile, according to default shielding frame type, the network message is filtered.
Further, it is described to set up between the performance data information and secondary device failure-association relation model Mapping association includes:Define the logical expression of regular event association and the correlation rule of statistical condition;Set up baseline event pass The periodicity baseline and aperiodicity baseline of connection;And set up the combination that associates with multiple affair of single rule of single incident association Rule.
Further, the real-time characteristic data and the mapping association according to secondary device determine the failure of secondary device Event information, and analysis obtains after event of failure reason, also including, stores the event of failure information and the event of failure Reason.
A kind of another aspect according to embodiments of the present invention, there is provided examination device of substation secondary device failure, uses In the investigation method for performing the substation secondary device failure that embodiment of the present invention first aspect is provided, described device includes, special Property data acquisition unit and control process device, control process device described in the performance data harvester is connected;The control process Device includes data capture unit, modeling unit and failure determining unit;
The performance data harvester is used to gathering the state information of secondary device, analog quantity information, event information, fixed Value information, fault recorder data and network message;
The data capture unit is used for, and obtains the equipment features and characteristics data message of secondary device;The characteristic quantity It is believed that breath includes state information, analog quantity information, event information, point information, fault recorder data and network message;
The modeling unit is used for, and according to the equipment feature, sets up secondary device fault model;It was found that and drawing described The network topology of secondary device;Secondary device association relation model is set up according to the network topology;According to the secondary device Fault model and the secondary device association relation model, set up the two of association secondary device failure and secondary device incidence relation Secondary device failure-association relation model;Set up the performance data information and secondary device failure-association relation model it Between mapping association;
The failure determining unit is used for, and is determined according to the real-time characteristic data and the mapping association of secondary device secondary The event of failure information of equipment, and analysis obtains event of failure reason.
Preferably, the control process device also includes information filtering unit, and described information filter element is used to obtain default Information filtering strategy, the redundant data information in the performance data information is filtered;Meanwhile, according to default shielding Frame type, filters to the network message.
Preferably, the data processor also includes correlation rule edit cell, and the correlation rule edit cell is used for According to the mapping association, the logical expression of regular event association and the correlation rule of statistical condition are defined;Set up baseline thing The periodicity baseline and aperiodicity baseline of part association;And set up the single rule of single incident association and associate with multiple affair Rule of combination.
Preferably, described device also includes memorizer, and the memorizer is used to store the event of failure information and described Event of failure reason.
From above technical scheme, a kind of investigation method of substation secondary device failure is embodiments provided And device, control process device according to performance data harvester by collecting by secondary device state information, analog quantity The performance data information of information, event information, point information, fault recorder data and network message composition, and secondary device Between intrinsic equipment feature and its network topology, secondary device fault model, secondary device association relation model are set up respectively with And secondary device failure-association relation model, further according to the performance data information, set up the performance data information with The mapping association of the secondary device failure-association relation model, finally, according to the real-time characteristic in secondary device running Data message and the mapping association, determine the event of failure information of secondary device, and analysis obtains event of failure reason.This The investigation method and device of the substation secondary device failure that bright embodiment is provided is by the real-time characteristic data to secondary device Processed, with reference to the mapping association of the secondary device failure-association relation model, can rapidly be found out substation secondary The failure of equipment, the reason for shortening the secondary device malfunction elimination time, and can automatically analyze failure and occur, determines failure occurring source Point, improves the efficiency of substation secondary device troubleshooting.
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 institute in embodiment The accompanying drawing that needs are used is briefly described, it should be apparent that, drawings in the following description are only some enforcements of the present invention Example, for those of ordinary skill in the art, on the premise of not paying creative work, can be being obtained according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is the investigation method flow diagram according to a substation secondary device failure for being preferable to carry out exemplifying;
Fig. 2 is the examination device structural representation according to a substation secondary device failure for being preferable to carry out exemplifying.
Wherein, 1- performance datas harvester;2- memorizeies;3- control process devices;4- display;31- data capture units; 32- modeling units;33- failure determining units;34- information filtering units;35- correlation rule edit cells.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Whole description, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1 shows the investigation method flow diagram of the substation secondary device failure that the present embodiment is provided, as shown in Figure 1, Methods described includes:
Step S1, the equipment features and characteristics data message for obtaining secondary device;The performance data information includes state Amount information, analog quantity information, event information, point information, fault recorder data and network message;
For protection device, measure and control device and general auxiliary device, the equipment feature include numbering, producer, model, Version, locking, alarm, com-state and network interface state;For telemechanical apparatus, the equipment feature includes numbering, producer, type Number, version, state on duty, channel statuses and to lower communications status;For monitoring backstage, the equipment feature includes numbering, factory Family, model, version, state on duty, com-state and network interface state;For switch, the equipment feature includes numbering, factory Family, model, version, locking, alarm and network interface state;For communication processor, the equipment feature includes numbering, producer, type Number, version, locking, com-state, network interface state and to upper communications status.
The state information includes secondary device warning signal, input and output status signal and soft pressing plate state letter Number;The analog quantity information includes voltage, electric current, power and the frequency that secondary device is measured;The event information includes secondary Equipment self-inspection information, secondary device operating condition, protection signal and soft pressing plate throw bounce breath;The point information includes The definite value area code and definite value of secondary device currently operation, and standby multigroup definite value of protection;The fault recorder data includes event The recorded wave file of barrier oscillograph, the dispersion recorded wave file of the Microcomputer Protection with record wave energy and Microcomputer Protection sampled value record.
It should be noted that obtaining after the network message, also include parsing the network message.
Step S2, according to the equipment feature, set up secondary device fault model;
The secondary device fault model adopts xml (Extensible Markup Language, extensible markup language Speech) file is described
Step S3, the network topology for finding and drawing the secondary device;
Step S4, secondary device association relation model is set up according to the network topology;
Step S5, according to the secondary device fault model and the secondary device association relation model, set up association two Secondary device failure-the association relation model of secondary device failure and secondary device incidence relation;
Step S6, the mapping set up between the performance data information and secondary device failure-association relation model Association, according to the real-time characteristic data and the mapping association of secondary device the event of failure information of secondary device is determined, and is divided Analysis obtains event of failure reason.
For example, protection device abnormal information has:AD exceptions, abnormity of power supply, definite value self-inspection exception, EEPROM (Electrically Erasable Programmable Read-Only Memory, read only memory) is abnormal, RAM (random access memory, random access memory) is abnormal, outlet junctions are abnormal, open into verification is abnormal, internal communication exception Difference stream Threshold Crossing Alert, TA broken string alarms, TV broken string alarms.
Wherein affecting the exception of defencive function has AD exceptions, abnormity of power supply, abnormal definite value self-inspection, EEPROM exceptions and RAM It is abnormal;Outlet junctions can cause extremely cannot normal TRIP, and hold and into verification on off state can be affected to gather extremely, TA broken strings Alarm and TV broken string alarms then reflect ac circuit state, also affect defencive function.
For secondary device in transformer station, there is certain logical communication link, for example, line protective devices, bus differential protection dress Put and circuit measure and control device is while gather the line voltage distribution and electric current, when TV broken string alarms occur, it is possible to electricity Pressure transformer is abnormal, secondary PT air switch tripping operation or device acquisition abnormity, and the fault-signal according to different device collection and patrols The relation of collecting, it can be inferred that the trouble point of TV broken strings and failure cause.
Further, before equipment feature, the performance data information for obtaining secondary device, also include, gather secondary setting Standby state information, analog quantity information, event information, point information, fault recorder data and network message.
The network message includes SV messages, GOOSE message, MMS messages and SNMP messages.Gather the network message Afterwards, methods described also includes parsing the network message, obtain the state information of secondary device, analog quantity information with And event information.
Further, the equipment features and characteristics data message for obtaining secondary device;The performance data information includes Before state information, analog quantity information, event information, point information, fault recorder data and network message, also include:
Default information filtering strategy and shielding frame type are obtained, according to described information filtering policy to the performance data Redundant data information in information is filtered;
Meanwhile, according to default shielding frame type, the network message is filtered.
Further, it is described to set up between the performance data information and secondary device failure-association relation model Mapping association includes:Define the logical expression of regular event association and the correlation rule of statistical condition;Set up baseline event pass The periodicity baseline and aperiodicity baseline of connection;And set up the combination that associates with multiple affair of single rule of single incident association Rule.
The regular event association, including, the correlation rule of definition logic-based expression formula and statistical condition, all daily records Field all may participate in association.The logical expression of rule supports to be equal to, be not equal to, more than, less than, be not more than, not less than, position In ... between, belong to, comprising and operator and the keyword such as FollowBy.Rule supports statistical counting function, it is possible to refer to The event attribute of fixation and variation when being scheduled on statistics, can associate out the event for reaching certain statistical rules;
The baseline event association, refers to, for secondary device performance data information, sets up periodicity baseline and aperiodic Property baseline, analyze on year-on-year basis with by way of chain rate analysis judging actual flow characteristic information (referred to as characteristic index) and base Difference degree between line/predictive value, and then judge to cause the attack or unlawful practice of secondary device exception.Wherein, adopt Baseline with self study and reflexive infeed mechanism generation/correction algorithm;
Associated by single event, rule match can be carried out to the flow of event for meeting single rule;
Associated by multiple affair, complicated event rule can be carried out to the flow of event for meeting multiple rules (referred to as rule of combination) Then match.
Further, the real-time characteristic data and the mapping association according to secondary device determine the failure of secondary device Event information, and analysis obtains after event of failure reason, also including, stores the event of failure information and the event of failure Reason, event of failure information described in array and event of failure reason composition historical data information storehouse.
By studying array event of failure reason and event of failure reason included in historical data information storehouse And classification, the failure that secondary device occurs can be analyzed and Judgement of failure, or the failure to occurring Anticipation is carried out, so as to it is further proposed that the measure such as adjustment, maintenance, improvement of secondary device Fault Control or elimination accordingly.
Further, substation secondary device provided in an embodiment of the present invention investigates method, in step S2, S4, S5, S6 Afterwards, respectively by the secondary device fault model set up, the secondary device association relation model, the secondary device Failure-association relation model and the mapping association are directed into model management storehouse;The model management storehouse is previously stored with two Secondary device model, secondary device information model.
In addition, the model management storehouse supports that addition, deletion, modification and the model of all kinds of secondary device models describe file Importing, derive;Model exchanges the form using regulation.
The structure of the examination device of the substation secondary device failure that the present embodiment is provided as shown in Figure 2, described device For performing the investigation method of the substation secondary device failure shown in embodiment of the present invention Fig. 1, described device includes, characteristic quantity According to harvester 1 and control process device 3, control process device 3 described in the performance data harvester 1 is connected;The control process Device 3 includes data capture unit 31, modeling unit 32 and failure determining unit 33;
The performance data harvester 1 be used to gathering the state information of secondary device, analog quantity information, event information, Point information, fault recorder data and network message;
The data capture unit 31 is used for, and obtains the equipment features and characteristics data message of secondary device;The characteristic Data message includes state information, analog quantity information, event information, point information, fault recorder data and network message;
The modeling unit 32 is used for, and according to the equipment feature, sets up secondary device fault model;It was found that and drawing institute State the network topology of secondary device;Secondary device association relation model is set up according to the network topology;Secondary set according to described Standby fault model and the secondary device association relation model, foundation association secondary device failure and secondary device incidence relation Secondary device failure-association relation model;Set up the performance data information and secondary device failure-association relation model Between mapping association;
The failure determining unit 33 is used for, and according to the real-time characteristic data and the mapping association of secondary device two are determined The event of failure information of secondary device, and analysis obtains event of failure reason.
Preferably, the control process device 3 also includes information filtering unit 34, and described information filter element 34 is used to obtain Default information filtering strategy, filters to the redundant data information in the performance data information;Meanwhile, according to default Shielding frame type, filters to the network message.
Preferably, the data processor 3 also includes correlation rule edit cell 35, the correlation rule edit cell 35 For according to the mapping association, defining the logical expression of regular event association and the correlation rule of statistical condition;Set up base The periodicity baseline and aperiodicity baseline of line event correlation;And set up single incident association single rule and multiple affair close The rule of combination of connection.
Preferably, described device also includes memorizer 2, and the memorizer 2 is used to store the event of failure information and institute State event of failure reason.
Separately, the memorizer 2 is used for event of failure information and the event of the secondary device for obtaining secondary device accident analysis Barrier business reasons are preserved in a variety of formats, the event of failure information and event of failure reason history of forming data message Storehouse, by the way that array event of failure reason and event of failure reason included in historical data information storehouse are studied and divided Level, can be analyzed and Judgement of failure to the failure that secondary device occurs, or the failure to occurring is carried out Anticipation, so as to it is further proposed that the measure such as adjustment, maintenance, improvement of secondary device Fault Control or elimination accordingly;
The memorizer 2 includes Data Input Interface, for operations staff's input model parameter and importing historical data.
Preferably, described device also includes display 4, for according to fault type, by event of failure information and failure thing Part reason shows in forms such as text, form or figures, the reason for display content occurs comprising failure, the time, occur therefore The equipment of barrier or position.
From above technical scheme, a kind of investigation method of substation secondary device failure is embodiments provided And device, control process device 3 according to performance data harvester 1 by collecting by secondary device state information, simulation The performance data information of amount information, event information, point information, fault recorder data and network message composition, and secondary set Intrinsic equipment feature and its network topology, set up respectively secondary device fault model, secondary device association relation model between standby And secondary device failure-association relation model, further according to the performance data information, set up the performance data information With the mapping association of the secondary device failure-association relation model, finally, the real-time spy in secondary device running Property the data message and mapping association, determine the event of failure information of secondary device, and analysis obtains event of failure reason.This The investigation method and device of the substation secondary device failure that inventive embodiments are provided is by the real-time characteristic number to secondary device According to being processed, with reference to the mapping association of the secondary device failure-association relation model, transformer station two can be rapidly found out The failure of secondary device, the reason for shortening the secondary device malfunction elimination time, and can automatically analyze failure and occur, determines that failure occurs Source point, improves the efficiency of substation secondary device troubleshooting.
Those skilled in the art will readily occur to its of the present invention after considering description and putting into practice invention disclosed herein Its embodiment.The application is intended to any modification of the present invention, purposes or adaptations, these modifications, purposes or Person's adaptations follow the general principle of the present invention and including the undocumented common knowledge in the art of the present invention Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following Claim is pointed out.
It should be appreciated that the precision architecture for being described above and being shown in the drawings is the invention is not limited in, and And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim.

Claims (8)

1. a kind of investigation method of substation secondary device failure, it is characterised in that methods described includes:
Obtain the equipment features and characteristics data message of secondary device;The performance data information includes state information, simulation Amount information, event information, point information, fault recorder data and network message;
According to the equipment feature, secondary device fault model is set up;
It was found that and drawing the network topology of the secondary device;
Secondary device association relation model is set up according to the network topology;
According to the secondary device fault model and the secondary device association relation model, set up association secondary device failure and Secondary device failure-the association relation model of secondary device incidence relation;
The mapping association set up between the performance data information and secondary device failure-association relation model, according to two The real-time characteristic data and the mapping association of secondary device determine the event of failure information of secondary device, and analysis obtains failure thing Part reason.
2. the investigation method of substation secondary device failure according to claim 1, it is characterised in that the acquisition is secondary The equipment features and characteristics data message of equipment;The performance data information includes state information, analog quantity information, event letter Before breath, point information, fault recorder data and network message, also include:
Obtain default information filtering strategy and shielding frame type;
The redundant data information in the performance data information is filtered according to described information filtering policy;
Meanwhile, according to the shielding frame type, the network message is filtered.
3. the investigation method of substation secondary device failure according to claim 1, it is characterised in that described in the foundation Mapping association between performance data information and secondary device failure-association relation model includes:Define regular event to close The logical expression of connection and the correlation rule of statistical condition;Set up the periodicity baseline and aperiodicity base of baseline event association Line;And set up the rule of combination that associates with multiple affair of single rule of single incident association.
4. the investigation method of substation secondary device failure according to claim 1, it is characterised in that described according to secondary The real-time characteristic data and the mapping association of equipment determine the event of failure information of secondary device, and analysis obtains event of failure After reason, also include, store the event of failure information and the event of failure reason.
5. a kind of examination device of substation secondary device failure, for perform claim the transformer station described in any one of 1-4 is required The investigation method of secondary device failure, it is characterised in that described device includes, performance data harvester and control process device, institute State control process device described in performance data harvester to be connected;The control process device includes data capture unit, modeling unit And failure determining unit;
The performance data harvester is used to gather the state information of secondary device, analog quantity information, event information, definite value letter Breath, fault recorder data and network message;
The data capture unit is used for, and obtains the equipment features and characteristics data message of secondary device;The characteristic quantity it is believed that Breath includes state information, analog quantity information, event information, point information, fault recorder data and network message;
The modeling unit is used for, and according to the equipment feature, sets up secondary device fault model;
It was found that and drawing the network topology of the secondary device;
Secondary device association relation model is set up according to the network topology;
According to the secondary device fault model and the secondary device association relation model, set up association secondary device failure and Secondary device failure-the association relation model of secondary device incidence relation;
The mapping association set up between the performance data information and secondary device failure-association relation model;
The failure determining unit is used for, and according to the real-time characteristic data and the mapping association of secondary device secondary device is determined Event of failure information, and analysis obtain event of failure reason.
6. the examination device of substation secondary device according to claim 5, it is characterised in that the control process device is also Including information filtering unit, described information filter element be used for obtain default information filtering strategy, to the characteristic quantity it is believed that Redundant data information in breath is filtered;Meanwhile, according to default shielding frame type, the network message is filtered.
7. the examination device of substation secondary device according to claim 5, it is characterised in that the data processor is also Including correlation rule edit cell, the correlation rule edit cell is used for according to the mapping association, defines regular event and closes The logical expression of connection and the correlation rule of statistical condition;Set up the periodicity baseline and aperiodicity base of baseline event association Line;And set up the rule of combination that associates with multiple affair of single rule of single incident association.
8. the examination device of substation secondary device according to claim 5, it is characterised in that described device also includes depositing Reservoir, the memorizer is used to store the event of failure information and the event of failure reason.
CN201611149572.1A 2016-12-13 2016-12-13 Checking method and checking device for secondary equipment failure of transformer substations Pending CN106685704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611149572.1A CN106685704A (en) 2016-12-13 2016-12-13 Checking method and checking device for secondary equipment failure of transformer substations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611149572.1A CN106685704A (en) 2016-12-13 2016-12-13 Checking method and checking device for secondary equipment failure of transformer substations

Publications (1)

Publication Number Publication Date
CN106685704A true CN106685704A (en) 2017-05-17

Family

ID=58868353

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611149572.1A Pending CN106685704A (en) 2016-12-13 2016-12-13 Checking method and checking device for secondary equipment failure of transformer substations

Country Status (1)

Country Link
CN (1) CN106685704A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106970347A (en) * 2017-05-31 2017-07-21 国网上海市电力公司 A kind of method of utilization bus unbalance factor investigation transformer station kilowatt-hour meter secondary circuit failure
CN107644304A (en) * 2017-11-06 2018-01-30 国网辽宁省电力有限公司大连供电公司 A kind of intelligent substation secondary network equipment data holographic analysis shows method
CN109428741A (en) * 2017-08-22 2019-03-05 中兴通讯股份有限公司 A kind of detection method and device of network failure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102496910A (en) * 2011-12-02 2012-06-13 广州捷能电力科技有限公司 Fault analyzing method of multi-device internet
CN102967780A (en) * 2012-11-21 2013-03-13 国电南瑞科技股份有限公司 Modeling method for substation intelligent alarm
CN104092585A (en) * 2014-07-17 2014-10-08 国家电网公司 Smart substation process level secondary circuit fault diagnosis method
CN104979908A (en) * 2015-06-25 2015-10-14 云南电网有限责任公司电力科学研究院 Substation network online failure analysis method
CN105573283A (en) * 2016-02-16 2016-05-11 国网四川省电力公司电力科学研究院 Transformer station equipment function association database establishing method and event association information group filtering method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102496910A (en) * 2011-12-02 2012-06-13 广州捷能电力科技有限公司 Fault analyzing method of multi-device internet
CN102967780A (en) * 2012-11-21 2013-03-13 国电南瑞科技股份有限公司 Modeling method for substation intelligent alarm
CN104092585A (en) * 2014-07-17 2014-10-08 国家电网公司 Smart substation process level secondary circuit fault diagnosis method
CN104979908A (en) * 2015-06-25 2015-10-14 云南电网有限责任公司电力科学研究院 Substation network online failure analysis method
CN105573283A (en) * 2016-02-16 2016-05-11 国网四川省电力公司电力科学研究院 Transformer station equipment function association database establishing method and event association information group filtering method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
潘铮等: "智能变电站二次系统在线监测系统的设计", 《中国农村水利水电》 *
蔡骥然等: "智能变电站二次设备状态监测研究综述", 《电力系统保护与控制》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106970347A (en) * 2017-05-31 2017-07-21 国网上海市电力公司 A kind of method of utilization bus unbalance factor investigation transformer station kilowatt-hour meter secondary circuit failure
CN109428741A (en) * 2017-08-22 2019-03-05 中兴通讯股份有限公司 A kind of detection method and device of network failure
CN107644304A (en) * 2017-11-06 2018-01-30 国网辽宁省电力有限公司大连供电公司 A kind of intelligent substation secondary network equipment data holographic analysis shows method

Similar Documents

Publication Publication Date Title
CN103296757B (en) Multi-parameter identification based secondary system fault diagnosing method for intelligent substation
CN106685704A (en) Checking method and checking device for secondary equipment failure of transformer substations
CN106655522A (en) Master station system suitable for operation and maintenance management of secondary equipment of power grid
CN105790441B (en) A kind of intelligent substation relay protection cruising inspection system
CN103545922B (en) Based on the intelligent alarm inference method of many scene analysis
CN102005736B (en) On-line monitoring method of state of relay protection equipment
CN108847968B (en) Monitoring accident and abnormal event identification and multidimensional analysis method
CN102866313A (en) Power tunnel cable running state comprehensive monitoring method
CN106972626A (en) The running status inspection method of power equipment, apparatus and system
CN108051709A (en) Transformer state online evaluation analysis method based on artificial intelligence technology
CN104063761A (en) SCADA data development system based on smart grid
CN102709905B (en) Power supply reliability automatic calculation and analysis device and method for low-voltage distribution network
CN109765883B (en) Power distribution automation terminal operation state evaluation and fault diagnosis method
CN107180314A (en) A kind of O&M business model modeling method based on an electrical secondary system incidence relation
CN109001596B (en) Power grid fault diagnosis and power transmission line parameter identification system
CN105242128A (en) Online lightning arrester monitoring system base on fuzzy neural network
CN108288875A (en) A kind of relay protection intelligent alarm method and system opened based on multi-source data with check analysis
CN107679697A (en) Electric power optical transmission device state-detection evaluation method
CN106199251A (en) A kind of distribution network failure early warning system analyzed based on adaptive modeling and method
CN106451791A (en) Method and system for detecting power supply and outage information
CN103268353A (en) Power grid alarming automatic response system and power grid alarming automatic response method
CN109347202B (en) Typical operation identification and multidimensional analysis method for monitoring equipment
CN109359950A (en) A kind of method of power system monitor information overall process control
CN107844383B (en) Fault analysis method based on station control layer information and wave recording file fusion model
CN202870192U (en) Lightning-arrester on-line monitoring device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170517