CN107798395A - A kind of power grid accident signal automatic diagnosis method and system - Google Patents

A kind of power grid accident signal automatic diagnosis method and system Download PDF

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Publication number
CN107798395A
CN107798395A CN201710967142.9A CN201710967142A CN107798395A CN 107798395 A CN107798395 A CN 107798395A CN 201710967142 A CN201710967142 A CN 201710967142A CN 107798395 A CN107798395 A CN 107798395A
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China
Prior art keywords
accident
class
soe
power grid
signal
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CN201710967142.9A
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Inventor
李伟
周俊宇
刘嘉逊
骆国铭
陈晓彤
钟童科
杨英勃
何引生
亓玉国
陈华林
罗广锋
莫祖森
吉宏锋
钟展文
区智叶
温纪营
江学峰
黄文安
黄雄浩
郝玉锋
苏炳洪
潘志涛
谌随
许喆
叶健雄
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Foshan Power Supply Bureau of Guangdong Power Grid Corp
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Foshan Power Supply Bureau of Guangdong Power Grid Corp
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Priority to CN201710967142.9A priority Critical patent/CN107798395A/en
Publication of CN107798395A publication Critical patent/CN107798395A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06QDATA 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
    • G06Q10/00Administration; Management
    • G06Q10/06Resources, workflows, human or project management, e.g. organising, planning, scheduling or allocating time, human or machine resources; Enterprise planning; Organisational models
    • G06Q10/063Operations research or analysis
    • G06Q10/0631Resource planning, allocation or scheduling for a business operation
    • G06Q10/06312Adjustment or analysis of established resource schedule, e.g. resource or task levelling, or dynamic rescheduling
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06QDATA 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
    • G06Q10/00Administration; Management
    • G06Q10/20Product repair or maintenance administration
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06QDATA 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
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06Electricity, gas or water supply

Abstract

The present invention relates to power system dispatching of power netwoks running technology field, it is related to a kind of power grid accident signal automatic diagnosis method and system.Comprise the following steps:S1.SOE real time information samplings, gather SOE message informations in real time from EMS system;S2. fault type experts database is established;S3. accident diagnosis is carried out, the every group of SOE message information filtered out is matched with the Signal Matching rule in fault type experts database;S4. Real-time Load and loss number of users are acquired, by the data correlation with marketing system, obtain causality loss number of users, responsible consumer data message;S5. accident event grade judgement is carried out;S6. accident release quickly is carried out to accident diagnosis result, for accident diagnosis result, automatically generates power grid accident short message.The present invention, which carries, realizes warning information quick diagnosis and issue, improves the treatment effeciency of event of failure, effectively improves electric network failure diagnosis and fault message efficiency for issuing, mitigates dispatcher's operating pressure.

Description

A kind of power grid accident signal automatic diagnosis method and system
Technical field
The present invention relates to power system dispatching of power netwoks running technology field, more particularly, to a kind of power grid accident signal Automatic diagnosis method and system.
Background technology
EMS system(EMS)On SOE signals(That is sequence of events recording)It is real-time primarily with regard to power network The sequence of events journal of remote signalling, remote measurement or protection act.Electric network composition is increasingly sophisticated, when accident occurs for power network, especially In the case that it is multiple accident, dispatcher will carry out Analysis and Screening to ten hundreds of accident alarm signals, quickly judge Faulty equipment, analyzing influence scope simultaneously draft roadmap.In addition, to formulate optimal accident treatment strategy, dispatcher needs to the greatest extent The early responsible consumer information for understanding loss, the grade of accident event and its evolution situation over time, on the other hand, scheduling Also need to quick and precisely issue accident information, so that relevant departments understand accident conditions, carry out accident emergency work in time.
Prior art realizes the analysis to power grid accident signal, determines electric network fault property.However, dispatcher still needs Enquiry of historical data is wanted, understands the responsible consumer information of loss, the grade of accident event and its evolution over time as early as possible Situation, draft optimal telegram in reply scheme;On the other hand, scheduling also needs to collect correlation circumstance, quick and precisely issues accident information, So that relevant departments of office understand accident conditions, carry out accident emergency work in time.Above-mentioned work such as only relies on EMS warning information point The Traditional Man means such as analysis and related data inquiry, often attend to one thing and lose sight of another in ageing and accuracy, or even mutually dry Disturb, it has also become influence the conspicuous contradiction of accident treatment accuracy and rapidity.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of power grid accident signal automatic diagnosis method and System, electric network failure diagnosis and fault message efficiency for issuing are effectively improved, mitigate dispatcher's operating pressure.
To solve the above problems, technical scheme provided by the invention is:A kind of power grid accident signal automatic diagnosis method, its In, comprise the following steps:
S1. SOE real time information samplings, the collection SOE message informations, and being grouped in real time from EMS system;
S2. fault type experts database is established, the accident pattern of different electrical equipment protection acts is divided, for each Kind accident pattern, establish Signal Matching rule;
S3. accident diagnosis is carried out, the Signal Matching in the every group of SOE message information filtered out and fault type experts database is advised Then matched, if the match is successful, then excluded for default special circumstances;
S4. Real-time Load and loss number of users are acquired, gather EMS system distribution network line telemetering of current number in real time According to, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, causality loss is obtained in real time and is used Amount, responsible consumer data message;
S5. accident event grade judgement is carried out, accident is classified according to different classes of, to different classes of accident event Carry out grade judgement;Enter from six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions Row accident event grade composite rating and dynamical evolution;
S6. accident release quickly is carried out to accident diagnosis result, accident short message intelligent create-rule is established, for accident diagnosis As a result, according to the message template pre-established, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and Quickly it is sent to director.
In the present invention, the special circumstances described in S3 steps are excluded, including:1. detect that what signal was related to sets During for debugging, the listed information such as control, maintenance of standing be present, exclude;2. for bus equipment, collection at least two-phase voltage is also needed, such as Fruit is more than 3kV, then excludes.
Further, described SOE message informations include voltage, the information on load of equipment, and equipment protecting equipment State warning information.Voltage, information on load and switch, disconnecting link, protection including equipment such as transformer station, circuit, transformer, buses Deng the state warning information of device.
Further, SOE message informations are grouped into the SOE message informations collected in described S1 steps In, take empirical value 16 seconds as the division for the period carrying out one group of signal, if the signal that same equipment is sent appear in it is adjacent In two groups, then using first SOE message time of the equipment as starting point, whole signals of the equipment in 16 seconds are divided into one New group is analyzed.
Further, Signal Matching rule goes out occurrence including keyword, operation relation, SOE messages in described S2 steps Number and logical relation.
Further, accident pattern includes circuit class, bus class, decompression class, capacitance kind, reactance class in described S2 steps And main transformer class.
Further, grade judgement is carried out to different classes of accident event in described S5 steps, wherein described line Road class, bus class, capacitance kind, reactance class and main transformer class accident event judge accident event etc. according to the unplanned outage time Level;Described voltage class judges accident event grade according to as described below:
Accident event grade is judged by decompression website situation;
By 10KV decompression bus quantitative determination accident event grades;
Whole city's load proportion is accounted for by loss load and judges accident event grade;
Whole city's user's ratio is accounted for by customer interrupted and judges accident event grade;
Event class is judged by power failure city number of users;
Accident event grade is judged by customer interrupted number;
Accident event grade is judged by loss load number;
Judge accident event grade by losing city load number.
Further, according to highest incident classification in the decompression class incident classification judged as decompression class accident event etc. Level result of determination.
The present invention also provides a kind of power grid accident signal auto-check system, wherein, including:
SOE real time information sampling modules, for being alerted by gathering in real time with depth analysis EMS system SOE information, crucial remote measurement Signal message, it is derived from SOE signal messages;
Fault type expert database module, for dividing the accident pattern of different electrical equipment protection acts, for each accident Type, establish Signal Matching rule;
Accident diagnosis module, it is connected respectively with SOE real time information samplings module, fault type expert database module, by what is filtered out SOE signal messages are matched with the Signal Matching rule in fault type experts database, if the match is successful, for default special Situation is excluded;
Real-time Load number of users acquisition module, is connected with accident diagnosis module, for gathering EMS system distribution network line electricity in real time Telemetry is flowed, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, thing is obtained in real time Therefore loss number of users, responsible consumer data message;
Accident event grade discrimination module, be connected respectively with Real-time Load number of users acquisition module, accident diagnosis module, for from Six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions carry out accident event grade Composite rating and dynamical evolution;
Accident release quickly module, it is connected with accident event grade discrimination module, for for accident diagnosis result, according to advance The message template of formulation, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and be quickly sent to responsible People.
In the present invention, the special circumstances described in accident diagnosis module are excluded, including:1. detect that signal relates to And equipment exist debugging, the listed information such as control, maintenance of stand when, exclusion;2. for bus equipment, collection at least two-phase electricity is also needed Pressure, if greater than 3kV, is then excluded.
Further, described Signal Matching rule includes keyword, operation relation, SOE messages occurrence number and patrolled The relation of collecting.
Further, described accident pattern includes circuit class, bus class, decompression class, capacitance kind, reactance class and main transformer Class.
Compared with prior art, beneficial effect is:A kind of power grid accident signal automatic diagnosis method provided by the invention and System, realize warning information quick diagnosis and issue, improve the treatment effeciency of event of failure, make the processing of scheduling warning information by " manual analysis type " rises to " smart ", effectively improves electric network failure diagnosis and fault message efficiency for issuing, mitigates and adjusts Spend person works' pressure;Accident treatment intellectual analysis decision process covers the overall process of information processing from low to high, realizes to reality Operation of power networks state in border carries out fault diagnosis and information issue;By way of man-machine information interaction, make dispatcher in face of multiple During miscellaneous failure, the source of trouble can be more rapidly positioned, decision support is provided for dispatcher from information gathering, analysis, processing etc..
Brief description of the drawings
Fig. 1 is the inventive method flow chart.
Fig. 2 is overall structure diagram of the present invention.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent;It is attached in order to more preferably illustrate the present embodiment Scheme some parts and have omission;To those skilled in the art, some known features and its explanation may be omitted in accompanying drawing It will be understood by.Being given for example only property of position relationship explanation described in accompanying drawing, it is impossible to be interpreted as the limitation to this patent.
As shown in figure 1, a kind of power grid accident signal automatic diagnosis method, wherein, comprise the following steps:
S1. SOE real time information samplings, the collection SOE message informations, and being grouped in real time from EMS system;
S2. fault type experts database is established, the accident pattern of different electrical equipment protection acts is divided, for each Kind accident pattern, establish Signal Matching rule;
S3. accident diagnosis is carried out, the Signal Matching in the every group of SOE message information filtered out and fault type experts database is advised Then matched, if the match is successful, then excluded for default special circumstances;
S4. Real-time Load and loss number of users are acquired, gather EMS system distribution network line telemetering of current number in real time According to, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, causality loss is obtained in real time and is used Amount, responsible consumer data message;
S5. accident event grade judgement is carried out, accident is classified according to different classes of, to different classes of accident event Carry out grade judgement;Enter from six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions Row accident event grade composite rating and dynamical evolution;
S6. accident release quickly is carried out to accident diagnosis result, accident short message intelligent create-rule is established, for accident diagnosis As a result, according to the message template pre-established, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and Quickly it is sent to director.
In the present invention, the special circumstances described in S3 steps are excluded, including:1. detect that what signal was related to sets During for debugging, the listed information such as control, maintenance of standing be present, exclude;2. for bus equipment, collection at least two-phase voltage is also needed, such as Fruit is more than 3kV, then excludes.
In certain embodiments, SOE message informations include voltage, the information on load of equipment, and equipment protecting equipment State warning information.Voltage, information on load and switch, disconnecting link, protection including equipment such as transformer station, circuit, transformer, buses Deng the state warning information of device.
In certain embodiments, SOE message informations are grouped into the SOE message informations collected in S1 steps In, take empirical value 16 seconds as the division for the period carrying out one group of signal, if the signal that same equipment is sent appear in it is adjacent In two groups, then using first SOE message time of the equipment as starting point, whole signals of the equipment in 16 seconds are divided into one New group is analyzed.
In certain embodiments, Signal Matching rule goes out occurrence including keyword, operation relation, SOE messages in S2 steps Number and logical relation.
In certain embodiments, accident pattern includes circuit class, bus class, decompression class, capacitance kind, reactance in S2 steps Class and main transformer class.
In certain embodiments, grade judgement is carried out to different classes of accident event in S5 steps, wherein described line Road class, bus class, capacitance kind, reactance class and main transformer class accident event judge accident event etc. according to the unplanned outage time Level;Described voltage class judges accident event grade according to as described below:
Accident event grade is judged by decompression website situation;
By 10KV decompression bus quantitative determination accident event grades;
Whole city's load proportion is accounted for by loss load and judges accident event grade;
Whole city's user's ratio is accounted for by customer interrupted and judges accident event grade;
Event class is judged by power failure city number of users;
Accident event grade is judged by customer interrupted number;
Accident event grade is judged by loss load number;
Judge accident event grade by losing city load number.
Further, according to highest incident classification in the decompression class incident classification judged as decompression class accident event etc. Level result of determination.
As shown in Fig. 2 the present invention also provides a kind of power grid accident signal auto-check system, wherein, including:
SOE real time information sampling modules, for being alerted by gathering in real time with depth analysis EMS system SOE information, crucial remote measurement Signal message, it is derived from SOE signal messages;
Fault type expert database module, for dividing the accident pattern of different electrical equipment protection acts, for each accident Type, establish Signal Matching rule;
Accident diagnosis module, it is connected respectively with SOE real time information samplings module, fault type expert database module, by what is filtered out SOE signal messages are matched with the Signal Matching rule in fault type experts database, if the match is successful, for default special Situation is excluded;
Real-time Load number of users acquisition module, is connected with accident diagnosis module, for gathering EMS system distribution network line electricity in real time Telemetry is flowed, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, thing is obtained in real time Therefore loss number of users, responsible consumer data message;
Accident event grade discrimination module, be connected respectively with Real-time Load number of users acquisition module, accident diagnosis module, for from Six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions carry out accident event grade Composite rating and dynamical evolution;
Accident release quickly module, it is connected with accident event grade discrimination module, for for accident diagnosis result, according to advance The message template of formulation, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and be quickly sent to responsible People.
In the present invention, the special circumstances described in accident diagnosis module are excluded, including:1. detect that signal relates to And equipment exist debugging, the listed information such as control, maintenance of stand when, exclusion;2. for bus equipment, collection at least two-phase electricity is also needed Pressure, if greater than 3kV, is then excluded.
Specifically, Signal Matching rule includes keyword, operation relation, SOE messages occurrence number and logical relation.
Wherein, accident pattern includes circuit class, bus class, decompression class, capacitance kind, reactance class and main transformer class.
In the present invention, the multi information system data interconnection such as EMS system, marketing system, short message sending platform is realized, Various information needed for the disposal of Overall Acquisition power grid accident, it is accurate in real time to grasp fault message issue situation, by all kinds of accidents The analysis of typical SOE information sequences, establish and cover 10kV to the circuit of 500kV voltage class, bus, main transformer, electric capacity, reactance etc. The representative accident SOE series models of various kinds of equipment, and can be accumulated according to true fault data and model is modified or manually determined Adopted model, realize the diagnosis to relay fail, the complex faults such as tripping operation of bypassing the immediate leadership.Pass through the electricity in comparative analysis history decompression information Pressure amplitude value mutation feature and temporal aspect, it is determined that the voltage magnitude and sequential critical pumping rate of bus loss of pressure, realize bus mistake The accurate collection of pressure;By the way that collecting device is listed and delisted temporal information, and contrast, realize listed with SOE signals time scale information Commissioning device signal filters.
In the present invention, devise a set of by gathering EMS system distribution line telemetering of current data, accumulation calculating in real time The method of decompression load, nearest 15 seconds sampling instant decompression buses or transformer station's load before accurate calculating accident, is effectively increased Lose the computational accuracy of load.
In the present invention, fault type experts database uses full open model Maintainability designing, and it is easy easily to edit maintaining method Learn, man-machine interface is friendly, and the background program design without complexity can be modified or increase newly to failure SOE series models, can Electric network fault type feature complicated and changeable is adapted to, and solves the defects of shake, omission that SOE information gatherings are likely to occur, with Failure accumulation improves constantly diagnosis accuracy.Accident event ranking is adjusted according to southern net accident advise completely, and data source is in EMS System and marketing system real time data, as a result accurately, it is a variety of to support that diagnostic result is directly inputted or accident information is manually entered etc. Means, full side is realized from dimensions such as loss load, decompression bus, decompression plant stand, loss user, city user, responsible consumers Comprehensive position grading, and accumulated time dimension is introduced, realize incident classification dynamical evolution.According to Analysis on Fault Diagnosis core letter Breath, unified short message generting machanism is established, key generation failure short message, thoroughly changes and established different message template in the past, according to not Same type accident information distinguishes the working method of human-edited, greatly improves information distributing efficiency.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention Protection domain within.

Claims (13)

1. a kind of power grid accident signal automatic diagnosis method, it is characterised in that comprise the following steps:
S1. SOE real time information samplings, the collection SOE message informations, and being grouped in real time from EMS system;
S2. fault type experts database is established, the accident pattern of different electrical equipment protection acts is divided, for each Kind accident pattern, establish Signal Matching rule;
S3. accident diagnosis is carried out, the Signal Matching in the every group of SOE message information filtered out and fault type experts database is advised Then matched, if the match is successful, then excluded for default special circumstances;
S4. Real-time Load and loss number of users are acquired, gather EMS system distribution network line telemetering of current number in real time According to, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, causality loss is obtained in real time and is used Amount, responsible consumer data message;
S5. accident event grade judgement is carried out, accident is classified according to different classes of, to different classes of accident event Carry out grade judgement;Enter from six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions Row accident event grade composite rating and dynamical evolution;
S6. accident release quickly is carried out to accident diagnosis result, accident short message intelligent create-rule is established, for accident diagnosis As a result, according to the message template pre-established, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and Quickly it is sent to director.
A kind of 2. power grid accident signal automatic diagnosis method according to claim 1, it is characterised in that described SOE reports Literary information includes voltage, the information on load of equipment, and the state warning information of equipment protecting equipment.
A kind of 3. power grid accident signal automatic diagnosis method according to claim 1, it is characterised in that described S1 steps In SOE message informations are grouped into the SOE message informations collected, be the period to carry out one group with empirical value 16 seconds The division of signal, if the signal that same equipment is sent is appeared in two adjacent groups, with first SOE message of the equipment Time is starting point, and whole signals of the equipment in 16 seconds are divided into a new group is analyzed.
A kind of 4. power grid accident signal automatic diagnosis method according to claim 1, it is characterised in that described S2 steps Middle Signal Matching rule includes keyword, operation relation, SOE messages occurrence number and logical relation.
A kind of 5. power grid accident signal automatic diagnosis method according to claim 4, it is characterised in that described S2 steps Middle accident pattern includes circuit class, bus class, decompression class, capacitance kind, reactance class and main transformer class.
A kind of 6. power grid accident signal automatic diagnosis method according to claim 5, it is characterised in that described S5 steps In grade judgement is carried out to different classes of accident event, wherein described circuit class, bus class, capacitance kind, reactance class and Main transformer class accident event judges accident event grade according to the unplanned outage time;Described voltage class is sentenced according to as described below Determine accident event grade:
Accident event grade is judged by decompression website situation;
By 10KV decompression bus quantitative determination accident event grades;
Whole city's load proportion is accounted for by loss load and judges accident event grade;
Whole city's user's ratio is accounted for by customer interrupted and judges accident event grade;
Event class is judged by power failure city number of users;
Accident event grade is judged by customer interrupted number;
Accident event grade is judged by loss load number;
Judge accident event grade by losing city load number.
7. a kind of power grid accident signal automatic diagnosis method according to claim 6, it is characterised in that according to what is judged Highest incident classification is as decompression class accident event grade result of determination in decompression class incident classification.
A kind of 8. power grid accident signal auto-check system, it is characterised in that including:
SOE real time information sampling modules, for being alerted by gathering in real time with depth analysis EMS system SOE information, crucial remote measurement Signal message, it is derived from SOE signal messages;
Fault type expert database module, for dividing the accident pattern of different electrical equipment protection acts, for each accident Type, establish Signal Matching rule;
Accident diagnosis module, it is connected respectively with SOE real time information samplings module, fault type expert database module, by what is filtered out SOE signal messages are matched with the Signal Matching rule in fault type experts database, if the match is successful, for default special Situation is excluded;
Real-time Load number of users acquisition module, is connected with accident diagnosis module, for gathering EMS system distribution network line electricity in real time Telemetry is flowed, it is accurate to calculate decompression bus or transformer station's load, by the data correlation with marketing system, thing is obtained in real time Therefore loss number of users, responsible consumer data message;
Accident event grade discrimination module, be connected respectively with Real-time Load number of users acquisition module, accident diagnosis module, for from Six load, user, decompression bus number, decompression number of users, responsible consumer and accumulated time dimensions carry out accident event grade Composite rating and dynamical evolution;
Accident release quickly module, it is connected with accident event grade discrimination module, for for accident diagnosis result, according to advance The message template of formulation, power grid accident impact analysis result is loaded, automatically generates power grid accident short message, and be quickly sent to responsible People.
A kind of 9. power grid accident signal auto-check system according to claim 8, it is characterised in that described signal Include keyword, operation relation, SOE messages occurrence number and logical relation with rule.
A kind of 10. power grid accident signal auto-check system according to claim 8 or claim 9, it is characterised in that described thing Therefore type includes circuit class, bus class, decompression class, capacitance kind, reactance class and main transformer class.
CN201710967142.9A 2017-10-17 2017-10-17 A kind of power grid accident signal automatic diagnosis method and system Pending CN107798395A (en)

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CN109190941A (en) * 2018-08-17 2019-01-11 广东电网有限责任公司 A kind of automatic risk-assessment method of grid operation mode
CN109389323A (en) * 2018-10-31 2019-02-26 广东电网有限责任公司 Accident event level determination method, device and intelligent terminal
CN109445306A (en) * 2018-10-26 2019-03-08 湖南磁浮技术研究中心有限公司 A kind of the relevant parameter automatic interpretation method and system of rule-based Command Line Parsing
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