CN103631245A - Power distribution terminal defect diagnostic system and method - Google Patents
Power distribution terminal defect diagnostic system and method Download PDFInfo
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- CN103631245A CN103631245A CN201310712866.0A CN201310712866A CN103631245A CN 103631245 A CN103631245 A CN 103631245A CN 201310712866 A CN201310712866 A CN 201310712866A CN 103631245 A CN103631245 A CN 103631245A
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Abstract
The invention discloses a power distribution terminal defect diagnostic system and a power distribution terminal defect diagnostic method. A power distribution terminal defect measurement index is established, a measurement index standard value is set, and the power distribution terminal defect diagnostic system is established based on an existing DMS (Database Management System). The diagnostic system comprises a system database, a data importing module, an index calculation module and an intelligent analysis module, real-time data of the terminal is imported from the DMS through a data module and is stored in the system database, the index calculation module calls the data in the system database and calculates the actual value of the defect measurement index of the power distribution terminal according to the set time period, the intelligent analysis module inspects that whether the actual value exceeds the range of the standard value or not according to the actual value, so as to diagnose a suspicious defect terminal, form a defect terminal set, realize automatic monitoring of the power distribution terminal defects, reduce labor force for manual inspection, improve the management efficiency of the power distribution system and shorten the terminal defect eliminating period.
Description
Technical field
The present invention relates to a kind of distribution terminal defect diagonsis system and method.
Background technology
At present domestic distribution terminal operation management rests on by dispatcher or automation personnel in use or find after accident defect while patrolling and examining substantially, just initiate accident defect maintenance flow process, this primary stage operation maintenance pattern, in the face of current day by day complicated electrical network, the extremely huge distribution terminal of quantity particularly, exist workload large, efficiency is low, the problem that elapsed time is long.
Summary of the invention
The invention provides a kind of distribution terminal defect diagonsis system and method, it has overcome patrols and examines in background technology that workload is large, efficiency is low, the problem of defect elimination overlong time.
One of technical scheme adopting that the present invention solves its technical matters is:
A distribution terminal defect diagonsis system, the DMS system based on distribution network automated main website, this DMS system energy acquisition terminal service data, this diagnostic system comprises system database, data importing module, index computing module and intelligent analysis module; Set up distribution terminal defect measurement index and set distribution terminal defect measure criterion value; This data importing module by signal connects DMS system, and depositing this system database in from DMS system introducing terminal operating data, the terminal operating data of index computing module calling system database are also calculated the defect measurement index actual value of this power distribution network terminal, by this actual value of intelligent analysis module verification, whether exceed this standard value range to diagnose out suspicious defect terminal, and form the set of defect terminal.
Among one preferred embodiment: this measurement index at least comprises the online rate of operation, remote measurement balanced ratio, remote signalling shake number of times and successful rate of remote control.
Among one preferred embodiment: this data importing module is used for from these DMS system introducing terminal operating data, this service data comprises: terminal links state, terminal IP-ping state, telemetry, remote control item, remote signalling displacement item, SOE item, this telemetry comprises that a distribution terminal is the inlet wire current of node and goes out line current.
Among one preferred embodiment:
This moves online rate for weighing the validity of terminal called function, is the ratio of the normal the number of minutes of link and calendar the number of minutes;
This remote measurement balanced ratio is for weighing the remote measurement accuracy of terminal, ratio for the uneven the number of minutes of remote measurement and calendar the number of minutes, take distribution terminal as node, and inlet wire current is that remote measurement is uneven with occurring that the difference of electric current and the ratio of inlet wire current are greater than rate constant, and this rate constant is adjustable;
This remote signalling shake number of times is for weighing the Stability and veracity of terminal remote signaling function, for this remote signalling is dithered as the transition times of remote signals in transmitting procedure;
Successful rate of remote control is used for weighing terminal distant control function reliability, for the ratio with remote control total degree is successfully counted in remote control, by the remote control item of retrieval distribution main website, whether in conjunction with corresponding remote signalling displacement item and SOE item, all carry out and put in place and to be less than time constant be remote control success the execution time, this time constant is adjustable.
Among one preferred embodiment: this measurement index can calculate by time loop cycle, and this time cycle can be set voluntarily.
Among one preferred embodiment: also comprise that storing artificial terminal patrols and examines the terminal of data and patrol and examine data module, determines the defective terminal of tool by patrol and examine the data of data module in conjunction with this terminal.
The present invention solve its technical matters the technical scheme adopting two be:
A distribution terminal defect diagnostic method, it comprises:
Step 1, sets up distribution terminal defect measurement index, and sets this measure criterion value.
Step 2, data importing module is from DMS system introducing terminal operating data and deposit in this system database;
Step 3, is called the service data in this system database and by the time cycle of having set, is calculated the actual value of the defect measurement index of this distribution terminal by index computing module.
Step 4, according to this actual value, checks this actual value whether to exceed this standard value range to diagnose out suspicious defect terminal by intelligent analysis module, and forms the set of defect terminal.
The technical program is compared with background technology, and its tool has the following advantages:
By setting up distribution terminal defect measurement index, and set this measure criterion value, based on existing DMS system made distribution terminal defect diagonsis system, this diagnostic system comprises system database, data importing module, index computing module and intelligent analysis module, by data module from DMS system introducing terminal real time data and deposit in this system database, this index computing module calls the data in this system database and by the time cycle of having set, calculates the actual value of the defect measurement index of this distribution terminal, according to this actual value, by intelligent analysis module, check this actual value whether to exceed this standard value range to diagnose out suspected fault terminal, and form the set of fault terminal, realize the automatic monitoring of distribution terminal defect, reduce manual inspection labour, improve distribution system management efficiency, shorten the terminal defect defect elimination cycle.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 has illustrated the software integrated stand composition of this distribution terminal defect diagonsis system.
Fig. 2 has illustrated the flow chart of steps of this distribution terminal defect diagnostic method.
Embodiment
Please refer to Fig. 1 and Fig. 2, a kind of distribution terminal defect diagonsis system, DMS system 10 based on distribution network automated main website, this DMS system 10 can acquisition terminal 11 service data and is existing system, and this diagnostic system 20 comprises system database 21, data importing module 22, index computing module 23 and intelligent analysis module 24; Set up distribution terminal defect measurement index and set distribution terminal defect measure criterion value; These data importing module 22 signals connect DMS system 10, importing terminal 11 service datas and deposit this system database 21 in from DMS system 10, the terminal operating data of index computing module calling system database 21 are also calculated the defect measurement index actual value of this power distribution network terminal, by this actual value of intelligent analysis module 24 verifications, whether exceed this standard value range to diagnose out suspicious defect terminal, and form defect terminal set 25.
This data importing module 22 is for importing terminal operating data from this DMS system 10, this service data comprises: terminal links state, terminal IP-ping state, telemetry, remote control item, remote signalling displacement item, SOE item, this telemetry comprises that a distribution terminal is the inlet wire current of node and goes out line current.
This measurement index at least comprises the online rate of operation, remote measurement balanced ratio, remote signalling shake number of times and successful rate of remote control.Wherein:
This moves online rate for weighing the validity of terminal called function, is the ratio of the normal the number of minutes of link and calendar the number of minutes, and this link the number of minutes can obtain by the terminal links state parameter in this service data;
This remote measurement balanced ratio is for weighing the remote measurement accuracy of terminal, ratio for the uneven the number of minutes of remote measurement and calendar the number of minutes, take distribution terminal as node, inlet wire current is that remote measurement is uneven with occurring that the difference of electric current and the ratio of inlet wire current are greater than rate constant, this rate constant is adjustable, this inlet wire current and go out line current and can be obtained by the telemetry of this service data;
This remote signalling shake number of times is for weighing the Stability and veracity of terminal remote signaling function, and for this remote signalling is dithered as the transition times of remote signals in transmitting procedure, this remote signalling jitter conditions can be obtained by the remote signalling displacement item of this service data;
Successful rate of remote control is used for weighing terminal distant control function reliability, for the ratio with remote control total degree is successfully counted in remote control, by the remote control item of retrieval distribution main website, whether in conjunction with corresponding remote signalling displacement item and SOE item, all carry out and put in place and to be less than time constant be remote control success the execution time, this time constant is adjustable.
This measurement index can calculate by time loop cycle, and this time cycle can be set voluntarily, and preferred cycle is: day, week, the moon.This diagnostic system can be by calculating the actual value of each defect measurement index within this time cycle and contrasting the standard value of this defect measurement index, judge whether each distribution terminal exists defect, and according to this time cycle double counting and diagnose distribution terminal defect whether to exist.
In one preferred version, this diagnostic system 20 also comprises that storing artificial terminal patrols and examines the terminal of data and patrol and examine data module 26, by patrol and examine the data of data module 26 in conjunction with this terminal, realize the further assessment of distribution terminal operating condition, thereby determine the defective terminal of tool.
In another preferred version, this diagnostic system also comprises end message MBM 27, it can be used in realizes the foundation of the distribution terminal model table in system database 21, maintenance automatically, synchronous recording and manual account Data Enter etc., and wherein the recording parameters in distribution model table comprises: Termination ID, terminal name, associated station, terminal producer, installed date, the date of putting into operation, terminal IP and end message are described.
In another preferred version, this diagnostic system 20 also comprises operation history data module 28, it has contained the defect terminal set 25 obtaining after that this diagnostic system imports, data typing, characterization system running status and index are calculated, and can provide for various types of historical datas, from a plurality of dimensions, realize the interface software of browsing, checking.
Based on this distribution terminal defect diagonsis system, distribution terminal defect diagnostic method comprises:
Step 1, sets up distribution terminal defect measurement index, and sets this measure criterion value.
Step 2, the DMS system based on distribution network automated main website, data importing module is from DMS system introducing terminal operating data and deposit in this system database;
Step 3, is called the service data in this system database and by the time cycle of having set, is calculated the actual value of the defect measurement index of this distribution terminal by index computing module.
Step 4, according to this actual value, by intelligent analysis module, check this actual value whether to exceed this standard value range to diagnose out suspicious defect terminal to form the set of defect terminal, and further determine the defective terminal of tool in conjunction with the logging data that terminal is patrolled and examined data module.
Wherein, for effective, must effectively manage each distribution terminal, in distribution terminal diagnostic system operational process, need be by the distribution terminal information modeling module distribution terminal model table that upgrades in time.
The above, only for preferred embodiment of the present invention, therefore can not limit according to this scope of the invention process, the equivalence of doing according to the scope of the claims of the present invention and description changes and modifies, and all should still belong in the scope that the present invention contains.
Claims (7)
1. a distribution terminal defect diagonsis system, DMS system based on distribution network automated main website, this DMS system energy acquisition terminal service data, is characterized in that: this diagnostic system comprises system database, data importing module, index computing module and intelligent analysis module; Set up distribution terminal defect measurement index and set distribution terminal defect measure criterion value; This data importing module by signal connects DMS system, and depositing this system database in from DMS system introducing terminal operating data, the terminal operating data of index computing module calling system database are also calculated the defect measurement index actual value of this power distribution network terminal, by this actual value of intelligent analysis module verification, whether exceed this standard value range to diagnose out suspicious defect terminal, and form the set of defect terminal.
2. a kind of distribution terminal defect diagonsis system according to claim 1, is characterized in that: this measurement index at least comprises the online rate of operation, remote measurement balanced ratio, remote signalling shake number of times and successful rate of remote control.
3. a kind of distribution terminal defect diagonsis system and method according to claim 1, it is characterized in that: this data importing module is used for from these DMS system introducing terminal operating data, this service data comprises: terminal links state, terminal IP-ping state, telemetry, remote control item, remote signalling displacement item, SOE item, this telemetry comprises that a distribution terminal is the inlet wire current of node and goes out line current.
4. according to a kind of distribution terminal defect diagonsis system described in claim 2 or 3, it is characterized in that:
This moves online rate for weighing the validity of terminal called function, is the ratio of the normal the number of minutes of link and calendar the number of minutes;
This remote measurement balanced ratio is for weighing the remote measurement accuracy of terminal, ratio for the uneven the number of minutes of remote measurement and calendar the number of minutes, take distribution terminal as node, inlet wire current and go out the difference of line current and the ratio of inlet wire current to be greater than rate constant be remote measurement imbalance, this rate constant is adjustable;
This remote signalling shake number of times is for weighing the Stability and veracity of terminal remote signaling function, for this remote signalling is dithered as the transition times of remote signals in transmitting procedure;
Successful rate of remote control is used for weighing terminal distant control function reliability, for the ratio with remote control total degree is successfully counted in remote control, by the remote control item of retrieval distribution main website, whether in conjunction with corresponding remote signalling displacement item and SOE item, all carry out and put in place and to be less than time constant be remote control success the execution time, this time constant is adjustable.
5. a kind of distribution terminal defect diagonsis system according to claim 1, is characterized in that: this measurement index can calculate by time loop cycle, and this time cycle can be set voluntarily.
6. a kind of distribution terminal defect diagonsis system according to claim 1, is characterized in that: also comprise that storing artificial terminal patrols and examines the terminal of data and patrol and examine data module, determines the defective terminal of tool by patrol and examine the data of data module in conjunction with this terminal.
7. a distribution terminal defect diagnostic method, is characterized in that: comprising:
Step 1, sets up distribution terminal defect measurement index, and sets this measure criterion value.
Step 2, data importing module is from DMS system introducing terminal operating data and deposit in this system database;
Step 3, is called the service data in this system database and by the time cycle of having set, is calculated the actual value of the defect measurement index of this distribution terminal by index computing module.
Step 4, according to this actual value, checks this actual value whether to exceed this standard value range to diagnose out suspicious defect terminal by intelligent analysis module, and forms the set of defect terminal.
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Cited By (7)
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| CN104502798A (en) * | 2014-12-12 | 2015-04-08 | 国家电网公司 | Troubleshooting method and device of power transmission line |
| CN104734347A (en) * | 2015-02-13 | 2015-06-24 | 广东电网有限责任公司佛山供电局 | Distribution network terminal online rate automatic statistical method based on DMS system |
| CN104749467A (en) * | 2015-03-30 | 2015-07-01 | 航天科工深圳（集团）有限公司 | Distribution terminal self-diagnostic method and system |
| CN104834305A (en) * | 2015-04-13 | 2015-08-12 | 广东电网有限责任公司佛山供电局 | Distribution network automated terminal telemetering abnormity analyzing system and method based on DMS system |
| CN108985470A (en) * | 2018-07-16 | 2018-12-11 | 国网福建省电力有限公司 | A kind of defect process initiating method based on terminal control application |
| CN109672175A (en) * | 2018-12-30 | 2019-04-23 | 国网北京市电力公司 | Power grid control method and device |
| CN109948808A (en) * | 2017-11-15 | 2019-06-28 | 许继集团有限公司 | The banking process in substation equipment fault case library, fault diagnosis method and system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104502798A (en) * | 2014-12-12 | 2015-04-08 | 国家电网公司 | Troubleshooting method and device of power transmission line |
| CN104734347A (en) * | 2015-02-13 | 2015-06-24 | 广东电网有限责任公司佛山供电局 | Distribution network terminal online rate automatic statistical method based on DMS system |
| CN104749467A (en) * | 2015-03-30 | 2015-07-01 | 航天科工深圳（集团）有限公司 | Distribution terminal self-diagnostic method and system |
| CN104749467B (en) * | 2015-03-30 | 2018-02-02 | 航天科工深圳（集团）有限公司 | Distribution terminal self-diagnosing method and system |
| CN104834305A (en) * | 2015-04-13 | 2015-08-12 | 广东电网有限责任公司佛山供电局 | Distribution network automated terminal telemetering abnormity analyzing system and method based on DMS system |
| CN104834305B (en) * | 2015-04-13 | 2018-05-01 | 广东电网有限责任公司佛山供电局 | Distribution automation terminal remote measurement exception analysis system and method based on DMS systems |
| CN109948808A (en) * | 2017-11-15 | 2019-06-28 | 许继集团有限公司 | The banking process in substation equipment fault case library, fault diagnosis method and system |
| CN108985470A (en) * | 2018-07-16 | 2018-12-11 | 国网福建省电力有限公司 | A kind of defect process initiating method based on terminal control application |
| CN109672175A (en) * | 2018-12-30 | 2019-04-23 | 国网北京市电力公司 | Power grid control method and device |
| CN109672175B (en) * | 2018-12-30 | 2023-07-14 | 国网北京市电力公司 | Power grid control method and device |
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Application publication date: 20140312 |