CN104182815B - A kind of power supply reliability acquisition methods and system - Google Patents

A kind of power supply reliability acquisition methods and system Download PDF

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Publication number
CN104182815B
CN104182815B CN201410325026.3A CN201410325026A CN104182815B CN 104182815 B CN104182815 B CN 104182815B CN 201410325026 A CN201410325026 A CN 201410325026A CN 104182815 B CN104182815 B CN 104182815B
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China
Prior art keywords
power
time
telegram
event
reply
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CN201410325026.3A
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Chinese (zh)
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CN104182815A (en
Inventor
时翔
齐蔚海
江川
张宏伟
贾旭
刘术波
崔潇
徐强
兰先明
徐鹏
王德东
郭英雷
公伟勇
林晓礼
李保忠
张明财
梁涛
毕建鑫
郭建豪
陈明
樊秀娟
周建波
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国网山东省电力公司青岛供电公司
国家电网公司
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Priority to CN201210403732 priority Critical
Priority to CN2012104037326 priority
Priority to CN201210403732.6 priority
Application filed by 国网山东省电力公司青岛供电公司, 国家电网公司 filed Critical 国网山东省电力公司青岛供电公司
Priority to CN201310060862.9A priority patent/CN103150625B/en
Priority to CN201410325026.3A priority patent/CN104182815B/en
Publication of CN104182815A publication Critical patent/CN104182815A/en
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Publication of CN104182815B publication Critical patent/CN104182815B/en

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Abstract

The power supply reliability acquisition methods and system of the present invention, are stopped telegram in reply information by acquisition Marketing-side and are corrected with the telegram in reply letter electricity that stops that power distribution network is gathered, and what dynamic adjustment power distribution network was gathered stops telegram in reply information;Simultaneously, the outage information of the single user not reflected for power distribution network is added in power-off event after the pseudo- outage information that user side equipment is caused is rejected, power-off event information is gathered comprehensively from power distribution network and user's Marketing-side, ensure the accurate and comprehensive of power-off event, the result based on this fail-safe analysis for carrying out is more accurate.

Description

A kind of power supply reliability acquisition methods and system
The application is:On 2 26th, 2013, Application No.:201310060862.9, it is entitled:《Base In the power-off event information collecting method and system of FTU》Application divisional application.
Technical field
The present invention relates to electric power system utility power quality control field, specifically a kind of power supply reliability acquisition methods and it is System.
Background technology
Power supply reliability refers to the ability of electric power system continued power, is the important finger for examining the electric power system quality of power supply Mark, reflects satisfaction degree of the power industry to national economy electrical energy demands, has become one power supply national economy of measurement and sends out One of standard up to degree;Power supply reliability can be weighed with a series of following indexs:Average power off time of user, user Average frequency of power cut, the equivalent hour of system blackout.The degree of accuracy of power-off event directly determines the degree of accuracy of fail-safe analysis, therefore The relevant information of correct metering power-off event is to assess the key of power supply reliability.Feed line automatization terminal (FTU, English full name For Feeder Terminal Unit) it is interface that automated system is coupled with primary equipment, it is mainly used in distribution system transformation Device, chopper, automatic circuit, sectionaliser, post load switch, ring main unit, pressure regulator, the monitoring of reactive-load compensation capacitor and control Make, with feeder line master station communication, there is provided the data needed for distribution system operation control and management, what execution main website was given are set to distribution Standby control and regulation instruction, to realize the various functions of feeder automation.Therefore, believed using the power failure in feed line automatization terminal Breath switchs divide-shut brake information metering power-off event and then evaluates power supply reliability, overcomes artificial calculating to a certain extent Drawback, but the inaccurate problem of metering is equally existed due to completely according to the divide-shut brake information of feed line automatization terminal feedback.
Chinese patent literature CN102709905A discloses a kind of low-voltage network power supply reliability and calculates automatically analysis dress Put and method, intelligent residual current action protector real-time detection and upload low-voltage customer tripping operation blocking time, closing time, mistake Electric time, the data of recovery electric power feeding time report and alarm information to server network are ultimately stored on Surveillance center of county telephone central office and service In the analysis system basic database of the low-voltage network reliability of device, monitor terminal input low-voltage customer data, single household or many Family maintenance, the power-off event of interim and repairing are simultaneously stored in the analysis system basic database of low-voltage network reliability, county The data of input are carried out Treatment Analysis the final display on monitor terminal by office's monitoring central server.In the patent documentation Low-voltage customer blocking time that intelligent residual current action protector real-time detection is uploaded by technical scheme, closing time, dead electricity Time, the data of recovery electric power feeding time are directly transmitted to analysis system basic database, and divide-shut brake information places one's entire reliance upon intelligent surplus The switch motion state of aftercurrent action protector detection, once the switch motion shape that intelligent residual current action protector is uploaded State is wrong, is directly reduced the accuracy rate of reliability for finally calculating.
The content of the invention
For this purpose, to be solved by this invention is that existing low-voltage network power supply reliability calculates analytical equipment divide-shut brake automatically The place one's entire reliance upon impact that brings of switch motion state of intelligent residual current action protector detection of information is finally calculated The technical problem of the accuracy rate of reliability, there is provided a kind of power supply reliability acquisition methods and system.
To solve above-mentioned technical problem, the technical solution used in the present invention is as follows:
The present invention provides a kind of power supply reliability acquisition methods, comprises the steps:
S11:The switch motion event of FTU feedbacks in the scheduled time is transferred from dispatch automated system, obtains switching thing Part set, wherein, the switch events at least include switch motion type and switch motion temporal information;
S12:Whether neutrality is had in 5-15 times second before and after sequentially judging separating brake is switched described in each described switch events Point landing operation delivering, if any then proceeding to step S13;Otherwise, repeat this step, until completing the switch events collection The judgement of all switch events in conjunction;
S13:The real time data of switch events place circuit is gathered from dispatch automated system, and judges the reality When data reflection circuit conditions it is whether corresponding with the separating brake action in the switch events, such as correspondence then judges corresponding line There is failure in road, form a power-off event information;
S14:The power off time of the power distribution network in the range of fault outage is defined as into the time started of power-off event;
S15:Collection distribution automation system in measurement data, by circuit in the range of fault outage restore electricity when Between primarily determine that as the telegram in reply time;
S21:Collection Marketing-side stops telegram in reply information;
S22:The Marketing-side that judgement is collected stops stopping in the distribution automation system of telegram in reply information and collection and sends a telegram in reply Whether information is consistent, such as consistent, then using the telegram in reply time primarily determined that in step S15 as the final telegram in reply time;Otherwise, increase Plus the outage information of single user;
S23:Whether the outage information for judging the single user is the pseudo- outage information that user side equipment is caused, in this way, then Using the telegram in reply time primarily determined that in step S15 as the final telegram in reply time;If not, when continuation collection Marketing-side stops telegram in reply Between, until the telegram in reply time consistency of Marketing-side telegram in reply time and power distribution network collection for collecting, will be when now Marketing-side be sent a telegram in reply Between as the final telegram in reply time;
S3:Sequentially obtain the when amount that each power-off event has influence on, and all power-off events to obtaining have influence on When amount summation amount sum when obtaining;Wherein, when described, amount refers to total number of users and power off time in the range of power-off event Product, the power off time of each power-off event is equal to the final telegram in reply time and its time started of the power-off event Difference;
S50:During counting statistics in average power off time of user, with it is described when amount sum divided by total number of users;
S51:Power supply reliability in during counting statistics, the power supply reliability is equal to total to the effective power-on time of user Hourage and the ratio of total hourage during counting, ask for according to below equation:
Described power supply reliability acquisition methods, also comprise the steps between step S3 and step S50:
S40:Judge the switch motion switch motion corresponding with the measurement data in distribution automation system of FTU feedbacks It is whether consistent, as inconsistent, proceed to step S41;
S41:Whether there is scheduled outage information and temporary interruption information in analysis production management system, if any then being formed User side power-off event, and be intended to have a power failure and temporary interruption in the range of the power failure moment be defined as user side power-off event Time started;Otherwise, proceed to step S44;
S42:Measurement data in collection distribution automation system carries out topological analysis, is intended to have a power failure and temporary interruption In the range of telegram in reply the moment as user side power-off event the telegram in reply time;
S43:Calculate the when amount sum that all user side power-off events have influence on, and all stop what is obtained in step S3 It is final as power-off event that the when amount sum that electric event has influence on deducts the when amount sum that user side power-off event has influence on The when amount having influence on;
Step S44:Terminate.
Described power supply reliability acquisition methods, in step S12, whether there is in 10 seconds before and after judging switch separating brake Neutral ground action message sends.
The present invention also provides a kind of power supply reliability and obtains system, including:
Module is set up in switch events set, and the switch that FTU feedbacks in the scheduled time are transferred from dispatch automated system is moved Make event, obtain switch events set, wherein, the switch events at least include that switch motion type and switch motion time believe Breath;
Second protection action judge module, for sequentially judge described in each described switch events switch separating brake before and after 5- Whether there is neutral ground action message to send in 15 second time;All switch events in completing the switch events set Judgement;
Power-off event information forms module, for switch events place circuit is gathered from dispatch automated system Real time data, and judge whether the circuit conditions of the real time data reflection are relative with the separating brake action in the switch events Should, it is such as corresponding, then judge that respective lines have failure, form a power-off event information;
The time started determining module of power-off event, determines for the power off time by the power distribution network in the range of fault outage For the time started of power-off event;
The telegram in reply time of power-off event primarily determines that module, for gathering the measurement data in distribution automation system, The time that circuit in the range of fault outage restores electricity was primarily determined that as the telegram in reply time;
Marketing-side stops information acquisition module of sending a telegram in reply, and stops telegram in reply information for gathering Marketing-side;
Stop signal judgement module of sending a telegram in reply, for judging that the Marketing-side for collecting stops telegram in reply information with the power distribution network for gathering certainly In dynamicization system whether stop telegram in reply information consistent, it is such as consistent, then during using the telegram in reply time for primarily determining that as final telegram in reply Between;Otherwise, increase the outage information of single user;
The final telegram in reply time determining module of power-off event, for judging whether the outage information of the single user is user The pseudo- outage information that side apparatus are caused, in this way, then using the telegram in reply time for primarily determining that as the final telegram in reply time;If not, Continue collection Marketing-side and stop the telegram in reply time, until the Marketing-side for collecting stops the telegram in reply time of telegram in reply time and power distribution network collection Unanimously, now Marketing-side is sent a telegram in reply into the time as the final telegram in reply time;
When amount sum ask for module, for sequentially obtaining the when amount that each power-off event has influence on, and to obtaining Amount sum when the when amount summation that all power-off events have influence on is obtained;Wherein, when described, amount refers in the range of power-off event Total number of users and power off time product, the power off time of each power-off event is equal to the final of the power-off event The difference of telegram in reply time and its time started;
Average power off time of user computing module, for counting statistics during in average power off time of user, with described When amount sum divided by total number of users;
Power supply reliability computing module, for counting statistics during in power supply reliability, the power supply reliability is equal to To the total hourage of the effective power-on time of user and the ratio of total hourage during counting, ask for according to below equation:
Described power supply reliability obtains system, the second protection action judge module, for sequentially judging each institute Whether stating.
The above-mentioned technical proposal of the present invention has advantages below compared to existing technology:
The power supply reliability acquisition methods and system of the present invention, stop telegram in reply information with power distribution network collection by obtaining Marketing-side Stop telegram in reply letter electricity be corrected, dynamic adjustment power distribution network collection stop telegram in reply information;Do not reflect simultaneously for power distribution network The outage information of single user is added in power-off event after the pseudo- outage information that causes of user side equipment is rejected, from power distribution network with User's Marketing-side gathers power-off event information comprehensively, it is ensured that accurate and comprehensive, the reliability point carried out based on this of power-off event The result of analysis is more accurate.
Description of the drawings
In order that present disclosure is more likely to be clearly understood, the specific embodiment below according to the present invention is simultaneously combined Accompanying drawing, the present invention is further detailed explanation, wherein in order that present disclosure is more likely to be clearly understood, below According to a particular embodiment of the invention and accompanying drawing is combined, the present invention is further detailed explanation, wherein:
Power-off event information collecting method flow charts of the Fig. 1 for one embodiment of the invention.
Specific embodiment
Flow chart shown in Figure 1, the power-off event information collecting method based on FTU of one embodiment of the invention, Specifically include following steps:
First, power-off event information is obtained, specifically includes following steps:First, power-off event information is obtained, is specifically included Following steps:
S11:The switch motion event of FTU feedbacks in the scheduled time is transferred from dispatch automated system, obtains switching thing Part set, wherein, the switch events at least include switch motion type and switch motion temporal information, wherein, type of action Including opening a sluice gate and close a floodgate, the switch motion time refers to switching-off time and closing time, the separating brake of switch it is corresponding with combined floodgate one it is complete Power-off event, generally, switching-off time corresponds to power failure thing corresponding to the power off time in power-off event, closing time The telegram in reply time in part.Such as on off state is disconnected from position to a point position, representation switch is closed;On off state is from point position to conjunction position, generation Table switch closure;The scheduled time is equal to the time of fail-safe analysis, you can during the statistics by property statistics.
S12:Whether have secondary in 5-15 times second before and after sequentially judging separating brake is switched described in each described switch events Protection act delivering, if any then proceeding to step S13;Otherwise, repeat this step to continue to judge, until completing the switch The judgement of all switch events in event sets;As a kind of specific embodiment, in step S12, switch separating brake is judged Send with the presence or absence of second protection action in 10 seconds in front and back, second protection action therein refers to the protection act after separating brake, such as Neutral ground etc., if no second protection action, switchs soon automatic closing again, brings to user after illustrating separating brake Power off time it is very short, this time divide-shut brake is negligible, it is believed that no line outage, does not constitute a power-off event.
S13:The real time data of switch events place circuit is gathered from dispatch automated system, and judges the reality When data reflection circuit conditions it is whether corresponding with the separating brake action in the switch events, the correspondence, refer to when switch shape When state is separating brake, in respective lines, electric current is zero, when on off state is to close a floodgate, there is electric current in respective lines;It is such as corresponding, i.e., In respective lines, electric current is zero, now judges that respective lines have failure, forms a power-off event information.
S14:The power off time of the power distribution network in the range of fault outage is defined as into the time started of power-off event.
S15:Collection distribution automation system in measurement data, by circuit in the range of fault outage restore electricity when Between primarily determine that as the telegram in reply time.
Then, power-off event information is obtained from user's Marketing-side, and school is carried out to the power-off event information that power distribution network is obtained Just, following steps are specifically included:
S21:Marketing-side is gathered from marketing side system and stops telegram in reply information, wherein, the marketing side system is that electric power is used The power information at family is acquired, process and monitor in real time system, realize power information automatic data collection, metering exception monitoring, Electric energy quality monitoring, electrical energy consumption analysis and management, relevant information are issued, distributed energy is monitored, the information of intelligent power equipment is handed over The function such as mutual.
S22:The Marketing-side that judgement is collected stops stopping in the distribution automation system of telegram in reply information and collection and sends a telegram in reply Whether information is consistent, such as consistent, then using the telegram in reply time primarily determined that in step S15 as the final telegram in reply time;Otherwise, increase Plus the outage information of single user.
S23:Whether the outage information for judging the single user is the pseudo- outage information that user side equipment is caused, in this way, then Using the telegram in reply time primarily determined that in step S15 as the final telegram in reply time;;If not, continuing collection Marketing-side stops telegram in reply Information, until the Marketing-side telegram in reply time and the telegram in reply time consistency of power distribution network collection that collect, now Marketing-side will send a telegram in reply Time is used as the final telegram in reply time.
S3:Sequentially obtain the when amount that each power-off event has influence on, and all power-off events to obtaining have influence on When amount summation amount sum when obtaining;Wherein, when described, amount refers to total number of users and power off time in the range of power-off event Product, the power off time of each power-off event is equal to the final telegram in reply time and its time started of the power-off event Difference.
It is as the power-off event information collecting method based on FTU of other embodiments of the present invention, square in the above-described embodiments On the basis of method step, following steps are further included:
S40:Judge the switch motion switch motion corresponding with the measurement data in distribution automation system of FTU feedbacks It is whether consistent, as inconsistent, proceed to step S41.
S41:Whether there is scheduled outage information and temporary interruption information in analysis production management system, if any then being formed User side power-off event, and be intended to have a power failure and temporary interruption in the range of the power failure moment be defined as user side power-off event Time started;Otherwise, proceed to step S44.
S42:Measurement data in collection distribution automation system carries out topological analysis, is intended to have a power failure and temporary interruption In the range of telegram in reply the moment as user side power-off event the telegram in reply time.
S43:Calculate the when amount sum that all user side power-off events have influence on, and all stop what is obtained in step S3 It is final as power-off event that the when amount sum that electric event has influence on deducts the when amount sum that user side power-off event has influence on The when amount having influence on;Wherein, when described, amount refers to the product of the total number of users in the range of power-off event and power off time, each The power off time of the power-off event is equal to the final telegram in reply time of the power-off event and the difference of its time started.
Step S44:Terminate.
The power-off event information acquisition system of one embodiment of the invention, specifically includes:
Module is set up in switch events set, and the switch that FTU feedbacks in the scheduled time are transferred from dispatch automated system is moved Make event, obtain switch events set, wherein, the switch events at least include that switch motion type and switch motion time believe Breath.
Second protection action judge module, for sequentially judge described in each described switch events switch separating brake before and after 5- Whether there is neutral ground action message to send in 15 second time;All switch events in completing the switch events set Judgement, as specific embodiment, the second protection action judge module, for sequentially judging each described switch thing Whether there is neutral ground action message to send in 5 second time before and after switch separating brake described in part.
Power-off event information forms module, for switch events place circuit is gathered from dispatch automated system Real time data, and judge whether the circuit conditions of the real time data reflection are relative with the separating brake action in the switch events Should, it is such as corresponding, then judge that respective lines have failure, form a power-off event information.
The time started determining module of power-off event, determines for the power off time by the power distribution network in the range of fault outage For the time started of power-off event.
The telegram in reply time of power-off event primarily determines that module, for gathering the measurement data in distribution automation system, The time that circuit in the range of fault outage restores electricity was primarily determined that as the telegram in reply time.
Marketing-side stops information acquisition module of sending a telegram in reply, and stops telegram in reply information for gathering Marketing-side.
Stop signal judgement module of sending a telegram in reply, for judging that the Marketing-side for collecting stops telegram in reply information with the power distribution network for gathering certainly In dynamicization system whether stop telegram in reply information consistent, it is such as consistent, then during using the telegram in reply time for primarily determining that as final telegram in reply Between;Otherwise, increase the outage information of single user.
The final telegram in reply time determining module of power-off event, for judging whether the outage information of the single user is user The pseudo- outage information that side apparatus are caused, in this way, then using the telegram in reply time for primarily determining that as the final telegram in reply time;If not, Continue collection Marketing-side and stop the telegram in reply time, until the Marketing-side for collecting stops the telegram in reply time of telegram in reply time and power distribution network collection Unanimously, now Marketing-side is sent a telegram in reply into the time as the final telegram in reply time.
When amount sum ask for module, for sequentially obtaining the when amount that each power-off event has influence on, and to obtaining Amount sum when the when amount summation that all power-off events have influence on is obtained;Wherein, when described, amount refers in the range of power-off event Total number of users and power off time product, the power off time of each power-off event is equal to the final of the power-off event The difference of telegram in reply time and its time started.
The power-off event information collecting method based on FTU and system of the present invention, stops telegram in reply information by obtaining Marketing-side It is corrected with the telegram in reply letter electricity that stops that power distribution network is gathered, what dynamic adjustment power distribution network was gathered stops telegram in reply information;Simultaneously for distribution The outage information of the single user that net does not reflect is added to power-off event after the pseudo- outage information that user side equipment is caused is rejected In, gather power-off event information comprehensively from power distribution network and user's Marketing-side, it is ensured that power-off event it is accurate and comprehensive, entered based on this The result of capable fail-safe analysis is more accurate.
The analysis of electrical network power supply reliability is dependent on power-off event information completely, and power-off event information is more accurate, then analyze The electrical network power supply reliability for obtaining is more accurate.Generally, power supply reliability can by power supply reliability, average power off time of user, The equivalent hourage of average frequency of power cut of user, system blackout determines that the basis that these power supply reliability indexs are calculated all is to have a power failure Event information, as complete technical scheme, calculates power supply reliability with power-off event information below and illustrates:
First, during counting statistics in user average power off time, with ask in above-described embodiment it is described when amount Sum is divided by total number of users;Then, interior during counting to calculate power supply reliability, the power supply reliability is effective equal to user The total hourage of power-on time and the ratio of total hourage during counting, ask for according to below equation:
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or Change.There is no need to be exhaustive to all of embodiment.And thus it is extended obvious change or Among changing still in the protection domain of the invention.

Claims (5)

1. a kind of power supply reliability acquisition methods, it is characterised in that comprise the steps:
S11:The switch motion event of FTU feedbacks in the scheduled time is transferred from dispatch automated system, switch events collection is obtained Close, wherein, the switch motion event at least includes switch motion type and switch motion temporal information;
S12:Whether neutrality is had in 5-15 times second before and after sequentially judging separating brake is switched described in each described switch motion event Point landing operation delivering, if any then proceeding to step S13;Otherwise, repeat this step, until completing the switch events collection The judgement of all switch motion events in conjunction;
S13:The real time data of the switch motion event place circuit is gathered from dispatch automated system, and judges the reality When data reflection circuit conditions it is whether corresponding with the separating brake action in the switch motion event, such as correspondence then judges phase Answer circuit to there is failure, form a power-off event information;
S14:The power off time of the power distribution network in the range of fault outage is defined as into the time started of power-off event;
S15:Measurement data in collection distribution automation system, at the beginning of the time that circuit in the range of fault outage is restored electricity Step is defined as the telegram in reply time;
S21:Collection Marketing-side stops telegram in reply information, the Marketing-side stop telegram in reply information be gather from marketing side system stop telegram in reply Information, wherein, it is described marketing side system be the power information to power consumer be acquired, process and monitor in real time system, Realize that power information automatic data collection, metering abnormality detection, electric energy quality monitoring, electrical energy consumption analysis and management, relevant information are issued, divided The information exchange function of cloth energy monitor, intelligent power equipment;
S22:The Marketing-side that collects of judgement stops stopping telegram in reply information in telegram in reply information and the distribution automation system of collection It is whether consistent, it is such as consistent, then using the telegram in reply time primarily determined that in step S15 as the final telegram in reply time;Otherwise, increase single The outage information of user;
S23:Whether the outage information for judging the single user is the pseudo- outage information that user side equipment is caused, in this way, then will step The telegram in reply time primarily determined that in rapid S15 is used as the final telegram in reply time;If not, continuing collection Marketing-side stops the telegram in reply time, Until the telegram in reply time consistency of Marketing-side telegram in reply time and power distribution network collection for collecting, will catch cropping when now Marketing-side is sent a telegram in reply For the final telegram in reply time;
S3:The when amount that each power-off event has influence on, and the when family that all power-off events to obtaining have influence on are obtained sequentially Amount sum when number summation is obtained;Wherein, when described, amount refers to taking advantage of for total number of users in the range of power-off event and power off time Product, the power off time of each power-off event be equal to the power-off event final telegram in reply time and its time started it Difference;
S50:During counting statistics in average power off time of user, with it is described when amount sum divided by total number of users;
S51:Power supply reliability in during counting statistics, the power supply reliability is equal to the total hour of the effective power-on time of user Number and the ratio of total hourage during counting, ask for according to below equation:
2. power supply reliability acquisition methods according to claim 1, it is characterised in that:In step S3 and step S50 Between also comprise the steps:
S40:If the switch motion switch motion corresponding with the measurement data in distribution automation system of FTU feedbacks differs Cause, then proceed to step S41;
S41:Whether there is scheduled outage information and temporary interruption information in analysis production management system, if any then being formed once User side power-off event, and be intended to have a power failure and temporary interruption in the range of have a power failure the moment be defined as opening for user side power-off event Time beginning;Otherwise, proceed to step S44;
S42:Measurement data in collection distribution automation system carries out topological analysis, is intended to have a power failure and temporary interruption scope Telegram in reply time of the interior telegram in reply moment as user side power-off event;
S43:Calculate the when amount sum that all user side power-off events have influence on, and by all power failure things obtained in step S3 The when amount sum that part has influence on deducts the when amount sum that user side power-off event has influence on finally to be affected as power-off event The when amount for arriving;
Step S44:Terminate.
3. power supply reliability acquisition methods according to claim 1 and 2, it is characterised in that:In step S12, judge Send with the presence or absence of neutral ground action message in 10 seconds before and after switch separating brake.
4. a kind of power supply reliability obtains system, it is characterised in that include:
Module is set up in switch events set, and the switch motion thing of FTU feedbacks in the scheduled time is transferred from dispatch automated system Part, obtains switch events set, wherein, the switch motion event at least includes that switch motion type and switch motion time believe Breath;
Second protection action judge module, for sequentially judge described in each described switch motion event switch separating brake before and after 5- Whether there is neutral ground action message to send in 15 second time;All switch motions in completing the switch events set The judgement of event;
Power-off event information forms module, for the switch motion event place circuit is gathered from dispatch automated system Real time data, and judge the circuit conditions of real time data reflection whether with the switch motion event in separating brake action phase Correspondence, such as correspondence, then judge that respective lines have failure, form a power-off event information;
The time started determining module of power-off event, for the power off time of the power distribution network in the range of fault outage to be defined as stopping The time started of electric event;
The telegram in reply time of power-off event primarily determines that module, for gathering the measurement data in distribution automation system, by event The time that circuit restores electricity in barrier power failure range was primarily determined that as the telegram in reply time;
Marketing-side stops information acquisition module of sending a telegram in reply, and stops telegram in reply information for gathering Marketing-side, and the Marketing-side stops telegram in reply information and is What is gathered from marketing side system stops telegram in reply information, wherein, the marketing side system is that the power information to power consumer is carried out The system of collection, process and monitor in real time, realizes power information automatic data collection, metering abnormality detection, electric energy quality monitoring, electricity consumption Analysis and management, relevant information are issued, distributed energy is monitored, the information exchange function of intelligent power equipment;
Stop signal judgement module of sending a telegram in reply, for judging that it is distribution network automated with collection that the Marketing-side for collecting stops telegram in reply information In system whether stop telegram in reply information consistent, it is such as consistent, then using the telegram in reply time for primarily determining that as the final telegram in reply time;It is no Then, increase the outage information of single user;
The final telegram in reply time determining module of power-off event, for judging whether the outage information of the single user is that user side sets The standby pseudo- outage information for causing, in this way, then using the telegram in reply time for primarily determining that as the final telegram in reply time;If not, continuing Collection Marketing-side stops the telegram in reply time, until the Marketing-side for collecting stops the telegram in reply time one of telegram in reply time and power distribution network collection Cause, the time that now Marketing-side is sent a telegram in reply is used as the final telegram in reply time;
When amount sum ask for module, for sequentially obtaining the when amount that each power-off event has influence on, and acquisition is owned Amount sum when the when amount summation that power-off event has influence on is obtained;Wherein, when described, amount refers to total in the range of power-off event The product of number of users and power off time, the power off time of each power-off event are equal to the final telegram in reply of the power-off event The difference of time and its time started;
Average power off time of user computing module, for counting statistics during in average power off time of user, with it is described when family Number sum is divided by total number of users;
Power supply reliability computing module, for counting statistics during in power supply reliability, the power supply reliability equal to The total hourage of the effective power-on time in family and the ratio of total hourage during counting, ask for according to below equation:
5. power supply reliability according to claim 4 obtains system, it is characterised in that:
The second protection action judge module, for sequentially judging to switch before separating brake described in each described switch motion event Whether there is neutral ground action message to send in 10 second time afterwards.
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