CN104143824A - Method and system for acquiring power distribution reliability based on FTU - Google Patents
Method and system for acquiring power distribution reliability based on FTU Download PDFInfo
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Abstract
The invention provides a method and system for acquiring power distribution reliability based on a FTU. Correction is performed by acquiring power outage and recovery information on a marketing side and power outage and recovery information collected by a power distribution network, and the power outage and recovery information collected by the power distribution network is regulated dynamically. Meanwhile, power outage information unreflected by the power distribution network of single users is added into power outage events after fake power outage information caused by a user side device is removed, information of the power outage events is collected comprehensively from the power distribution network and the user marketing side, the power outage events are ensured to be accurate and comprehensive, and therefore, the result of reliability analysis is more accurate.
Description
The application is: on February 26th, 2013, application number is: 201310060862.9, and denomination of invention is: the dividing an application of the application of the power-off event information collecting method of < < based on FTU and system > >.
Technical field
The present invention relates to electric power system quality of power supply control field, specifically a kind of power supply reliability acquisition methods and system based on FTU.
Background technology
Power supply reliability refers to the ability of electric power system continued power, it is the important indicator of the examination electric power system quality of power supply, reflect the satisfaction degree of power industry to national economy power requirement, become one of standard of weighing a power supply national economy development degree; Power supply reliability can be weighed by following a series of indexs: the average interruption duration of user, the average frequency of power cut of user, system blackout equivalence hour.The accuracy of power-off event directly determines the accuracy of fail-safe analysis, and therefore the relevant information of correct metering power-off event is the key of assessment power supply reliability.Feed line automatization terminal (FTU, English full name is Feeder Terminal Unit) be the interface that automated system and primary equipment connect, be mainly used in the monitoring and controlling of distribution system transformer, circuit breaker, automatic circuit, sectionalizer, post load switch, ring main unit, voltage regulator, reactive-load compensation capacitor, with feeder line master station communication, the data that distribution system operation is controlled and administrative institute needs are provided, carry out the regulating and controlling instruction to controller switching equipment that main website provides, to realize the various functions of feeder automation.Therefore, utilize the power failure information in feed line automatization terminal to be switch divide-shut brake information metering power-off event and then to evaluate power supply reliability, overcome to a certain extent the drawback of artificial calculating, but according to the divide-shut brake information of feed line automatization terminal feedback, coarse problem is measured in same existence due to completely.
Chinese patent literature CN102709905A discloses the automatic computational analysis device and method of a kind of low-voltage network power supply reliability, intelligent residual current action protector detects and uploads low-voltage customer tripping operation blocking time in real time, closing time, the dead electricity time, recover in the data of electric power feeding time the analytical system basic database of the low-voltage network reliability that report and alarm information to server network is finally stored in county telephone central office's monitoring central server, monitor terminal input low-voltage customer data, single household or the maintenance of many families, the power-off event of interim and repairing is also stored in the analytical system basic database of low-voltage network reliability, county telephone central office's monitoring central server is carried out the data of input Treatment Analysis and finally on monitor terminal, shows.Technical scheme in this patent documentation is directly passed to analytical system basic database by the data of the intelligent residual current action protector low-voltage customer blocking time that detection is uploaded in real time, closing time, dead electricity time, recovery electric power feeding time; the divide-shut brake information switch motion state that intelligent residual current action protector detects that places one's entire reliance upon; once the switch motion state that intelligent residual current action protector is uploaded is wrong, the accuracy rate of the reliability finally calculating will directly be reduced.
Summary of the invention
For this reason; to be solved by this invention is the place one's entire reliance upon technical problem of accuracy rate of the reliability that impact that switch motion state that intelligent residual current action protector detects brings finally calculates of the automatic computational analysis device of existing low-voltage network power supply reliability divide-shut brake information, and a kind of power supply reliability acquisition methods and system based on FTU is provided.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
The invention provides a kind of power supply reliability acquisition methods, comprise the steps:
S11: transfer the switch motion event of FTU feedback in the scheduled time from dispatch automated system, obtain switch events set, wherein, described switch events at least comprises switch motion type and switch motion temporal information;
S12: judge in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second, if any, proceed to step S13; Otherwise, repeat this step, until complete the judgement of all switch events in described switch events set;
S13: the real time data that gathers described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, as correspondence, judge that respective lines exists fault, form a power-off event information;
S14: the time started that the interruption duration of the power distribution network within the scope of fault outage is defined as to power-off event;
S15: gather the measurement data in distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time;
S21: gather Marketing-side and stop telegram in reply information;
S22: whether the telegram in reply information of stopping that the Marketing-side that collects of judgement stops in the distribution automation system of telegram in reply information and collection is consistent, as unanimously, using the telegram in reply time tentatively definite in step S15 as the final telegram in reply time; Otherwise, increase the power failure information at alone family;
S23: whether the power failure information that judges described alone family is the puppet power failure information that user side equipment causes, in this way, using the telegram in reply time preliminary definite in step S15 as the final telegram in reply time; As no, continue to gather Marketing-side and stop the telegram in reply time, until the telegram in reply time consistency that the Marketing-side collecting telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time;
S3: obtain in turn the time amount that each power-off event has influence on, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started;
S50: the average interruption duration of user in during counting statistics, amount sum is divided by total number of users when described;
S51: the power supply reliability in during counting statistics, described power supply reliability equals the ratio to total hourage during the total hourage of the effective power-on time of user and statistics, according to following formula, asks for:
Described power supply reliability acquisition methods also comprises the steps: between described step S3 and step S50
S40: judge that whether the switch motion of the FTU feedback switch motion corresponding with measurement data in distribution automation system be consistent, proceed to step S41 as inconsistent;
S41: analyze in production management system whether have scheduled outage information and temporary interruption information, if any, form user's side power-off event one time, and the power failure within the scope of scheduled outage and temporary interruption is defined as constantly to the time started of user's side power-off event; Otherwise, proceed to step S44;
S42: the measurement data gathering in distribution automation system is carried out topological analysis, the telegram in reply moment within the scope of scheduled outage and temporary interruption is as the telegram in reply time of user's side power-off event;
S43: the time amount sum of calculating that all user's side power-off events have influence on, and the time amount that finally has influence on as power-off event of the time amount sum that all power-off events that obtain in step S3 the are had influence on time amount sum that deducts that user's side power-off event has influence on;
Step S44: finish.
Whether described power supply reliability acquisition methods, in described step S12, judge before and after switch separating brake and exist second protection action message to send in 10 seconds.
The present invention also provides a kind of power supply reliability to obtain system, comprising:
Module is set up in switch events set, transfers the switch motion event of FTU feedback in the scheduled time from dispatch automated system, obtains switch events set, and wherein, described switch events at least comprises switch motion type and switch motion temporal information;
Second protection action judge module, for judging in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second; Until complete the judgement of all switch events in described switch events set;
Power-off event information forms module, for gather the real time data of described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, as correspondence, judge that respective lines exists fault, form a power-off event information;
The time started determination module of power-off event, for being defined as the interruption duration of the power distribution network within the scope of fault outage the time started of power-off event;
The preliminary determination module of telegram in reply time of power-off event, for gathering the measurement data of distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time;
Marketing-side stops the information acquisition module of sending a telegram in reply, and for gathering Marketing-side, stops telegram in reply information;
Stop the signal judgement module of sending a telegram in reply, whether consistent with the telegram in reply information of stopping of the distribution automation system of collection for judging that the Marketing-side collecting stops telegram in reply information, as unanimously, using tentatively definite telegram in reply time as the final telegram in reply time; Otherwise, increase the power failure information at alone family;
The final telegram in reply time determination module of power-off event, for judging whether the power failure information at described alone family is the puppet power failure information that user side equipment causes, in this way, using tentatively definite telegram in reply time as the final telegram in reply time; As no, continue to gather Marketing-side and stop the telegram in reply time, until the Marketing-side collecting stops the telegram in reply time consistency that telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time;
Time amount sum ask for module, the time amount having influence on for obtaining in turn each power-off event, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started;
The average interruption duration computing module of user, for the average interruption duration of user in during counting statistics, amount sum is divided by total number of users when described;
Power supply reliability computing module, for power supply reliability interior during counting statistics, described power supply reliability equals the ratio to total hourage during the total hourage of the effective power-on time of user and statistics, according to following formula, asks for:
Described power supply reliability is obtained system, and whether described second protection action judge module 10 second time in has second protection action message send before and after switch separating brake for judging in turn described in each described in switch events.
Technique scheme of the present invention has the following advantages compared to existing technology:
Power supply reliability acquisition methods and system based on FTU of the present invention, stops the telegram in reply letter electricity that stops of telegram in reply information and power distribution network collection and proofreaies and correct by obtaining Marketing-side, dynamically adjust the telegram in reply information of stopping of power distribution network collection; Simultaneously, after the puppet power failure information that the power failure information at the alone family not reflecting for power distribution network causes at rejecting user side equipment, add in power-off event, from power distribution network and user's Marketing-side, gather power-off event information comprehensively, guarantee the accurate and comprehensive of power-off event, the result of the fail-safe analysis of carrying out based on this is more accurate.
Accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein for content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein:
Fig. 1 is the power-off event information collecting method flow chart of one embodiment of the invention.
Embodiment
Flow chart shown in Figure 1, the power-off event information collecting method based on FTU of one embodiment of the invention, specifically comprises the steps:
First, obtain power-off event information, specifically comprise the steps: first, obtain power-off event information, specifically comprise the steps:
S11: the switch motion event of transferring FTU feedback in the scheduled time from dispatch automated system, obtain switch events set, wherein, described switch events at least comprises switch motion type and switch motion temporal information, wherein, type of action comprises opens a sluice gate and closes a floodgate, the switch motion time refers to the time of opening a sluice gate and closing time, the separating brake of switch and the corresponding complete power-off event that closes a floodgate, generally, the time of opening a sluice gate, closing time was corresponding to the telegram in reply time in power-off event corresponding to the interruption duration in power-off event.Such as on off state is from co-bit to a minute position, representation switch disconnects; On off state is from minute position to co-bit, and representation switch is closed; The described scheduled time equals the time of fail-safe analysis, during the statistics of reliability statistics.
S12: judge in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second, if any, proceed to step S13; Otherwise, repeat this step and continue judgement, until complete the judgement of all switch events in described switch events set; As a kind of embodiment; in described step S12; whether judge before and after switch separating brake and in 10 seconds, exist second protection action to send, second protection action wherein, such as neutral ground etc. if referring to the protection action after separating brake; if there is no second protection action; switch automatic closing again soon is described after separating brake, and the interruption duration bringing to user is very short, and this time divide-shut brake can be ignored; can think and there is no line outage, not form power-off event one time.
S13: the real time data that gathers described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, described correspondence, refer to when on off state is separating brake, in respective lines, electric current is zero, when on off state is combined floodgate, in respective lines, there is electric current; As correspondence, in respective lines, electric current is zero, now judges that respective lines exists fault, forms a power-off event information.
S14: the time started that the interruption duration of the power distribution network within the scope of fault outage is defined as to power-off event.
S15: gather the measurement data in distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time.
Then, from user's Marketing-side, obtain power-off event information, and the power-off event information that power distribution network is obtained proofreaies and correct, specifically comprise the steps:
S21: gather Marketing-side and stop telegram in reply information from Marketing-side system, wherein, described Marketing-side system is the system that the power information of power consumer is gathered, processed and monitors in real time, realizes the functions such as information interaction that power information gathered, measured exception monitoring, electric energy quality monitoring, electrical energy consumption analysis and management, relevant information issue, distributed energy monitoring, intelligent power equipment automatically.
S22: whether the telegram in reply information of stopping that the Marketing-side that collects of judgement stops in the distribution automation system of telegram in reply information and collection is consistent, as unanimously, using the telegram in reply time tentatively definite in step S15 as the final telegram in reply time; Otherwise, increase the power failure information at alone family.
S23: whether the power failure information that judges described alone family is the puppet power failure information that user side equipment causes, in this way, using the telegram in reply time preliminary definite in step S15 as the final telegram in reply time; ; As no, continue to gather Marketing-side and stop telegram in reply information, until the telegram in reply time consistency that the Marketing-side collecting telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time.
S3: obtain in turn the time amount that each power-off event has influence on, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started.
The power-off event information collecting method based on FTU as other embodiment of the present invention, on the basis of method step, further comprises the steps: in the above-described embodiments
S40: judge that whether the switch motion of the FTU feedback switch motion corresponding with measurement data in distribution automation system be consistent, proceed to step S41 as inconsistent.
S41: analyze in production management system whether have scheduled outage information and temporary interruption information, if any, form user's side power-off event one time, and the power failure within the scope of scheduled outage and temporary interruption is defined as constantly to the time started of user's side power-off event; Otherwise, proceed to step S44.
S42: the measurement data gathering in distribution automation system is carried out topological analysis, the telegram in reply moment within the scope of scheduled outage and temporary interruption is as the telegram in reply time of user's side power-off event.
S43: the time amount sum of calculating that all user's side power-off events have influence on, and the time amount that finally has influence on as power-off event of the time amount sum that all power-off events that obtain in step S3 the are had influence on time amount sum that deducts that user's side power-off event has influence on; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started.
Step S44: finish.
The power-off event information acquisition system of one embodiment of the invention, specifically comprises:
Module is set up in switch events set, transfers the switch motion event of FTU feedback in the scheduled time from dispatch automated system, obtains switch events set, and wherein, described switch events at least comprises switch motion type and switch motion temporal information.
Second protection action judge module, for judging in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second; Until complete the judgement of all switch events in described switch events set; as concrete execution mode; whether described second protection action judge module, 5 second time in have second protection action message send before and after switch separating brake for judging in turn described in each described in switch events.
Power-off event information forms module, for gather the real time data of described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, as correspondence, judge that respective lines exists fault, form a power-off event information.
The time started determination module of power-off event, for being defined as the interruption duration of the power distribution network within the scope of fault outage the time started of power-off event.
The preliminary determination module of telegram in reply time of power-off event, for gathering the measurement data of distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time.
Marketing-side stops the information acquisition module of sending a telegram in reply, and for gathering Marketing-side, stops telegram in reply information.
Stop the signal judgement module of sending a telegram in reply, whether consistent with the telegram in reply information of stopping of the distribution automation system of collection for judging that the Marketing-side collecting stops telegram in reply information, as unanimously, using tentatively definite telegram in reply time as the final telegram in reply time; Otherwise, increase the power failure information at alone family.
The final telegram in reply time determination module of power-off event, for judging whether the power failure information at described alone family is the puppet power failure information that user side equipment causes, in this way, using tentatively definite telegram in reply time as the final telegram in reply time; As no, continue to gather Marketing-side and stop the telegram in reply time, until the Marketing-side collecting stops the telegram in reply time consistency that telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time.
Time amount sum ask for module, the time amount having influence on for obtaining in turn each power-off event, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started.
Power-off event information collecting method and system based on FTU of the present invention, stops the telegram in reply letter electricity that stops of telegram in reply information and power distribution network collection and proofreaies and correct by obtaining Marketing-side, dynamically adjust the telegram in reply information of stopping of power distribution network collection; Simultaneously, after the puppet power failure information that the power failure information at the alone family not reflecting for power distribution network causes at rejecting user side equipment, add in power-off event, from power distribution network and user's Marketing-side, gather power-off event information comprehensively, guarantee the accurate and comprehensive of power-off event, the result of the fail-safe analysis of carrying out based on this is more accurate.
The analysis of mains supply reliability is dependent on power-off event information completely, and power-off event information is more accurate, analyzes the mains supply reliability obtaining more accurate.Conventionally, power supply reliability can be passed through power supply reliability, the average interruption duration of user, the average frequency of power cut of user, system blackout equivalence hourage is determined, the basis that these power supply reliability indexs are calculated is all power-off event information, as complete technical scheme, below with power-off event information, calculate power supply reliability and describe:
First, during counting statistics in user's average interruption duration, with in above-described embodiment, ask for described time amount sum divided by total number of users; Then, calculate power supply reliability in during adding up, described power supply reliability equals the ratio to total hourage during the total hourage of the effective power-on time of user and statistics, according to following formula, asks for:
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range in the invention.
Claims (5)
1. the power supply reliability acquisition methods based on FTU, is characterized in that, comprises the steps:
S11: transfer the switch motion event of FTU feedback in the scheduled time from dispatch automated system, obtain switch events set, wherein, described switch events at least comprises switch motion type and switch motion temporal information;
S12: judge in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second, if any, proceed to step S13; Otherwise, repeat this step, until complete the judgement of all switch events in described switch events set;
S13: the real time data that gathers described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, as correspondence, judge that respective lines exists fault, form a power-off event information;
S14: the time started that the interruption duration of the power distribution network within the scope of fault outage is defined as to power-off event;
S15: gather the measurement data in distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time;
S21: gather Marketing-side and stop telegram in reply information;
S22: whether the telegram in reply information of stopping that the Marketing-side that collects of judgement stops in the distribution automation system of telegram in reply information and collection is consistent, as unanimously, using the telegram in reply time tentatively definite in step S15 as the final telegram in reply time; Otherwise, increase the power failure information at alone family;
S23: whether the power failure information that judges described alone family is the puppet power failure information that user side equipment causes, in this way, using the telegram in reply time preliminary definite in step S15 as the final telegram in reply time; As no, continue to gather Marketing-side and stop the telegram in reply time, until the telegram in reply time consistency that the Marketing-side collecting telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time;
S3: obtain in turn the time amount that each power-off event has influence on, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started;
S50: the average interruption duration of user in during counting statistics, amount sum is divided by total number of users when described;
S51: the power supply reliability in during counting statistics, described power supply reliability equals the ratio to total hourage during the total hourage of the effective power-on time of user and statistics, according to following formula, asks for:
2. power supply reliability acquisition methods according to claim 1, is characterized in that: between described step S3 and step S50, also comprise the steps:
S40: judge that whether the switch motion of the FTU feedback switch motion corresponding with measurement data in distribution automation system be consistent, proceed to step S41 as inconsistent;
S41: analyze in production management system whether have scheduled outage information and temporary interruption information, if any, form user's side power-off event one time, and the power failure within the scope of scheduled outage and temporary interruption is defined as constantly to the time started of user's side power-off event; Otherwise, proceed to step S44;
S42: the measurement data gathering in distribution automation system is carried out topological analysis, the telegram in reply moment within the scope of scheduled outage and temporary interruption is as the telegram in reply time of user's side power-off event;
S43: the time amount sum of calculating that all user's side power-off events have influence on, and the time amount that finally has influence on as power-off event of the time amount sum that all power-off events that obtain in step S3 the are had influence on time amount sum that deducts that user's side power-off event has influence on;
Step S44: finish.
3. whether power supply reliability acquisition methods according to claim 1 and 2, is characterized in that: in described step S12, judge before and after switch separating brake and exist second protection action message to send in 10 seconds.
4. power supply reliability is obtained a system, it is characterized in that, comprising:
Module is set up in switch events set, transfers the switch motion event of FTU feedback in the scheduled time from dispatch automated system, obtains switch events set, and wherein, described switch events at least comprises switch motion type and switch motion temporal information;
Second protection action judge module, for judging in turn described in each described in switch events before and after switch separating brake whether 5-15 has second protection action message to send in time second; Until complete the judgement of all switch events in described switch events set;
Power-off event information forms module, for gather the real time data of described switch events place circuit from dispatch automated system, and whether the circuit conditions that judges described real time data reflection is corresponding with the separating brake action in described switch events, as correspondence, judge that respective lines exists fault, form a power-off event information;
The time started determination module of power-off event, for being defined as the interruption duration of the power distribution network within the scope of fault outage the time started of power-off event;
The preliminary determination module of telegram in reply time of power-off event, for gathering the measurement data of distribution automation system, the time that circuit within the scope of fault outage is restored electricity is tentatively defined as the telegram in reply time;
Marketing-side stops the information acquisition module of sending a telegram in reply, and for gathering Marketing-side, stops telegram in reply information;
Stop the signal judgement module of sending a telegram in reply, whether consistent with the telegram in reply information of stopping of the distribution automation system of collection for judging that the Marketing-side collecting stops telegram in reply information, as unanimously, using tentatively definite telegram in reply time as the final telegram in reply time; Otherwise, increase the power failure information at alone family;
The final telegram in reply time determination module of power-off event, for judging whether the power failure information at described alone family is the puppet power failure information that user side equipment causes, in this way, using tentatively definite telegram in reply time as the final telegram in reply time; As no, continue to gather Marketing-side and stop the telegram in reply time, until the Marketing-side collecting stops the telegram in reply time consistency that telegram in reply time and power distribution network gather, Marketing-side is now sent a telegram in reply to the time as the final telegram in reply time;
Time amount sum ask for module, the time amount having influence on for obtaining in turn each power-off event, and the time amount summation that all power-off events that obtain are had influence on amount sum while obtaining; Wherein, when described, amount refers to total number of users within the scope of power-off event and the product of interruption duration, and described in each, the interruption duration of power-off event equals the poor of final telegram in reply time of described power-off event and its time started;
The average interruption duration computing module of user, for the average interruption duration of user in during counting statistics, amount sum is divided by total number of users when described;
Power supply reliability computing module, for power supply reliability interior during counting statistics, described power supply reliability equals the ratio to total hourage during the total hourage of the effective power-on time of user and statistics, according to following formula, asks for:
5. power supply reliability according to claim 4 is obtained system, it is characterized in that:
Whether described second protection action judge module, 10 second time in have second protection action message send before and after switch separating brake for judging in turn described in each described in switch events.
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| CN201410324720.3A CN104143824B (en) | 2012-10-22 | 2013-02-26 | A kind of power supply reliability acquisition methods based on FTU and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210403732 | 2012-10-22 | ||
| CN201210403732.6 | 2012-10-22 | ||
| CN2012104037326 | 2012-10-22 | ||
| CN201310060862.9A CN103150625B (en) | 2012-10-22 | 2013-02-26 | Feeder terminal unit (FTU)-based power failure event information acquisition method and system |
| CN201410324720.3A CN104143824B (en) | 2012-10-22 | 2013-02-26 | A kind of power supply reliability acquisition methods based on FTU and system |
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| CN201310060862.9A Division CN103150625B (en) | 2012-10-22 | 2013-02-26 | Feeder terminal unit (FTU)-based power failure event information acquisition method and system |
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| CN104143824A true CN104143824A (en) | 2014-11-12 |
| CN104143824B CN104143824B (en) | 2016-03-16 |
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| CN201310060862.9A Active CN103150625B (en) | 2012-10-22 | 2013-02-26 | Feeder terminal unit (FTU)-based power failure event information acquisition method and system |
| CN201410325026.3A Active CN104182815B (en) | 2012-10-22 | 2013-02-26 | A kind of power supply reliability acquisition methods and system |
| CN201410324719.0A Active CN104143823B (en) | 2012-10-22 | 2013-02-26 | A kind of power-off event information collecting method and system |
| CN201410324720.3A Active CN104143824B (en) | 2012-10-22 | 2013-02-26 | A kind of power supply reliability acquisition methods based on FTU and system |
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| CN201410325026.3A Active CN104182815B (en) | 2012-10-22 | 2013-02-26 | A kind of power supply reliability acquisition methods and system |
| CN201410324719.0A Active CN104143823B (en) | 2012-10-22 | 2013-02-26 | A kind of power-off event information collecting method and system |
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| CN105590164B (en) * | 2015-12-17 | 2019-10-01 | 深圳供电局有限公司 | The power transmission and transformation system fail-safe analysis device being automatically integrating based on power-off event |
| CN105488739A (en) * | 2015-12-17 | 2016-04-13 | 深圳供电局有限公司 | Power transmission and transformation system reliability statistics evaluation method based on circuit and connection points |
| US10726341B2 (en) * | 2016-03-21 | 2020-07-28 | Schneider Electric USA, Inc. | Method for inferring downtime from power quality data |
| CN106208042B (en) * | 2016-07-18 | 2017-10-13 | 国网河南省电力公司电力科学研究院 | Power distribution network outage information sharing method based on battalion's auxiliary tone fusion |
| CN106451791B (en) * | 2016-11-21 | 2020-07-31 | 中国南方电网有限责任公司 | Power supply and outage information detection method and system |
| CN106960291B (en) * | 2017-04-17 | 2018-04-13 | 中国南方电网有限责任公司 | One kind, which has a power failure, influences user information acquiring method and device |
| CN107194562A (en) * | 2017-05-16 | 2017-09-22 | 国网山东省电力公司临清市供电公司 | Electric company's platform area outage analysis system |
| CN106992520B (en) * | 2017-05-25 | 2019-11-29 | 国网福建省电力有限公司 | Power distribution network based on multi-source data stops monitoring method of sending a telegram in reply |
| CN108596782A (en) * | 2018-04-15 | 2018-09-28 | 广东电网有限责任公司 | A kind of quick interoperability methods of large-area power-cuts data |
| CN108683176B (en) * | 2018-04-20 | 2021-05-28 | 国网宁夏电力有限公司吴忠供电公司 | Method for judging power failure of 10 kV line branch line |
| CN108539736B (en) * | 2018-04-26 | 2021-07-16 | 广东电网有限责任公司广州供电局 | Power failure event analysis method and system based on multi-source data and computer equipment |
| CN108647328B (en) * | 2018-05-11 | 2022-04-01 | 国网安徽省电力有限公司淮南供电公司 | Reliability power failure event acquisition integrity analysis and automatic completion method |
| CN110212645B (en) * | 2019-06-20 | 2023-04-28 | 国网湖南省电力有限公司 | Power consumption information acquisition terminal power failure event reporting method and device |
| CN110704500A (en) * | 2019-09-09 | 2020-01-17 | 深圳供电局有限公司 | Low-voltage branch power failure event analysis method and system |
| CN111222809B (en) * | 2020-03-30 | 2020-09-25 | 广东电网有限责任公司佛山供电局 | User electricity utilization reliability analysis method based on combination of model drive and data drive |
| CN111553603A (en) * | 2020-04-30 | 2020-08-18 | 深圳供电局有限公司 | Method and device for evaluating power supply reliability of low-voltage user and computer readable storage medium |
| CN114844017B (en) * | 2021-05-12 | 2023-06-20 | 国网江苏省电力有限公司南通供电分公司 | Method for shortening average emergency response time of tripping accident of distribution network line |
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| CN113759165A (en) * | 2021-08-13 | 2021-12-07 | 贵州电网有限责任公司遵义供电局 | Power distribution network fault power failure perception analysis method and equipment |
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| CN103150625A (en) | 2013-06-12 |
| CN104143823B (en) | 2016-02-10 |
| CN104143824B (en) | 2016-03-16 |
| CN104182815A (en) | 2014-12-03 |
| CN104143823A (en) | 2014-11-12 |
| CN103150625B (en) | 2014-08-06 |
| CN104182815B (en) | 2017-04-05 |
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