CN109544044B - Wide-area power quality evaluation system based on fault recording big data driving - Google Patents
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Abstract
The invention discloses a fault recording big data driving-based wide area power quality evaluation system which comprises a wide area power quality evaluation system, wherein the input end of the wide area power quality evaluation system is connected with the output end of a communication system, the input end of the communication system is connected with the output end of an acquisition system, the output end of the wide area power quality evaluation system is connected with the input end of a release system, and the wide area power quality evaluation system is in bidirectional connection with a management system. The wide-area power quality evaluation system based on the fault recording big data drive has the advantages of high sampling rate, large channel capacity, high starting sensitivity, comprehensive electrical parameter reflection, wide distribution of fault recorders in the acquisition system, high access rate through a scheduling data network, good data and link foundation, and continuous optimization of a characteristic database through an empirical value accumulation and self-learning mechanism.
Description
Technical Field
The invention relates to the technical field of wide area power quality evaluation, in particular to a fault recording big data driving-based wide area power quality evaluation system.
Background
The fault recording information system is used for a power system, can automatically and accurately record the change conditions of various electrical quantities in the processes before and after a fault when the system has the fault, has important effects on analyzing and processing the fault, judging whether protection acts correctly and improving the safe running water average of the power system through the analysis and comparison of the electrical quantities, and the power quality evaluation refers to the evaluation of the power utilization environment of a user and comprises a plurality of aspects of voltage quality, current quality, power supply quality, power utilization quality and the like, wherein the main parameters comprise voltage, current, frequency, power, harmonic wave, flicker and the like.
With the development of modern society, a large number of rectifying, voltage regulating, frequency modulating and high-power devices are used in the industries of electrified railways, steel, metallurgy, chemical engineering, large-scale manufacturing and the like, and the grid connection of distributed new energy sources such as wind power, photoelectricity and the like causes great interference to the quality of electric energy due to the nonlinear, impact, unbalanced and other characteristics of electric loads. The traditional power quality monitoring device is small in channel capacity, high in deployment cost and limited in monitoring range, and due to the compatibility problem of communication protocols, programming languages and network platforms, information of different manufacturers is difficult to interact, so that data uploading is not timely and incomplete.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a wide-area power quality evaluation system based on fault recording big data driving, and solves the problems of small channel capacity and limited monitoring range of the traditional power quality monitoring device.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a wide area electric energy quality evaluation system based on big data drive of trouble record ripples, includes wide area electric energy quality evaluation system, wide area electric energy quality evaluation system's input is connected with communication system's output, communication system's input and collection system's output are connected to wide area electric energy quality evaluation system's output is connected with the input of publishing system, be both way junction between wide area electric energy quality evaluation system and the management system to be both way junction between wide area electric energy quality evaluation system and the analytic system, collection system includes record ripples main website system and electric parameter acquisition module, and electric parameter acquisition module's output is connected with the input of trouble record ripples ware, be both way junction between trouble record ripples ware and the record ripples main website system.
Preferably, the communication system comprises a control center, an output end of the control center is connected with an input end of the dispatching data network, and an output end of the control center is connected with an input end of the communication server.
Preferably, the output end of the control center is connected with the input end of the link monitoring, the output end of the control center is connected with the input end of the configuration management, and the output end of the control center is connected with the input end of the file call.
Preferably, the release system comprises a WEB server, an output end of the WEB server is connected with an input end of a WEB page, and an output end of the WEB server is connected with an input end of a mobile phone short message.
Preferably, the release system comprises a WEB server, an output end of the WEB server is connected with an input end of a WEB page, and an output end of the WEB server is connected with an input end of a mobile phone short message.
Preferably, the management system includes an application server, an output end of the application server is connected to an input end of the workstation, an output end of the application server is connected to an input end of the power quality event checking module, and an output end of the application server is connected to an input end of the power quality event counting module.
Preferably, the output end of the application server is connected with the input end of the power quality event management module, and the output end of the application server is connected with the input end of the power quality event configuration module.
Preferably, the recording file analysis unit comprises a channel sorting, an output end of the channel sorting is connected with an input end of the characteristic quantity extraction, an output end of the characteristic quantity extraction is connected with an input end of the characteristic quantity calculation, an output end of the characteristic quantity calculation is connected with an input end of the characteristic library comparison, and an output end of the characteristic library comparison is connected with an input end of the assistant decision.
Preferably, the design method of the wide-area power quality evaluation system specifically comprises the following steps:
s1, a wave recording main station system in an acquisition system controls a fault wave recorder to monitor a power grid, an electrical parameter acquisition module acquires analog quantity data of a secondary system of the power grid and transmits the acquired data to the fault wave recorder, a wave recording file is generated by the fault wave recorder and is transmitted to the wave recording main station system, and the acquisition system transmits acquired data information to a communication server at a dispatching end;
s2, a control center in the communication system controls a link to monitor and complete real-time monitoring of link on-off conditions, configuration and management of parameters between the system and a wave recording master station system and a station-side wave recorder are completed, a file is called to complete calling of a fault wave recording file, and the communication system transmits the wave recording file containing a monitoring point to an analysis system after screening the wave recording file through a wide-area power quality evaluation system;
s3, the recording file analysis unit is responsible for sorting out channels related to monitoring points from a plurality of channels contained in the recording file, the analysis server extracts, analyzes and calculates characteristic parameters related to power quality in the channels, finds power quality events and marks the events, writes the recording files containing the events, event reports and auxiliary decisions into a database server for sharing by all subsystems, and transmits analysis results of the power quality events to a wide-area power quality evaluation system;
s4, main function software of the system is deployed on an application server in the management system and is responsible for finishing checking, counting, managing and configuring the power quality event, editing the early warning information of the power quality event and transmitting the early warning information to the release system;
and S5, the issuing system is responsible for issuing the electric energy quality event early warning information provided by the management system on a WEB page and a mobile phone short message and managing the authority of the issuing target user, and can carry out positioning, responsibility determination and directional accurate information pushing according to the setting of user authority management.
Preferably, the wide-area power quality evaluation system is applied to a wave recorder.
(III) advantageous effects
The invention provides a wide-area power quality evaluation system based on fault recording big data driving. Compared with the prior art, the method has the following beneficial effects:
(1) This wide area electric energy quality evaluation system based on big data drive of trouble record ripples, input through wide area electric energy quality evaluation system is connected with communication system's output, communication system's input and collection system's output are connected, and wide area electric energy quality evaluation system's output is connected with publishing system's input, be two way connection between wide area electric energy quality evaluation system and the management system, and be two way connection between wide area electric energy quality evaluation system and the analytic system, this system sampling rate is high, the channel capacity is big, the starting sensitivity is high, the electrical parameter reflects comprehensively, and trouble record ripples ware distributes extensively among the collection system, the access rate through the dispatch data network is high, good data and link basis have.
(2) The system comprises a communication system and a control center, wherein the output end of the control center is connected with the input end of a scheduling data network, the output end of the control center is connected with the input end of a communication server, the output end of the control center is connected with the input end of link monitoring, the output end of the control center is connected with the input end of configuration management, the output end of the control center is connected with the input end of file calling, the release system comprises a WEB server, the output end of the WEB server is connected with the input end of a WEB page, the output end of the WEB server is connected with the input end of a mobile phone short message, the system establishes an electric energy quality monitoring model which takes monitoring points as a unit and contains information such as electric energy quality key parameters, channel attributes and judgment threshold values according to a value file of each fault recording device, extracts the data such as amplitude, frequency, phase, time, harmonic waves and the like of each monitoring point according to a channel number, correspondingly calculates the obtained measurement value and a standard value or a set value so as to obtain the electric energy quality condition of each point, and then performs characteristic comparison based on neural network algorithm, obtains the most accurate analysis and the analysis of the monitoring and the accumulation of the monitoring value through a simplified learning auxiliary data base with historical data base, and a decision making a decision mechanism.
(3) The wide-area power quality evaluation system based on the fault recording big data drive is connected with the input end of the release system through the output end of the wide-area power quality evaluation system, the wide-area power quality evaluation system is in bidirectional connection with the management system, the wide-area power quality evaluation system is in bidirectional connection with the analysis system, and the acquisition system comprises a wave recording master station system and an electrical parameter acquisition module; the output end of the electrical parameter acquisition module is connected with the input end of the fault recorder, the fault recorder is in bidirectional connection with the wave recording main station system, the system is designed in a non-invasive mode, any transformation or upgrading is not needed on a plant station side and a wave recording main station side, and a wide-area electric energy quality evaluation system can be established only by developing algorithm software and high-level application which accord with electric energy quality characteristics on the basis of wave recording data on a scheduling side.
Drawings
FIG. 1 is a schematic block diagram of the architecture of the system of the present invention;
FIG. 2 is a schematic diagram of a communication system according to the present invention;
FIG. 3 is a schematic diagram of a management system according to the present invention;
FIG. 4 is a schematic structural diagram of a recording file analyzing unit according to the present invention;
FIG. 5 is a table of statistical comparison of test results according to the present invention.
In the figure, 1 a wide area power quality evaluation system, 2 a communication system, 21 a control center, 22 a scheduling data network, 23 a communication server, 24 a link monitoring system, 25 a configuration management system, 26 a file calling system, 3 a collection system, 31 a wave recording master station system, 32 a fault wave recorder, 33 an electrical parameter collection module, 4 a release system, 41 a WEB server, 42 a WEB page, 43 a mobile phone short message, 5 a management system, 51 an application server, 52 a work station, 53 a power quality event viewing module, 54 a power quality event counting module, 55 a power quality event management module, 56 a power quality event configuration module, 6 an analysis system, 61 an analysis server, 62 a wave recording file analysis unit, 621 a channel sorting, 622 channel sorting, 623 feature quantity calculation, 624 feature library comparison, 625 auxiliary decision and 63 a database server.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the invention provides a technical solution: a wide-area power quality evaluation system based on fault recording big data driving comprises a wide-area power quality evaluation system 1 which can be used as an auxiliary and a supplement of a traditional power quality monitoring system and can improve the problems of low coverage rate, high networking cost and difficult cross-manufacturer information interaction of a traditional power quality monitoring device, the functions of collecting, evaluating, operation decision support, early warning and issuing and the like of the power quality of a wide-area power grid are completed with smaller investment by excavating power quality characteristic parameters contained in fault recording big data, the input end of the wide-area power quality evaluation system 1 is connected with the output end of a communication system 2, the communication system 2 comprises a control center 21, the output end of the control center 21 is connected with the input end of a link monitor 24, the power quality monitoring is promoted to a network level from a previous station level, and the integrity and the scientificity of work development of regional reactive power compensation, harmonic wave regulation and the like are facilitated, the system plays a very positive role in promoting the improvement of the power supply service quality, the output end of the control center 21 is connected with the input end of the configuration management 25, the output end of the control center 21 is connected with the input end of the file call 26, the output end of the control center 21 is connected with the input end of the scheduling data network 22, the output end of the control center 21 is connected with the input end of the communication server 23, the input end of the communication system 2 is connected with the output end of the acquisition system 3, the output end of the wide area power quality evaluation system 1 is connected with the input end of the distribution system 4, the distribution system 4 comprises a WEB server 41, the output end of the WEB server 41 is connected with the input end of a WEB page 42, the output end of the WEB server 41 is connected with the input end of a mobile phone short message 43, and the wide area power quality evaluation system 1 and the management system 5 are in a bidirectional connection, the management system 5 comprises an application server 51, the output of the application server 51 is connected to the input of a power quality event management module 55, the output of the application server 51 is connected to the input of a power quality event configuration module 56, the output of the application server 51 is connected to the input of a workstation 52, the output of the application server 51 is connected to the input of a power quality event review module 53, the output of the application server 51 is connected to the input of a power quality event statistics module 54, and the wide-area power quality assessment system 1 is connected in a bidirectional manner to an analysis system 6, the analysis system 6 comprises an analysis server 61, the output of the analysis server 61 is connected to the input of a wave-recording file analysis unit 62, the wave-recording file analysis unit 62 comprises a channel sorting 621, the output of the channel sorting 621 is connected to the input of a feature quantity extraction 622, and the output of the feature quantity extraction 622 is connected to the input of a feature quantity calculation 623, the output of the feature quantity calculation 623 is connected to the input of a feature library comparison 624, and the output of a feature library comparison 624 is connected to the input of an auxiliary decision maker 625, and the analysis server 61 is connected in a bidirectional manner to a database 63, the acquisition system 3 comprises an electrical wave recording system 31 and a master station 33, the output of a fault acquisition system 32 is connected to a master station 32, and a fault recorder module 32 is connected to the fault recorder module 33.
The design method of the wide-area power quality evaluation system specifically comprises the following steps:
s1, a wave recording master station system 31 in an acquisition system controls a fault wave recorder 32 to monitor a power grid, an electrical parameter acquisition module 33 acquires analog quantity data of a secondary system of the power grid and transmits the acquired data to the fault wave recorder 32, the fault wave recorder 32 generates a wave recording file and transmits the wave recording file to the wave recording master station system 31, and an acquisition system 3 transmits acquired data information to a communication server 23 at a dispatching end;
s2, a control center 21 in the communication system 2 controls a link monitoring 24 to complete real-time monitoring of link on-off conditions, a configuration management 25 completes configuration and management of parameters between the system and a wave recording master station system 31 and between the system and a station-side wave recorder, a file calling 26 completes calling of a fault wave recording file, and the communication system 2 transmits the wave recording file containing a monitoring point to an analysis system 6 after screening the wave recording file through a wide-area electric energy quality evaluation system 1;
s3, the recording file analysis unit 62 is responsible for sorting channels related to monitoring points from a plurality of channels contained in the recording file, the analysis server 61 extracts, analyzes and calculates characteristic parameters related to power quality in the channels, finds power quality events and marks the power quality events, writes recording files containing the events, event reports and auxiliary decisions into the database server 63 for sharing by all subsystems, and transmits analysis results of the power quality events to the wide-area power quality evaluation system 1;
s4, main function software of the system is deployed on an application server 51 in the management system 5 and is responsible for finishing checking, counting, managing and configuring the power quality event, editing the early warning information of the power quality event and transmitting the early warning information to the release system 4;
and S5, the issuing system 4 is responsible for completing issuing of the electric energy quality event early warning information provided by the management system 5 on the WEB page 42 and the mobile phone short message 43 and authority management of the issuing object user, and the issuing system 4 can carry out positioning, responsibility determination and directional accurate information pushing according to the setting of the authority management of the user.
The wide-area power quality evaluation system is applied to the wave recorder and specifically comprises the following steps:
the project is applied to a Yuxi power supply office of a Yunnan power grid in a trial mode, the station coverage rate of an original power quality online monitoring system of the Yuxi power supply office is only about 20%, the access rate of a transformer substation of more than 95% is achieved by a fault recording information system through a dispatching data network, after the system is put into trial operation, the full coverage of 220kV and 110kV transformer substations of the Yuxi power supply office is achieved, 106 fault recording devices of 64 transformer substations are accessed in total, and the capacity of configurable power quality monitoring points is greatly increased to over 1000 from 30 in the past.
The simulation event test is carried out on the project site, a tester signal source is simultaneously accessed into the electric energy quality monitoring device and the fault recorder 32, the simulation test of the electric energy quality events item by item is carried out, the acquisition precision, the event identification and the processing capability of the system are verified by comparing test results, and the results show that: although the acquisition precision of the wave recorder is slightly lower than that of a power quality monitoring device, the wave recorder is superior to the standard requirement, the event identification capability of the system is excellent, the situations of missed report and wrong report do not exist, and the system has obvious advantages in the aspects of monitoring point capacity, file uploading, early warning, releasing and the like.
The wide-area power quality evaluation system based on the fault recording big data drive has the advantages of high sampling rate, large channel capacity, high starting sensitivity, comprehensive electrical parameter reflection, wide distribution of fault recorders in the acquisition system, high access rate through a scheduling data network, good data and link foundation, and continuous optimization of a characteristic database through an empirical value accumulation and self-learning mechanism.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a wide area electric energy quality evaluation system based on big data drive of trouble record ripples, includes wide area electric energy quality evaluation system (1), the input of wide area electric energy quality evaluation system (1) is connected with communication system (2)'s output, its characterized in that: the input end of the communication system (2) is connected with the output end of the acquisition system (3), the output end of the wide-area power quality evaluation system (1) is connected with the input end of the release system (4), the wide-area power quality evaluation system (1) is in bidirectional connection with the management system (5), the wide-area power quality evaluation system (1) is in bidirectional connection with the analysis system (6), the acquisition system (3) comprises a wave recording master station system (31) and an electrical parameter acquisition module (33), the output end of the electrical parameter acquisition module (33) is connected with the input end of a fault wave recorder (32), and the fault wave recorder (32) is in bidirectional connection with the wave recording master station system (31);
the communication system (2) comprises a control center (21), the output of the control center (21) is connected with the input of a dispatch data network (22), and the output of the control center (21) is connected with the input of a communication server (23).
2. The wide-area power quality assessment system based on fault recording big data driving according to claim 1, characterized in that: the output of the control center (21) is connected with the input of the link monitoring (24), the output of the control center (21) is connected with the input of the configuration management (25), and the output of the control center (21) is connected with the input of the file calling (26).
3. The wide-area power quality assessment system based on fault recording big data driving according to claim 2, characterized in that: the release system (4) comprises a WEB server (41), wherein the output end of the WEB server (41) is connected with the input end of a WEB page (42), and the output end of the WEB server (41) is connected with the input end of a mobile phone short message (43).
4. The wide-area power quality assessment system based on fault recording big data driving according to claim 3, characterized in that: the analysis system (6) comprises an analysis server (61), a recording file analysis unit (62) and a database server (63), wherein the output end of the analysis server (61) is connected with the input end of the recording file analysis unit (62), and the analysis server (61) is in bidirectional connection with the database server (63).
5. The wide-area power quality assessment system based on fault recording big data driving according to claim 4, characterized in that: the management system (5) comprises an application server (51), wherein the output end of the application server (51) is connected with the input end of the workstation (52), the output end of the application server (51) is connected with the input end of the power quality event checking module (53), and the output end of the application server (51) is connected with the input end of the power quality event counting module (54).
6. The wide-area power quality assessment system based on fault recording big data driving according to claim 5, characterized in that: the output end of the application server (51) is connected with the input end of the power quality event management module (55), and the output end of the application server (51) is connected with the input end of the power quality event configuration module (56).
7. The wide-area power quality assessment system based on fault recording big data driving according to claim 6, characterized in that: the oscillographic file analyzing unit (62) includes a channel sort (621), the output of the channel sort (621) is connected to the input of the feature quantity extraction (622), and the output of the feature quantity extraction (622) is connected to the input of the feature quantity calculation (623), the output of the feature quantity calculation (623) is connected to the input of the feature library comparison (624), and the output of the feature library comparison (624) is connected to the input of the auxiliary decision (625).
8. The wide-area power quality assessment system based on fault recording big data driving according to claim 7, characterized in that: the design method of the wide-area power quality evaluation system specifically comprises the following steps:
s1, a wave recording master station system (31) in an acquisition system controls a fault wave recorder (32) to monitor a power grid, an electrical parameter acquisition module (33) acquires analog quantity data of a secondary system of the power grid, the acquired data are transmitted to the fault wave recorder (32), a wave recording file is generated by the fault wave recorder (32) and transmitted to the wave recording master station system (31), and the acquisition system (3) transmits acquired data information to a communication server (23) at a scheduling end;
s2, a control center (21) in the communication system (2) controls a link monitoring unit (24) to complete real-time monitoring of link on-off conditions, a configuration management unit (25) completes configuration and management of parameters between the system and a wave recording master station system (31) and a station-side wave recorder, a file calling unit (26) completes calling of a fault wave recording file, and the communication system (2) transmits the wave recording file containing a monitoring point to an analysis system (6) after screening the wave recording file through a wide area power quality evaluation system (1);
s3, a recording file analysis unit (62) is responsible for sorting channels related to monitoring points from a plurality of channels contained in a recording file, an analysis server (61) extracts, analyzes and calculates characteristic parameters related to power quality in the channels, finds power quality events and marks the power quality events, writes the recording files containing the events, event reports and auxiliary decisions into a database server (63) for sharing by all subsystems, and transmits analysis results of the power quality events to a wide-area power quality evaluation system (1);
s4, main function software of the system is deployed on an application server (51) in the management system (5) and is responsible for finishing the checking, counting, managing and configuring of the power quality event, editing the early warning information of the power quality event and transmitting the early warning information to the release system (4);
and S5, the issuing system (4) is responsible for completing issuing of the electric energy quality event early warning information provided by the management system (5) on a WEB page (42) and a mobile phone short message (43) and authority management of a user to be issued, and the issuing system (4) can carry out positioning, responsibility determination and directional accurate information pushing according to the setting of the user authority management.
9. The wide-area power quality assessment system based on fault recording big data driving according to any one of claims 1 to 8, characterized in that: the wide-area power quality evaluation system is applied to a wave recorder.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248047A (en) * | 2013-05-15 | 2013-08-14 | 国家电网公司 | Grid wide area control protecting system |
| CN203233238U (en) * | 2013-04-27 | 2013-10-09 | 四川省电力公司广元电业局 | Intelligent type fault recording online management system |
| CN205029431U (en) * | 2015-03-19 | 2016-02-10 | 国家电网公司 | Automatic equipment system that issues of power system fault information |
| CN106849367A (en) * | 2017-04-18 | 2017-06-13 | 广州供电局有限公司 | A kind of transformer station's remote online monitoring and state evaluating method |
| CN106993002A (en) * | 2017-06-06 | 2017-07-28 | 云南电网有限责任公司 | A kind of cloud dissemination method of Fault Recorder Information |
| CN107069966A (en) * | 2017-04-18 | 2017-08-18 | 广州供电局有限公司 | A kind of transformer station's remote online monitoring and status assessing system |
| CN108666992A (en) * | 2018-05-21 | 2018-10-16 | 海南电网有限责任公司 | Electric network fault comprehensive analysis platform and working method |
Family Cites Families (1)
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| US20090070168A1 (en) * | 2007-09-07 | 2009-03-12 | Power Measurement Ltd. | Enterprise energy management system with social network approach to data analysis |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203233238U (en) * | 2013-04-27 | 2013-10-09 | 四川省电力公司广元电业局 | Intelligent type fault recording online management system |
| CN103248047A (en) * | 2013-05-15 | 2013-08-14 | 国家电网公司 | Grid wide area control protecting system |
| CN205029431U (en) * | 2015-03-19 | 2016-02-10 | 国家电网公司 | Automatic equipment system that issues of power system fault information |
| CN106849367A (en) * | 2017-04-18 | 2017-06-13 | 广州供电局有限公司 | A kind of transformer station's remote online monitoring and state evaluating method |
| CN107069966A (en) * | 2017-04-18 | 2017-08-18 | 广州供电局有限公司 | A kind of transformer station's remote online monitoring and status assessing system |
| CN106993002A (en) * | 2017-06-06 | 2017-07-28 | 云南电网有限责任公司 | A kind of cloud dissemination method of Fault Recorder Information |
| CN108666992A (en) * | 2018-05-21 | 2018-10-16 | 海南电网有限责任公司 | Electric network fault comprehensive analysis platform and working method |
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