CN112398223A - Power distribution automation defect management system and method - Google Patents
Power distribution automation defect management system and method Download PDFInfo
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- CN112398223A CN112398223A CN202011258288.4A CN202011258288A CN112398223A CN 112398223 A CN112398223 A CN 112398223A CN 202011258288 A CN202011258288 A CN 202011258288A CN 112398223 A CN112398223 A CN 112398223A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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Abstract
The invention discloses a power distribution automation defect management system and a method, relating to the field of power distribution automation defect management, and the technical scheme is as follows: the dispatching control center carries out manual inspection and analysis on the abnormity and safety abnormity of the main station every day, detects defects in daily practical application, and initiates a defect flow in the system after confirming the defects; in the abnormity found by the main station, the defects need to be analyzed and classified by the power distribution network, the abnormity, the communication abnormity and the terminal abnormity of the main station are checked on the defect comprehensive monitoring page through pushing, the running state of the equipment can be mastered in real time corresponding to the defects of the main station, the communication defects, the terminal defects and the incorrect topology, the working requirements are met, the sources of the defects are accurately identified, and a plurality of defects can be found and prevented.
Description
Technical Field
The present invention relates to the field of power distribution automation defect management, and more particularly, to a power distribution automation defect management system and method.
Background
At present, a power distribution network is used as a terminal link of a power grid supply chain, is directly oriented to the society and power terminal users to supply power, and is an important component of a power grid. In recent years, with the development of economy, the requirements of people on power supply service and electric energy quality are higher and higher, and the significance and the urgent need for constructing an intelligent power distribution network with the characteristics of informatization, automation and interaction are significant. Distribution automation is an important technical means for improving the dispatching operation control and fault handling capacity and improving the operation, maintenance and overhaul capacity of a distribution network.
However, at present, due to the fact that power distribution automation operation experience is still relatively deficient, only defect types are judged and simply processed for defect analysis in the actual operation and maintenance process, and defect sources are difficult to accurately identify, so that many defects cannot be found and isolated fundamentally.
Disclosure of Invention
The invention aims to provide a power distribution automation defect management system and method, which can master the running state of equipment in real time and meet the working requirement, thereby realizing accurate identification of defect sources and enabling a plurality of defects to be discovered and isolated.
The technical purpose of the invention is realized by the following technical scheme: a power distribution automation defect management method, comprising the steps of: (1) the dispatching control center carries out manual inspection and analysis on the abnormity and safety abnormity of the main station every day, detects defects in daily practical application, and initiates a defect flow in the system after confirming the defects; in the abnormity found by the main station, the power distribution network is required to analyze and classify the defects, and the defects correspond to the main station defects, the communication defects, the terminal defects and the topology is incorrect;
(2) the transformer substation outgoing line breaker detects a fault signal and trips;
(3) the master station receives the switch deflection and accident signal information of the outgoing line breaker CB1, and sends a remote control brake opening command to isolate the fault efficiency;
(4) and after the line fault isolation is successful, the main station sends a remote control closing command, closes the line interconnection switch and recovers the normal power supply of the non-fault line section.
(5) The automation class finishes the feeder automation action report in 1 working day, submits to a communication company, a power distribution operation and inspection room technical group, allocates and registers records and copies to an operation and inspection part through OA.
Preferably, the defects of the main station in the step (1) include program error conditions, the program error conditions are preliminarily confirmed by an automatic team within 1 working day, simple results are copied to a transportation and inspection part, a power distribution transportation and inspection room technical group and a distribution debugging, a problem approval program is started at the same time, the power distribution transportation and inspection room leads and related manufacturers cooperate to complete reason analysis and complete solution formulation within 2 working days, the automatic team completes a feed line automatic action report within 1 working day according to the results, and the power distribution room technical group and the distribution debugging record are submitted and copied to the transportation and inspection part through an OA.
Preferably, the communication defect in the step (1) includes a situation that an overcurrent signal is missed due to a communication terminal and a channel fault, an automation team completes preliminary confirmation within 1 working day, a simple result OA is copied to a communication company, a transportation inspection part, a power distribution transportation inspection room technical group and a distribution debugging, a problem approval program is started at the same time, the communication company leads, the power distribution transportation inspection room is matched, related units and manufacturers are organized to perform on-site investigation and synchronous defect processing, reason analysis is completed within 3 working days, if partial defect elimination work cannot be completed synchronously, a conventional defect elimination flow is started by filling a defect record, an automation team completes a feeder line action report within 1 working day according to on-site investigation and processing results, and submits the feeder line action report to the communication company, the power distribution transportation inspection room technical group and the distribution debugging record through the OA and copies the transportation inspection part.
Preferably, the terminal defects in the step (1) include terminal overcurrent signal missing transmission and mistransmission caused by non-communication reasons, the automatic team completes preliminary confirmation within 1 working day, simple results OA are copied to the transportation and inspection part, the power distribution transportation and inspection room technical group and debugging, a problem approval program is started at the same time, the power distribution transportation and inspection room leads, relevant units and terminal operation and maintenance manufacturers cooperate to carry out on-site inspection and synchronously carry out defect processing, the reason analysis is completed within 3 working days, if partial defect elimination work cannot be completed synchronously, a conventional defect elimination flow is started by filling defect records, the automatic team completes a feed line automatic action report within 1 working day according to the on-site inspection and processing results, the power distribution transportation and inspection room technical group and the debugging standby case are submitted through OA, and the transportation and inspection part is copied.
Preferably, the topology incorrect in the step (1) includes fault location error and failure of feeder automation, the automation team completes preliminary confirmation within 1 working day, and the simple results OA are copied to the transportation inspection part, the power distribution transportation inspection room technical group and the distribution debugging, meanwhile, a problem approval program is started, the power distribution transportation inspection room is used for dragging heads, related teams and manufacturers are organized to inspect the GIS and the graphs and the topology in the power distribution main station, reason analysis and graph-model correction are completed within 3 working days, the automation team completes the feeder automation action report within 1 working day according to the on-site investigation and processing results, and the information company, the power distribution transportation inspection room technical group and the distribution debugging record are submitted through OA and are copied to the transportation inspection part.
The invention also aims to provide a distribution automation defect management system which adopts an EPON (passive optical network) technology and supports standard communication protocols such as IEC60870-5.101/104 and the like, and comprises a fault positioning module, a non-fault area recovery power supply module and a multi-fault processing module, wherein the fault positioning module is used for: the distribution automation master station rapidly and automatically positions a fault position according to fault information transmitted by a distribution terminal, automatically calls a wiring diagram of the fault point on a computer display or a mobile terminal of a dispatcher workstation, analyzes switches on two sides of the specific fault position according to a network topology structure, automatically carries out remote control operation and realizes isolation of a fault area; the non-failure area recovery power supply module: the recovery power supply of the non-fault section of the line is automatically carried out by the automatic master station, and the integrated automatic control between the dispatching automation system and the distribution automation system is completed by adopting a system direct interface mode and a flow control means, so that the recovery power supply of the non-fault section is realized; the multiple fault processing module: the distribution network has multiple faults at the same time, and a fault processing program of the distribution automation master station can analyze and process the faults at the same time, so that the priority of the importance degree of the faults is automatically divided, and a dispatcher can process the most serious faults preferentially.
Preferably, the recovery power supply of the non-fault section of the line is carried out in a man-machine interaction mode.
Preferably, the multiple fault handling module includes: for the fault points related in a close distance, the main station fault processing program can correctly coordinate the target power supplies of the fault points, and correctly implement fault isolation and network reconstruction.
The invention has the beneficial effects that: firstly, the running state of the equipment can be mastered in real time, and the working requirements are met, so that the defect source can be accurately identified, and a plurality of defects can be found and prevented.
Second, the primary station fault handlers can properly coordinate their target power supplies, properly implement fault isolation and network reconfiguration.
Detailed Description
The present invention will be described in further detail.
Examples
A power distribution automation defect management system and method includes the following steps: (1) the dispatching control center carries out manual inspection and analysis on the abnormity and safety abnormity of the main station every day, detects defects in daily practical application, and initiates a defect flow in the system after confirming the defects; in the abnormity found by the main station, the power distribution network is required to analyze and classify the defects, and the defects correspond to the main station defects, the communication defects, the terminal defects and the topology is incorrect;
(2) the transformer substation outgoing line breaker detects a fault signal and trips;
(3) the master station receives the switch deflection and accident signal information of the outgoing line breaker CB1, and sends a remote control brake opening command to isolate the fault efficiency;
(4) and after the line fault isolation is successful, the main station sends a remote control closing command, closes the line interconnection switch and recovers the normal power supply of the non-fault line section.
(5) The automation class finishes the feeder automation action report in 1 working day, submits to a communication company, a power distribution operation and inspection room technical group, allocates and registers records and copies to an operation and inspection part through OA.
The defects of the main station in the step (1) comprise program error conditions, the program error conditions are preliminarily confirmed by an automatic team within 1 working day, simple results are copied to a transportation inspection part, a power distribution transportation inspection room technical group and a distribution debugging, a problem approval program is started at the same time, the power distribution transportation inspection room leads and related manufacturers cooperate to complete reason analysis and complete solution scheme compilation within 2 working days, the automatic team completes a feeder automation action report within 1 working day according to the results, and the power distribution room technical group and the distribution debugging record are submitted and copied to the transportation inspection part through an OA.
The communication defects stated in the step (1) include the condition that the communication terminal and the channel are failed to cause the transmission of an overcurrent signal, the automatic team completes the preliminary confirmation within 1 working day, and the simple result OA is copied to the communication company, the operation and inspection department, the distribution operation and inspection room technical group and the distribution, and simultaneously starts the problem approval program, the communication company leads, the distribution operation and inspection room is matched, the organization related units and the factories carry out the on-site investigation and synchronously develop the defect processing, the reason analysis is completed within 3 working days, if part of the defect elimination work can not be completed synchronously, the conventional defect elimination process is started by filling the defect record, the automatic team completes the feed line automatic action report within 1 working day according to the on-site investigation and processing result, and submits the communication company, the distribution operation and inspection room technical group and the distribution record and the distribution to the operation and inspection department through the OA.
The method comprises the steps that (1) the defects of the terminal are written, wherein the defects of the terminal comprise terminal overcurrent signal missing transmission and mistransmission caused by non-communication reasons, an automatic team completes primary confirmation within 1 working day, simple results OA are copied to a transportation inspection part, a power distribution transportation inspection room technical group and distribution debugging, a problem approval program is started at the same time, the power distribution transportation inspection room leads, relevant units and a terminal operation and maintenance manufacturer are matched to carry out field inspection and synchronously carry out defect treatment, the reason analysis is completed within 3 working days, a conventional defect elimination process is started by filling defect records if partial defect elimination work cannot be completed synchronously, the automatic team completes an automatic feeder action report within 1 working day according to the field inspection and treatment results, and the OA is used for submitting the power distribution transportation inspection room technical group and distribution debugging record and copying and transmitting to the transportation inspection part.
The topology described in the step (1) is incorrect, including fault location error and failure of feeder automation, the automation team completes the preliminary confirmation within 1 working day and transmits the simple results OA to the inspection part, the technical group of the power distribution inspection room and the allotment, meanwhile, a problem approval program is started, the power distribution inspection room takes lead, related teams and factories examine graphs and topologies in the GIS and the power distribution main station, the analysis of reasons and the correction of the graph model are completed in 3 working days, the automatic team completes the feeder automation action report in 1 working day according to the on-site investigation and processing results, the OA is used for submitting a communication company, a power distribution operation and inspection room technical group and a distribution and debugging record, and the recording and operation and inspection part can master the operation state of the equipment in real time and meet the working requirements, so that the defect sources can be accurately identified, and a plurality of defects can be found and isolated.
A distribution automation defect management system adopts an EPON technology to support standard communication protocols such as IEC60870-5.101/104 and the like, and comprises a fault positioning module, a non-fault area recovery power supply module and a multi-fault processing module, wherein the fault positioning module comprises: the distribution automation master station rapidly and automatically positions a fault position according to fault information transmitted by a distribution terminal, automatically calls a wiring diagram of the fault point on a computer display or a mobile terminal of a dispatcher workstation, analyzes switches on two sides of the specific fault position according to a network topology structure, automatically carries out remote control operation and realizes isolation of a fault area; the non-failure area recovery power supply module: the recovery power supply of the non-fault section of the line is automatically carried out by the automatic master station, and the integrated automatic control between the dispatching automation system and the distribution automation system is completed by adopting a system direct interface mode and a flow control means, so that the recovery power supply of the non-fault section is realized; a multiple fault handling module: the method is characterized in that a plurality of faults occur simultaneously in the power distribution network, a fault processing program of the power distribution automation master station can analyze and process the faults simultaneously, priority of importance degree of the faults is divided automatically, a dispatcher can process the most serious faults preferentially, power restoration of a non-fault section of a line is carried out in a man-machine interaction mode, and in addition, for the fault points related to a short distance, the fault processing program of the master station can correctly coordinate target power supplies of the fault points, and fault isolation and network reconstruction are correctly implemented.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. A power distribution automation defect management method, comprising the steps of: (1) the dispatching control center carries out manual inspection and analysis on the abnormity and safety abnormity of the main station every day, detects defects in daily practical application, and initiates a defect flow in the system after confirming the defects; in the abnormity found by the main station, the power distribution network is required to analyze and classify the defects, and the defects correspond to the main station defects, the communication defects, the terminal defects and the topology is incorrect;
(2) the transformer substation outgoing line breaker detects a fault signal and trips;
(3) the master station receives the switch deflection and accident signal information of the outgoing line breaker CB1, and sends a remote control brake opening command to isolate the fault efficiency;
(4) after the line fault isolation is successful, the main station sends a remote control closing command, closes a line contact switch and recovers the normal power supply of a non-fault line section;
(5) the automation class finishes the feeder automation action report in 1 working day, submits to a communication company, a power distribution operation and inspection room technical group, allocates and registers records and copies to an operation and inspection part through OA.
2. The power distribution automation defect management method of claim 1, wherein: the defects of the main station in the step (1) comprise program error conditions, the program error conditions are preliminarily confirmed by an automatic team within 1 working day, simple results are copied to a transportation inspection part, a power distribution transportation inspection room technical group and a distribution debugging, a problem approval program is started at the same time, the power distribution transportation inspection room leads and related manufacturers cooperate to complete reason analysis and complete solution scheme compilation within 2 working days, the automatic team completes a feeder automation action report within 1 working day according to the results, and the power distribution room technical group and the distribution debugging record are submitted and copied to the transportation inspection part through an OA.
3. The power distribution automation defect management method of claim 1, wherein: the communication defects stated in the step (1) include the condition that the communication terminal and the channel are failed to cause the transmission of an overcurrent signal, the automatic team completes the preliminary confirmation within 1 working day, and the simple result OA is copied to the communication company, the operation and inspection department, the distribution operation and inspection room technical group and the distribution, and simultaneously starts the problem approval program, the communication company leads, the distribution operation and inspection room is matched, the organization related units and the factories carry out the on-site investigation and synchronously develop the defect processing, the reason analysis is completed within 3 working days, if part of the defect elimination work can not be completed synchronously, the conventional defect elimination process is started by filling the defect record, the automatic team completes the feed line automatic action report within 1 working day according to the on-site investigation and processing result, and submits the communication company, the distribution operation and inspection room technical group and the distribution record and the distribution to the operation and inspection department through the OA.
4. The power distribution automation defect management method of claim 1, wherein: the method comprises the steps that (1) the defects of the terminal are written, wherein the defects of the terminal comprise terminal overcurrent signal missing transmission and mistransmission caused by non-communication reasons, an automatic team completes primary confirmation within 1 working day, simple results OA are copied to a transportation inspection part, a power distribution transportation inspection room technical group and distribution debugging, a problem approval program is started at the same time, the power distribution transportation inspection room leads, relevant units and a terminal operation and maintenance manufacturer are matched to carry out field inspection and synchronously carry out defect treatment, the reason analysis is completed within 3 working days, a conventional defect elimination process is started by filling defect records if partial defect elimination work cannot be completed synchronously, the automatic team completes an automatic feeder action report within 1 working day according to the field inspection and treatment results, and the OA is used for submitting the power distribution transportation inspection room technical group and distribution debugging record and copying and transmitting to the transportation inspection part.
5. The distribution automation defect management method of claim 1, wherein the topology is incorrect in step (1) including fault location and feeder automation failure, the automation team completes preliminary confirmation within 1 working day, the simple results OA are reported to the transportation department, the distribution transportation room technical group and the distribution debugging, the problem approval program is started, the distribution transportation room is used for dragging, the relevant team and manufacturer are organized to check the GIS and the graph and topology in the distribution main station within 3 working days, the reason analysis and the graph-model correction are completed within 3 working days, the automation team completes the feeder automation action report within 1 working day according to the on-site inspection and processing results, and the information company, the distribution transportation room technical group and the distribution debugging record are submitted through OA and are reported to the transportation department.
6. A distribution automation defect management system is characterized in that: the optical fiber communication passive optical network (EPON) technology is adopted to support standard communication protocols such as IEC60870-5.101/104 and the like, and the EPON technology comprises a fault positioning module, a non-fault area recovery power supply module and a multi-fault processing module, wherein the fault positioning module: the distribution automation master station rapidly and automatically positions a fault position according to fault information transmitted by a distribution terminal, automatically calls a wiring diagram of the fault point on a computer display or a mobile terminal of a dispatcher workstation, analyzes switches on two sides of the specific fault position according to a network topology structure, automatically carries out remote control operation and realizes isolation of a fault area; the non-failure area recovery power supply module: the recovery power supply of the non-fault section of the line is automatically carried out by the automatic master station, and the integrated automatic control between the dispatching automation system and the distribution automation system is completed by adopting a system direct interface mode and a flow control means, so that the recovery power supply of the non-fault section is realized; the multiple fault processing module: the distribution network has multiple faults at the same time, and a fault processing program of the distribution automation master station can analyze and process the faults at the same time, so that the priority of the importance degree of the faults is automatically divided, and a dispatcher can process the most serious faults preferentially.
7. The power distribution automation defect management system of claim 6 wherein: and the recovery power supply of the non-fault section of the line is carried out in a man-machine interaction mode.
8. The power distribution automation defect management system of claim 6 wherein: the multiple fault handling module comprises: for the fault points related in a close distance, the main station fault processing program can correctly coordinate the target power supplies of the fault points, and correctly implement fault isolation and network reconstruction.
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| CN103618297A (en) * | 2013-07-17 | 2014-03-05 | 国家电网公司 | High-efficiency and high-reliability fault processing method aiming at complex power distribution network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114816497A (en) * | 2022-04-18 | 2022-07-29 | 南京航空航天大学 | Link generation method based on BERT pre-training model |
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Application publication date: 20210223 |