CN202978442U - Distributed/autonomous-type fault recovery system - Google Patents

Distributed/autonomous-type fault recovery system Download PDF

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Publication number
CN202978442U
CN202978442U CN201220745027XU CN201220745027U CN202978442U CN 202978442 U CN202978442 U CN 202978442U CN 201220745027X U CN201220745027X U CN 201220745027XU CN 201220745027 U CN201220745027 U CN 201220745027U CN 202978442 U CN202978442 U CN 202978442U
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China
Prior art keywords
fault
distributed
autonomous
recovery system
fault recovery
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CN201220745027XU
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Inventor
丁强
刘林
柳传强
李元香
李晓明
张作峰
赵传强
余福振
王海霞
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Dongfang Electronics Co Ltd
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Dongfang Electronics Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location

Abstract

The utility model discloses a distributed/autonomous-type fault recovery system. The distributed/autonomous-type fault recovery system comprises power distribution automation terminal devices which are connected with a plurality of sets of power distribution primary equipment in distribution lines through cables in a one-to-one correspondence manner. The distributed/autonomous-type fault recovery system further comprises a communication module which is connected computer background; and the plurality of power distribution automation terminal devices are respectively connected with the communication module. According to the distributed/autonomous-type fault recovery system of the utility model, distributed/autonomous-type processing technology is adopted; and the distributed/autonomous-type processing technology is different from centralized processing technology in the prior art in that fault processing time is shortened. Through adopting background technology, topological structure of the lines and operation state of switches can be monitored real time; whole fault process can be stored, and the playback of full-form fault process can be realized; and subsequent technology research and fault analysis can be supported.

Description

A kind of Distributed Autonomous formula fault recovery system
Technical field
The utility model relates to electric power system distribution automation field, is specifically related to a kind of Distributed Autonomous formula fault recovery system.
Background technology
Along with the reform of China's power system operation system, each Utilities Electric Co. was transformed into the economic entity of independent operating gradually in recent years, and this just makes them all more pay attention to the management of electrical network than ever.On the other hand, the user requires more and more higher to the quality of power supply, and higher to the distribution automation functional requirement of troubleshooting.
Distribution automation refers to the automation processing procedure of fault on distribution line, after referring to that fault occurs, determines timely and accurately fault section, and rapid isolated fault section also recovers the process of non-fault section power supply.Power distribution automation comprises feeder automation and the interior switching station automation of switching station that is applied on feeder line.
Existing distribution network feeder automated system generally comprises three-decker mainly based on main website, and namely main website layer, substation layer and terminating layer, rely on communication system and carry out the mutual of information between different layers.Generally, terminal realizes obtaining of fault message, location and the isolation of fault point realized in the substation, main website realizes the recovery control of non-fault zone, and only have the intercommunication mutually by main website layer, substation layer and terminating layer to coordinate, just can complete the each task of troubleshooting, when main station system is paralysed with ineffective.
The utility model content
Technical problem to be solved in the utility model is, a kind of Distributed Autonomous formula fault recovery system is provided, the realization of completing to the feeder fault processing procedure does not rely on main station system or the artificial Intelligent processing system that participates in, and depends on the defective of main website to overcome existing distribution network feeder automated system.
For achieving the above object, the utility model provides following technical scheme:
A kind of Distributed Autonomous formula fault recovery system, it is characterized in that: comprise the distribution power automation terminal device that is connected with several distribution primary equipments on distribution line correspondingly for by cable, also comprise the communication module that is connected with computer background, described several distribution power automation terminal devices are connected with described communication module respectively.
Described distribution power automation terminal device is feeder-terminal-unit or switching station automation equipment.
Described communication module is ethernet module or EPON net module.
The beneficial effects of the utility model:
The utility model adopts the treatment technology of Distributed Autonomous formula, distinguishes the technology that focuses on before, has shortened the time of troubleshooting.Each distribution power automation terminal device can obtain switching information and the fault message in whole circuit, and whole feeder fault processing procedure is comprehensively completed on Information base, and therefore the accuracy of whole feeder fault processing procedure is very high; When abnormal conditions occurring in whole circuit, such as communication disruption in certain distribution primary equipment and distribution power automation terminal device communication disruption, processing procedure, in circuit, other distribution power automation terminal devices still can be made correct judgement and processing.
And described feeder fault processing procedure can be carried out real time inspection by the backstage, and viewing content comprises deciliter state and the electric current of line topological structure, switch; When breaking down, autostore failure process information, convenient holotype attitude playback fault treating procedure in the future.
Description of drawings
Fig. 1 is the line topological structural representation of the Distributed Autonomous formula fault recovery system of the utility model embodiment 1.In figure, D1 represents power supply point 1, and D2 represents power supply point 2.
Embodiment
Below in conjunction with accompanying drawing, by way of example the technical solution of the utility model is clearly and completely described.
Operational system of the present utility model comprises be used to several distribution primary equipments that are connected to distribution line (between D1 and D2), also comprise several distribution power automation terminal devices that are connected correspondingly by cable with described several distribution primary equipments, also comprise the communication module that is connected with computer background, described distribution power automation terminal device is connected with described communication module respectively.
Described distribution power automation terminal device refers to FTU or DTU; Described FTU is the abbreviation of feeder-terminal-unit, and described DTU is the abbreviation of switching station automation equipment.Described communication module is ethernet module or EPON net module.
As shown in Figure 1, described Distributed Autonomous formula fault recovery system comprises that a plurality of distribution power automation terminal device DTU1~DTU6(also can be FTU according to actual conditions distribution power automation terminal device, herein all take DTU as example).DTU1~DTU6 connects a distribution primary equipment by communication cable respectively, is used for Real Time Monitoring interior panel switches (KG) state of distribution primary equipment separately, collects state information and the fault message of panel switches.
Wherein DTU1 monitors panel switches KG1, DTU2 monitoring panel switches KG2-1 and KG2-2, DTU3 monitoring panel switches KG3-1 and KG3-2, DTU4 monitoring panel switches KG4-1, KG4-2, KG4-3, KG4-4 and KG4-5, DTU5 monitoring panel switches KG5-1 and KG5-2, DTU6 monitoring panel switches KG6.
Wherein KG3-2 is interconnection switch, is normally open under normal circumstances.
For the ease of understanding feeder fault processing procedure of the present utility model, the below illustrates: the assumed fault point occurs in KG3-1 with between KG2-2, when breaking down, the gate out switch KG1 of transformer station trip protection, this moment, the electric current by KG1, KG2-1 and KG2-2 was because short circuit causes electric current excessive, produce fault-signal, this moment, DTU2 detected KG2-1 and KG2-2 all has fault-signal, and detecting KG3-1, DTU3 there is no fault-signal, failure judgement point KG2-2 with the zone between KG3-1 in, the fault location success; After the fault location success, DTU2 remote control KG2-2 tripping operation, DTU3 remote control KG3-1 tripping operation, Fault Isolation success; After the Fault Isolation success, judge with the initialization scheme according to the line topological structure, interconnection switch KG3-2 needs to close a floodgate not in the fault zone side, and the gate out switch KG1 of transformer station can close a floodgate not in the fault zone side, recovers the power supply of non-fault zone.So far, whole feeder fault is finished dealing with.
The distribution power automation terminal device DTU1, the DTU6 that wherein monitor the gate out switch KG1 of transformer station, KG6 are independent equality with the communication between the DTU2~DTU5 of other switches of monitoring.Due to independent equality between each distribution power automation terminal device, so whole feeder fault processing procedure does not need main website to participate in, do not need artificial participation yet.
In the utility model embodiment, each distribution power automation terminal device can obtain switching information and the fault message in whole circuit, whole feeder fault processing procedure is comprehensively completed on Information base, and therefore the accuracy of whole feeder fault processing procedure is very high; When abnormal conditions occurring in whole circuit, such as certain distribution power automation terminal device communication disruption, in circuit, other distribution power automation terminal devices still can be made correct judgement with action.
Described feeder fault processing procedure can be carried out real time inspection by the backstage, and viewing content comprises deciliter state and the electric current of line topological structure, switch, when breaking down, and autostore failure process information, convenient holotype attitude playback fault treating procedure in the future.

Claims (3)

1. Distributed Autonomous formula fault recovery system, it is characterized in that: comprise the distribution power automation terminal device that is connected with several distribution primary equipments on distribution line correspondingly for by cable, also comprise the communication module that is connected with computer background, described several distribution power automation terminal devices are connected with described communication module respectively.
2. Distributed Autonomous formula fault recovery system as claimed in claim 1, it is characterized in that: described distribution power automation terminal device is feeder-terminal-unit or switching station automation equipment.
3. Distributed Autonomous formula fault recovery system as claimed in claim 1 or 2, it is characterized in that: described communication module is ethernet module or EPON net module.
CN201220745027XU 2012-12-29 2012-12-29 Distributed/autonomous-type fault recovery system Active CN202978442U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220745027XU CN202978442U (en) 2012-12-29 2012-12-29 Distributed/autonomous-type fault recovery system

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Application Number Priority Date Filing Date Title
CN201220745027XU CN202978442U (en) 2012-12-29 2012-12-29 Distributed/autonomous-type fault recovery system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104734125A (en) * 2013-12-23 2015-06-24 国家电网公司 Failure processing method and device of power grid hybrid line
CN104882867A (en) * 2014-02-27 2015-09-02 国家电网公司 Power distribution network self-healing control method and system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104734125A (en) * 2013-12-23 2015-06-24 国家电网公司 Failure processing method and device of power grid hybrid line
CN104882867A (en) * 2014-02-27 2015-09-02 国家电网公司 Power distribution network self-healing control method and system

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