CN202696288U - Rapid on site self-healing apparatus and system for power distribution network fault - Google Patents
Rapid on site self-healing apparatus and system for power distribution network fault Download PDFInfo
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- CN202696288U CN202696288U CN 201220396153 CN201220396153U CN202696288U CN 202696288 U CN202696288 U CN 202696288U CN 201220396153 CN201220396153 CN 201220396153 CN 201220396153 U CN201220396153 U CN 201220396153U CN 202696288 U CN202696288 U CN 202696288U
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Abstract
The utility model discloses a rapid on site self-healing apparatus and a system for power distribution network faults, and the apparatus mainly comprises a remote measuring module, a remote signaling module, a remote control module, a CPU module, an IEC 60870-101/104 protocol module, a rapid on site self-healing logic module, a 101/104-61850 transition adapter module, a mutual inductor module, and a switch module; and the utility model also discloses a self-healing system formed by the self-healing apparatus, the rapid on site self-healing apparatus for the power distribution network faults is connected with a power distribution main station through a light outlet switch module, so the system is formed. The rapid on site self-healing apparatus and the system for power distribution network faults can rapid and fast isolate the faults of the power distribution network system before a reclosing of a transformer happens, time of whole process is kept in a millisecond level, power failure time of users is greatly reduced, artificial and the main station interventions are not needed in the whole self-healing process, full automation of positioning and isolating of the faults and automation of power supply recovery are realized, and the self-healing apparatus and the system is high in reliability, fast in self-healing speed, and preferably adapt to development requirements of automation and intelligentization of the power distribution network.
Description
Technical field
The utility model belongs to distribution network automated field, relates in particular to a kind of distribution network failure fast on the spot self-healing device and system.
Background technology
Along with the development of China's intelligent grid, low and medium voltage distribution network and distribution network automatedly obtained increasing concern, in recent years development is rapidly.The direct user oriented of power distribution network is the key link that guarantees power supply quality, improves operation of power networks efficient, so the intellectuality of power distribution network is the most important thing that intelligent grid is built, and wherein the construction of distribution line failure self-healing function is an important ring.
Distribution network failure fast on the spot self-healing system refer to when distribution line or equipment break down, do not need or only need a small amount of manual operation, can reach the isolation of fault point and other non-fault line and equipment are restored electricity, prevent a kind of new system of user's loss of outage.The content of this system comprises automatic trouble diagnosis, fault location, Fault Isolation and restores electricity, its target be reduce customer outage hours, improve the customer power supply reliability, improve power supply enterprise's operating efficiency, manpower and materials that Reduction of failure is processed.
Power distribution network directly links to each other with the user, be with the final approach of power delivery to the user, thereby the safe and reliable operation of distribution line is directly connected to the customer power supply reliability.Yet the fault of distribution line is inevitable, and for the troubleshooting of distribution line, numerous scholars and work about electric power person have launched a large amount of and deep research.Wherein, for fault location, isolation, recovery, distribution network automated technology has been proposed.Critical function as electrical power distribution automatization system, feeder automation to distribution network failure accurately locate, rapidly isolated fault and recover the power supply of non-fault zone and mainly realized by dual mode, one is based on the field data of distribution terminal monitoring, adopts the method for artificial line walking, artificial location, artificial isolation to process; The 2nd, operation in tandem is controlled according to the distribution terminal internal logic circuit breaker and isolating switch realize that automatic fault isolation, power supply recover automatically.Above-mentioned existing distribution network line fault treatment system, what have needs manual intervention, manual handle fault, manually restores electricity; Some systems easily cause the problems such as network congestion, data delay, broadcast storm on communication mechanism, make whole fault location, the process time of isolating, restore electricity is longer, the user has to stand the power failure of tens minutes even several hours in this process, increase customer outage hours, reduced power supply reliability, be difficult to satisfy the requirement of intelligent distribution network fault rapidly self-healing.
The utility model content
The technical problems to be solved in the utility model provides a kind of distribution network failure fast on the spot self-healing device and system, this Apparatus and system can be with the automatically fast isolation before transformer outlet single shot reclosing of the fault in the distribution network system, whole process time maintains Millisecond, greatly reduce customer outage hours, and whole self-healing process need not manually to reach the main website intervention, the location of fault, all realization automations of isolating, restore electricity, reliability is high, self-healing speed is fast, has adapted to better distribution network automated, intelligentized growth requirement.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: distribution network failure is self-healing device on the spot fast, mainly comprises telemetry module, remote signal module, remote control module, CPU module, IEC 60870-101/104 stipulations module, fast on the spot self-healing logic module, 101/104-61850 conversion adapter module, instrument transformer module, switch module; Wherein, port I, the II of CPU module, III, V, VI, VII link to each other with port I, port I, the port I of remote control module of remote signal module, the port I of IEC 60870-101/104 stipulations module, port I, the port I of 101/104-61850 conversion adapter module of quick on the spot self-healing logic module of telemetry module respectively; Port I, the II of instrument transformer module links to each other with port II, the III of telemetry module respectively, and port I, the II of switch module links to each other with port II, the III of remote signal module respectively, and port III, the IV of switch module links to each other with port II, the III of remote control module respectively.
Distribution network failure is self-healing system on the spot fast, this system by distribution network failure fast on the spot self-healing device and distribution main website consist of, distribution network failure fast on the spot self-healing device link to each other with the distribution main website through the light mouth switch module; Distribution network failure fast on the spot self-healing device mainly comprise telemetry module, remote signal module, remote control module, CPU module, IEC 60870-101/104 stipulations module, fast on the spot self-healing logic module, 101/104-61850 conversion adapter module, instrument transformer module, switch module; Wherein, port I, the II of CPU module, III, V, VI, VII link to each other with port I, port I, the port I of remote control module of remote signal module, the port I of IEC 60870-101/104 stipulations module, port I, the port I of 101/104-61850 conversion adapter module of quick on the spot self-healing logic module of telemetry module respectively; Port I, the II of instrument transformer module links to each other with port II, the III of telemetry module respectively, and port I, the II of switch module links to each other with port II, the III of remote signal module respectively, and port III, the IV of switch module links to each other with port II, the III of remote control module respectively.
Above-mentioned distribution network failure is fast on the spot in the self-healing system, distribution network failure fast on the spot self-healing device have a plurality of, each distribution network failure fast on the spot the port IV of the CPU module of self-healing device link to each other by Ethernet LAN with the port of light mouth switch module separately respectively.
Distribution network failure fast on the spot self-healing device have three, it is respectively fast self-healing device on the spot of upper level, intergrade, next stage distribution network failure, the quick on the spot port of the light mouth switch module of self-healing device of each distribution network failure connects successively by fiber optic network OFN, and the quick on the spot port of the light mouth switch module of self-healing device of intergrade electric network fault links to each other by fiber optic network OFN with the distribution main website again.The distribution main website divides the zone of the quick on the spot self-healing system administration of each distribution network failure by actual conditions, in this compass of competency, all data only link to each other by fiber optic network OFN with the distribution main website by the quick on the spot port IV of a light mouth switch module of self-healing system of distribution network failure.
Self-healing device and system have realized distribution network line electric parameters Real-Time Monitoring distribution network failure of the present utility model on the spot fast, circuit is isolated and the location fast after the fault, the non-fault line fast recovery of power supply, it is applied to intelligent distribution network and the quick on the spot structure of self-healing system of power distribution network, the distribution main website that can be a distant place provides accurately and reliably on-the-spot in real time electrical data and fault message, make the electric equipment operation management unit can be timely, recognize easily the ruuning situation of each circuit, can be with the automatically fast isolation before transformer outlet single shot reclosing of the fault in the distribution network system, non-fault line can restore electricity behind single shot reclosing, whole self-healing process need not manually to reach the main website intervention, the location of fault, isolation, restore electricity and all realize automation, whole self-healing process time maintains Millisecond, greatly reduce customer outage hours, better adapt to distribution network automated, the demand of intelligent development.Its outstanding advantages shows in the following areas compared with the prior art:
＜1〉can realize the power distribution network service data is sent to distant place distribution main website in real time, accurately, reliably;
＜2〉solved well the place that can't learn concrete fault generation after distribution network line fault occurs, need the staff to waste time and energy and carry out line walking, and fault recovery needs the difficult problems such as manual operation, has that speed is fast, full-automatic, networking simply, is not subjected to the advantages such as region constraint;
＜3〉can directly utilize the wireless handheld maintenance terminal to each distribution network failure fast on the spot self-healing device carry out parameter adjustment, equipment debugging, inspection, solved at present the quick on the spot self-healing device of distribution network failure has been safeguarded a difficult problem that also needs ascend operation, be very easy to the quick on the spot operation and maintenance of self-healing device of distribution network failure.
Description of drawings
Fig. 1 is the quick on the spot typical structure schematic diagram of self-healing system of the utility model distribution network failure.
Fig. 2 is quick on the spot detailed structure and the connection layout of self-healing device of intergrade electric network fault among Fig. 1.
Among the figure: 1 telemetry module, 2 remote signal modules, 3 remote control modules, the light mouth switch module of 41 intergrade self-healing devices, the 5CPU module, 6IEC 60870-101/104 stipulations module, 7 quick on the spot self-healing logic modules, 8101/104-61850 conversion adapter module, 9 instrument transformer modules, 10 switch modules, 11 distribution main websites, 12 upper level distribution network failures are self-healing device on the spot fast, 13 next stage distribution network failures are self-healing device on the spot fast, 14 intergrade electric network faults are self-healing device on the spot fast, the light mouth switch module of 21 upper level self-healing devices, the light mouth switch module of 31 next stage self-healing devices.
Embodiment
As depicted in figs. 1 and 2, distribution network failure of the present utility model is self-healing system on the spot fast, by three grades of distribution network failures fast on the spot self-healing device 12～14 and separately light mouth switch module 21,31,41 and distribution main website 11 consist of, each distribution network failure fast on the spot the port IV of the CPU module of self-healing device link to each other by Ethernet LAN with the port of light mouth switch module separately respectively, the quick on the spot port of the light mouth switch module of self-healing device of each distribution network failure connects successively by fiber optic network OFN, and the quick on the spot port of the light mouth switch module of self-healing device of intergrade electric network fault links to each other by fiber optic network OFN with the distribution main website again.Take intergrade as example, distribution network failure fast on the spot self-healing device 14 mainly comprise telemetry module 1, remote signal module 2, remote control module 3, CPU module 5, IEC 60870-101/104 stipulations module 6, fast on the spot self-healing logic module 7,101/104-61850 conversion adapter module 8, instrument transformer module 9, switch module 10; Wherein, port I, the II of CPU module 5, III, V, VI, VII link to each other with port I, port I, the port I of remote control module 3 of remote signal module 2, the port I of IEC 60870-101/104 stipulations module 6, port I, the port I of 101/104-61850 conversion adapter module 8 of quick on the spot self-healing logic module 7 of telemetry module 1 respectively; Port I, the II of instrument transformer module 9 links to each other with port II, the III of telemetry module 1 respectively, port I, the II of switch module 10 links to each other with port II, the III of remote signal module 2 respectively, and port III, the IV of switch module 10 links to each other with port II, the III of remote control module 3 respectively.
Wherein, the port I of CPU module links to each other with the port I of telemetry module, and its link can distribute many group remote measurement amounts; The port II of CPU module links to each other with the port I of remote signal module, and its link can distribute many group remote signalling amounts; The port III of CPU module links to each other with the port I of remote control module, and its link can distribute many group remote control amounts.
Using method and the operation principle of the quick on the spot self-healing device of the utility model distribution network failure and system
During normal operation, the circuit electrical data that is collected by the instrument transformer module is sent to first telemetry module, be resent to the CPU module, the CPU module is sent to first IEC 60870-101/104 stipulations module with these data and processes, again data communication device is crossed Ethernet LAN and sent to the light mouth switch module, the light mouth switch module is sent to the distribution main website with these data, realizes the Real-Time Monitoring of line status.
During fault, the circuit electrical data that is collected by the instrument transformer module is sent to first telemetry module, be resent to the CPU module, the CPU module to data analysis after, judgement is broken down, send data on the one hand IEC 60870-101/104 stipulations module, be sent to again 101/104-61850 conversion adapter module, through after above-mentioned two resume module, fault message is converted into the GOOSE message of 61850 stipulations, and with this message to the quick self-healing device on the spot of the distribution network failure of its upper level, in 25ms, receive and process.
Instrument transformer module port I, II respectively with telemetry module port II, III links to each other, be used for respectively transmitting voltage, current data, the communication port I of telemetry module carries out information interaction by the port I of inner CAN bus and CPU module, link to each other with the port I of IEC 60870-101/104 stipulations module through CPU module port IV again, IEC 60870-101/104 stipulations module realizes conversion and the processing to data, then Ethernet LAN is sent to light mouth switch module port I after CPU module port V is sent to CPU module port IV, and data are uploaded to the distribution main website by port IV through fiber optic network OFN after the light mouth switch module is processed.
Switch module port I, II respectively with remote signal module port II, III links to each other, be respectively applied to transmit the opening and closing state information of switch, remote signal module port I carries out information interaction by inner CAN bus and CPU module port II, link to each other with the port I of IEC 60870-101/104 stipulations module through CPU module port V again, IEC 60870-101/104 stipulations module realizes conversion and the processing to data, then be sent to CPU module port IV through CPU module port V and be sent to light mouth switch module port I by Ethernet LAN, data are uploaded to the distribution main website by port IV through fiber optic network OFN after the light mouth switch module is processed.
Switch module port III, IV respectively with remote control module port II, III links to each other, be respectively applied to separating brake and the feed motion of control switch, remote control module port I carries out information interaction by inner CAN bus and CPU module port III, link to each other with IEC 60870-101/104 stipulations module port I through CPU module port V again, IEC 60870-101/104 stipulations module realizes conversion and the processing to data, then be sent to CPU module port IV through CPU module port V and be sent to light mouth switch module port I by Ethernet LAN, the light mouth switch module links to each other with the distribution main website through fiber optic network OFN by port IV.
101/104-61850 conversion adapter module port I links to each other with CPU module port VII, when line failure, fault-signal passes through first IEC 60870-101/104 stipulations resume module, again through being converted to the GOOSE message after the 101/104-61850 conversion adapter resume module, GOOSE fault message message links to each other with Ethernet with light mouth switch module port I through CPU module port IV, light mouth switch module port IV, port II, port III by optical fiber respectively with the distribution main website, the quick on the spot light mouth switch module of self-healing device of upper level distribution network failure, the next stage distribution network failure fast on the spot the light mouth switch module of self-healing device link to each other, this fault message is sent to fast self-healing device on the spot of distribution main website and other distribution network failure fast.
Behind the GOOSE fault message message that obtains the quick on the spot self-healing device of other distribution network failure, through the CPU resume module, by CPU module port VI and the fast on the spot self-healing logic module port I that links to each other, fault message is sent to fast on the spot self-healing logic module, through the fast analysis of on the spot self-healing logic module and processing, determine the switch divide-shut brake control command of the quick on the spot self-healing device control of this distribution network failure, CPU module port III links to each other with remote control module port I, switch divide-shut brake control command is sent to remote control module, by remote control module port II, III respectively with switch module port III, IV links to each other, in the divide-shut brake action of the present switch of switch divide-shut brake control command final body.
Claims (4)
1. the quick self-healing device on the spot of a distribution network failure is characterized in that mainly comprising telemetry module, remote signal module, remote control module, CPU module, IEC 60870-101/104 stipulations module, fast on the spot self-healing logic module, 101/104-61850 conversion adapter module, instrument transformer module, switch module; Wherein, port I, the II of CPU module, III, V, VI, VII link to each other with port I, port I, the port I of remote control module of remote signal module, the port I of IEC 60870-101/104 stipulations module, port I, the port I of 101/104-61850 conversion adapter module of quick on the spot self-healing logic module of telemetry module respectively; Port I, the II of instrument transformer module links to each other with port II, the III of telemetry module respectively, and port I, the II of switch module links to each other with port II, the III of remote signal module respectively, and port III, the IV of switch module links to each other with port II, the III of remote control module respectively.
2. the quick self-healing system on the spot of a distribution network failure, it is characterized in that this system by distribution network failure fast on the spot self-healing device and distribution main website consist of, distribution network failure fast on the spot self-healing device link to each other with the distribution main website through the light mouth switch module; Described distribution network failure fast on the spot self-healing device mainly comprise telemetry module, remote signal module, remote control module, CPU module, IEC 60870-101/104 stipulations module, fast on the spot self-healing logic module, 101/104-61850 conversion adapter module, instrument transformer module, switch module; Wherein, port I, the II of CPU module, III, V, VI, VII link to each other with port I, port I, the port I of remote control module of remote signal module, the port I of IEC 60870-101/104 stipulations module, port I, the port I of 101/104-61850 conversion adapter module of quick on the spot self-healing logic module of telemetry module respectively; Port I, the II of instrument transformer module links to each other with port II, the III of telemetry module respectively, and port I, the II of switch module links to each other with port II, the III of remote signal module respectively, and port III, the IV of switch module links to each other with port II, the III of remote control module respectively.
3. the quick self-healing system on the spot of distribution network failure according to claim 2, it is characterized in that: described distribution network failure fast on the spot self-healing device have a plurality of, each distribution network failure fast on the spot the port IV of the CPU module of self-healing device link to each other by Ethernet LAN with the port of light mouth switch module separately respectively.
4. the quick self-healing system on the spot of distribution network failure according to claim 3, it is characterized in that: described distribution network failure fast on the spot self-healing device have three, it is respectively fast self-healing device on the spot of upper level, intergrade, next stage distribution network failure, the quick on the spot port of the light mouth switch module of self-healing device of each distribution network failure connects successively by fiber optic network OFN, and the quick on the spot port of the light mouth switch module of self-healing device of intergrade electric network fault links to each other by fiber optic network OFN with the distribution main website again.
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| CN 201220396153 CN202696288U (en) | 2012-08-10 | 2012-08-10 | Rapid on site self-healing apparatus and system for power distribution network fault |
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| CN 201220396153 CN202696288U (en) | 2012-08-10 | 2012-08-10 | Rapid on site self-healing apparatus and system for power distribution network fault |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162256A (en) * | 2015-09-14 | 2015-12-16 | 珠海许继电气有限公司 | Protection control method for cable line fault self-recovery of 10kV power distribution network and intelligent complete equipment |
| CN107086665A (en) * | 2017-05-04 | 2017-08-22 | 国网江苏省电力公司睢宁供电公司 | Self-healing distribution network system and its control method |
| US11888682B2 (en) | 2019-06-13 | 2024-01-30 | Samsung Electronics Co., Ltd. | Automated system for healing faulty node in a network and method thereof |
-
2012
- 2012-08-10 CN CN 201220396153 patent/CN202696288U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162256A (en) * | 2015-09-14 | 2015-12-16 | 珠海许继电气有限公司 | Protection control method for cable line fault self-recovery of 10kV power distribution network and intelligent complete equipment |
| CN107086665A (en) * | 2017-05-04 | 2017-08-22 | 国网江苏省电力公司睢宁供电公司 | Self-healing distribution network system and its control method |
| US11888682B2 (en) | 2019-06-13 | 2024-01-30 | Samsung Electronics Co., Ltd. | Automated system for healing faulty node in a network and method thereof |
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