CN205945240U - Prop up line type intelligence equation of light and join in marriage net feeder terminal - Google Patents
Prop up line type intelligence equation of light and join in marriage net feeder terminal Download PDFInfo
- Publication number
- CN205945240U CN205945240U CN201620886701.4U CN201620886701U CN205945240U CN 205945240 U CN205945240 U CN 205945240U CN 201620886701 U CN201620886701 U CN 201620886701U CN 205945240 U CN205945240 U CN 205945240U
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- Prior art keywords
- module
- protection
- light
- equation
- optical fiber
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a prop up line type intelligence equation of light and join in marriage net feeder terminal, its include the DSP treater, prevent to bypass the immediate leadership locking protection module, ring of light net exchange communication module, circuit breaker, telemetering measurement module, remote signalling module, alarm module, communication optical fiber, interconnection switch, main power source and back -up source, the locking protection module output of preventing bypassing the immediate leadership links to each other with the DSP processor input end, and DSP treater output links to each other with the circuit breaker input, can cut off the circuit breaker and carry out the faulty section isolation, prevent that it crosses fluid element, power direction component and protection optic fibre including light addressing machine, light receiver, three -section to bypass the immediate leadership the locking protection module, the light addressing machine sends the message information through the phototropic receiver of protection optic fibre, can start the three -section and cross fluid element, output fault -signal, the utility model discloses a prevent the locking protection that bypasses the immediate leadership, improved service reliability, use fiber communication to realize network protection in coordination simultaneously, improved selectivity of protection and distribution network automation degree.
Description
Technical field
This utility model is related to distribution automation technical field, and specifically a kind of line style intelligence equation of light distribution network feeder is eventually
End.
Background technology
Power system is by generating, transmitting electricity and joining a little three parts forms, and the protection of power generation part essentially consists in unit substantially
The protection of device, mainly protection equipment, the protection of power transmission network is concentrated mainly in the protection to circuit, prevents electric energy from passing
Disconnect because of fault in defeated process and causing damage it is ensured that stablizing of transmission line of electricity is the stable basic demand of transmission of electricity；And
Distribution link, is concentrated mainly on protection for feed line, the stability of distribution network be largely dependent upon to line feed terminals can
By property.
With the development of power system, distribution automation degree more and more higher, and the core of distribution automation is exactly feeder line
Automatization, specifically to the diagnosis of fault, detection, isolation and the fewer dependence of action such as restore electricity to non-faulting region
Artificial operation.Traditional distribution automation system mainly adopts the data such as radio communication, power line carrier, PLC and twisted-pair feeder to pass
Defeated method, communication mode is single.When there is phase fault or singlephase earth fault in feeder line, automatic decision feeder fault
Section, automatic separating fault section, and recover the power supply of non-faulting section, using distant place communication channel, there is data acquisition and distant place control
The feeder automation of function processed.
In the town and country distribution network of 10KV and industrial and mining establishment join in spot net, 10KV power distribution network on-pole switch, point
At boundary's switch, there is very high potential safety hazard, conventional distribution network feeder terminal protection selectivity is single, poor reliability, Er Qierong
Easily wrong report occurs and cause the unnecessary cost of overhaul, once break down directly cutting off all circuits, large-area power failure is made
Become great economic loss.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of line style intelligence equation of light distribution network feeder
Terminal.
The purpose of this utility model is achieved through the following technical solutions：A kind of line style intelligence equation of light distribution network feeder
Terminal, it includes dsp processor, anti-latch-up protection module of bypassing the immediate leadership, halo network exchange communication module, multiple chopper, remote measurement mould
Block, remote signal module, alarm module, telecommunication optical fiber, interconnection switch, main power source and back-up source；Anti- latch-up protection module of bypassing the immediate leadership is defeated
Go out end to be connected with dsp processor input, dsp processor outfan is connected with chopper input, can cut off chopper and enter
Row faulty section is isolated；Telemetry module, remote signal module and halo network exchange the input/output terminal of communication module respectively with dsp processor
Input/output terminal be connected, halo network exchanges communication module outfan connection communication optical fiber, telecommunication optical fiber and other distribution network feeders
Terminal is connected, and realizes network cooperating protection by telemetry module, remote signal module；The outfan of dsp processor is defeated with interconnection switch
Enter end to be connected, realize load transfer power supply；Main power source, the outfan of stand-by power supply are connected with the input of dsp processor respectively,
The outfan of dsp processor is connected with alarm module input, can point out power supply supply condition by alarm module.
Described anti-latch-up protection module of bypassing the immediate leadership includes light sender, light receiver, three sections of overcurrent element, power direction units
Part and protection optical fiber, light sender passes through to protect optical-fibre channel to send message information to light receiver, can start three sections of excessively streams
Element, exports fault-signal.
Described protection optical fiber is passive optical-fiber network, and described telecommunication optical fiber is Active Optical Fiber network.
Described anti-latch-up protection module of bypassing the immediate leadership includes multiple single mode optical interfaces, Ethernet interface and RS232/485 interface.
Described main power source access way includes direct current and accesses and exchange access, described back-up source for lead-acid accumulator or
Super capacitor.
When described main power source dead electricity or back-up source are under-voltage, fault-signal can be produced.
Described faulty section isolation includes isolation on the spot or network cooperating isolation.
Described isolation on the spot is directly to pass through circuit breaker trip abort situation, and described network cooperating isolation is by connection
Network switchs, and carries out load transfer power supply.
The beneficial effects of the utility model are：This utility model is by conventional FTU function and equation of light blocking function and advanced logical
Letter technology combines it is achieved that anti-latch-up protection of bypassing the immediate leadership, and substantially increases power supply reliability；This utility model is applied to 10kv city
Township's distribution and spot net is joined by industrial and mining establishment it is adaptable to newly-built or transformation project, not only realizes in-situ protection during feeder fault, and
And realize network cooperating protection using fiber optic communication, improve the selectivity of protection, improve distribution automation degree.
Brief description
Fig. 1 is this utility model structural representation；
Fig. 2 is the anti-latch-up protection modular structure schematic diagram of bypassing the immediate leadership of this utility model；
Fig. 3 is a kind of this utility model embodiment system structure diagram.
Specific embodiment
Below in conjunction with the accompanying drawings the technical solution of the utility model is described in further detail, but protection domain of the present utility model
It is not limited to described below.
A kind of line style intelligence equation of light distribution network feeder terminal, it includes dsp processor, anti-bypass the immediate leadership latch-up protection module, light
Looped network exchanges communication module, multiple chopper, telemetry module, remote signal module, alarm module, telecommunication optical fiber, interconnection switch, main electricity
Source and back-up source；Anti- latch-up protection module outfan of bypassing the immediate leadership is connected with dsp processor input, dsp processor outfan and
Chopper input is connected, and can cut off chopper and carry out faulty section isolation；Telemetry module, remote signal module and halo network exchange logical
The input/output terminal of letter module is connected with the input/output terminal of dsp processor respectively, and halo network exchanges communication module outfan even
Connect telecommunication optical fiber, telecommunication optical fiber is connected with other distribution network feeder terminals, network cooperating is realized by telemetry module, remote signal module and protects
Shield；The outfan of dsp processor is connected with interconnection switch input, realizes load transfer power supply；Main power source, stand-by power supply defeated
Go out end to be connected with the input of dsp processor respectively, the outfan of dsp processor is connected with alarm module input, by report
Alert module can point out power supply supply condition.
Described anti-latch-up protection module of bypassing the immediate leadership includes light sender, light receiver, three sections of overcurrent element, power direction units
Part and protection optical fiber, light sender passes through to protect optical-fibre channel to send message information to light receiver, can start three sections of excessively streams
Element, exports fault-signal.
Described protection optical fiber is passive optical-fiber network, and described telecommunication optical fiber is Active Optical Fiber network.
Described anti-latch-up protection module of bypassing the immediate leadership includes multiple single mode optical interfaces, Ethernet interface and RS232/485 interface.
Described main power source access way includes direct current and accesses and exchange access, described back-up source for lead-acid accumulator or
Super capacitor.
When described main power source dead electricity or back-up source are under-voltage, fault-signal can be produced.
Described faulty section isolation includes isolation on the spot or network cooperating isolation.
Described isolation on the spot is directly to pass through circuit breaker trip abort situation, and described network cooperating isolation is by connection
Network switchs, and carries out load transfer power supply.
As shown in Fig. 1 to Fig. 2, a kind of line style intelligence equation of light distribution network feeder terminal, each 5ms of light sender protects to neighboring terminal
The light receiver of shield sends a message IEC61850 GOOSE message（Transmission time is less than 4ms）, including power direction, switch
Position signalling and current values data, if receiving terminal fails to receive, illustrate that optical-fibre channel produces fault, report to the police to backstage.
During normal operation, three sections of current units do not start, and local terminal is consistent with the power direction of opposite end, and current value is close, and equipment is normally transported
OK.During protection external area error, local terminal is consistent with the excessively stream direction of opposite end, and fault curre is close, and optical fiber blocking element does not start,
Overcurrent protection does not start.During protection troubles inside the sample space, three sections of overcurrent element of local terminal start, and local terminal is differed with the excessively stream direction of opposite end
Cause, optical fiber blocking element starts, three sections of current units start, overcurrent protection outlet tripping operation.Meanwhile, trip command, isolation are exported
Faulty section.
As shown in figure 3, being a kind of this utility model embodiment system structure diagram, by intelligent DFTU device（It is
This utility model terminal）, load fault electric current first, then simulate abort situation, the intelligent DFTU flowing through fault current leads to
Cross alarm module to report to the police, circuit breaker trip at fault, locking upstream is protected, the area of isolation tripping operation simultaneously；Various intelligent DFTU equipment
Between adopt fiber optic communication, can be with transmission fault information.After isolated fault area, by interconnection switch, it is capable of load and turns
Move power supply, normal power supply is realized to the region in the area that do not break down, reduces power failure range.
Claims (7)
1. a kind of line style intelligence equation of light distribution network feeder terminal it is characterised in that：It includes dsp processor, anti-locking of bypassing the immediate leadership is protected
Shield module, halo network exchange communication module, multiple chopper, telemetry module, remote signal module, alarm module, telecommunication optical fiber, contact
Switch, main power source and back-up source；Anti- latch-up protection module outfan of bypassing the immediate leadership is connected with dsp processor input, dsp processor
Outfan is connected with chopper input, can cut off chopper and carry out faulty section isolation；Telemetry module, remote signal module and the ring of light
The input/output terminal that net exchanges communication module is connected with the input/output terminal of dsp processor respectively, and halo network exchanges communication module
Outfan connection communication optical fiber, telecommunication optical fiber is connected with distribution network feeder terminal, realizes network association by telemetry module, remote signal module
With protection；The outfan of dsp processor is connected with interconnection switch input, realizes load transfer power supply；Main power source, stand-by power supply
Outfan be connected with the input of dsp processor respectively, the outfan of dsp processor is connected with alarm module input, lead to
Cross alarm module and can point out power supply supply condition；
Described anti-latch-up protection module of bypassing the immediate leadership include light sender, light receiver, three sections of overcurrent element, power directional element and
Protection optical fiber, light sender passes through to protect optical-fibre channel to send message information to light receiver, can start three sections of overcurrent element,
Output fault-signal.
2. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 1 it is characterised in that：Described protection
Optical fiber is passive optical-fiber network, and described telecommunication optical fiber is Active Optical Fiber network.
3. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 1 it is characterised in that：Described prevents more
Level latch-up protection module includes multiple single mode optical interfaces, Ethernet interface and RS232/485 interface.
4. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 1 it is characterised in that：Described main electricity
Source access way includes direct current and accesses and exchange access, and described back-up source is lead-acid accumulator or super capacitor.
5. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 1 it is characterised in that：Described main electricity
When source dead electricity or back-up source are under-voltage, fault-signal can be produced.
6. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 1 it is characterised in that：Described fault
Separate from inclusion isolation or network cooperating isolation on the spot.
7. a kind of line style intelligence equation of light distribution network feeder terminal according to claim 6 it is characterised in that：Described on the spot
Isolation is directly to pass through circuit breaker trip abort situation, and described network cooperating isolation is by interconnection switch, carries out load and turns
Move power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886701.4U CN205945240U (en) | 2016-08-16 | 2016-08-16 | Prop up line type intelligence equation of light and join in marriage net feeder terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886701.4U CN205945240U (en) | 2016-08-16 | 2016-08-16 | Prop up line type intelligence equation of light and join in marriage net feeder terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205945240U true CN205945240U (en) | 2017-02-08 |
Family
ID=57918630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620886701.4U Expired - Fee Related CN205945240U (en) | 2016-08-16 | 2016-08-16 | Prop up line type intelligence equation of light and join in marriage net feeder terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205945240U (en) |
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2016
- 2016-08-16 CN CN201620886701.4U patent/CN205945240U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190816 |