CN101762854A - Optical fiber composite connecting system for digital transformer substation - Google Patents
Optical fiber composite connecting system for digital transformer substation Download PDFInfo
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- CN101762854A CN101762854A CN201010113898A CN201010113898A CN101762854A CN 101762854 A CN101762854 A CN 101762854A CN 201010113898 A CN201010113898 A CN 201010113898A CN 201010113898 A CN201010113898 A CN 201010113898A CN 101762854 A CN101762854 A CN 101762854A
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 title claims abstract description 8
- 230000004931 aggregating effect Effects 0.000 claims abstract description 99
- 238000004891 communication Methods 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 169
- 241000272814 Anser sp. Species 0.000 claims description 43
- 239000012141 concentrate Substances 0.000 claims description 10
- 230000006855 networking Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 17
- 230000001681 protective effect Effects 0.000 description 8
- 239000000835 fiber Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000033772 system development Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- 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
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Abstract
The invention discloses an optical fiber composite connecting system for a digital transformer substation. The optical fiber composite connecting system includes that: a relay room which is at least installed with a switch is connected to a power distribution device site by an optical fiber, the optical fibers in the relay room are respectively aggregated into at least two optical fibers by a relay ODF aggregating device according to the dual-network principle, and the optical fibers are laid along cable channels locating in different fireproof areas through at least two different routes according to different paths or the same path; the optical fibers reach the power distribution device site and are connected to the ODF aggregating device arranged at the power distribution device site in a centralized manner after reaching the power distribution device site, and is then transferred to other on-site devices by the ODF aggregating device. In the system, a moderately-centralized scheme is considered, and the configuration of the in-station networking switch is optimized as well as integrated, so as to avoid the bottleneck effect caused by excessive centralization. In addition, the optical fiber connecting system also has the following characteristics: on the basis of centralization, a complete dual scheme is considered for the route laying of the optical fibers and the connecting manner of the optical fibers with an ODF, thereby greatly improving the reliability of network communication of the entire transformer substation.
Description
Technical field
The present invention is the compound system of connections of a kind of new optical cable, belongs to the netting communication system of digital transformer substation, provides a kind of efficient solution for the group-net communication optical cable of digital transformer substation connects.
Technical background
Digital transformer substation is to be the digitizing object with transformer station's first and second equipment, based on the express network communications platform, by numerical information is carried out standardization, realize information sharing and interoperability, and based on network data, the realization functions such as guarantor, data management that continue satisfy safety and stability, build the transformer station of the modern transformer substation construction requirement of economic dispatch.
Along with the electric load fast continual development, the formation gradually of high capacity, super large system electrical network, the raising that power grid security, stable, reliable, control, information interaction etc. require, digitized electric system becomes the inevitable direction of power system development.Transformer station is as the important component part of electric system, connects from be converted to digital signal, optical fiber based on simulating signal, cable connects, data are numerous and diverse traditional transformer station, the digital transformer substation of uniform data, and be the inevitable requirement of whole power system development.
IEC61850 is that IEC TC57 is the major criterion that electric substation automation system is worked out, this standard criterion the communication network and the system of electric substation automation system, be the important means that realizes digitizing electric substation.
Use the principal character that IEC61850 realizes digitizing electric substation, promptly adopt networked means of communication to substitute original umbilical cable.Because sampled value SMV net has replaced the umbilical cable that is used for AC sampling, the GOOSE net has replaced and has been used for switching value sampling, equipment room connection locking secondary umbilical cable, the MMS net has replaced umbilical cable such as being used to gather remote signalling, central signal, digital transformer substation is compared with conventional substation, the consumption of its umbilical cable significantly reduces, but the thing followed is owing to MMS net, GOOSE net and the needs of communicating by letter such as the networking of SMV net, MU merge cells and electronic mutual inductor, and is huge to the demand amplification of optical cable.
Because transformer substation communication optical cable use amount significantly increases, a large amount of cables are replaced by optical cable in the cable duct, if adopt traditional fiber cable laying mode, have following drawback:
1. replace traditional cable with a large amount of optical cables, the advantage of digital transformer substation can't embody.
2. because of optical cable quantity is various, can't make overall arrangements, cause redundant net connection optical cable when laying, to use same route, thereby reduced the reliability of network service the fiber cable laying route.
3. a large amount of optical cables disperse to lay, and need a large amount of cable ducts, and civilwork engineering quantity and fiber cable laying workload are all bigger.
4. the optical cable that lays in the cable duct is too much, and safety practices such as fire prevention are had relatively high expectations.
5. network physical complexity, the operation maintenance workload is huge, is unfavorable for investigating rapidly fault.
Summary of the invention
The objective of the invention is to overcome the drawback that traditional communications optical cable system of laying is brought, design the compound system of connections of a kind of new Digital transformer station's optical cable.By integration, form the communication of digitalization transformer substation system of connections that physical arrangement is reasonable, route is clear, material is saved to the transformer substation communication optical cable.
The objective of the invention is to finish by following technical solution, it includes: the relay bungalow that switch is installed is connected in the power distribution equipment scene by optical cable, described relay inside cable is passed relay bungalow ODF aggregating apparatus in principle according to two nets and is aggregated at least two optical cables respectively, and by two different routes, according to different paths or with the path but the cable duct that is positioned at different fire districts lay; Described optical cable is concentrated then and is inserted the ODF aggregating apparatus that is arranged on the power distribution equipment scene to the power distribution equipment scene, is forwarded to corresponding other via this ODF aggregating apparatus and installs on the spot.
The optical cable that each switch goes out cell in the described relay bungalow gathers respectively through two relay ODF aggregating apparatus that independently are made of the ODF module and is at least two optical cables, routes to the power distribution equipment scene via difference; The MU that also is furnished with in the described relay bungalow by two platform independent gathers the relay ODF aggregating apparatus that the special-purpose ODF cabinet of optical cable constitutes, and be aggregated into four optical cables respectively through this relay ODF aggregating apparatus, by two ODF aggregating apparatus that route to the power distribution equipment scene.
Described relay ODF aggregating apparatus is according to the configuration of the form of main electrical scheme, and main electrical scheme is a half breaker mode of connection, this aggregating apparatus with unify group screen with the exchange rack in a string; Main electrical scheme is the double bus scheme mode, and the exchange rack at this aggregating apparatus and some intervals is unified group screen; According to dualization principle, two net ODF aggregating apparatus are answered separate configurations, and it is logical that two net ODF can use optical cable to jump; When merge cells adopts relay bungalow to concentrate the group screen scheme, be used to compile merge cells to the ODF aggregating apparatus of the terminal unit module communication optical cable of electronic mutual inductor and should concentrate group screen, according to dualization principle, two net ODF aggregating apparatus independence group screens, it is logical that two net ODF can use optical cable to jump; Relay bungalow switch ODF aggregating apparatus cashier's office in a shop gathers the 4 core optical cables of on-the-spot each intelligent terminal to the GOOSE switch, and it is the optical cable of two 48 cores that each 4 core optical cable gathers according to dualization principle.
Described on-the-spot ODF aggregating apparatus disposes according to the main electrical scheme form, main electrical scheme is a half breaker mode of connection, every string is arranged two string ODF aggregating apparatus, be arranged in the nearest isolating switch convergence control cabinet in this string gas-discharge relay chamber, with also disposing two isolating switch ODF aggregating apparatus in a string adjacent isolating switch convergence control cabinet respectively, string ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Main electrical scheme is the modes of connection such as double-bus/single busbar, two total ODF aggregating apparatus are arranged at some intervals, be arranged in wherein on the isolating switch convergence control cabinet by nearby principle, the also unified group screen of this isolating switch intelligent terminal is at this cabinet, also dispose two isolating switch ODF aggregating apparatus in the adjacent isolating switch convergence control cabinet respectively, total ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Described on-the-spot ODF aggregating apparatus gathers the communication 4 core optical cables of merge cells to the terminal unit module of on-the-spot electronic mutual inductor, and it is the optical cable of four 48 cores that each 4 core optical cable gathers according to dualization principle.
The present invention compared with prior art has following technique effect:
Optical cable is saved efficient:
A: implement the optical cable usage quantity after this system of connections
B: implement the preceding optical cable usage quantity of this system of connections
On the 500kV string, if merge cells MU do not transfer, implement that actual after this system of connections to use optical cable be 6, and need 42 on optical cable when not using this system of connections, it is 85.7% that optical cable is saved efficient.
On the 500kV string, if merge cells MU transfers, implement that actual after this system of connections to use optical cable be 2, and need 12 on optical cable when not using this system of connections, it is 83.3% that optical cable is saved efficient.
The compound system of connections of this optical cable is applicable to different electric pressures, and different main wiring modes makes the optical cable quantity of laying in the digital transformer substation inner cable ditch significantly reduce, and on average saves optical cable about 85% than the conventional cable system of laying.This system of connections is satisfying dualization of protection independent principle, is considering under the prerequisite such as network redundancy; reduce optical cable quantity; can concentrate the optical cable of original dispersion; reduce and lay workload; alleviate the workload of optical cable maintenance management; make that the electrical secondary system optical cable physical arrangement of transformer station is more clear, also reduced the cable duct fire prevention measure complicated problems that too much causes because of optical cable quantity simultaneously.
Native system has been considered appropriate concentrated scheme, and the configuration of networking switch in standing is optimized and combined the ink-bottle effect of having avoided concentrations to bring.In addition, this optical cable system of connections to the laying route, all considered complete dualization scheme with the ODF connecting mode of optical cable, therefore, has improved the reliability of whole transformer station network service greatly on the basis of concentrating.
Description of drawings
Fig. 1 is the compound system of connections synoptic diagram of the optical cable of prior art.
Fig. 2 is the compound system of connections synoptic diagram of optical cable of the present invention.
Fig. 3 is the compound system of connections synoptic diagram of 500kV part optical cable of the present invention.
Fig. 4 is the synoptic diagram that compound system of connections of 500kV part optical cable of the present invention and merge cells are transferred.
Embodiment
The present invention includes: the relay bungalow that switch is installed at least is connected in the power distribution equipment scene by optical cable, described relay inside cable is passed relay ODF aggregating apparatus in principle according to two nets and is aggregated at least two optical cables respectively, and by at least two different routes, according to different paths or with the path but the cable duct that is positioned at different fire districts lay; Described optical cable is concentrated then and is inserted the ODF aggregating apparatus that is arranged on the power distribution equipment scene to the power distribution equipment scene, is forwarded to corresponding other via this ODF aggregating apparatus and installs on the spot.
The optical cable that each switch goes out cell in the described relay bungalow gathers respectively through at least two relay ODF aggregating apparatus that independently are made of the ODF module and is at least two optical cables, routes to the power distribution equipment scene via difference; The MU that also is furnished with at least in the described relay bungalow by two platform independent gathers the relay ODF aggregating apparatus that the special-purpose ODF cabinet of optical cable constitutes, and be aggregated into four optical cables respectively through this relay ODF aggregating apparatus, by at least two ODF aggregating apparatus that route to the power distribution equipment scene.
Described relay ODF aggregating apparatus is according to the configuration of the form of main electrical scheme, and main electrical scheme is a half breaker mode of connection, this aggregating apparatus with unify group screen with the exchange rack in a string; Main electrical scheme is the double bus scheme mode, and the exchange rack at this aggregating apparatus and some intervals is unified group screen; According to dualization principle, two net ODF aggregating apparatus are answered separate configurations, and it is logical that two net ODF can use optical cable to jump; When merge cells adopts relay bungalow to concentrate the group screen scheme, be used to compile merge cells to the ODF aggregating apparatus of the terminal unit module communication optical cable of electronic mutual inductor and should concentrate group screen, according to dualization principle, two net ODF aggregating apparatus independence group screens, it is logical that two net ODF can use optical cable to jump; Relay bungalow switch ODF aggregating apparatus cashier's office in a shop gathers the 4 core optical cables of on-the-spot each intelligent terminal to the GOOSE switch, and it is the optical cable of two 48 cores that each 4 core optical cable gathers according to dualization principle.
Described on-the-spot ODF aggregating apparatus disposes according to the main electrical scheme form, main electrical scheme is a half breaker mode of connection, every string is arranged two string ODF aggregating apparatus, be arranged in the nearest isolating switch convergence control cabinet in this string gas-discharge relay chamber, with also disposing two isolating switch ODF aggregating apparatus in a string adjacent isolating switch convergence control cabinet respectively, string ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Main electrical scheme is the modes of connection such as double-bus/single busbar, two total ODF aggregating apparatus are arranged at some intervals, be arranged in wherein on the isolating switch convergence control cabinet by nearby principle, the also unified group screen of this isolating switch intelligent terminal is at this cabinet, also dispose two isolating switch ODF aggregating apparatus in the adjacent isolating switch convergence control cabinet respectively, total ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Described on-the-spot ODF aggregating apparatus gathers the communication 4 core optical cables of merge cells to the terminal unit module of on-the-spot electronic mutual inductor, and it is the optical cable of four 48 cores that each 4 core optical cable gathers according to dualization principle.
The structure of three layer of two net of digital transformer substation makes a large amount of secondary devices communicate connection by station level, process layer network.Consider the separate principle of protection dualization configuration; the relay bungalow switch is aggregated into two optical cables to the optical cable at power distribution equipment scene respectively according to two net principles, and the cable duct by two different routes (different paths or with the path but be positioned at different fire districts) lays.In relay bungalow, it is 2 that the optical cable that each switch goes out cell gathers respectively through two independent O DF modules, route to the power distribution equipment scene via difference, concentrate then and insert the ODF aggregating apparatus that is arranged on the power distribution equipment scene, be forwarded to corresponding other via this ODF aggregating apparatus and install on the spot.
The compound connection scheme of relay bungalow:Relay ODF aggregating apparatus is according to the configuration of the form of main electrical scheme, and main electrical scheme is a half breaker mode of connection, this aggregating apparatus with unify group screen with the exchange rack in a string; Main electrical scheme is the double bus scheme mode, and the exchange rack at this aggregating apparatus and some intervals is unified group screen; According to dualization principle, two net ODF aggregating apparatus are answered separate configurations, and it is logical that two net ODF can use optical cable to jump.When merge cells adopts relay bungalow to concentrate the group screen scheme, be used to compile merge cells to the ODF aggregating apparatus of the terminal unit module communication optical cable of electronic mutual inductor and should concentrate group screen, according to dualization principle, two net ODF aggregating apparatus independence group screens, it is logical that two net ODF can use optical cable to jump.
The compound connection scheme of switch yard:On-the-spot ODF aggregating apparatus disposes according to the main electrical scheme form, main electrical scheme is a half breaker mode of connection, every string is arranged two string ODF aggregating apparatus, be arranged in by (the also unified group screen of this isolating switch intelligent terminal is at this cabinet) in the nearest isolating switch convergence control cabinet in this string gas-discharge relay chamber, with also disposing two isolating switch ODF aggregating apparatus in a string adjacent isolating switch convergence control cabinet respectively, string ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Main electrical scheme is the modes of connection such as double-bus/single busbar, two total ODF aggregating apparatus are arranged at some intervals, be arranged in wherein ((the also unified group screen of this isolating switch intelligent terminal is at this cabinet)) on the isolating switch convergence control cabinet by nearby principle, also dispose two isolating switch ODF aggregating apparatus in the adjacent isolating switch convergence control cabinet respectively, total ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus.
Compound connection optical cable:On-the-spot ODF aggregating apparatus gathers the communications optical cable (4 core stern fast) of merge cells to the terminal unit module of on-the-spot electronic mutual inductor, and it is the optical cable of four 48 cores that each 4 core stern fast gathers according to dualization principle.Relay bungalow switch ODF aggregating apparatus cashier's office in a shop gathers the optical cable (4 core optical cable) of on-the-spot each intelligent terminal to the GOOSE switch, and it is the optical cable of two 48 cores that each 4 core optical cable gathers according to dualization principle.The cable duct that compound connection optical cable is passed 2 different routes (different paths or with the path but be positioned at different fire districts) in principle according to dualization lays.
The present invention will be described in detail below in conjunction with accompanying drawing:
Embodiment 1: typical 500kV power distribution equipment 3/2 wiring string (merge cells is concentrated group screen at relay bungalow), see shown in Figure 3: before adopting the compound system of connections of optical cable, typical 500kV power distribution equipment 3/2 a wiring string, wherein GOOSE net and SMV net independent networking respectively, and all adopt two net modes, merge cells is concentrated group screen at relay bungalow.Subordinate list 1 has been enumerated in GOOSE A net and the SMV A network switch optical cable that each secondary device need insert as example.Promptly a typical 500kV string has 42 by the optical cable of pulpit to the scene.
| The optical cable starting point | The optical cable terminal point | Fiber cable type |
| Circuit | ||
| 1 first cover protective device | GOOSE A network switch | 4 core |
| Circuit | ||
| 1 first cover protective device | SMV A network switch | 4 core |
| Circuit | ||
| 1 first cover is differentiated on the spot | GOOSE A network switch | 4 core |
| Circuit | ||
| 1 first cover is differentiated on the spot | SMV A network switch | 4 core stern fasts |
| The female limit of I breaker protection | GOOSE A network switch | 4 core stern fasts |
| The female limit of I breaker protection | SMV A network switch | 4 core stern fasts |
| The female limit isolating switch intelligent cell A (on the spot) of I | GOOSE A network switch | 4 core optical cables |
| The female limit of I isolating |
SMV A network switch | 4 core stern fasts |
| The female limit isolating switch merge cells A of I | Female limit breaker electronic type current transformer of I and line voltage distribution mutual inductor | 64 core optical cables |
| Middle breaker protection | GOOSE A network switch | 4 core stern fasts |
| Middle breaker protection | SMV A network switch | 4 core stern fasts |
| Middle isolating switch intelligent cell A (on the spot) | GOOSE A network switch | 4 core optical cables |
| Middle isolating |
SMV A network switch | 4 core stern fasts |
| Middle isolating switch merge cells A | Middle isolating switch electronic current mutual inductor | 64 core optical cables |
| The female limit of II breaker protection | GOOSE A network switch | 4 core stern fasts |
| The female limit of II breaker protection | SMV A network switch | 4 core stern fasts |
| The female limit isolating switch intelligent cell A (on the spot) of II | GOOSE A network switch | 4 core optical cables |
| The female limit of II isolating |
SMV A network switch | 4 core stern fasts |
| The female limit isolating switch merge cells A of II | Female limit breaker electronic type current transformer of II and line voltage distribution mutual inductor | 64 core optical cables |
| The |
GOOSE A network switch | 4 core stern fasts |
| The |
SMV A network switch | 4 core stern fasts |
| The optical cable starting point | The optical cable terminal point | Fiber cable type |
| Circuit | ||
| 2 first overlaps discriminating gear on the spot | GOOSE A network switch | 4 core |
| Circuit | ||
| 2 first overlaps discriminating gear on the spot | SMV A network switch | 4 core stern fasts |
After adopting the compound system of connections of optical cable, relay bungalow GOOSE switch is concentrated according to two net principles to all optical cables at power distribution equipment scene, wherein GOOSE net optical cable is aggregated into 2 optical cables respectively through switch ODF cashier's office in a shop, and the cable duct by 2 different routes (different paths or with the path but be positioned at different fire districts) lays; In relay bungalow, need the MU that arranges two platform independent to gather the special-purpose ODF cabinet of optical cable, MU gathers optical cable and gathers the special-purpose ODF cabinet of optical cable through MU and be aggregated into 4 optical cables respectively, and the cable duct by 2 different routes (different paths or with the path but be positioned at different fire districts) lays.Insert the ODF aggregating apparatus that is arranged on the power distribution equipment scene to on-the-spot the concentrating of power distribution equipment, be forwarded to corresponding other via this ODF aggregating apparatus and install on the spot.
Fig. 3 is the compound system of connections structural drawing of optical cable at the 500kV string of subordinate list 1, comprises each 1 of GOOSE A net, GOOSE B network switch, each 1 of SMV A net, SMV B network switch, 2 of 48 core ODF modules in the 500kV string exchange rack.Wherein " note 1 " represents protective device to each 1 of the stern fast of GOOSE network switch and SMV network switch, and " note 2 " represent MU to 6 on the collection optical cable of remote end module, and after native system was optimized, it was 2 48 core optical cables that 18 these type of collection optical cables gather.
Embodiment 2: typical 500kV power distribution equipment 3/2 wiring string (merge cells is transferred to the scene), see shown in Figure 4:
Before adopting the compound system of connections of optical cable, typical 500kV power distribution equipment 3/2 wiring string wherein GOOSE net merges networking with the SMV net, adopts pair net modes, and merge cells is transferred to the isolating switch convergence control cabinet with the intelligent cell group screen.Subordinate list 2 has been enumerated in the GOOSE/SMV A network switch optical cable that each secondary device need insert as example.Promptly a typical 500kV string has 6 by the optical cable of pulpit to the scene.
| The optical cable starting point | The optical cable terminal point | Optical |
| Circuit | ||
| 1 first cover protective device | GOOSE/SMV A network switch | 4 core |
| Circuit | ||
| 1 first cover is differentiated on the spot | GOOSE/SMV A network switch | 4 core stern fasts |
| The female limit of I breaker protection | GOOSE/SMV A network switch | 4 core stern fasts |
| The female limit isolating switch intelligent cell A (on the spot) of I | GOOSE/SMV A network switch | 4 core optical cables |
| The female limit isolating switch merge cells A (on the spot) of I | GOOSE/SMV A network switch | 4 core optical cables |
| Middle breaker protection | GOOSE/SMV A network switch | 4 core stern fasts |
| The optical cable starting point | The optical cable terminal point | Optical cable quantity |
| Middle isolating switch intelligent cell A (on the spot) | GOOSE/SMV A network switch | 4 core optical cables |
| Middle isolating switch merge cells A (on the spot) | GOOSE/SMV A network switch | 4 core optical cables |
| The female limit of II breaker protection | GOOSE/SMV A network switch | 4 core stern fasts |
| The female limit isolating switch intelligent cell A (on the spot) of II | GOOSE/SMV A network switch | 4 core optical cables |
| The female limit isolating switch merge cells A (on the spot) of II | GOOSE/SMV A network switch | 4 core optical cables |
| The |
GOOSE/SMV A network switch | 4 core |
| Circuit | ||
| 2 first covers are differentiated on the spot | GOOSE/SMV A network switch | 4 core stern fasts |
After adopting the compound system of connections of optical cable, with all optical cables bases two net principles of relay bungalow switch to the power distribution equipment scene, be aggregated into 2 optical cables respectively through switch ODF cashier's office in a shop, the cable duct by 2 different routes (different paths or with the path but be positioned at different fire districts) lays; Insert the ODF aggregating apparatus that is arranged on the power distribution equipment scene to on-the-spot the concentrating of power distribution equipment, be forwarded to corresponding other via this ODF aggregating apparatus and install on the spot.
Accompanying drawing 4 is the compound system of connections structural drawing of optical cable at the 500kV string of subordinate list 2, comprises each 1 of GOOSE/SMV A net, GOOSE/SMV B network switch, 2 of 24 core ODF modules in the 500kV string exchange rack.Wherein " note 1 " represents protective device to 1 of the stern fast of GOOSE/SMV network switch, and " note 2 " representative string exchange rack is to the optical cable at power distribution equipment scene.
The present invention should be according to different networking modes in concrete engineering, the allocation plan of merge cells, the required optical cable of comprehensive statistics.Below in conjunction with subordinate list 1,2 and accompanying drawing 1,2, the present invention is described in further detail by embodiment.
According to subordinate list 1 as seen, on the 500kV string, comprise GOOSE A, B net, SMV A, B net, 4 core stern fasts are 34 in the total relay, by relay bungalow to 42 on power distribution equipment scene 4 core optical cables.Consider the separate principle of protection dualization configuration; respectively be aggregated into 1 piece 48 core optical cable to the optical cable of power distribution equipment site intelligent unit according to A, B net by the relay bungalow switch with above, the cable duct by 2 different routes (different paths or with the path but be positioned at different fire districts) lays.In relay bungalow, it is 2 that the optical cable that each string exchange rack goes out cell gathers respectively through two independent O DF modules, after routing to the power distribution equipment scene via difference, ODF in this goes here and there the convergence control cabinet of the 1st isolating switch is transferred to the terminal unit module of the intelligent cell and the electronic mutual inductor of this isolating switch, and is transferred to this string convergence control cabinet ODF module of two isolating switchs in addition.
In addition, special-purpose merge cells ODF is set in the relay bungalow and compiles cabinet.It is 2 that the relevant optical cable of merge cells gathers respectively by two nets, and overlapping independently by 2, merge cells ODF compiles the ODF aggregating apparatus of cabinet in 2 different routes insert on-the-spot the 1st string isolating switch.
Implement that actual after this system of connections to use optical cable be 6, and need 42 on optical cable when not using this system of connections, it is 85.7% that optical cable is saved efficient.
According to subordinate list 2 as seen, on the 500kV string, comprise GOOSE/SMV A, B net, 4 core stern fasts are 14 in the total relay, by relay bungalow to 12 on power distribution equipment scene 4 core optical cables.Consider the separate principle of protection dualization configuration; respectively be aggregated into 1 piece 24 core optical cable to the optical cable of power distribution equipment site intelligent unit according to A, B net by the relay bungalow switch with above, the cable duct by 2 different routes (different paths or with the path but be positioned at different fire districts) lays.In relay bungalow, it is 2 that the optical cable that each string exchange rack goes out cell gathers respectively through two independent O DF modules, after routing to the power distribution equipment scene via difference, ODF in this goes here and there the convergence control cabinet of the 1st isolating switch is transferred to the terminal unit module of the intelligent cell and the electronic mutual inductor of this isolating switch, and is transferred to this string convergence control cabinet ODF module of two isolating switchs in addition.
Implement that actual after this system of connections to use optical cable be 2, and need 12 on optical cable when not using this system of connections, it is 83.3% that optical cable is saved efficient.
Claims (4)
1. optical fiber composite connecting system for digital transformer substation, it includes: the relay bungalow that switch is installed is connected in the power distribution equipment scene by optical cable, it is characterized in that described relay inside cable passes relay ODF aggregating apparatus in principle according to two nets and be aggregated into two optical cables respectively, and by two different routes, according to different paths or with the path but the cable duct that is positioned at different fire districts lay; Described optical cable is concentrated then and is inserted the ODF aggregating apparatus that is arranged on the power distribution equipment scene to the power distribution equipment scene, is forwarded to corresponding other via this ODF aggregating apparatus and installs on the spot.
2. optical fiber composite connecting system for digital transformer substation according to claim 1, it is characterized in that optical cable that each switch in the described relay bungalow goes out cell gathers respectively through two relay ODF aggregating apparatus that independently are made of the ODF module is at least two optical cables, routes to the power distribution equipment scene via difference; The MU that also is furnished with in the described relay bungalow by two platform independent gathers the relay ODF aggregating apparatus that the special-purpose ODF cabinet of optical cable constitutes, and be aggregated into four optical cables respectively through this relay ODF aggregating apparatus, by two ODF aggregating apparatus that route to the power distribution equipment scene.
3. optical fiber composite connecting system for digital transformer substation according to claim 1 and 2, it is characterized in that of the form configuration of described relay ODF aggregating apparatus according to main electrical scheme, main electrical scheme is a half breaker mode of connection, this aggregating apparatus with unify group screen with the exchange rack in a string; Main electrical scheme is the double bus scheme mode, and the exchange rack at this aggregating apparatus and some intervals is unified group screen; According to dualization principle, two net ODF aggregating apparatus are answered separate configurations, and it is logical that two net ODF can use optical cable to jump; When merge cells adopts relay bungalow to concentrate the group screen scheme, be used to compile merge cells to the ODF aggregating apparatus of the terminal unit module communication optical cable of electronic mutual inductor and should concentrate group screen, according to dualization principle, two net ODF aggregating apparatus independence group screens, it is logical that two net ODF can use optical cable to jump; Relay bungalow switch ODF aggregating apparatus cashier's office in a shop gathers the 4 core optical cables of on-the-spot each intelligent terminal to the GOOSE switch, and it is the optical cable of two 48 cores that each 4 core optical cable gathers according to dualization principle.
4. optical fiber composite connecting system for digital transformer substation according to claim 1 and 2, it is characterized in that described on-the-spot ODF aggregating apparatus disposes according to the main electrical scheme form, main electrical scheme is a half breaker mode of connection, every string is arranged two string ODF aggregating apparatus, be arranged in the nearest isolating switch convergence control cabinet in this string gas-discharge relay chamber, with also disposing two isolating switch ODF aggregating apparatus in a string adjacent isolating switch convergence control cabinet respectively, string ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Main electrical scheme is the modes of connection such as double-bus/single busbar, two total ODF aggregating apparatus are arranged at some intervals, be arranged in wherein on the isolating switch convergence control cabinet by nearby principle, the also unified group screen of this isolating switch intelligent terminal is at this cabinet, also dispose two isolating switch ODF aggregating apparatus in the adjacent isolating switch convergence control cabinet respectively, total ODF aggregating apparatus connects by dualization optical cable with isolating switch ODF aggregating apparatus; Described on-the-spot ODF aggregating apparatus gathers the communication 4 core optical cables of merge cells to the terminal unit module of on-the-spot electronic mutual inductor, and it is the optical cable of four 48 cores that each 4 core optical cable gathers according to dualization principle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010113898A CN101762854B (en) | 2010-02-24 | 2010-02-24 | Optical fiber composite connecting system for digital transformer substation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010113898A CN101762854B (en) | 2010-02-24 | 2010-02-24 | Optical fiber composite connecting system for digital transformer substation |
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| CN101762854A true CN101762854A (en) | 2010-06-30 |
| CN101762854B CN101762854B (en) | 2012-10-03 |
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| CN201010113898A Expired - Fee Related CN101762854B (en) | 2010-02-24 | 2010-02-24 | Optical fiber composite connecting system for digital transformer substation |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103270506A (en) * | 2010-12-07 | 2013-08-28 | 康宁光缆系统有限责任公司 | Apparatuses, systems, and methods for facilitating optical communication between electronic devices |
| CN104638526A (en) * | 2014-12-27 | 2015-05-20 | 浙江省电力设计院 | Optimal laying system for substation multiplexing 2M protection channel cable |
| CN107359582A (en) * | 2017-08-01 | 2017-11-17 | 国家电网公司 | The improved structure and its improved method of a kind of double ditch designs of transformer substation communication |
| CN108306262A (en) * | 2017-12-29 | 2018-07-20 | 国网北京市电力公司 | Line protection method and device |
| CN112039211A (en) * | 2020-09-07 | 2020-12-04 | 国网四川省电力公司电力科学研究院 | Optimization method for reliability and complexity of secondary safety measure of intelligent substation |
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| CN1714488B (en) * | 2002-12-19 | 2010-09-01 | 艾利森电话股份有限公司 | Device and method for installing plug type optical cabling between apparatus of telecommunication station |
| CN1901321A (en) * | 2006-07-20 | 2007-01-24 | 王甘雨 | Information communication network for power grid production and managing |
| CN101431254B (en) * | 2008-12-22 | 2011-05-11 | 浙江省电力设计院 | Intelligent apparatus GOOSE virtual terminal collocation method for digitized transforming plant |
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- 2010-02-24 CN CN201010113898A patent/CN101762854B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103270506A (en) * | 2010-12-07 | 2013-08-28 | 康宁光缆系统有限责任公司 | Apparatuses, systems, and methods for facilitating optical communication between electronic devices |
| CN104638526A (en) * | 2014-12-27 | 2015-05-20 | 浙江省电力设计院 | Optimal laying system for substation multiplexing 2M protection channel cable |
| CN104638526B (en) * | 2014-12-27 | 2017-02-22 | 中国能源建设集团浙江省电力设计院有限公司 | Optimal laying system for substation multiplexing 2M protection channel cable |
| CN107359582A (en) * | 2017-08-01 | 2017-11-17 | 国家电网公司 | The improved structure and its improved method of a kind of double ditch designs of transformer substation communication |
| CN107359582B (en) * | 2017-08-01 | 2022-09-20 | 国家电网公司 | Improved structure and improved method for communication double-channel design of transformer substation |
| CN108306262A (en) * | 2017-12-29 | 2018-07-20 | 国网北京市电力公司 | Line protection method and device |
| CN108306262B (en) * | 2017-12-29 | 2019-10-25 | 国网北京市电力公司 | Line protection method and device |
| CN112039211A (en) * | 2020-09-07 | 2020-12-04 | 国网四川省电力公司电力科学研究院 | Optimization method for reliability and complexity of secondary safety measure of intelligent substation |
| CN112039211B (en) * | 2020-09-07 | 2022-03-01 | 国网四川省电力公司电力科学研究院 | Optimization method for reliability and complexity of secondary safety measure of intelligent substation |
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