CN103078679A - Temporary communication method between transformer substation under construction and built transformer substation or power grid node and microwave relay-optical fiber composite overhead ground wire (OPGW) optical fiber communication link - Google Patents
Temporary communication method between transformer substation under construction and built transformer substation or power grid node and microwave relay-optical fiber composite overhead ground wire (OPGW) optical fiber communication link Download PDFInfo
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- CN103078679A CN103078679A CN2013100132063A CN201310013206A CN103078679A CN 103078679 A CN103078679 A CN 103078679A CN 2013100132063 A CN2013100132063 A CN 2013100132063A CN 201310013206 A CN201310013206 A CN 201310013206A CN 103078679 A CN103078679 A CN 103078679A
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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
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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 a temporary communication method between a transformer substation under construction and a built transformer substation or a power grid node and a microwave relay-optical fiber composite overhead ground wire (OPGW) optical fiber communication link. A microwave relay communication method is temporarily added between the transformer substation under construction and the built transformer substation or the power grid node according to circumstances, so that the microwave relay- OPGW optical fiber communication link is formed. A PGW optical drawing-in 'last kilometer' problem is solved, and the method and the link have the advantages of simplicity, practicability, investment conservation, quickness in construction and the like.
Description
Technical field
The present invention relates to a kind of communication link construction, particularly a kind ofly building provisional communication method and microwave relay-OPGW optic communication links between transformer station and built transformer station or the grid nodes.
Background technology
For a long time; the engineering time node arrangement that project of transmitting and converting electricity is built; the OPGW optical fiber of communication speciality all can only will be gone into operation in transformer station and be sent electric front 1～2 day " at the last moment " to enter the transformer station that is building; the omnidistance uniting and adjustment time of apparatus of the related services such as the relaying protection of the secondary that causes communication equipment and carry specialty, dispatching automation is at full stretch limited, becomes infrastructure project and goes into operation on schedule and send " seizing by the throat " node of electricity.
Now transmission of electricity is exchanged work, and journey is many enters newly-built transformer station from original line disconnection, the different electric pressure circuits of line disconnection construction scissors crossing are many, the power cut construction time is long, often cause the long-time interruption of OPGW telecommunication optical fiber in service and communication network open loop, had a strong impact on communication system of power grids network security, reliability service.Therefore, the provisional communication scheme is often taked in the project of transmitting and converting electricity construction, satisfies in the demand of building the debugging of substation project secondary device, and keeps the communication network operation with closed ring.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, and a kind of alternative temporary erection OPGW optical fiber approach is provided, realize in the method for building provisional communication between transformer station and built transformer station or the grid nodes.
The present invention also is to provide a kind of microwave relay-OPGW optic communication links.
A kind of method building provisional communication between transformer station and built transformer station or the grid nodes, step is as follows: physical features was relatively high near (1) was chosen at and builds transformer station, and unobstructed sighting condition is good building between the transformer station, electric power line pole tower or relevant commanding elevation that the OPGW fiber optic closure is arranged, (2) provide one to jump the SDH digital microwave equipment and configure two UFIU UMSC Fiber Interface Unit, UFIU UMSC Fiber Interface Unit is connected to the two ends of SDH digital microwave equipment, (3) build transformer station with the UFIU UMSC Fiber Interface Unit of the SDH digital microwave equipment of an end with link to each other building transformer station's existing SDH optical transceiver optical interface, SDH digital microwave equipment antenna and outdoor unit then are installed on is building the outside transformer substation eminence, (4) at the electric power line pole tower of choosing or relevant commanding elevation other end SDH digital microwave equipment and UFIU UMSC Fiber Interface Unit are installed, extracting idle optical fiber links to each other with UFIU UMSC Fiber Interface Unit, realize and communicate by letter building between the transformer station radio relay communication, (5) be connected with the OPGW optical fiber that builds by the OPGW fiber optic closure, build transformer station and choosing microwave electromagnetic signal between shaft tower or the relevant commanding elevation after UFIU UMSC Fiber Interface Unit is converted to light signal, be sent to built transformer station or grid nodes, realize building communicating by letter of transformer station and built transformer station or grid nodes.
The present invention is building provisional communication method between transformer station and built transformer station or the grid nodes, by in the electric power line pole tower that possesses fiber optic closure or the relevant commanding elevation chosen near building transformer station and building transformer station digital microwave relay equipment and UFIU UMSC Fiber Interface Unit being set, light signal is sent to microwave equipment by UFIU UMSC Fiber Interface Unit, carry out send and receive by microwave equipment, light by UFIU UMSC Fiber Interface Unit/signal of telecommunication transforms again, realizes at the provisional communication of building transformer station and built transformer station or grid nodes with the realization uniting and adjustment.
The mode that extracts idle optical fiber from the OPGW fiber optic closure extracts connection for having after the bilateral splice tray changes to threeway " T " formula splice tray again.
A kind of microwave relay-OPGW optic communication links, include one and jump the SDH digital microwave equipment at two ends and two UFIU UMSC Fiber Interface Unit, SDH digital microwave equipment and UFIU UMSC Fiber Interface Unit link to each other and to be divided near building transformer station and building transformer station physical features relative high, and and to build between the transformer station unobstructed sighting condition good, electric power line pole tower or place, relevant commanding elevation that the OPGW fiber optic closure is arranged, then be installed on outdoor eminence building the SDH of transformer station digital microwave equipment antenna and outdoor unit, and will link to each other by the optical fiber jumper connection with optical interface at the optical transceiver of building transformer station building the SDH of transformer station digital microwave equipment UFIU UMSC Fiber Interface Unit, at electric power line pole tower or relevant commanding elevation digital microwave equipment and UFIU UMSC Fiber Interface Unit are set, link to each other with the idle optical fiber of the OPGW fiber optic closure that extracts, link to each other with the optical interface of the optical transceiver of built transformer station or grid nodes by the idle optical fiber of built OPGW.
The microwave relay of this structure-OPGW optic communication links; by adding digital microwave equipment with the electric power line pole tower of choosing or relevant commanding elevation building transformer station; pass through UFIU UMSC Fiber Interface Unit; connect on the idle optical fiber of built OPGW; and it is connected with the optical interface of existing optical transceiver respectively; so that communicating by letter by the microwave relay realization building between transformer station and built transformer station or the grid nodes of logical optical fiber originally; by this microwave provisional communication mode; substitute the temporary erection OPGW fibre circuit of available technology adopting; possess simple to operate; originally can only before operation, just carrying out the secondary relaying protection of anxiety in 1～2 day; the uniting and adjustment of the device such as automation; advance to present operation and just can begin uniting and adjustment in front nearly one month; use through the actual debugging of relevant speciality personnel; this passage is the same with actual omnidistance OPGW optical-fibre channel; without any difference, satisfy building the substation secondary relaying protection fully; the device such as dispatching automation combined signal debugging demand.The practice effect is remarkable, has reached the project the set goal.
Microwave light interface unit place is equipped with the variable light attenuator.
Possess simultaneously that light signal and electric signal interface can carry out the microwave electromagnetic signal and light signal is changed mutually, adding the variable light attenuator can receive and dispatch from ring debugging and the adjustment of circuit index microwave equipment light mouth.
Described UFIU UMSC Fiber Interface Unit is the STM-1 UFIU UMSC Fiber Interface Unit, and transmission rate is 155Mbps.
The mode that extracts idle optical fiber from the OPGW fiber optic closure extracts connection again after adopting threeway " T " formula splice tray.
In sum, the present invention's following advantage compared to existing technology:
The present invention suits measures to local conditions to adopt interim increase microwave radio-relay communication method between building between transformer station and built transformer station or grid nodes, form microwave relay-OPGW optic communication links, solved PGW optical fiber " last the kilometer " problem that enters the station, possess simple and practical, reduced investment, build the advantages such as fast, originally can only before operation, just carrying out the secondary device uniting and adjustment of anxiety in 1～2 day, advance to present operation and just can begin uniting and adjustment in front nearly one month, microwave equipment also can repeated multiple timesly use, save great amount of investment than a temporary erection OPGW optical fiber approach, and dissolved the difficult problem that temporary erection OPGW optical fiber need to arrange many power circuits to have a power failure, avoid simultaneously the impact on existing optical communication network, guarantee that operating communication system of power grids network security is unimpeded.Use through the actual debugging of relevant speciality personnel, this passage is the same with actual omnidistance OPGW optical-fibre channel, without any difference, satisfies fully in device combined signals debugging demands such as the 220kV Wu Dian change secondary relaying protection of building, dispatching automations.Now in a plurality of project of transmitting and converting electricity practice such as 220kV Wu Dian change, 110 kV grinding stone changes, effect is remarkable, has reached the project the set goal.
Description of drawings
Fig. 1 is microwave relay of the present invention-OPGW optic communication links schematic diagram.
Embodiment
Below in conjunction with embodiment the present invention is described in more detail.
A kind of as shown in Figure 1 in the method for building provisional communication between transformer station and the built transformer station, 1, physical features is relatively high near being chosen at 220kV Chinese parasol tree shop, Foochow transformer station that builds, and unobstructed sighting condition is good building between the transformer station of 220kV Chinese parasol tree shop, and have in the 220kV woods of OPGW fiber optic closure-upper Jing transmission line #39 steel tower, 2, provide one to jump the SDH digital microwave equipment at two ends and configure two STM-1 UFIU UMSC Fiber Interface Units, 3,220kV Chinese parasol tree shop transformer station with SDH digital microwave equipment antenna and outdoor unit is installed on and 220kV in unobstructed outdoor eminence between the Jing line #39 steel tower, SDH digital microwave equipment outdoor unit is connected with microwave equipment room light unit electricity mouth by coaxial cable, the microwave equipment UFIU UMSC Fiber Interface Unit is connected with existing SDH optical transceiver STM-1 light mouth by the optical fiber jumper connection, and increase 10db variable light attenuator according to actual path length and adjust, 4, Jing transmission line #39 steel tower is installed other end digital microwave equipment and UFIU UMSC Fiber Interface Unit in the 220kV that chooses, and transform near the OPGW fiber optic closure of bilateral as " T " formula threeway mode, extracting idle optical fiber links to each other with SDH microwave light interface unit light mouth, 5, in 220kV Chinese parasol tree shop transformer station and the 220kV that chooses between the Jing line #39 steel tower microwave electromagnetic signal after UFIU UMSC Fiber Interface Unit is converted to light signal, be sent to the upper SDH of the Jing transformer station optical transceiver STM-1 optical interface of the built 220kV of far-end by the idle optical fiber of built OPGW, realize the STM-1 optical communication between the Jing transformer station on the 220kV Chinese parasol tree shop transformer station that builds and the 220kV that builds.In conjunction with existing SDH Networks of Fiber Communications; open respectively on building project of transmitting and converting electricity 220kV Chinese parasol tree shop transformer station and built 220kV in Jing transformer station, the woods relay protection of transmission line device 4 * 2Mbps uniting and adjustment passage between the transformer station, open respectively at dispatching automation device 2 * 2Mbps uniting and adjustment passage of the 220kV Chinese parasol tree shop transformer station that builds and Foochow dispatching of power netwoks control centre, Fujian Province's dispatching of power netwoks control centre etc.Described SDH digital microwave equipment is jumped the carrying out of the mode of equipment for employing one, described SDH digital microwave UFIU UMSC Fiber Interface Unit possesses light signal and electric signal interface simultaneously, and transmission rate is 155Mbps.Be the interim microwave equipment that substitutes OPGW optical fiber in the dotted line frame among Fig. 1.
It is same as the prior art that the present embodiment is not stated part.
Embodiment 2
A kind of microwave relay-OPGW optic communication links, include SDH digital microwave equipment and two UFIU UMSC Fiber Interface Units at jumping two ends, be installed in 110kV grinding stone transformer station steel tower eminence (relevant commanding elevation/grid nodes) at the Fuqing SDH of the 110kV grinding stone transformer station digital microwave equipment antenna of building with outdoor unit, outdoor unit carries out the electricity mouth with the room light interface unit by coaxial cable and is connected, and the room light interface unit carries out the light mouth with existing SDH optical transceiver optical interface by the optical fiber jumper connection and links to each other.Other end SDH digital microwave equipment antenna and outdoor unit then are installed on is building near Fuqing City mirror ocean power supply station's (grid nodes) roof eminence (relevant commanding elevation) the 110kV grinding stone transformer station, mirror ocean power supply station roof SDH digital microwave equipment outdoor unit is connected to indoor microwave light interface unit by coaxial cable to carry out electricity mouth and is connected, indoor microwave light interface unit carries out the light mouth by existing SDH optical transceiver UFIU UMSC Fiber Interface Unit in the foreign power supply station of optical fiber jumper connection and mirror and links to each other, and the mirror ocean SDH of power supply station optical transceiver accesses existing POWER SYSTEM SDH optical transport network by ordinary optical cable.According to the defeated station engineering construction demand that becomes of 110kV grinding stone transformer station, open respectively dispatching automation device uniting and adjustment passage and power dispatching telephone business to Fuqing City dispatching of power netwoks control centre in the 110kV grinding stone transformer station that builds, realize building the dispatching automation device signal uniting and adjustment of 110kV grinding stone transformer station and Fuqing City dispatching of power netwoks control centre (grid nodes).Described SDH digital microwave equipment is microwave one jumping equipment.Described UFIU UMSC Fiber Interface Unit is the STM-1 UFIU UMSC Fiber Interface Unit, and transmission rate is 155Mbps, and wherein dispatching automation device uniting and adjustment passage is 2Mbps, the professional 64Kbps of power dispatching telephone.Be equipped with the variable light attenuator at the UFIU UMSC Fiber Interface Unit place, adjust according to circuit attenuation index.
It is same as the prior art that the present embodiment is not stated part.
Claims (6)
1. one kind in the method for building provisional communication between transformer station and built transformer station or the grid nodes, it is characterized in that: step is as follows: physical features was relatively high near (1) was chosen at and builds transformer station, and unobstructed sighting condition is good building between the transformer station, electric power line pole tower or relevant commanding elevation that the OPGW fiber optic closure is arranged, (2) provide one to jump the SDH digital microwave equipment and configure two UFIU UMSC Fiber Interface Unit, UFIU UMSC Fiber Interface Unit is connected to the two ends of SDH digital microwave equipment, (3) build transformer station with the UFIU UMSC Fiber Interface Unit of the SDH digital microwave equipment of an end with link to each other building transformer station's existing SDH optical transceiver optical interface, SDH digital microwave equipment antenna and outdoor unit then are installed on is building the outside transformer substation eminence, (4) at the electric power line pole tower of choosing or relevant commanding elevation other end SDH digital microwave equipment and UFIU UMSC Fiber Interface Unit are installed, extracting idle optical fiber links to each other with UFIU UMSC Fiber Interface Unit, realize and communicate by letter building between the transformer station radio relay communication, (5) building transformer station and choosing microwave electromagnetic signal between shaft tower or the relevant commanding elevation after UFIU UMSC Fiber Interface Unit is converted to light signal, connect by built OPGW optical fiber, be sent to built transformer station or grid nodes, realize building communicating by letter of transformer station and built transformer station or grid nodes.
2. the method building provisional communication between transformer station and built transformer station or the grid nodes according to claim 1, it is characterized in that: the mode that extracts idle optical fiber from the OPGW fiber optic closure extracts connection for having after the bilateral splice tray changes to threeway " T " formula splice tray again.
3. microwave relay-OPGW optic communication links, it is characterized in that: include one and jump the SDH digital microwave equipment at two ends and two UFIU UMSC Fiber Interface Unit, SDH digital microwave equipment and UFIU UMSC Fiber Interface Unit link to each other and to be divided near building transformer station and building transformer station physical features relative high, and and to build between the transformer station unobstructed sighting condition good, electric power line pole tower or place, relevant commanding elevation that the OPGW fiber optic closure is arranged, then be installed on outdoor eminence building the SDH of transformer station digital microwave equipment antenna and outdoor unit, and will build the SDH of transformer station digital microwave equipment UFIU UMSC Fiber Interface Unit and link to each other by the optical fiber jumper connection at the optical interface of building the existing optical transceiver of transformer station, at electric power line pole tower or relevant commanding elevation digital microwave equipment and UFIU UMSC Fiber Interface Unit are set, link to each other with the idle optical fiber of the OPGW fiber optic closure that extracts, link to each other with the optical interface of the optical transceiver of built transformer station or grid nodes by the idle optical fiber of built OPGW.
4. microwave relay according to claim 3-OPGW optic communication links, it is characterized in that: the place adds the variable light attenuator at the microwave light interface unit.
5. microwave relay according to claim 4-OPGW optic communication links, it is characterized in that: described UFIU UMSC Fiber Interface Unit is the STM-1 UFIU UMSC Fiber Interface Unit.
6. microwave relay according to claim 5-OPGW optic communication links is characterized in that: the mode that extracts idle optical fiber from the OPGW fiber optic closure extracts connection again after adopting threeway " T " formula splice tray.
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| CN201310013206.3A CN103078679B (en) | 2013-01-15 | 2013-01-15 | Temporary communication method between transformer substation under construction and built transformer substation or power grid node and microwave relay-optical fiber composite overhead ground wire (OPGW) optical fiber communication link |
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Cited By (3)
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| CN107317623A (en) * | 2017-06-15 | 2017-11-03 | 广东电网有限责任公司电网规划研究中心 | A kind of project of transmitting and converting electricity provisional communication method based on OTN |
| CN110035335A (en) * | 2019-03-29 | 2019-07-19 | 国家电网有限公司 | A method of for creating the debugging of substation's telecontrol information |
| CN110609214A (en) * | 2019-10-28 | 2019-12-24 | 东北电力大学 | Non-blind area on-line monitoring and fault automatic detection system for optical cable network of electric power system |
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