CN106301665A - A kind of electric power application optical communication network structure - Google Patents
A kind of electric power application optical communication network structure Download PDFInfo
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- CN106301665A CN106301665A CN201510276647.1A CN201510276647A CN106301665A CN 106301665 A CN106301665 A CN 106301665A CN 201510276647 A CN201510276647 A CN 201510276647A CN 106301665 A CN106301665 A CN 106301665A
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Abstract
The invention provides a kind of electric power application optical communication network structure, described optical communication network redundancy structure includes optical switch and the process layer optical transmitter and receiver being connected；Described process layer optical transmitter and receiver includes optical branching device and the wavelength division multiplexer being connected, and described optical branching device is connected with described optical switch.The structure that the present invention provides uses 1xn (n > 2) type optical branching device and wavelength division multiplexer to provide redundancy feature, and realizes multicast functionality when being used in electric power application process layer network.
Description
Technical field
The present invention relates to the structure of a kind of electric power application optical communication network technology field, a kind of electric power application optic communication
Network structure.
Background technology
The construction of intelligent grid is the vital task of power automation development.The directly side of jumping is directly adopted in the many employings of relay protection in transformer station
Formula, to ensure to connect and the reliability of telecommunication service quality, but transformer station's internal wiring is complicated, causes the wave of a large amount of cable or optical cable
Take, and information can not be shared.
The networking of relay protection, uses net to adopt net jumping mode and is transmitted, it is achieved sharing of the network information, and is greatly simplified light
Fine wiring, improves debugging efficiency, saves construction cost.
Restriction relay protection net is adopted the key core problem of net jumping technology application and is reliable sampling data synchronization technology and meets relay
In the station of protection demand, the research of ethernet communication reliability ensuring techniques is the most not deeply.
Adopting net at net and jump under application mode, sampling data synchronization needs to rely on external synchronization source and realizes, and for protection sampling tripping operation
The reliable guarantee of data network transmission still relies upon reserved bigger offered load nargin and realizes, and there is no superior technique in prior art
Means.
In the case, the present invention proposes a kind of electric power application optic communication electric network composition having redundancy, and this structure uses to be handed over based on light
Net jumping technology adopted by the net changed, the problem that not only solution network connection is complicated, information can not be shared, and provides redundancy protecting for network,
Improve network reliability；Utilize wavelength-division multiplex technique simultaneously, make the communication of electric power networks business can not rely on network clocking, keep away
Exempt from service conflict that conventional switch brings and the shake realization wayward, multicast that Network Synchronization, business datum report transmit is multiple
The problem such as miscellaneous.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the present invention provides a kind of electric power application optical communication network structure.
Realizing the solution that above-mentioned purpose used is:
A kind of electric power application optical communication network structure, it thes improvement is that: described optical communication network redundancy structure includes being connected
Optical switch and process layer optical transmitter and receiver；
Described process layer optical transmitter and receiver includes optical branching device and the wavelength division multiplexer being connected, and described optical branching device is with described optical switch even
Connect.
Further, the described wavelength division multiplexer of described process layer optical transmitter and receiver uses Nx1 wavelength division multiplexer；
The optical branching device of described process layer optical transmitter and receiver uses 1xM optical branching device；
Wherein, M and N is the integer more than 0.
Further, cross interconnected by between described process layer optical transmitter and receiver and the described optical switch of different grouping, it is achieved right
Link and the backup protection of described optical switch.
Further, described optical switch, for the multi-wavelength signals of multiple input ports is carried out wavelength (de) multiplexing respectively, and
It is divided into the identical optical signal no less than two parts to export the single-wavelength light signal after demultiplexing.
Further, the spacing devices of described optical switch connection procedure layer；
By described process layer optical transmitter and receiver, the light of the SV message of multiple described spacing devices and the different wave length of GOOSE message is believed
Number converge in one or more optical fiber, then be connected with described optical switch, busbar protective device and fault wave recording device.
Further, described optical switch is pressed different wave length and is connected with protection device, measure and control device and protection supervisory equipment.
Compared with immediate prior art, the method have the advantages that
1, the structure that the present invention provides uses net based on light exchange to adopt net jumping technology, not only solves network connection complexity, information not
The problem that can share, and provide redundancy protecting for network, improve network reliability.
2, the structure that the present invention provides utilizes wavelength-division multiplex technique, makes the communication of electric power networks business can not rely on network clocking,
Avoid service conflict that conventional switch brings and wayward, the realization of multicast of shake that Network Synchronization, business datum report transmit
The problems such as complexity.
3, in the structure that the present invention provides, 1xn (n > 2) type optical branching device and wavelength division multiplexer is used to provide redundancy feature, and
Multicast functionality is realized when being used in electric power application process layer network.
Accompanying drawing explanation
Fig. 1 is the electric power application optical network structure block schematic illustration having redundancy in the present invention；
Fig. 2 is process layer optical transmitter and receiver schematic diagram in the present embodiment；
Fig. 3 is the electric power application optical network structure schematic diagram having redundancy in the present embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail.
The present invention provides a kind of electric power application optical network structure having redundancy, as it is shown in figure 1, Fig. 1 is to have redundancy in the present invention
Electric power application optical network structure block schematic illustration.
This electric power application optical communication network structure includes optical switch and the process layer optical transmitter and receiver being connected.
Described process layer optical transmitter and receiver includes optical branching device and the wavelength division multiplexer being connected, and described optical branching device is with described optical switch even
Connect.
The described wavelength division multiplexer of process layer optical transmitter and receiver uses Nx1 wavelength division multiplexer；The optical branching device of described process layer optical transmitter and receiver is adopted
Use 1xM optical branching device；Wherein, M and N is the integer more than 0.As in figure 2 it is shown, Fig. 2 is process layer in the present embodiment
Optical transmitter and receiver schematic diagram.
Optical branching device provides redundancy in the structure, and realizes multicast in electric power application process layer network.Same group of process layer devices end
First the optical signal of multiple wavelength that each equipment sends carries out multiplexing through wavelength division multiplexer, then realizes multicast through optical branching device branch
And redundancy.
Cross interconnected by between described process layer optical transmitter and receiver and the described optical switch of different grouping, it is achieved to link and described
The backup protection of optical switch.
Described optical switch carries out wavelength (de) multiplexing respectively to the multi-wavelength signals of two or more input ports, and by after demultiplexing
Single-wavelength light signal be divided into the identical optical signal no less than two parts to export.
The spacing devices of described optical switch connection procedure layer；By described process layer optical transmitter and receiver by the SV of multiple described spacing devices
The optical signal of the different wave length of message and GOOSE message converges in one or more optical fiber, then with described optical switch, mother
Line protection device is connected with fault wave recording device.
Described optical switch is pressed different wave length and is connected with protection device and measure and control device.
As it is shown on figure 3, Fig. 3 is the electric power application optical network structure schematic diagram having redundancy in the present embodiment；In figure, solid line represents main
By light path, dotted line represents standby light path.λ represents the wavelength of the optical signal transmitted on corresponding optical fiber link, λi jRepresent process layer
The wavelength that in jth group equipment, i-th equipment is used, MU represents combining unit, and IED represents intelligent operation unit.
This electric power application optical network structure includes optical switch and process layer optical transmitter and receiver.
Process layer optical transmitter and receiver includes optical branching device and the wavelength division multiplexer connected, and described wavelength division multiplexer uses Nx1 wavelength division multiplexer；
The optical branching device of described process layer optical transmitter and receiver uses 1xM optical branching device；Wherein, M and N is the integer more than 0.
The spacing devices of first group of different wave length connection procedure layer pressed by wavelength division multiplexer one, and wavelength division multiplexer two presses different wave length even
The spacing devices of second group of termination process layer.
Optical switch connects wall, and optical switch one presses different wave length and wall first group of equipment, busbar protective device, event
Barrier recorded broadcast device connects；Wherein first group of equipment includes protection device 1 to N, test device 1 to N.
Optical switch two presses second group of equipment of different wave length and wall, busbar protective device, fault recorded broadcast device are connected；Wherein
Second group of equipment includes protection device 1 to N, test device 1 to N.
Finally should be noted that: above example is merely to illustrate the technical scheme of the application rather than the restriction to its protection domain,
Although being described in detail the application with reference to above-described embodiment, those of ordinary skill in the field are it is understood that this area
Technical staff still can carry out all changes, amendment or equivalent to the detailed description of the invention of application after reading the application, but
These changes, amendment or equivalent, all within the claims that application is awaited the reply.
Claims (6)
1. an electric power application optical communication network structure, it is characterised in that: described optical communication network redundancy structure includes some groups of phases
Optical switch even and process layer optical transmitter and receiver；
Described process layer optical transmitter and receiver includes optical branching device and the wavelength division multiplexer being connected, and described optical branching device is with described optical switch even
Connect.
2. a kind of electric power application optical communication network structure, it is characterised in that: described process layer optical transmitter and receiver
Described wavelength division multiplexer uses Nx1 wavelength division multiplexer；
The optical branching device of described process layer optical transmitter and receiver uses 1xM optical branching device；
Wherein, M and N is the integer more than 0.
3. a kind of electric power application optical communication network structure, it is characterised in that: described in different grouping
Cross interconnected between process layer optical transmitter and receiver and described optical switch, it is achieved to link and the backup protection of described optical switch.
4. a kind of electric power application optical communication network structure, it is characterised in that: described optical switch, it is used for
The multi-wavelength signals of multiple input ports is carried out wavelength (de) multiplexing respectively, and the single-wavelength light signal after demultiplexing is divided into identical
The optical signal no less than two parts export.
5. a kind of electric power application optical communication network structure, it is characterised in that: described optical switch connected
The spacing devices of journey layer；
By described process layer optical transmitter and receiver, the light of the SV message of multiple described spacing devices and the different wave length of GOOSE message is believed
Number converge in one or more optical fiber, then be connected with described optical switch, busbar protective device and fault wave recording device.
6. a kind of electric power application optical communication network structure, it is characterised in that: described optical switch is by difference
Wavelength is connected with protection device, measure and control device and protection supervisory equipment.
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| CN201510276647.1A CN106301665B (en) | 2015-05-27 | 2015-05-27 | A kind of electric power application optical communication network structure |
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| CN106301665B CN106301665B (en) | 2019-02-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600686A (en) * | 2017-09-30 | 2019-04-09 | 瞻博网络公司 | Light multicast interchanger with broadcast-capable |
| CN109660312A (en) * | 2018-12-27 | 2019-04-19 | 广东电网有限责任公司佛山供电局 | A kind of transformer station process layer optical network structure and reconstructing method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002075997A1 (en) * | 2001-03-16 | 2002-09-26 | Photuris, Inc. | Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter |
| CN1404254A (en) * | 2002-10-24 | 2003-03-19 | 上海交通大学 | Expandable multicasting light exchange structure with light-regulating shunt |
| US20060120718A1 (en) * | 2004-12-08 | 2006-06-08 | Fujitsu Limited | Optical transmission apparatus and optical transmission system |
| CN203859769U (en) * | 2014-04-08 | 2014-10-01 | 国家电网公司 | Multi-wavelength isolating optical switch device of process layer of intelligent transformer station |
| CN104335513A (en) * | 2012-06-11 | 2015-02-04 | 瑞典爱立信有限公司 | Security monitoring for optical network |
| CN204615838U (en) * | 2015-05-27 | 2015-09-02 | 中国电力科学研究院 | A kind of electric power application optical communication network structure |
| CN104902351A (en) * | 2014-03-07 | 2015-09-09 | 国家电网公司 | Intelligent transformer station process level optical fiber multi-wavelength isolated communication networking method |
-
2015
- 2015-05-27 CN CN201510276647.1A patent/CN106301665B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002075997A1 (en) * | 2001-03-16 | 2002-09-26 | Photuris, Inc. | Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter |
| CN1404254A (en) * | 2002-10-24 | 2003-03-19 | 上海交通大学 | Expandable multicasting light exchange structure with light-regulating shunt |
| US20060120718A1 (en) * | 2004-12-08 | 2006-06-08 | Fujitsu Limited | Optical transmission apparatus and optical transmission system |
| CN104335513A (en) * | 2012-06-11 | 2015-02-04 | 瑞典爱立信有限公司 | Security monitoring for optical network |
| CN104902351A (en) * | 2014-03-07 | 2015-09-09 | 国家电网公司 | Intelligent transformer station process level optical fiber multi-wavelength isolated communication networking method |
| CN203859769U (en) * | 2014-04-08 | 2014-10-01 | 国家电网公司 | Multi-wavelength isolating optical switch device of process layer of intelligent transformer station |
| CN204615838U (en) * | 2015-05-27 | 2015-09-02 | 中国电力科学研究院 | A kind of electric power application optical communication network structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600686A (en) * | 2017-09-30 | 2019-04-09 | 瞻博网络公司 | Light multicast interchanger with broadcast-capable |
| US11296811B2 (en) | 2017-09-30 | 2022-04-05 | Juniper Networks, Inc. | Optical multicast switch with broadcast capability |
| CN109600686B (en) * | 2017-09-30 | 2022-04-15 | 瞻博网络公司 | Optical multicast switch with broadcast capability |
| CN109660312A (en) * | 2018-12-27 | 2019-04-19 | 广东电网有限责任公司佛山供电局 | A kind of transformer station process layer optical network structure and reconstructing method |
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| Publication number | Publication date |
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| CN106301665B (en) | 2019-02-05 |
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Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant after: China Electric Power Research Institute Applicant after: GLOBAL ENERGY INTERCONNECTION RESEARCH INSTITUTE Applicant after: State Grid Corporation of China Applicant after: Southeast University Applicant after: STATE GRID HUBEI ELECTRIC POWER COMPANY Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant before: China Electric Power Research Institute Applicant before: State Grid Smart Grid Institute Applicant before: State Grid Corporation of China Applicant before: Southeast University Applicant before: STATE GRID HUBEI ELECTRIC POWER COMPANY |
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