CN105450291B - The implementation method of electric power terminal communication network access system based on optical link isolation - Google Patents
The implementation method of electric power terminal communication network access system based on optical link isolation Download PDFInfo
- Publication number
- CN105450291B CN105450291B CN201510760717.0A CN201510760717A CN105450291B CN 105450291 B CN105450291 B CN 105450291B CN 201510760717 A CN201510760717 A CN 201510760717A CN 105450291 B CN105450291 B CN 105450291B
- Authority
- CN
- China
- Prior art keywords
- optical
- network unit
- electric power
- business
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 140
- 238000004891 communication Methods 0.000 title claims abstract description 46
- 238000002955 isolation Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003672 processing method Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000013307 optical fiber Substances 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/03—Arrangements for fault recovery
- H04B10/032—Arrangements for fault recovery using working and protection systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Optical Communication System (AREA)
Abstract
A kind of implementation method of the electric power terminal communication network access system based on optical link isolation.It includes building communication system；Determine optical line terminal signal processing method；Determine optical network unit signal processing method；Establish the steps such as communication failure treatment mechanism.The effect of electric power terminal communication network access system provided by the invention based on optical link isolation：The electric power terminal telecommunications access systems for the multiple service supporting isolated using the present invention based on optical link, the power system service of different electric power safety class requirements, insulation request can be made to be carried by same set of communication system, so as to ensure performance requirement of the power system service to communications such as real-time, bandwidth.
Description
Technical field
The invention belongs to technical field of power system communication, more particularly to a kind of electric power terminal based on optical link isolation
The implementation method of communication network access system.
Background technology
Power system terminal communication access net construction principle is based on Fibre Optical Communication Technology at present, and wireless and power line carries
Ripple is important supplement.Electric power terminal communication access net carry including power distribution automation, power information collection, distributed power source,
The related services such as intelligent recharge and discharge station, because the characteristics such as the bandwidth demand of different business, requirement of real-time are different, while above-mentioned industry
Business need to also be according to《Electric power secondary system security protection provides》It is required that production control great Qu and management information great Qu business are divided into,
Especially the production such as power distribution automation control great Qu business should be transmitted on special passage, in physical layer and other networks
Isolation, so being built currently for different safe great Qu business using the pattern of newly-built independent communication system.
Fig. 1 shows double-PON port ONU full line redundancy protecting working mode figure, and Fig. 2 shows double-PON port ONU hand
Handle protection working mode figure；
PON (EPON) systems are by optical line terminal (OLT) 1, Optical Distribution Network (ODN) 2 and optical network unit
(ONU) 3 three parts form.In power system, in order to ensure important service not because of the damage of optical link and optical module and in
Disconnected, the general full guard access module using optical link works.The full guard mode of operation of existing optical link as shown in figure 1, or
Person uses hand-in-hand mode of operation, as shown in Fig. 2 the general principle of two kinds of mode of operations is consistent, all it is optical network unit 3
In two PON mouths only have one it is in running order, when the optical link of work breaks down, by switching optical network unit 3
PON mouths, carried out data transmission using standby optical link, to ensure that business is unaffected.
Due in traditional EPON networks, the PON mouths of Optical Distribution Network 2 only have one it is in running order, to PON mouths and light
Road all causes waste, therefore traditional EPON system communication resources utilization ratio is not high；Simultaneously as EPON technologies are to be based on ether
The asynchronous communication network of net, therefore can not meet the needs of electric power enterprise business isolation at present.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of electric power terminal communication based on optical link isolation
The implementation method of net access system.
In order to achieve the above object, the electric power terminal communication network access system provided by the invention based on optical link isolation
Implementation method includes the following steps performed in order：
Step 1) builds communication system：
The communication system based on EPON networks is built, the system includes：Optical line terminal, Optical Distribution Network and multiple
Optical network unit, wherein：Optical line terminal is connected by Optical Distribution Network with multiple optical network units；
Step 2) determines optical line terminal signal processing method：
By the production control great Qu Service Processing Modules and management information great Qu Service Processing Modules inside optical line terminal
It is completely independent, after different safe great Qu business enters optical line terminal by different PON mouths, is entered by crossover bus
Respective buffering area, scheduling Data special web or data communication network are uploaded to after being disposed, then by respective business upper united mouth；
Step 3) determines optical network unit signal processing method：
It is big will to come from different safety when handling the signal from optical line terminal by independent switch for optical network unit
The signal of area's PON mouths distributes to independent Service Processing Module and carries out business processing, then by optical network unit it is different with
Too network interface is connected with the power business terminal device of the second line of a couplet；
Step 4) establishes communication failure treatment mechanism：
When optical link or device fails interrupt, the access way of the system is divided into two kinds of situations：
A) when some optical network unit or multiple optical network units break down or power down and during de- pipe completely, optical link
After terminal is judged according to the available PON messages of remaining optical network unit and optical network unit breath, still according to original pattern
Communicated；
When b) being broken down such as the single channel of some optical network unit or multiple optical network units, optical line terminal root
After being judged according to the available PON messages of remaining optical network unit and optical network unit breath, optical line terminal pause management letter
The business transmission in Xi great areas, two PON mouths in optical line terminal side carry out production control great Qu business transmission；Optical-fiber network
Cell side is then uniformly switched to production control great Qu Service Processing Modules, to ensure the transmitting of electrical network business, treats that network is repaiied
Information great Qu business transmission is managed after multiple again.
Described optical line terminal is deployed in transformer station or cell switchgear house.
Described optical network unit is deployed in power business terminal equipment side, and service terminal equipment passes through Ethernet interface and light
NE is connected.
Described Optical Distribution Network is made up of the optical cable laid with supply line's same period, complete using optical link in mode of operation
Protect mode of operation or hand in hand protection mode of operation.
The effect of electric power terminal communication network access system provided by the invention based on optical link isolation：
The electric power terminal telecommunications access systems for the multiple service supporting isolated using the present invention based on optical link, can make different electricity
The requirement of power safe class, the power system service of insulation request are carried by same set of communication system, so as to ensure power system
Performance requirement of the business to communications such as real-time, bandwidth.
Brief description of the drawings
Fig. 1 is double-PON port ONU full line redundancy protecting working mode figure；
The protection working mode figure hand in hand that Fig. 2 is double-PON port ONU；
Fig. 3 is in optical line terminal in the electric power terminal communication network access system provided by the invention based on optical link isolation
Portion's schematic diagram；
Fig. 4 is in optical network unit in the electric power terminal communication network access system provided by the invention based on optical link isolation
Portion's schematic diagram.
Embodiment
Below in conjunction with the accompanying drawings with specific embodiment to the electric power terminal communication network provided by the invention based on optical link isolation
The implementation method of access system is described in detail.
The implementation method of electric power terminal communication network access system provided by the invention based on optical link isolation is included by suitable
The following steps that sequence performs：
Step 1) builds communication system：
The communication system based on EPON networks is built, the system includes：Optical line terminal 1, Optical Distribution Network 2 and more
Individual optical network unit 3, wherein：Optical line terminal 1 is connected by Optical Distribution Network 2 with multiple optical network units 3；
On optical fiber networking mode, the system and traditional EPON full guard mode of operations are consistent (shown in such as Fig. 1, Fig. 2)；
But the system is simultaneously in active link with protecting link, by the different PON of different safe great Qu service access
Mouthful, on the line using different bearing optical fibers, so as to realize isolation.
Step 2) determines optical line terminal signal processing method：
In the way of Fig. 3, control great Qu Service Processing Modules and management information big production inside optical line terminal 1
Area's Service Processing Module is completely independent, after different safe great Qu business enters optical line terminal 1 by different PON mouths,
Respective buffering area is entered by crossover bus, scheduling data are uploaded to after being disposed, then by respective business upper united mouth
Private network or data communication network；
Step 3) determines optical network unit signal processing method：
In the way of Fig. 4, optical network unit 3, will by independent switch when handling the signal from optical line terminal 1
The signal for coming from different safe great Qu PON mouths is distributed to independent Service Processing Module progress business processing, then passes through light net
Different Ethernet interfaces is connected with the power business terminal device of the second line of a couplet on network unit 3；
Step 4) establishes communication failure treatment mechanism：
When optical link or device fails interrupt, the access way of the system is divided into two kinds of situations：
A) when some optical network unit 3 or multiple optical network units 3 break down or power down and during de- pipe completely, light
After road terminal 1 is judged according to the available PON messages of remaining optical network unit 3 and optical network unit 3 breath, still according to original
Pattern is communicated；
When b) being broken down such as the single channel of some optical network unit 3 or multiple optical network units 3, optical line terminal
After 1 is judged according to the available PON messages of remaining optical network unit 3 and optical network unit 3 breath, optical line terminal 1 suspends
Management information great Qu business transmission, the business that two PON mouths in the side of optical line terminal 1 carry out production control great Qu pass
It is defeated；The side of optical network unit 3 is then uniformly switched to production control great Qu Service Processing Modules, to ensure the reliable biography of electrical network business
It is defeated, it is managed information great Qu business transmission again after network restoration.
Described optical line terminal 1 is deployed in transformer station or cell switchgear house, and optical line terminal 1 is according to MPCP multiple spot controls
The optical network unit 3 hung under consultative management processed, recognized by periodically issuing empty window wait optical network unit 3 and reaching the standard grade and initiate registration
Card and bandwidth request etc., and be that optical network unit 3 is distributed in two LLID and two safe great Qu according to different safe great Qu
The time slot of data feedback channel, different safe great Qu business communicates need with optical line terminal 1 in the optical network unit 3 after authentication registration
Carry out in specified optical link, and each carried out according to the time slot of distribution.
Described optical network unit 3 is deployed in power business terminal equipment side, service terminal equipment by Ethernet interface with
Optical network unit 3 is connected；To ensure the isolation of business, different business connects from different Ethernet interfaces respectively, wherein producing
Great Qu Service Processing Modules process for producing control great Qu business information is controlled, management information great Qu Service Processing Modules are only located
Manage management information great Qu business information；
Described Optical Distribution Network 2 is made up of the optical cable laid with supply line's same period, and optical link is used in mode of operation
Full guard mode of operation or hand in hand protection mode of operation.
In described communication system, production controls the fiber link that great Qu exclusively enjoys with each leisure of management information great Qu business
Passage is multiplexed, and using this multiplexing mechanism based on optical link, the multi-service isolation based on a set of communication system can be achieved
Bearing function；Different safe great Qu business realize complete thing in the links of access, transmission, exchange, the first line of a couplet in the system
Manage the isolation in meaning.
Above case study on implementation is only one embodiment of the present invention, its describe it is more specific and in detail, but can not be because
This and be interpreted as limiting the scope of the invention.The core that the explanation of above example is only intended to help to understand the present invention is thought
Think.In summary, this specification content should not be construed as limiting the invention.Come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Electric power terminal communication network access system provided by the invention based on optical link isolation, utilizes EPON system optical link
Under full guard mode of operation, the optical link resource in stand-by state, the intelligent grid production control for having business insulation request is carried out
Zhi great areas and management information great Qu business individual transmission, it is that different safe great Qu service messages distribution exclusively enjoy in power system
Fiber link passage, realize the function of different power businesses of the transmission with insulation request in same communication system.
Claims (4)
- A kind of 1. implementation method of the electric power terminal communication network access system based on optical link isolation, it is characterised in that：Described The implementation method of electric power terminal communication network access system based on optical link isolation includes the following steps performed in order：Step 1) builds communication system：The communication system based on EPON networks is built, the system includes：Optical line terminal (1), Optical Distribution Network (2) and more Individual optical network unit (3), wherein：Optical line terminal (1) is connected by Optical Distribution Network (2) with multiple optical network units (3)；On optical fiber networking mode, the system is consistent with traditional EPON full guard mode of operations；But the system is working simultaneously Link and protection link, by the different PON mouths of different safe great Qu service access, use difference on the line Bearing optical fiber；Step 2) determines optical line terminal signal processing method：The internal production control great Qu Service Processing Modules of optical line terminal (1) and management information great Qu Service Processing Modules is complete It is complete independent, after different safe great Qu business enters optical line terminal (1) by different PON mouths, entered by crossover bus Enter respective buffering area, scheduling Data special web or data communication are uploaded to after being disposed, then by respective business upper united mouth Net；Step 3) determines optical network unit signal processing method：Optical network unit (3) will come from different safety when processing comes from the signal of optical line terminal (1) by independent switch The signal of great Qu PON mouths distributes to independent Service Processing Module and carries out business processing, then by different on optical network unit (3) Ethernet interface be connected with the power business terminal device of the second line of a couplet；Step 4) establishes communication failure treatment mechanism：When optical link or device fails interrupt, the access way of the system is divided into two kinds of situations：A) when some optical network unit (3) or multiple optical network units (3) break down or power down and during de- pipe completely, light After road terminal (1) is judged according to the available PON messages of remaining optical network unit (3) and optical network unit (3) breath, still press Communicated according to original pattern；B) when the single channel of some optical network unit (3) or multiple optical network units (3) breaks down, optical line terminal (1) after being judged according to the available PON messages of remaining optical network unit (3) and optical network unit (3) breath, optical line terminal (1) management information great Qu business transmission is suspended, two PON mouths in optical line terminal (1) side carry out production control great Qu Business transmission；Optical network unit (3) side is then uniformly switched to production control great Qu Service Processing Modules, to ensure electrical network business Transmitting, be managed again after network restoration information great Qu business transmission.
- 2. the implementation method of the electric power terminal communication network access system according to claim 1 based on optical link isolation, its It is characterised by：Described optical line terminal (1) is deployed in transformer station or cell switchgear house.
- 3. the implementation method of the electric power terminal communication network access system according to claim 1 based on optical link isolation, its It is characterised by：Described optical network unit (3) is deployed in power business terminal equipment side, and service terminal equipment passes through Ethernet interface It is connected with optical network unit (3).
- 4. the implementation method of the electric power terminal communication network access system according to claim 1 based on optical link isolation, its It is characterised by：Described Optical Distribution Network (2) is made up of the optical cable laid with supply line's same period, and light chain is used in mode of operation Road full guard mode of operation or hand in hand protection mode of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760717.0A CN105450291B (en) | 2015-11-09 | 2015-11-09 | The implementation method of electric power terminal communication network access system based on optical link isolation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760717.0A CN105450291B (en) | 2015-11-09 | 2015-11-09 | The implementation method of electric power terminal communication network access system based on optical link isolation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105450291A CN105450291A (en) | 2016-03-30 |
| CN105450291B true CN105450291B (en) | 2017-12-05 |
Family
ID=55560133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510760717.0A Active CN105450291B (en) | 2015-11-09 | 2015-11-09 | The implementation method of electric power terminal communication network access system based on optical link isolation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105450291B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113824506B (en) * | 2020-06-20 | 2023-01-06 | 华为技术有限公司 | Optical signal processing method, optical transceiver, controller and optical line terminal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386970A (en) * | 2011-06-24 | 2012-03-21 | 深圳键桥通讯技术股份有限公司 | Optical network unit (ONU) device of EPON (Ethernet Passive Optical Network) system and protection switching method for same |
| CN103986514A (en) * | 2014-05-29 | 2014-08-13 | 国家电网公司 | Communication network device and system |
| CN104080019A (en) * | 2014-07-01 | 2014-10-01 | 国家电网公司 | Novel power automatic information transmission platform |
| CN104333127A (en) * | 2014-07-11 | 2015-02-04 | 国家电网公司 | Power transmission and distribution controlling integrated communication network system based on distributed passive optical network |
| CN204539379U (en) * | 2015-05-12 | 2015-08-05 | 国网智能电网研究院 | A kind of optical network unit of supporting business isolation |
| WO2015131360A1 (en) * | 2014-03-05 | 2015-09-11 | 华为技术有限公司 | Method, device and system for link switching |
-
2015
- 2015-11-09 CN CN201510760717.0A patent/CN105450291B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102386970A (en) * | 2011-06-24 | 2012-03-21 | 深圳键桥通讯技术股份有限公司 | Optical network unit (ONU) device of EPON (Ethernet Passive Optical Network) system and protection switching method for same |
| WO2015131360A1 (en) * | 2014-03-05 | 2015-09-11 | 华为技术有限公司 | Method, device and system for link switching |
| CN103986514A (en) * | 2014-05-29 | 2014-08-13 | 国家电网公司 | Communication network device and system |
| CN104080019A (en) * | 2014-07-01 | 2014-10-01 | 国家电网公司 | Novel power automatic information transmission platform |
| CN104333127A (en) * | 2014-07-11 | 2015-02-04 | 国家电网公司 | Power transmission and distribution controlling integrated communication network system based on distributed passive optical network |
| CN204539379U (en) * | 2015-05-12 | 2015-08-05 | 国网智能电网研究院 | A kind of optical network unit of supporting business isolation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105450291A (en) | 2016-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101047450B (en) | Method for sending zero configuration service to optical fibre access terminal equipment | |
| CN106452571B (en) | Electric power terminal communication access net topological relation faulty section determines and analysis method | |
| CN104378225B (en) | GPON systems and the method for configuring ustomer premises access equipment business | |
| CN108092734B (en) | Electric power data transmission device, system and detection method | |
| KR20150003353A (en) | Optical line terminal device and implementation method thereof | |
| CN202634436U (en) | Passive optical network communication system with uplink and downlink ports possessing complete self-healing protection function | |
| CN103812710B (en) | Power communication communication terminal special | |
| CN206559565U (en) | Terminal communication access network EPON ring-shaped network structures | |
| CN106537826A (en) | Communication method, apparatus and system for passive optical network | |
| CN105991318B (en) | Configuration data distribution method and device | |
| CN107925502A (en) | A kind of method, apparatus and system of passive optical network communication | |
| CN201726403U (en) | Transmission line condition monitoring data transmission system framework | |
| CN202602694U (en) | Physical-isolation Ethernet switch | |
| CN108449660A (en) | A kind of PON system | |
| CN104270191B (en) | System and method of implementing wavelength multiplexing function and mutual protection function in wavelength division multiplexing convergent access type double fiber ring optical network | |
| CN104333127A (en) | Power transmission and distribution controlling integrated communication network system based on distributed passive optical network | |
| CN105450291B (en) | The implementation method of electric power terminal communication network access system based on optical link isolation | |
| CN202385092U (en) | Power communication platform integrating packet transport network (PTN) and Ethernet passive optical network (EPON) | |
| CN106160864A (en) | The big data interchange platform network architecture | |
| CN105515715A (en) | Wavelength-division-multiplexing-based ethernet passive optical network transmission system and method | |
| CN105450484B (en) | Electric power terminal multi-service telecommunications access systems implementation method based on timeslice isolation | |
| CN106101874B (en) | Way system design method in a kind of ocean platform based on passive optical network | |
| JP2012182635A (en) | Repeating device, method, and program of repeating device | |
| CN209088970U (en) | A kind of novel Optical Channel Protection system based on OASS | |
| CN104137444B (en) | A kind of wavelength recognition method, Apparatus and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |