CN207304564U - With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system - Google Patents
With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system Download PDFInfo
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Abstract
With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system; it is related to Fiber-optic Communication In Electric Power System field; solving existing power optical fiber monitoring device, there are monitoring pattern fixed single; the problems such as faulty line manual switching causes long-time fiber optic communication to be interrupted not in time; including at least one monitoring unit; each monitoring unit monitors a fibre circuit; realize the free switching of the monitoring of work fibre core and inoperative fibre core monitoring pattern, the vibration monitoring of protection fibre core for the fibre core that works and the self-healing of failure fibre core light path are automatically switched；Each monitoring unit is made of originator monitoring subelement and receiving end monitoring subelement, multiple originator monitoring subelements share originator light path handover module, and multiple receiving end monitoring subelements share control processor, data acquisition module, Optical Power Monitor Module, light detection module, inoperative fibre core monitoring modular, receiving end light path handover module, OTDR, vibrating alert module, light alarm module, the 6th photoswitch and the 7th photoswitch.
Description
Technical field
It the utility model is related to Fiber-optic Communication In Electric Power System field, and in particular to one kind can self-healing with Backup lightpath and failure
Double mode optic-fiber monitoring system.
Background technology
Since fiber optic communication has the characteristics that large capacity, low-loss, high-speed, communication of power system is had been widely used for
In, power optical fiber communication private network can transmission quantity is more, classification is more complicated information, ensure Power Optical Fiber Communication Network In China operation
Reliabilty and availability be power system security production, the important leverage of Effec-tive Function.
It is special since power optical fiber communication network has the characteristics that coverage rate height, network-intensive, maintenance is difficult, failure influence is big
Not being that city network fibre optic installations environment is increasingly complex, is easily constructed etc. influences, once optical fiber in power optical fiber transmission network
Line failure, caused by communication disruption can influence electric power enterprise safe operation, and bring larger economic damage to electric power enterprise
Lose.Therefore, Fiber-optic Communication In Electric Power System monitoring needs improve the degree of automation and intelligence degree.Existing fiber monitoring device is more
Several provide optical power monitoring or fault detect simple function, and equipment cost is costly.In order to improve fibre circuit operation
Level abandons the on-line monitoring to the fibre core that works, and makes into using inoperative fibre core monitoring fibre circuit, the fibre core that works at this time is online
Monitoring device cannot be met the requirements.Once power optical fiber communication system need to use inoperative fibre core in work instead because of portfolio increase
Make fibre core, inoperative fibre core monitoring device can not be run.Meanwhile existing fiber monitoring device ought monitor optical-fiber line fault,
Staff is needed to power communication machine room scene connection and configuration that manually the switching of implementation failure fibre circuit is related to, it is not only unrestrained
Take hand labor, it is also possible to which, because failure circuit switching causes the communication loss such as interruption for a long time not in time, therefore, it is difficult to meet
The demand that fiber-optic monitoring automates and failure is cut off automatically, meanwhile, its reliability is also difficult to meet the needs of some special dimensions.
Utility model content
The utility model only monitors light to solve existing power optical fiber monitoring device there are monitoring pattern fixed single
The monitoring mode of fiber optical power mode or exclusive fibre core, and can not realize the automatic free switching of operating mode, waste fiber resource
And hand labor, element degree of share is low in equipment causes equipment cost high, and faulty line manual switching is led not in time
The problems such as causing long-time fiber optic communication to interrupt, there is provided it is a kind of with Backup lightpath and failure can self-healing double mode fiber-optic monitoring system
System.
With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system, including at least one monitoring unit, each
Monitoring unit monitors a fibre circuit, and the free switching of the monitoring of work fibre core and inoperative fibre core monitoring pattern can be achieved,
The vibration monitoring of protection fibre core of work fibre core and the self-healing of failure fibre core light path are automatically switched；
Each monitoring unit is made of originator monitoring subelement and receiving end monitoring subelement, and multiple originator monitoring subelements are total to
With originator light path handover module, each originator monitoring subelement includes the first wavelength division multiplexer and the first photoswitch；
Multiple receiving end monitoring subelements share control processor, data acquisition module, Optical Power Monitor Module, light detection mould
Block, inoperative fibre core monitoring modular, receiving end light path handover module, OTDR, vibrating alert module, light alarm module, the 6th light are opened
Close and the 7th photoswitch；Each receiving end monitoring subelement include fiber-optic vibration monitoring modular, the second photoswitch, the 3rd photoswitch,
4th photoswitch, the 5th photoswitch, the second wavelength division multiplexer and optical splitter；
The control processor by electrical interface respectively with data acquisition module, Optical Power Monitor Module, inoperative fibre core
Monitoring modular, light detection module, fiber-optic vibration monitoring modular, receiving end light path handover module, light alarm module and vibrating alert mould
Block connects；
The control processor is connected, in fact by RJ45 network interface access information interaction bus with originator light path handover module
Existing remote control originator light path handover module；And be connected with application server and data server, realize remote control；
Data acquisition module is connected by electrical interface with Optical Power Monitor Module, fiber-optic vibration monitoring modular and OTDR；It is real
Now to the protection fibre core vibration monitoring data and inoperative fibre core monitoring data of the fibre core optical power monitoring data that work, the fibre core that works
Collection；
Light alarm module is connected by electrical interface with data acquisition module, realizes monitoring fibre core light path fault warning；Vibration
Alarm module is connected by electrical interface with data acquisition module, realizes the protection fibre core vibration fault alarm of work fibre core；
Optical Power Monitor Module is connected by optical interface with the 7th photoswitch, and the 7th photoswitch is realized by connecting optical splitter
The optical power monitoring of work fibre core；
Inoperative fibre core monitoring modular is connected by electrical interface with OTDR, realizes the monitoring of inoperative fibre core；
Fiber-optic vibration monitoring modular is connected by optical interface with the 5th photoswitch, realizes the guarantor to the fibre core that works in fibre core group
Protect the vibration monitoring of fibre core；
Light detection module is connected by electrical interface with OTDR, by the control to OTDR, realizes the failure to the fibre core that works
Detection；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface
It is connected with the second photoswitch, the 3rd photoswitch, the 4th photoswitch, the 6th photoswitch, the 7th photoswitch, realizes that monitoring pattern switches
Selection；
Receiving end light path handover module is connected by electrical interface with the 5th photoswitch, realizes the protection fibre core vibration of work fibre core
The selection of monitoring pattern；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface
It is connected with the second photoswitch and the 5th photoswitch, realizes that the self-healing of fail operation fibre core circuit automatically switches to protection circuit.
The beneficial effects of the utility model：Optic-fiber monitoring system described in the utility model, is Fiber-optic Communication In Electric Power System
Offer can self-healing with the work fibre core monitoring with protection and inoperative fibre core two kinds of monitoring patterns of monitoring and work fibre core failure
Fibre circuit monitoring device, realize that monitoring device detection unit remotely freely automatically switches between two kinds of monitoring patterns,
Occur realizing that faulty line self-healing is automatically switched in the case of working optical fibre line fault, and fiber core failure detects automatically, with
And vibration monitoring raising protection circuit reliability is carried out to the protection fibre core for the fibre core that works, equipment is improved on the basis of assurance function
Interior element degree of share reduces equipment cost, compensate for existing equipment monitoring pattern fixed single, and detection needs manual site's work
The deficiency of work, solved due to the problems such as faulty line recovers caused communication disruption not in time, ensured that power optical fiber circuit leads to
Believe normal operation, meet the demand of a variety of monitorings in field.
Brief description of the drawings
Fig. 1 be it is described in the utility model with Backup lightpath and failure can self-healing double mode optic-fiber monitoring system structure
Schematic diagram.
Fig. 2 for it is described in the utility model can each mould in the double mode optic-fiber monitoring system of self-healing with Backup lightpath and failure
Relation schematic diagram between block.
Embodiment
Embodiment one, with reference to Fig. 1 and Fig. 2 illustrate present embodiment, with Backup lightpath and failure can self-healing it is double
Pattern optic-fiber monitoring system, the monitoring system include at least one monitoring unit, and it is single that each monitoring unit includes originator monitoring
Member and receiving end monitoring subelement, originator monitoring subelement include the first photoswitch and the first wavelength division multiplexer, and receiving end monitoring is single
Member is answered including fiber-optic vibration monitoring modular, the second photoswitch, the 3rd photoswitch, the 4th photoswitch, the 5th photoswitch, the second wavelength-division
With device and optical splitter, each unit shares control processor, data acquisition module, Optical Power Monitor Module, the monitoring of inoperative fibre core
Module, light detection module, originator light path handover module, receiving end light path handover module, light alarm module, vibrating alert module, the
Six photoswitches, the 7th photoswitch and OTDR.Wherein：
Control processor is monitored with data acquisition module, Optical Power Monitor Module, inoperative fibre core respectively by electrical interface
Module, fiber-optic vibration monitoring modular, light detection module, receiving end light path handover module, light alarm module, vibrating alert module phase
Even, it is connected by information interactive bus with originator light path handover module, realizes the control to each submodule jointly, then pass through
RJ45 network interface access information interaction bus, is connected with application server, data server, realizes remote control；Data acquisition module
Block is connected by electrical interface with inoperative fibre core monitoring modular, Optical Power Monitor Module and OTDR, realizes and inoperative fibre core is supervised
Survey the collection of data, luminous power data and inoperative fibre core monitoring data；Optical Power Monitor Module passes through optical interface and the 7th light
Switch is connected, and the optical power monitoring of work fibre core is realized by connecting optical splitter；Inoperative fibre core monitoring modular passes through electrical interface
It is connected with OTDR, the monitoring of inoperative fibre core is realized by the 6th photoswitch；Fiber-optic vibration monitoring modular passes through optical interface and
Five photoswitches are connected, and realize the vibration monitoring of the protection fibre core to the fibre core that works in fibre core group；Light detection module passes through electrical interface
It is connected with OTDR, by the control to OTDR, realizes the fault detect of work fibre core；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface
It is connected with the second photoswitch, the 3rd photoswitch, the 4th photoswitch, the 6th photoswitch, the 7th photoswitch, realizes monitoring of equipment pattern
Switching selection；Receiving end light path handover module is connected by electrical interface with the 5th photoswitch, realizes that the protection fibre core of work fibre core shakes
The selection of dynamic monitoring pattern；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface
It is connected with the second photoswitch and the 5th photoswitch, realizes that the self-healing of work fibre core faulty line automatically switches to protection fibre core line
Road；
Light alarm module is connected by electrical interface with data acquisition module, realizes monitoring light path fault warning；Vibrating alert
Module is connected by electrical interface with data acquisition module, realizes the protection fibre core vibration fault alarm of work fibre core；
Described in present embodiment have with Backup lightpath and failure can self-healing double mode optic-fiber monitoring system, Ke Yishi
Between work fibre core monitoring of the finger with protection and its protection fibre core vibration monitoring and inoperative fibre core two kinds of monitoring patterns of monitoring
Free switching.When the increase of communication of power system portfolio need to make idle inoperative fibre core into work fibre core, the monitoring system
Switching of the monitoring device corresponding unit by inoperative fibre core monitoring pattern to work fibre monitoring pattern can remotely be completed；When in order to carry
The independence of height monitoring ensures the communication accuracy of work fibre core, which can remotely complete to be monitored by the work fibre core with protection
Switching of the pattern to inoperative fibre core monitoring pattern.
The first wavelength division multiplexer described in present embodiment is channel-splitting filter.First photoswitch is that 1 × 2 light is opened
Close, the second photoswitch is 1 × 2 photoswitch.Second wavelength division multiplexer is wave multiplexer, and the 3rd photoswitch is 1 × 2 photoswitch, light splitting
Device is 1 × 2 optical splitter.4th photoswitch is 1 × 2 photoswitch.5th photoswitch is 1 × 2 photoswitch.6th photoswitch
It is 1 × n photoswitches.7th photoswitch is 1 × n photoswitches.
The control processor uses the microcontroller of model STM32F205, and the data acquisition module uses type
Number be LTC2348-18 chip, the fiber-optic vibration monitoring modular be RJ45 interfaces fiber-optic vibration detector, the light
Detection module uses the microcontroller of model STM8S105 series, and the inoperative fibre core monitoring modular uses model
The microcontroller of STM8S105 series, the Optical Power Monitor Module are RS232 interface light power meter, and the receiving end light path switches
Module uses the microcontroller of model STM8S103 series, and the light alarm module uses MDZ12 family chips, and described shakes
Dynamic alarm module uses MDZ12 family chips.The originator light path handover module uses the list of model STM8S103 series
Piece machine.
Embodiment two, illustrate present embodiment with reference to Fig. 1 and Fig. 2, and present embodiment is embodiment one
It is described with Backup lightpath and failure can self-healing double mode optic-fiber monitoring system embodiment, in Fig. 1, black thick connecting line table
Show fibre core and light path, black thin connecting line represents data bus connection.The system equipment is divided into n monitoring unit, monitoring unit i bags
Originator monitoring subelement i_1 and receiving end monitoring subelement i_2,1≤i≤n are included, originator monitoring subelement includes the first wavelength-division multiplex
Device, the first photoswitch, originator monitoring subelement 1_1, subelement 2_1 ... subelements n-1 share originator light path handover module；Receiving end
Monitoring subelement includes fiber-optic vibration monitoring modular, the second photoswitch, the second wavelength division multiplexer, the 3rd photoswitch, optical splitter, the
Four photoswitches, the 5th photoswitch, receiving end monitoring subelement 1_2, subelement 2_2 ... subelements n_2 share control processor, data
Acquisition module, Optical Power Monitor Module, inoperative fibre core monitoring modular, light detection module, receiving end light path handover module, light alarm
Module, vibrating alert module, the 6th photoswitch, the 7th photoswitch and OTDR, each monitoring unit can be achieved to light all the way
Two kinds of operating modes monitoring of long and slender core and work fibre core failure light path self-healing handoff functionality.
The application server controls originator light path handover module the first photoswitch is selected fibre core by control processor
Group monitoring fibre core light path b, controls receiving end light path handover module to make the second photoswitch select fibre core group to monitor by control processor
Fibre core light path f, the 3rd photoswitch selection light path g, the 4th photoswitch selection light path i, the 5th photoswitch selection light path b, the 6th light
Switch selection light path a1, the 7th photoswitch select light path b1, and the monitoring unit 1 of monitoring device is in operating mode 1 at this time；Using
Server controls originator light path handover module to make the first photoswitch select fibre core group to monitor fibre core light path a by control processor,
Receiving end light path handover module is controlled to make the second photoswitch select fibre core group to monitor fibre core light path c, the 3rd light by control processor
Switch selection light path h, the 4th photoswitch selection light path j, the monitoring unit of the selection of the 6th photoswitch light path a1, at this time monitoring device
1 is in operating mode 2.According to Fiber-optic Communication In Electric Power System monitoring needs, the different monitoring unit of equipment can be selected independently not
Same monitoring pattern, two kinds of monitoring patterns of each monitoring unit can mutually switch, and realize long-range free switching work
The fibre circuit monitoring of pattern.
When the monitoring unit 1 of monitoring device is in operating mode 2, the application server is controlled by control processor
Originator light path handover module makes the first photoswitch selection fibre core group protection fibre core light path b, and receiving end light is controlled by control processor
Road handover module makes the second photoswitch selection fibre core group protection fibre core light path f, the 5th photoswitch selection light path d, and monitoring at this time is set
Standby monitoring unit 1 realizes that the self-healing of work fibre core failure light path switches, and realizes fibre circuit Continued communication, improves fibre circuit communication
Reliabilty and availability.
The operating mode 1 is inoperative fibre core monitoring pattern, and the operating mode monitoring principle is as follows：In Fig. 1, come
The monitoring unit 1 of the equipment is accessed by optical interface from inoperative fibre core of the light with frame, is connected with the first wavelength division multiplexer；Second
OTDR monitoring recovery is used in non-fiber core and is monitored by wavelength division multiplexer, the demultiplexed OTDR monitorings of the first wavelength division multiplexer
Light；Control processor control inoperative fibre core monitoring modular starts monitorings of the OTDR to inoperative fibre core, and controls data acquisition
Module is acquired OTDR monitoring data；Data acquisition module uploads the OTDR monitoring data of collection by control processor
Data server；Light alarm module realizes inoperative fibre core fault warning；Warning information is passed through control process by light alarm module
Device uploads data server, realizes that monitoring device monitoring unit 1 remotely supervises electric system fibre circuit under operating mode 1
Survey.
The operating mode 2 is the work fibre core monitoring pattern with protection, and the operating mode monitoring principle is as follows：Scheming
In 1, the work fibre core for including business datum from optical transmitter and receiver accesses the monitoring unit 1 of the equipment by optical interface, with first wave
Division multiplexer is connected；Work fibre core light path is divided into by communication light path and monitoring light path by optical splitter；Control processor controls light
Power monitoring module monitors the monitoring light path for the fibre core that works by the 7th photoswitch, and controls data collecting module collected light work(
Rate data；Fiber-optic vibration monitoring modular carries out vibration prison by the 5th photoswitch to the protection fibre core for the fibre core that works in fibre core group
Survey, and pass through data collecting module collected fiber-optic vibration data；Luminous power data and vibration number of the data acquisition module to collection
Data server is uploaded according to by control processor；
Light alarm module realizes that working optical fibre line fault alerts；And light warning information is uploaded to by control processor
Application server and data server；Control processor passes through receiving end light path handover module, control the second photoswitch selection light path e
With the 5th photoswitch selection light path d；Control processor realizes that the first photoswitch selects light path a by light path handover module of starting；
Realize work fibre core failure optical path auto-switch to protecting fibre core；Light detection module starts OTDR, and the second wavelength division multiplexer will
OTDR detection lights are multiplexed into the fault detect that work fibre core is carried out in work fibre core, the demultiplexed OTDR inspections of the first wavelength division multiplexer
Light is surveyed, does not influence optical transmitter and receiver work；And failure detection result data is uploaded to data server by control processor, realize
Monitoring unit 1 remotely monitors electric system fiber line state under operating mode 2.
The control processor controls originator light path handover module by information interactive bus, can use application server
Originator light path handover module is directly controlled by information interactive bus to realize.
Claims (2)
1. with Backup lightpath and failure can self-healing double mode optic-fiber monitoring system, including at least one monitoring unit, Mei Gejian
Survey unit and monitor a fibre circuit, realize the free switching of the monitoring of work fibre core and inoperative fibre core monitoring pattern, work is fine
The vibration monitoring of protection fibre core of core and the self-healing of failure fibre core light path are automatically switched；It is characterized in that；
Each monitoring unit is made of originator monitoring subelement and receiving end monitoring subelement, and multiple originator monitoring subelements share hair
Light path handover module is held, each originator monitoring subelement includes the first wavelength division multiplexer and the first photoswitch；
Multiple receiving ends monitoring subelements share control processor, data acquisition module, Optical Power Monitor Module, light detection module,
Inoperative fibre core monitoring modular, receiving end light path handover module, OTDR, vibrating alert module, light alarm module, the 6th photoswitch and
7th photoswitch；Each receiving end monitoring subelement includes fiber-optic vibration monitoring modular, the second photoswitch, the 3rd photoswitch, the 4th
Photoswitch, the 5th photoswitch, the second wavelength division multiplexer and optical splitter；
The control processor is monitored with data acquisition module, Optical Power Monitor Module, inoperative fibre core respectively by electrical interface
Module, light detection module, fiber-optic vibration monitoring modular, receiving end light path handover module, light alarm module and vibrating alert module connect
Connect；
The control processor is connected with originator light path handover module, is realized remote by RJ45 network interface access information interaction bus
Process control originator light path handover module；And be connected with application server and data server, realize remote control；
Data acquisition module is connected by electrical interface with Optical Power Monitor Module, fiber-optic vibration monitoring modular and OTDR；Realization pair
Work fibre core optical power monitoring data, the work protection fibre core vibration monitoring data of fibre core and adopting for inoperative fibre core monitoring data
Collection；
Light alarm module is connected by electrical interface with data acquisition module, realizes monitoring fibre core light path fault warning；Vibrating alert
Module is connected by electrical interface with data acquisition module, realizes the protection fibre core vibration fault alarm of work fibre core；
Optical Power Monitor Module is connected by optical interface with the 7th photoswitch, and the 7th photoswitch realizes work by connecting optical splitter
The optical power monitoring of fibre core；
Inoperative fibre core monitoring modular is connected by electrical interface with OTDR, realizes the monitoring of inoperative fibre core；
Fiber-optic vibration monitoring modular is connected by optical interface with the 5th photoswitch, realizes that the protection to the fibre core that works in fibre core group is fine
The vibration monitoring of core；
Light detection module is connected by electrical interface with OTDR, by the control to OTDR, realizes the fault detect to the fibre core that works；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface and the
Two photoswitches, the 3rd photoswitch, the 4th photoswitch, the 6th photoswitch, the connection of the 7th photoswitch, realize monitoring pattern switching choosing
Select；
Receiving end light path handover module is connected by electrical interface with the 5th photoswitch, realizes the protection fibre core vibration monitoring of work fibre core
The selection of pattern；
Originator light path handover module is connected by electrical interface with the first photoswitch, and receiving end light path handover module passes through electrical interface and the
Two photoswitches and the connection of the 5th photoswitch, realize that the self-healing of fail operation fibre core circuit automatically switches to protection circuit.
2. it is according to claim 1 with Backup lightpath and failure can self-healing double mode optic-fiber monitoring system, its feature exists
In；
The control processor controls originator light path handover module by information interactive bus, can be passed through using application server
Information interactive bus directly controls originator light path handover module and realizes.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107528630A (en) * | 2017-10-20 | 2017-12-29 | 东北电力大学 | With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system and method |
| CN109412684A (en) * | 2018-11-07 | 2019-03-01 | 东北电力大学 | A kind of city power optical fiber communication network on-line monitoring and automatic checkout system |
-
2017
- 2017-10-20 CN CN201721363489.4U patent/CN207304564U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107528630A (en) * | 2017-10-20 | 2017-12-29 | 东北电力大学 | With Backup lightpath and failure can self-healing double mode optic-fiber monitoring system and method |
| CN107528630B (en) * | 2017-10-20 | 2024-01-12 | 东北电力大学 | Dual-mode optical fiber monitoring system and method with protection optical path and fault self-healing function |
| CN109412684A (en) * | 2018-11-07 | 2019-03-01 | 东北电力大学 | A kind of city power optical fiber communication network on-line monitoring and automatic checkout system |
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