CN206135922U - Fiber channel monitoring system - Google Patents
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- CN206135922U CN206135922U CN201621069618.4U CN201621069618U CN206135922U CN 206135922 U CN206135922 U CN 206135922U CN 201621069618 U CN201621069618 U CN 201621069618U CN 206135922 U CN206135922 U CN 206135922U
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- 239000000835 fiber Substances 0.000 title claims abstract description 123
- 238000012544 monitoring process Methods 0.000 title claims abstract description 106
- 238000004891 communication Methods 0.000 claims abstract description 97
- 238000012806 monitoring device Methods 0.000 claims abstract description 74
- 230000005540 biological transmission Effects 0.000 claims abstract description 68
- 230000003287 optical effect Effects 0.000 claims description 45
- 239000013307 optical fiber Substances 0.000 claims description 32
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000013024 troubleshooting Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides a fiber channel monitoring system, include: a monitoring devices for launch the monitoring ripples of first wavelength, a fiber communication device for the operating wave of transmission second wavelength, first wavelength is not equal to the second wavelength, a combiner for it transmits to merge into first transmission wave rear with the operating wave of the monitoring ripples of first wavelength and second wavelength, first wave separator for receive first transmission ripples, and transmit respectively after being decomposed into first transmission ripples the operating wave of monitoring ripples and the second wavelength of first wavelength, the 2nd fiber communication device, first wave separator is connected to the receiving terminal of the 2nd fiber communication device for receive the operating wave of second wavelength, target detection device for receive the monitoring ripples of first wavelength. The integrality of monitoring ripples and operating wave has not only been guaranteed to this scheme for monitoring results is more accurate, has shortened the fault handling cycle moreover, has practiced thrift the electric power resource, has improved fiber channel's fault handling efficiency.
Description
Technical field
The utility model is related to technical field of electric power communication, and in particular to a kind of optical channel monitor system.
Background technology
Relay protection is the important leverage of power system safety and stability operation, with fiber optic communication and Protection Technology
Development, optical fiber pilot protection becomes the primary protected mode of electric network protection.Between the pilot protection device of power circuit circuit two ends
Communication be optical fiber pilot protection basic and key, the communication port of optical fiber pilot protection is broadly divided into two classes：Special optic fibre
Passage and multiplexing fiber-optic passage.
Dedicated optic fiber channel refers to the protection device at circuit two ends directly by Optical Fiber Transmission protection information, a special optic fibre
Protection information is only transmitted in special two fibre cores of passage, fibre core.
At present, 220kV and above power line main protection typically carry out double unjacketed optical fiber longitudinal differential protection configurations, lead to
Normal a set of employing dedicated optic fiber channel mode, another set of employing multiplex channel mode.Because multiplex channel is (logical by communication system
Letter optical transport network) provide, communication system functionality is enriched, and protection optical fiber multiplexing passage tightly can be monitored, once vertical connection
Differential protection reports communication abnormality class failure, can quickly judge whether it is logical according to the warning information of network monitoring system
Letter multiplex channel failure, with quick handling failure.And for optical fiber designated lane mode, report communication port different on the protection device
Often during class failure, it is impossible to the rapid equipment fault for judging to be optical cable fibre core failure or protection device, its general handling process
For：Communication speciality personnel go to first scene to test the special fibre core of protection of optical cable, if optical cable fibre core failure, then by
Communication Personnel is processed, and otherwise notifies that protection professional is processed, causing trouble long processing period, and it is logical to be related to electric power
Two specialties of letter and protection, man power and material consumes larger.For the problems referred to above, existing conventional processing method is as follows：
By the way that the transmitting-receiving optical interface of the protection device at two ends accessed first respectively into optical splitter, optical splitter is by 97% light edge
Former transmission direction is transmitted, and the light feeding Optical Power Monitor for separating 3% is monitored, once the luminous power of optical power monitoring
Less than threshold value, it will alert and report monitoring system, realize the monitoring to dedicated optic fiber channel.But the program uses optical splitter
The light of former transmission direction will be reduced, and the light quantity for separating is less so that monitoring error is larger, and need to purchase a large amount of luminous powers
Monitor carries out networking, causes operating cost higher.
Therefore, how to solve the monitoring cost height of the on-line monitoring system of dedicated optic fiber channel in prior art, detection to miss
The big technological deficiency of difference, becomes a problem demanding prompt solution.
Utility model content
Therefore, the technical problems to be solved in the utility model is the on-line monitoring system of dedicated optic fiber channel in prior art
The monitoring cost of system is high and detection error is big.
To achieve these goals, the utility model provides a kind of optical channel monitor system, including：First monitoring dress
Put, for launching the monitoring ripple of first wave length；First fiber optic communications devices, for launching the operating wave of second wave length, described
One wavelength is not equal to the second wave length；First wave multiplexer, with first monitoring device and first fiber optic communications devices
Transmitting terminal connect respectively, for the monitoring ripple and the operating wave of the second wave length of the first wave length to be merged into into the first biography
It is transmitted after defeated ripple；First channel-splitting filter, connects first wave multiplexer, for receiving described first by the first Transmission Fibers
Transmission wave, and by first transmission wave be decomposed into the first wave length monitoring ripple and the second wave length operating wave after point
Supplementary biography is defeated；Second fiber optic communications devices, the receiving terminal of second fiber optic communications devices connects first channel-splitting filter, for connecing
Receive the operating wave of the second wave length；Object detecting device, for receiving the monitoring ripple of the first wave length.
Preferentially, also include：Second wave multiplexer, the transmitting with first channel-splitting filter and second fiber optic communications devices
End connects respectively, for the monitoring ripple of the first wave length that decomposites the first channel-splitting filter and second fiber optic communications devices
The operating wave of the second wave length of transmitting is merged into and is transmitted after the second transmission wave.
Preferentially, also include：Second channel-splitting filter, described second channel-splitting filter one end is described by the connection of the second optical delivery fiber
Second wave multiplexer, for receiving second transmission wave, and is decomposed into the monitoring of the first wave length by second transmission wave
Transmit respectively after the operating wave of ripple and the second wave length.
Preferentially, the other end of second channel-splitting filter connects respectively receiving terminal and the institute of first fiber optic communications devices
The receiving terminal of object detecting device is stated, the object detecting device is first monitoring device.
Preferentially, first monitoring device is optical transmission device.
Preferentially, also include：Second monitoring device, the receiving terminal of second monitoring device connects first partial wave
Device, for receiving the monitoring ripple of the first wave length, the object monitoring device includes：First monitoring device and/or institute
State the second monitoring device.
Preferentially, first, second monitoring device is optical transmission device, first wave multiplexer and first partial wave
Device is wavelength division multiplexer.
Preferentially, first and second wave multiplexer and first and second channel-splitting filter are wavelength division multiplexer.
Preferentially, first and second fiber optic communications devices are longitudinal differential protection device.
Preferentially, the object monitoring device connects monitoring system, for when optical-fibre channel breaks down to the prison
Control system sends alarm；First and second fiber optic communications devices connect the monitoring system, for breaking down in power circuit
When to the monitoring system send alarm.
The technical solution of the utility model has advantages below：
1st, the optical channel monitor system that the utility model is provided, in one end of optical-fibre channel monitoring device is installed, and is passed through
The operating wave that the monitoring ripple and fiber optic communications devices that monitoring device is sent sends carries out conjunction ripple, is passing the transmission wave after conjunction ripple
The other end transmitted in fibre to optical-fibre channel is lost, monitoring ripple and operating wave are decomposited from transmission wave in the other end, make monitoring
Ripple is finally transmitted to object monitoring device, once breaking down in optical-fibre channel, the object monitoring device can be by comprising failure letter
The alarm of breath reports to the monitoring system being attached thereto, thus, the on-line monitoring of optical-fibre channel is realized, with prior art phase
Than object monitoring device can be existing optical transmission device, and without the need for additional measurement monitoring equipment monitoring can be completed, and not only tie
Structure is simple, and ensure that the integrality of monitoring ripple and operating wave so that monitoring result is more accurate.
2nd, the optical channel monitor system that the utility model is provided, if fiber optic communications devices send communication disruption alarm
Meanwhile, monitoring system have received the alarm from object monitoring device, communication monitoring personnel can be judged by the alarm be
Optical cable fibre core breaks down and causes communication disruption, can in time send Communication Personnel to keep in repair optical cable fibre core；If circuit optical fiber leads to
T unit send communication disruption alarm, and object monitoring device not to monitoring system send alarm, can preliminary judgement optical fiber lead to
The optical cable fibre core normal operation in road, now group's protection professional is processed the failure, compared with prior art, is contracted significantly
In the short troubleshooting cycle, electric power resource is saved, improve the troubleshooting efficiency of optical-fibre channel.
Description of the drawings
In order to be illustrated more clearly that the utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the theory diagram of optical channel monitor system in the utility model embodiment 1；
Fig. 2 is the theory diagram of optical channel monitor system in the utility model embodiment 2；
Reference：
The fiber optic communications devices of 1- first, the monitoring devices of 2- first, the fiber optic communications devices of 3- second, the wave multiplexers of 4- first, 5-
First channel-splitting filter, the wave multiplexers of 6- second, the channel-splitting filters of 7- second, the monitoring devices of 8- second, TX- transmitting terminals, RX- receiving terminals.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than the embodiment of whole.Based on the embodiment in the utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
In description of the present utility model, it should be noted that term " first ", " second ", " the 3rd " are only used for description
Purpose, and it is not intended that indicating or implying relative importance.For the ordinary skill in the art, can concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.In addition, unless otherwise clearly defined and limited, term is " connected " should
It is interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or is integrally connected；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can also be two elements
Internal connection, can be wireless connection, or wired connection.For the ordinary skill in the art, can be with
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
As long as additionally, technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict just can be combined with each other.
Embodiment 1
A kind of optical channel monitor system is present embodiments provided, can be used for the real-time monitoring of optical-fibre channel, the present embodiment
Specifically by the way of to monitoring light path one end loopback, it is particularly suited for transmission range shorter (such as transmission range is less than 40m)
Route protection dedicated optic fiber channel, as shown in figure 1, including：First fiber optic communications devices 1, the second fiber optic communications devices 3,
One monitoring device 2, the first wave multiplexer 4, the first channel-splitting filter 5 and the first Transmission Fibers 11, herein the first monitoring device 2 can be light
Transmission equipment, the first fiber optic communications devices 1 and the second fiber optic communications devices 3 can be longitudinal differential protection device, wherein, first
Monitoring device 2, for launching the monitoring ripple of first wave length；First fiber optic communications devices 1, for launching the work of second wave length
Ripple, the first wave length is not equal to the second wave length；First wave multiplexer 4, with first monitoring device 2 and first light
The TX ends of fiber communication device 1 connect respectively, for the operating wave of the monitoring ripple of the first wave length and the second wave length to be closed
And to be transmitted after the first transmission wave；First channel-splitting filter 5, by the first Transmission Fibers 11 first wave multiplexer 4 is connected, and is used
In reception first transmission wave, and first transmission wave is decomposed into into the monitoring ripple and second ripple of the first wave length
Transmit respectively after long operating wave；Second fiber optic communications devices 3, the RX ends connection described the of second fiber optic communications devices 3
One channel-splitting filter 5, for receiving the operating wave of the second wave length；Object detecting device, for receiving the prison of the first wave length
Survey ripple.Herein, the first wave multiplexer 4 and the first channel-splitting filter 5 can be wavelength division multiplexer.As a kind of priority scheme, also include：The
Two wave multiplexers 6, are connected respectively with the TX ends of first channel-splitting filter 5 and second fiber optic communications devices 3, for by first point
The second wave length that the monitoring ripple of the first wave length that ripple device 5 is decomposited and second fiber optic communications devices 3 are launched
Operating wave is merged into and is transmitted after the second transmission wave.
As a kind of priority scheme, also include：Second channel-splitting filter 7, described one end of second channel-splitting filter 7 passes through the second transmission light
Fine 12 connection second wave multiplexer 6, for receiving second transmission wave, and is decomposed into described the by second transmission wave
Transmit respectively after the monitoring ripple of one wavelength and the operating wave of the second wave length；The other end of second channel-splitting filter 7 connects respectively
The RX ends of first fiber optic communications devices 1 and the RX ends of the object detecting device are connect, the object detecting device is described
First monitoring device 2.Wherein, the second wave multiplexer 6 and the second channel-splitting filter 7 can be wavelength division multiplexer.
Used as a kind of concrete implementation mode, as shown in figure 1, one end of optical-fiber protection channel can be set as A stations, the other end is
B stands, and positioned at the TX ends of first fiber optic communications devices 1 at A stations the operating wave that wavelength is λ 1 (i.e. second wave length), the first monitoring are sent
The TX ends of device 2 send the monitoring ripple that wavelength is λ 2 (i.e. first wave length), are combined into two wavelength by the first wave multiplexer 4 and pass all the way
Defeated ripple, accesses the first Transmission Fibers 11 that special optic fibre protects passage.Transmission wave reach B stand when, by the first channel-splitting filter 5 from
The transmission wave for receiving is decomposed, and the operating wave for decompositing the wavelength of λ 1 for coming enters the RX of the second fiber optic communications devices 3 that B stands
End, and the operating wave of the wavelength of λ 1 that the monitoring ripple for separating the wavelength of λ 2 directly sends with second fiber optic communications devices 3 passes through
Second wave multiplexer 6 is combined into transmission wave all the way, is then transmitted to A stations by the second Transmission Fibers 12, and at A stations the second partial wave is passed through again
Device 7, the transmission wave for receiving is separated, and the operating wave of the wavelength of λ 1 separated enters the first fiber optic communications devices 1 of A stations
RX ends, and the monitoring ripple for separating the wavelength of λ 2 is directly entered the first monitoring device 2 (i.e. now the first monitoring device 2 is mesh
Mark monitoring device) RX ends.Thus, passing through λ in the vertical connection fiber optic communications devices (i.e. first and second fiber optic communications devices) in A stations and B stations
While the operating wave of 1 wavelength realizes proper communication, the RX ends and TX ends of first monitoring device 2 at A stations by channel-splitting filter, are closed
The two-way Transmission Fibers of ripple device and special optic fibre protection passage are formed from ring, are realized and are protected the real-time of passage to special optic fibre
Monitoring.
As a kind of priority scheme, object monitoring device connection monitoring system (not shown), for occurring in optical-fibre channel
Alarm is sent during failure to monitoring system；First fiber optic communications devices 1, the connection monitoring system of the second fiber optic communications devices 3, are used for
Alarm is sent when power circuit breaks down to monitoring system.As a kind of concrete implementation mode, when monitoring system (such as
Can be electric power dispatching system) find that station end line protection fiber optic communications devices (such as can be the first fiber optic communication dress at A stations
Put 1, or B station the second fiber optic communications devices 3) report " communication port exception " etc. alert when, if staff send out
The monitoring port of first monitoring device 2 at existing A stations reports alarm simultaneously, such as report light path to interrupt alarm, then can determine that to pass
Defeated fiber core failure, you can send work communication speciality personnel to carry out optical-fibre channel repairing process, if, only fiber optic communications devices
Alarm, and monitoring device does not report associated alarm, illustrates that the failure is not that Transmission Fibers cause, then can immediately send work to be protected
Professional carries out repairing process to end fiber optic communications devices of standing.It should be noted that first and second light described in the utility model
Fiber communication device is not limited to the above-mentioned longitudinal differential protection device of the present embodiment, as long as being that by of the present utility model
The optical communication equipment of technical scheme is applied to the utility model.
The technical scheme of the present embodiment, by the monitoring ripple that sends monitoring device in one end of optical-fiber protection channel and work
Make ripple carries out conjunction ripple by wave multiplexer, will monitor ripple in the other end and operating wave is separated and transmitted to corresponding and processes dress
Put, finally come true to the warning situation that monitoring system is reported by object monitoring device and fiber optic communications devices when breaking down
Determine abort situation, realize the on-line monitoring of optical-fibre channel, compared with prior art, monitoring device can be existing optical transport
Equipment, therefore monitoring can be completed without the need for additional measurement monitoring equipment, structure is simpler, not only ensure that monitoring ripple and work
The integrality of ripple so that monitoring result is more accurate, and the troubleshooting cycle is shortened, electric power resource has been saved, improve
The troubleshooting efficiency of optical-fibre channel.
Embodiment 2
A kind of optical channel monitor system is present embodiments provided, can be used for the real-time monitoring of optical-fibre channel, the present embodiment
Specifically by the way of direct-connected to monitoring light path two ends, i.e., monitoring device is respectively provided with the two ends of each Transmission Fibers, especially
It is applied to the larger route protection dedicated optic fiber channel of long range propagation (generally higher than 40km) or light decay loss-rate, special with twin-core
As a example by with passage, as shown in Fig. 2 including：First fiber optic communications devices 1, the first monitoring device 2, the second monitoring device 8, first
Wave multiplexer 4, the first channel-splitting filter 5, the first Transmission Fibers 11 and the second fiber optic communications devices 3, wherein, the first fiber optic communications devices 1
Can be longitudinal differential protection device with the second fiber optic communications devices 3, the first monitoring device 2 and the second monitoring device 8 can be
Optical transmission device, the first wave multiplexer 4 and the first channel-splitting filter 5 are wavelength division multiplexer；Specifically, the first monitoring device 2, for launching
The monitoring ripple of first wave length；First fiber optic communications devices 1, for launching the operating wave of second wave length, the first wave length
In the second wave length；First wave multiplexer 4, the TX ends point with first monitoring device 2 and first fiber optic communications devices 1
Do not connect, carry out after the first transmission wave for the operating wave of the monitoring ripple of the first wave length and the second wave length to be merged into
Transmission；First channel-splitting filter 5, by the first Transmission Fibers 11 first wave multiplexer 4 is connected, for receiving first transmission
Ripple, and by first transmission wave be decomposed into the first wave length monitoring ripple and the second wave length operating wave after pass respectively
It is defeated；Second fiber optic communications devices 3, the RX ends of second fiber optic communications devices 3 connect first channel-splitting filter 5, for receiving
The operating wave of the second wave length；Object detecting device, for receiving the monitoring ripple of the first wave length；The second monitoring dress
The RX ends for putting 8 connect first channel-splitting filter 5, and for receiving the monitoring ripple of the first wave length, herein object monitoring device can
Being the first monitoring device 2, or the first monitoring device 2, or the first monitoring device 2 and the second monitoring device 8.
Used as a kind of concrete implementation mode, as shown in Fig. 2 one end of optical-fiber protection channel can be set as A stations, the other end is B stations, in A
The TX ends of the first fiber optic communications devices 1 stood send the operating wave of λ 1 (i.e. second wave length) wavelength and the TX of the first monitoring device 2
End sends the monitoring ripple of λ 2 (i.e. first wave length) wavelength, is combined into after transmission wave all the way by the first wave multiplexer 4, accesses first and transmits
Optical fiber 11, when transmission wave reaches B stations, is decomposed by 5 pairs of transmission waves for receiving of the first channel-splitting filter, decomposites the ripples of λ 1 for coming
Long operating wave enters the RX ends of second fiber optic communications devices 3 at B stations, and the monitoring ripple for separating the wavelength of λ 2 enters B stations
The RX ends of the second monitoring device 8 (now object monitoring device is the second monitoring device 8)；Thus, realize monitoring ripple is stood from A
Transmit to B stations, that is, realize the on-line monitoring to optical-fibre channel (for the first Transmission Fibers 11).
In addition, for the special light protection passage of twin-core, including two-way Transmission Fibers, i.e. the optical channel monitor system
System can also include：Second Transmission Fibers 12, the second wave multiplexer 6 and the second channel-splitting filter 7, above-mentioned is for the first Transmission Fibers
Monitoring process, the program is equally applicable to the second Transmission Fibers 12, and specific implementation is as follows：
Through such scheme, A stations are transmitted to the operating wave and monitoring ripple at B stations and be respectively connected to the second fiber optic communications devices
3 and second after monitoring device 8, the operating wave of the wavelength of λ 1 that the TX ends of second fiber optic communications devices 3 at B stations can send, the work
The monitoring ripple of the wavelength of λ 2 that the TX ends of ripple and the second monitoring device 8 send is combined into transmission wave all the way by the second wave multiplexer 6, then
Access the second Transmission Fibers 12, transmit to A stand when, the transmission wave received from B stations is carried out point by second channel-splitting filter 7
Solution, the operating wave for decompositing the wavelength of λ 1 for coming enters the RX ends of the first fiber optic communications devices 1 that A stands, and decomposites and carry out the wavelength of λ 2
Monitoring ripple be directly entered the RX ends of the first monitoring device 2 (now object monitoring device is the first monitoring device 2).Thus, in A
While the vertical fiber optic communications devices stood with B of standing complete proper communication by the operating wave of the wavelength of λ 1, the monitoring at A stations and B stations
Device completes the on-line monitoring that passage is protected to special optic fibre by the monitoring ripple of the wavelength of λ 2.
As a kind of priority scheme, object monitoring device connection monitoring system (not shown), for occurring in optical-fibre channel
Alarm is sent during failure to monitoring system.First fiber optic communications devices 1, the connection monitoring system of the second fiber optic communications devices 3, are used for
Alarm is sent when power circuit breaks down to monitoring system.As a kind of concrete implementation mode, when monitoring system (such as
Can be electric power dispatching system) find that station end line protection fiber optic communications devices (such as can be the first fiber optic communication dress at A stations
Put 1, or B station the second fiber optic communications devices 3) report " communication port exception " etc. alert when, if staff send out
The monitoring of existing object detecting device (can be herein first monitoring device 2 at A stations, or second monitoring device 8 at B stations)
Port reports alarm simultaneously, such as report light path to interrupt alarm, then can determine that as Transmission Fibers fibre core failure, you can send work to communicate
Professional carries out optical-fibre channel repairing process, if, only fiber optic communications devices alarm, and monitoring device does not report correlation
Warning, illustrates that the failure is not that Transmission Fibers cause, then can immediately send work protection professional to end fiber optic communications devices of standing
Carry out repairing process.
It should be noted that first and second fiber optic communications devices described in the utility model are not limited on the present embodiment
The longitudinal differential protection device stated, as long as the optical communication equipment for being that by the technical solution of the utility model is applied to this
Utility model.
The technical scheme of the present embodiment, by the monitoring ripple that sends monitoring device in one end of optical-fiber protection channel and work
Make ripple carries out conjunction ripple by wave multiplexer, will monitor ripple in the other end and operating wave is separated and transmitted to corresponding and processes dress
Put, finally come true to the warning situation that monitoring system is reported by object monitoring device and fiber optic communications devices when breaking down
Determine abort situation, realize the on-line monitoring of optical-fibre channel, compared with prior art, monitoring device can be existing optical transport
Equipment, therefore monitoring can be completed without the need for additional measurement monitoring equipment, structure is simpler, not only ensure that monitoring ripple and work
The integrality of ripple so that monitoring result is more accurate, and the troubleshooting cycle is shortened, electric power resource has been saved, improve
The troubleshooting efficiency of optical-fibre channel.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or
Among changing the protection domain created still in the utility model.
Claims (10)
1. a kind of optical channel monitor system, it is characterised in that include：
First monitoring device, for launching the monitoring ripple of first wave length；
First fiber optic communications devices, for launching the operating wave of second wave length, the first wave length is not equal to the second wave length；
First wave multiplexer, is connected respectively with the transmitting terminal of first monitoring device and first fiber optic communications devices, is used for
The operating wave of the monitoring ripple of the first wave length and the second wave length is merged into and is transmitted after the first transmission wave；
First channel-splitting filter, by the first Transmission Fibers first wave multiplexer is connected, for receiving first transmission wave, and will
First transmission wave is decomposed into after the operating wave of the monitoring ripple of the first wave length and the second wave length and transmits respectively；
Second fiber optic communications devices, the receiving terminal of second fiber optic communications devices connects first channel-splitting filter, for receiving
The operating wave of the second wave length；
Object detecting device, for receiving the monitoring ripple of the first wave length.
2. optical channel monitor system according to claim 1, it is characterised in that also include：
Second wave multiplexer, is connected respectively with the transmitting terminal of first channel-splitting filter and second fiber optic communications devices, for inciting somebody to action
The monitoring ripple of the first wave length that the first channel-splitting filter is decomposited and second ripple of second fiber optic communications devices transmitting
Long operating wave is merged into and is transmitted after the second transmission wave.
3. optical channel monitor system according to claim 2, it is characterised in that also include：
Second channel-splitting filter, described second channel-splitting filter one end connects second wave multiplexer by the second optical delivery fiber, for connecing
Receive second transmission wave, and second transmission wave is decomposed into into the monitoring ripple and the second wave length of the first wave length
Transmit respectively after operating wave.
4. optical channel monitor system according to claim 3, it is characterised in that the other end of second channel-splitting filter point
Do not connect the receiving terminal of first fiber optic communications devices and the receiving terminal of the object detecting device, the object detecting device
For first monitoring device.
5. optical channel monitor system according to any one of claim 1 to 4, it is characterised in that first monitoring
Device is optical transmission device.
6. optical channel monitor system according to claim 1, it is characterised in that also include：
Second monitoring device, the receiving terminal of second monitoring device connects first channel-splitting filter, for receiving described first
The monitoring ripple of wavelength, the object monitoring device includes：First monitoring device and/or second monitoring device.
7. optical channel monitor system according to claim 6, it is characterised in that first, second monitoring device is
Optical transmission device, first wave multiplexer and first channel-splitting filter are wavelength division multiplexer.
8. optical channel monitor system according to claim 4, it is characterised in that first and second wave multiplexer and described
First and second channel-splitting filter is wavelength division multiplexer.
9. the optical channel monitor system according to claim 4 or 6, it is characterised in that the first and second fiber optic communication dress
It is set to longitudinal differential protection device.
10. optical channel monitor system according to claim 1, it is characterised in that the object monitoring device connection prison
Control system, for sending alarm to the monitoring system when optical-fibre channel breaks down；
First and second fiber optic communications devices connect the monitoring system, for when communication port breaks down to the prison
Control system sends alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069618.4U CN206135922U (en) | 2016-09-21 | 2016-09-21 | Fiber channel monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069618.4U CN206135922U (en) | 2016-09-21 | 2016-09-21 | Fiber channel monitoring system |
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| CN206135922U true CN206135922U (en) | 2017-04-26 |
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| CN201621069618.4U Expired - Fee Related CN206135922U (en) | 2016-09-21 | 2016-09-21 | Fiber channel monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167884A (en) * | 2017-06-29 | 2017-09-15 | 山东海富光子科技股份有限公司 | A kind of light path differential protection system and method |
| CN110161641A (en) * | 2018-02-15 | 2019-08-23 | Highyag激光技术公司 | Optical system with safety component |
| CN110266377A (en) * | 2019-06-20 | 2019-09-20 | 国网辽宁省电力有限公司电力科学研究院 | Optical fiber remote detection and scheduling system in a kind of fiber optic network |
| CN111277324A (en) * | 2020-01-19 | 2020-06-12 | 国网山东省电力公司青岛供电公司 | Optical fiber link channel monitoring system |
-
2016
- 2016-09-21 CN CN201621069618.4U patent/CN206135922U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107167884A (en) * | 2017-06-29 | 2017-09-15 | 山东海富光子科技股份有限公司 | A kind of light path differential protection system and method |
| CN107167884B (en) * | 2017-06-29 | 2019-01-25 | 山东海富光子科技股份有限公司 | A kind of optical path differential protection system and method |
| CN110161641A (en) * | 2018-02-15 | 2019-08-23 | Highyag激光技术公司 | Optical system with safety component |
| CN110161641B (en) * | 2018-02-15 | 2021-11-23 | Highyag激光技术公司 | Optical system with security element |
| CN110266377A (en) * | 2019-06-20 | 2019-09-20 | 国网辽宁省电力有限公司电力科学研究院 | Optical fiber remote detection and scheduling system in a kind of fiber optic network |
| CN111277324A (en) * | 2020-01-19 | 2020-06-12 | 国网山东省电力公司青岛供电公司 | Optical fiber link channel monitoring system |
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