CN115426036A - Intelligent optical fiber link disposal system and method - Google Patents

Intelligent optical fiber link disposal system and method Download PDF

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Publication number
CN115426036A
CN115426036A CN202210831082.9A CN202210831082A CN115426036A CN 115426036 A CN115426036 A CN 115426036A CN 202210831082 A CN202210831082 A CN 202210831082A CN 115426036 A CN115426036 A CN 115426036A
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optical fiber
link
module
intelligent
fault
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毕研伟
安鹏菲
于金龙
吴天
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Zhuoxin Communication Co ltd
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Zhuoxin Communication Co ltd
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Priority to CN202210831082.9A priority Critical patent/CN115426036A/en
Publication of CN115426036A publication Critical patent/CN115426036A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/071Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/03Arrangements for fault recovery
    • H04B10/032Arrangements for fault recovery using working and protection systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25Arrangements specific to fibre transmission

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)

Abstract

The invention discloses an intelligent disposal method of an optical fiber link, which comprises the following steps of S1, detecting an equipment link, judging whether the equipment is powered off or online, and accurately detecting the position of the broken link; s2, alarming abnormally, positioning faults, prompting that the equipment does not work normally or is connected with a wrong line, carrying out directional detection on the fault optical cable, accurately obtaining the breakpoint distance of the optical cable, and obtaining the fault type and the distance of the tail end of the fault optical fiber; s3, link quality prediction and optical cable network health evaluation; and the system comprises an intelligent operation and maintenance module, wherein the intelligent operation and maintenance module is connected with an equipment detection module, a link detection module, an abnormity alarm module, a fault positioning module, a link quality prediction module and an optical fiber network health assessment module. The invention can utilize the idle time to carry out routine tests on the idle channel, realizes the link quality prediction of the idle channel, provides a stable and reliable standby link for the main optical fiber link when the main optical fiber link fails, and recovers the main optical fiber in time.

Description

Intelligent optical fiber link disposal system and method
Technical Field
The present invention relates to intelligent handling of optical fiber links, and more particularly, to an intelligent handling system and method for optical fiber links.
Background
The optical fiber link is an important ring for completing the connection of a far end and a near end as a basic component part of electric power communication information and intelligent control, the optical fiber link mainly comprises an optical cable tail end, an optical fiber distribution panel, an optical fiber tail fiber, an optical fiber connector (flange), an optical fiber connecting line (jumping fiber), a photoelectric conversion module and the like, the composition is complex, the problem is frequent, and the related technology adopts a manual mode to monitor the running state of the optical fiber link, so that the method comprises the following steps: the manual work operation of going to the station is difficult, and resource management is difficult, can't guarantee the real-time, and monitoring efficiency and degree of accuracy are lower. The lag of long-term management and monitoring technical means seriously affects the stable realization of electric power communication information and intelligent control.
Disclosure of Invention
The invention aims to provide an optical fiber link intelligent processing system which can perform routine tests on an idle channel by using idle time, realize link quality prediction of the idle channel, ensure the quality of a link, provide a stable and reliable standby link for a primary optical fiber link when a fault occurs, recover the primary optical fiber in time, shorten the fault time of the primary optical fiber and reduce the influence caused by optical fiber faults as much as possible.
In order to achieve the purpose, the invention adopts the following technical means:
an intelligent handling method for an optical fiber link comprises the following steps:
s1, equipment link detection is carried out, whether the equipment is powered off or online is judged, and the position of the equipment where an optical fiber link is disconnected is accurately detected;
s2, alarming abnormally, positioning faults, prompting that the equipment does not work normally or is connected with a wrong line, carrying out directional detection on the optical cable where the fault optical fiber is located according to the disconnected position detected in the step S1, accurately obtaining the breakpoint distance of the optical cable where the optical fiber is located, and obtaining the fault type and the distance of the tail end of the fault optical fiber;
s3, link quality prediction and optical cable network health assessment, optical fiber quality detection and transmission receiving optical power detection are performed on the optical fiber link where the equipment is located, an instruction of directional test or periodic test is issued to the air Yu Guangqian, an optical fiber quality management report is obtained, the optical fiber recovery timeliness rate is guaranteed, and then according to the fault condition in the optical fiber quality management report, personnel are arranged on line to carry out targeted repair on the fault link.
Preferably, in step S3, the method further includes intelligent routing planning, which is used to implement spare optical fiber management, perform different cable protection on the optical fiber, establish a spare optical fiber channel, and immediately invoke a spare optical fiber scheme after the main optical fiber channel fails.
Preferably, the intelligent routing plan is implemented by a physical path recommendation algorithm, and the physical path recommendation algorithm includes: one or more of the shortest recovery time, least experienced node, and least link loss.
Preferably, in step S3, the optical fiber recovery is implemented by remote scheduling, and the optical fiber recovery timeliness ratio is: 0.9-0.95.
It is still another object of the present invention to provide an intelligent handling system for optical fiber link, which is used for implementing the above method:
the intelligent optical fiber link handling system is used for realizing the method and is realized by an intelligent operation and maintenance module, and the intelligent operation and maintenance module is in information connection with an equipment detection module, a link detection module, an abnormity alarm module, a fault positioning module, a link quality prediction module and an optical fiber network health assessment module;
the device detection module is used for judging whether the device is powered off, whether the device is on-line or not and whether the device is in a detection area or not;
the link detection module is used for accurately detecting the position of the broken optical fiber link where the equipment is located;
the abnormity warning module is used for prompting that the equipment does not work normally or is connected with a wrong line;
the fault positioning module is used for carrying out directional detection on the optical cable where the fault optical fiber is located and accurately positioning the position where the link fails;
the link quality prediction module is used for predicting the optical fiber quality detection and the transmission receiving optical power detection of the link, issuing an instruction of directional test or periodic test to the air Yu Guangqian and acquiring an optical fiber quality management report;
and the optical fiber network health evaluation module is used for evaluating the condition of the optical fiber link according to the optical fiber quality management report.
Preferably, the system further comprises an intelligent routing planning module, which is used for realizing simultaneous fiber jumping of the devices of all the access sites and is used for realizing standby fiber management.
Preferably, the optical fiber repairing system further comprises a remote scheduling module for remotely repairing the failed optical fiber.
Preferably, the link quality prediction module is implemented by OTDR (optical time domain reflectometer), among others.
The invention at least comprises the following beneficial effects:
based on the routine test function (based on the OTDR module) of the intelligent optical fiber distribution management system link, the idle time is utilized to carry out routine test on the idle channel, so that the link quality prediction of the idle channel is realized, the link quality is ensured, a stable and reliable standby link is provided when a primary optical fiber link fails, the primary optical fiber is recovered in time, the failure time of the primary optical fiber is shortened, the influence caused by optical fiber failure is reduced as much as possible, and the perception of customers is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
An intelligent handling method for an optical fiber link comprises the following steps:
s1, equipment link detection is carried out, whether the equipment is powered off or online is judged, and the position of the equipment where the optical fiber link is disconnected is accurately detected. It is detected whether the device is within the detection area.
The intelligent optical fiber disposal system supports functions of adding, modifying, dividing management authority, inquiring operation logs and the like of front-end intelligent optical fiber distribution frame equipment, can detect the running state of the equipment and the use condition of a link at any time, and can display the running state and the use condition of the link on the system in a chart form.
Virtually reflecting physical entities onto a system platform, for example: the system logs in the home page, and can correspond to a channel to be queried through different model layers of the home page.
The health state of the link channel borne by the optical fiber is clearly displayed through a chart, and the service condition of each optical fiber can be rapidly mastered manually.
S2, alarming abnormally, positioning the fault, prompting that the equipment does not work normally or is connected with a wrong line, carrying out directional detection on the optical cable where the fault optical fiber is located according to the disconnected position detected in the step S1, accurately obtaining the breakpoint distance of the optical cable where the optical fiber is located, and obtaining the fault type and the distance of the tail end of the fault optical fiber.
After the optical cable fails, a manual test in networking services can be clicked on the platform, the failed optical cable or the failure name is input to inquire, after an instruction is issued, an OTDR routine test option can be clicked on the platform, the optical cable where the failed optical fiber is located is directionally detected, the breakpoint distance of the optical cable where the optical fiber is located is accurately obtained, and the failure type and the distance of the tail end of the failed optical fiber can be known according to a feedback chart.
S3, link quality prediction and optical cable network health assessment, optical fiber quality detection and transmission receiving optical power detection are performed on the optical fiber link where the equipment is located, an instruction of directional test or periodic test is issued to the air Yu Guangqian, an optical fiber quality management report is obtained, the optical fiber recovery timeliness rate is guaranteed, and then according to the fault condition in the optical fiber quality management report, personnel are arranged on line to carry out targeted repair on the fault link.
The device is internally integrated with an OTDR (optical time domain reflectometer) module, the device can perform optical fiber quality detection and transmission receiving optical power detection on the optical fiber link, operation and maintenance personnel can issue an instruction for performing directional test or periodic test on vacant optical fibers, and a detection result can generate a report and a picture, so that the traditional working mode of manually uploading results by relying on manual work, manual test and manual record is changed, meanwhile, the uncertainty of manual test is avoided, and real, comprehensive and visual optical fiber quality management is realized.
The routine test of the OTDR (optical time domain reflectometer) can detect the fault according to the test requirement of the optical fiber (for example, less network users of operators at 1-4 points in the morning can detect the fault) and recover in time, thereby reducing the time and labor consumption of manual operation for getting on the station. The manual work can be according to the demand of the work of security, carry out independent test, manual test to necessary fibre channel.
The intelligent optical fiber link disposal method comprises the step S3 of intelligent route planning, which is used for realizing vacant optical fiber management, performing different cable protection on optical fibers, establishing a standby optical fiber channel, and timely transferring a standby optical fiber scheme after the main optical fiber channel fails.
The intelligent routing planning is realized by a physical path recommendation algorithm, and the physical path recommendation algorithm comprises the following steps: one or more of the shortest recovery time, the least experienced node, and the least link loss.
The optical fiber channel emergency plan linkage can carry out different cable protection on optical fibers, establish a standby optical fiber channel and timely transfer a standby optical fiber scheme after a main optical fiber fails. After scale deployment, intelligent automatic jump connection of multiple path points can be realized, the robots of all path stations can jump fibers simultaneously according to a routing algorithm, and different physical paths are recommended, such as: shortest recovery time, least experienced node, least link loss, etc.
For example, taxi taking software, in the process of recommending rapid fault recovery, the system can recommend different recovery paths, and the selection of nodes is less and the time consumption is less. Such as: when the link from the site A to the site B is interrupted, 4 paths exist, and the system recommends a suitable path for recovery according to the service requirement.
In the step S3, the optical fiber recovery is realized through remote scheduling, and the optical fiber recovery timeliness rate is as follows: 0.9-0.95. The digital twinning technology maps passive resources such as an optical cable where the optical fiber is located on a system platform, the transmission resource condition is displayed in the form of graphs and reports, operation and maintenance personnel can know the location of a fault without working on a station, the operation and maintenance personnel repair the fault optical fiber on a network management side, the timeliness rate of optical fiber recovery is guaranteed, and then personnel are arranged to repair a fault link in a targeted mode under the condition of the fault.
The intelligent optical fiber link handling system is used for realizing the method and is realized by an intelligent operation and maintenance module, and the intelligent operation and maintenance module is in information connection with an equipment detection module, a link detection module, an abnormity alarm module, a fault positioning module, a link quality prediction module and an optical fiber network health assessment module;
the device detection module is used for judging whether the device is powered off, whether the device is on-line or not and whether the device is in a detection area or not;
the link detection module is used for accurately detecting the position of the broken optical fiber link where the equipment is located;
the abnormity alarm module is used for prompting that the equipment does not work normally or is connected with a wrong line;
the fault positioning module is used for carrying out directional detection on the optical cable where the fault optical fiber is located and accurately positioning the position where the link fails;
the link quality prediction module is used for predicting the optical fiber quality detection and the transmission receiving optical power detection of the link, issuing an instruction of directional test or periodic test to the air Yu Guangqian and acquiring an optical fiber quality management report;
and the optical fiber network health evaluation module is used for evaluating the condition of the optical fiber link according to the optical fiber quality management report.
The intelligent optical fiber link disposal system also comprises an intelligent routing planning module, realizes the simultaneous fiber jumping of the equipment of all the sites, and is used for realizing the standby fiber management.
The intelligent optical fiber link handling system further comprises a remote scheduling module used for remotely repairing the fault optical fiber.
The link quality prediction module is implemented by an OTDR (optical time domain reflectometer).
Based on the routine test function (based on the OTDR module) of the intelligent optical fiber distribution management system link, the idle time is utilized to carry out routine test on the idle channel, so that the link quality prediction of the idle channel is realized, the link quality is ensured, a stable and reliable standby link is provided when a primary optical fiber link fails, the primary optical fiber is recovered in time, the failure time of the primary optical fiber is shortened, the influence caused by optical fiber failure is reduced as much as possible, and the perception of customers is improved.
The software platform supports functions of adding, modifying, dividing management authority and inquiring operation logs of front-end intelligent optical fiber distribution frame equipment, closed-loop management is formed, the topological relation of the equipment and the use condition of optical fiber resources can be displayed in a graphical mode, and the perceptibility of operation and maintenance personnel on the use conditions of the optical fibers and the resources is improved.
The software platform also supports remote detection and display of the optical fiber link, performs intelligent sensing, intelligent analysis and timely early warning on the quality of the optical cable, and changes the traditional working mode of operating by using the handheld OTDR upper station.
Another very important role of the software platform is one-key opening of the optical fiber and self-healing of the fault. After the equipment is deployed in a large scale, only the head end station and the tail end station need to be operated on the network management side, and the system can realize the simultaneous fiber jumping of the equipment of all the sites according to an intelligent routing algorithm. The system can also recommend different physical paths according to an intelligent routing algorithm after the fault occurs, such as: shortest recovery time, least experienced node, least link loss, etc.
What is not described in detail in this description is prior art to the expert of the art.
While embodiments of the invention have been disclosed above, it is not intended that they be limited to the applications set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details described herein, without departing from the general concept as defined by the appended claims and their equivalents.

Claims (8)

1. An intelligent handling method for an optical fiber link, comprising:
s1, equipment link detection is carried out, whether the equipment is powered off or online is judged, and the position of the equipment where an optical fiber link is disconnected is accurately detected;
s2, alarming abnormally, positioning the fault, prompting that the equipment does not work normally or is connected with a wrong line, carrying out directional detection on the optical cable where the fault optical fiber is located according to the disconnected position detected in the step S1, accurately obtaining the breakpoint distance of the optical cable where the optical fiber is located, and obtaining the fault type and the distance of the tail end of the fault optical fiber;
s3, link quality prediction and optical cable network health assessment, optical fiber quality detection and transmission receiving optical power detection are performed on the optical fiber link where the equipment is located, an instruction of directional test or periodic test is issued to the air Yu Guangqian, an optical fiber quality management report is obtained, the optical fiber recovery timeliness rate is guaranteed, and then according to the fault condition in the optical fiber quality management report, personnel are arranged on line to carry out targeted repair on the fault link.
2. The intelligent optical fiber link handling method according to claim 1, wherein in step S3, the method further includes intelligent routing planning, which is used to implement spare optical fiber management, perform different cable protection on the optical fiber, establish a spare optical fiber channel, and immediately invoke a spare optical fiber scheme after the main optical fiber channel fails.
3. The intelligent handling method for optical fiber links according to claim 2, wherein the intelligent routing is implemented by a physical path recommendation algorithm, the physical path recommendation algorithm comprising: one or more of the shortest recovery time, the least experienced node, and the least link loss.
4. The intelligent handling method for optical fiber links according to claim 1, wherein in step S3, the optical fiber recovery is implemented by remote scheduling, and the fiber recovery timeliness ratio is: 0.9-0.95.
5. The intelligent optical fiber link handling system is used for realizing the method of claim 1 and is realized by an intelligent operation and maintenance module, and the intelligent operation and maintenance module is in information connection with an equipment detection module, a link detection module, an abnormity alarm module, a fault positioning module, a link quality prediction module and an optical fiber network health assessment module;
the device detection module is used for judging whether the device is powered off, whether the device is on-line or not and whether the device is in a detection area or not;
the link detection module is used for accurately detecting the position of the broken optical fiber link where the equipment is located;
the abnormity alarm module is used for prompting that the equipment does not work normally or is connected with a wrong line;
the fault positioning module is used for carrying out directional detection on the optical cable where the fault optical fiber is located and accurately positioning the position where the link fails;
the link quality prediction module is used for predicting the optical fiber quality detection and the transmission receiving optical power detection of the link, issuing an instruction of directional test or periodic test to the air Yu Guangqian and acquiring an optical fiber quality management report;
and the optical fiber network health evaluation module is used for evaluating the condition of the optical fiber link according to the optical fiber quality management report.
6. The intelligent handling system for optical fiber links according to claim 5, further comprising an intelligent route planning module for implementing simultaneous fiber skipping of the devices of all the access sites for implementing standby fiber management.
7. The intelligent fiber link handling system of claim 5, further comprising a remote dispatch module to remotely repair a failed fiber.
8. Intelligent handling system for optical fiber links according to claim 5, characterized in that the link quality prediction module is implemented by OTDR (optical time Domain reflectometer).
CN202210831082.9A 2022-07-15 2022-07-15 Intelligent optical fiber link disposal system and method Pending CN115426036A (en)

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CN116760464A (en) * 2023-05-25 2023-09-15 江苏泽宇智能电力股份有限公司 Optical fiber resource management system based on deep learning

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CN111565068A (en) * 2020-05-14 2020-08-21 浪潮天元通信信息***有限公司 Optical cable fault positioning and pushing method for big data analysis based on OTDR (optical time Domain reflectometer)
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CN104079346A (en) * 2014-07-23 2014-10-01 国家电网公司 Remote judging and positioning method and device for EPON (Ethernet Passive Optical Network) multi-level non-average optical fiber link circuit failures
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CN110429977A (en) * 2018-09-27 2019-11-08 国网湖北省电力有限公司信息通信公司 A kind of optical cable fibre core real-time monitoring system and method based on light source photodetector array
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