CN112615667A - Power optical cable fault first-aid repair system - Google Patents
Power optical cable fault first-aid repair system Download PDFInfo
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- CN112615667A CN112615667A CN202011375362.0A CN202011375362A CN112615667A CN 112615667 A CN112615667 A CN 112615667A CN 202011375362 A CN202011375362 A CN 202011375362A CN 112615667 A CN112615667 A CN 112615667A
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- fault
- optical cable
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- module
- unit
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- 230000003287 optical effect Effects 0.000 title claims abstract description 102
- 238000012544 monitoring process Methods 0.000 claims abstract description 17
- 230000003139 buffering effect Effects 0.000 claims abstract description 16
- 238000000253 optical time-domain reflectometry Methods 0.000 claims abstract description 14
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- 238000012360 testing method Methods 0.000 claims description 13
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 description 5
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/071—Arrangements 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]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/03—Arrangements for fault recovery
- H04B10/032—Arrangements for fault recovery using working and protection systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0791—Fault location on the transmission path
Abstract
The invention provides a power optical cable fault first-aid repair system, which comprises: the system comprises a service state monitoring unit, a fault positioning unit and a fault buffering unit; the fault locating unit includes: a relay positioning module and an OTDR positioning module; the fault buffering unit includes: the device comprises a priority setting module, a replacement control module, a same-path replacement module and a sacrifice replacement module; and when the service state monitoring unit monitors that the optical cable has a fault, triggering a fault positioning unit and a fault buffering unit to start. The invention ensures the normal operation of the fault optical cable by switching the optical cable line before the field maintenance, and avoids the irreparable loss caused by service interruption.
Description
Technical Field
The invention belongs to the technical field of power communication networks, and particularly relates to a power optical cable fault first-aid repair system.
Background
The power optical cable is used as a blood vessel of a power communication network, can indirectly ensure that a power system stably and safely operates, is widely applied to various fields along with the improvement of the life quality of people, and meanwhile, the reliability and the safety of an optical cable line are more and more concerned by people. In the daily operation of the power optical cable, damage, aging and faults inevitably exist due to external force factors, natural disasters, human factors, self defects and the like, and workers are required to perform hidden danger troubleshooting and troubleshooting at regular intervals. However, the power optical cable has many failure types, the power optical cable is complex in layout, specific positioning needs a certain time for measurement and calculation, and a large amount of time needs to be consumed when patrol or equipment maintenance is carried out, so that the service process of the failed optical cable is delayed, and even the whole power communication network is broken down.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the present invention provides a power cable fault emergency repair system to solve the above-mentioned technical problems.
The invention provides a power optical cable fault first-aid repair system, which comprises: the system comprises a service state monitoring unit, a fault positioning unit and a fault buffering unit; the fault locating unit includes: a relay positioning module and an OTDR positioning module; the fault buffering unit includes: the device comprises a priority setting module, a replacement control module, a same-path replacement module and a sacrifice replacement module; when the service state monitoring unit monitors that the optical cable has a fault, triggering a fault positioning unit and a fault buffering unit to start;
the service state monitoring unit is used for monitoring the service states and service information of all the optical cables;
the fault buffer unit is used for connecting a fault optical cable before maintenance so as to temporarily recover the service operation;
the fault positioning unit is used for positioning the specific position of the fault.
Further, the priority setting module is used for setting the priority of the optical cable according to the service importance degree;
the replacement control module is used for selecting a replacement mode according to the use state of the same-path line of the current fault optical cable;
the same-path replacement module is used for enabling a standby optical cable line to replace a fault optical cable line;
the sacrificial replacement module is used for replacing a fault optical cable line by an optical cable line under use with lower priority.
Furthermore, the relay section positioning module is used for positioning the relay section where the fault optical cable is located, so as to realize coarse positioning.
Further, the OTDR positioning module is configured to record actual lengths from the optical cable test points to the optical cable joints and total attenuation values of the optical fibers in the trunk section for specific positioning.
Furthermore, the priority of the same-path replacement module is higher than that of the sacrifice replacement module, and the priority of the replacement optical cable selected by the sacrifice replacement module is lower than that of the fault optical cable.
Further, the fault location unit further includes: and the parameter input unit is used for registering the model parameter of the test instrument in the OTDR positioning module and the set value parameter of the test refractive index.
Further, the system further comprises: the scheme making unit is used for selecting a communication-substituting scheme according to the service state of the optical cable in the same path and presenting the communication-substituting scheme to the staff, and the communication-substituting scheme comprises the following steps: spare optical cables for the same path replacement and replacement, or service and replaceable optical cables for the sacrifice replacement and needing the sacrifice.
Furthermore, the system also comprises a manual intervention unit, which is used for stopping the same-path replacement or sacrificing replacement when a worker judges that the replacement scheme is unreasonable, and adopting an emergency plan to carry out direct on-site rush repair.
The beneficial effect of the invention is that,
according to the power optical cable fault first-aid repair system provided by the invention, the normal operation of a fault optical cable is ensured by switching optical cable lines before field maintenance, namely, certain buffering is carried out after a fault occurs, an idle optical cable can be adopted for replacement, when no idle optical cable exists, a replacement optical cable which is normally used and has a service emergency degree lower than that of the fault optical cable is interrupted for replacement, and irreparable loss caused by service interruption is avoided; meanwhile, manual intervention is provided, and the phenomenon that normal operation of the cable is influenced due to unreasonable judgment of a scheme is avoided.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a functional block diagram of a system according to one embodiment of the present application;
FIG. 2 is a functional block diagram of a system according to one embodiment of the present application.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The embodiment of the application provides a system is salvageed to power optical cable trouble, includes: the system comprises a service state monitoring unit, a fault positioning unit and a fault buffering unit; the fault locating unit includes: a relay positioning module and an OTDR positioning module; the fault buffering unit includes: the device comprises a priority setting module, a replacement control module, a same-path replacement module and a sacrifice replacement module; when the service state monitoring unit monitors that the optical cable has a fault, triggering a fault positioning unit and a fault buffering unit to start;
the service state monitoring unit is used for monitoring the service states and service information of all the optical cables;
the fault buffer unit is used for connecting a fault optical cable before maintenance so as to temporarily recover the service operation;
the fault positioning unit is used for positioning the specific position of the fault.
Optionally, as an embodiment of the present application, the priority setting module is configured to set a priority of an optical cable according to a service importance level;
the replacement control module is used for selecting a replacement mode according to the use state of the same-path line of the current fault optical cable;
the same-path replacement module is used for enabling a standby optical cable line to replace a fault optical cable line;
the sacrificial replacement module is used for replacing a fault optical cable line by an optical cable line under use with lower priority.
Optionally, as an embodiment of the present application, the hop positioning module is configured to position a hop where a faulty optical cable is located, so as to implement coarse positioning.
Optionally, as an embodiment of the present application, the OTDR positioning module is configured to record actual lengths from an optical cable test point to an optical cable joint and a total attenuation value of a trunk fiber, and perform specific positioning.
Optionally, as an embodiment of the present application, the priority of the same-route replacement module is higher than that of the victim replacement module, and the priority of the replacement optical cable selected by the victim replacement module is lower than that of the failed optical cable.
Optionally, as an embodiment of the present application, the fault location unit further includes: and the parameter input unit is used for registering the model parameter of the test instrument in the OTDR positioning module and the set value parameter of the test refractive index.
Optionally, as an embodiment of the present application, the system further includes: the scheme making unit is used for selecting a communication-substituting scheme according to the service state of the optical cable in the same path and presenting the communication-substituting scheme to the staff, and the communication-substituting scheme comprises the following steps: spare optical cables for the same path replacement and replacement, or service and replaceable optical cables for the sacrifice replacement and needing the sacrifice.
Optionally, as an embodiment of the present application, the system further includes a manual intervention unit, configured to stop the same-route replacement or sacrifice replacement by intervention when the staff determines that the replacement scheme is unreasonable, and use an emergency plan to perform direct on-site emergency repair.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
As shown in fig. 1, an embodiment of the present application provides a power optical cable fault emergency repair system, including: the system comprises a service state monitoring unit, a fault positioning unit and a fault buffering unit; the fault locating unit includes: the system comprises a parameter input unit, a relay section positioning module and an OTDR positioning module; the fault buffering unit includes: the device comprises a priority setting module, a replacement control module, a same-path replacement module and a sacrifice replacement module; when the service state monitoring unit monitors that the optical cable has a fault, triggering a fault positioning unit and a fault buffering unit to start;
the service state monitoring unit monitors the service states and service information of all the optical cables, provides a data source for the priority setting module, the priority setting module sets the priority of the optical cable according to the service importance degree, the priority in the optical cable on the same path is the lowest, the system replaces the fault optical cable to carry out corresponding service after being stopped, thereby minimizing the impact of the failure, but the replacement cable selected by the victim replacement module must be lower priority than the failed cable, or else it will be inverted, the replacement control module selects a replacement mode according to the use state of the same-path line of the current fault optical cable, comprises a same-path replacement scheme, namely, the spare optical cable line is used for replacing the fault optical cable line through the same-path replacement module, and a sacrificial replacement scheme is also included, namely, the optical cable line with lower priority is replaced by the optical cable line with lower priority through the sacrifice replacement module; in the selection of the communication mode, in order not to influence the operation of the whole power communication network, a vacant optical cable is selected for replacement, namely the priority of the same-path replacement module is higher than that of the sacrifice replacement module.
Regarding the positioning of the fault point of the power optical cable, in this embodiment, an OTDR test mode is adopted, but it is first required to position the relay where the fault optical cable is located through the relay positioning module, so as to implement coarse positioning. And then recording the actual length from the optical cable test point to the optical cable joint and the total attenuation value of the trunk section optical fiber through the OTDR positioning module to perform specific positioning. And simultaneously, registering the model parameter of a test instrument in the OTDR positioning module and the set value parameter of the test refractive index through the parameter input unit.
Example 2
As shown in fig. 2, this embodiment provides a system for rush-repair of a fault of an optical power cable, and in this embodiment, a scheme making unit and a manual intervention unit are added on the basis of embodiment 1, where the scheme making unit is configured to select a communication-substituting scheme according to a service state of an optical cable on the same path and present the communication-substituting scheme to a worker, where the communication-substituting scheme includes: spare optical cables for the same path replacement and replacement, or service and replaceable optical cables for the sacrifice replacement and needing the sacrifice.
The manual intervention unit is used for stopping same-path replacement or sacrificing replacement by manual intervention when a worker judges that a replacement scheme is unreasonable, and an emergency plan is adopted for direct on-site first-aid repair. For example, it is important that the system automatically determines that the service of selecting a victim cable cannot be deactivated, and without other alternatives, only an alarm can be activated for a first-aid repair in the field.
Therefore, the present embodiment faces three fault handling schemes:
(1) when the vacant optical cable is communicated, the vacant optical cable on the same path is communicated, and then the on-site maintenance is carried out according to the positioning;
(2) when no vacant optical cable is used for access, the optical cable with lower priority is used for access, and then on-site maintenance is carried out according to positioning;
(3) when no optical cable is used for replacing the cable, the cable is directly repaired on site.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. An electrical power cable fault first-aid repair system, comprising: the system comprises a service state monitoring unit, a fault positioning unit and a fault buffering unit; the fault locating unit includes: a relay positioning module and an OTDR positioning module; the fault buffering unit includes: the device comprises a priority setting module, a replacement control module, a same-path replacement module and a sacrifice replacement module; when the service state monitoring unit monitors that the optical cable has a fault, triggering a fault positioning unit and a fault buffering unit to start;
the service state monitoring unit is used for monitoring the service states and service information of all the optical cables;
the fault buffer unit is used for connecting a fault optical cable before maintenance so as to temporarily recover the service operation;
the fault positioning unit is used for positioning the specific position of the fault.
2. The system for breakdown of optical power cables according to claim 1, wherein the priority setting module is configured to set the priority of the optical cables according to the service importance degree;
the replacement control module is used for selecting a replacement mode according to the use state of the same-path line of the current fault optical cable;
the same-path replacement module is used for enabling a standby optical cable line to replace a fault optical cable line;
the sacrificial replacement module is used for replacing a fault optical cable line by an optical cable line under use with lower priority.
3. The system of claim 1, wherein the relay positioning module is configured to position a relay where a faulty optical cable is located, so as to achieve coarse positioning.
4. The system of claim 1, wherein the OTDR positioning module is configured to record actual lengths from optical cable test points to optical cable joints and total attenuation values of trunk-section optical fibers for specific positioning.
5. An optical power cable fault first-aid repair system according to claim 1, wherein the priority of the same replacement module is higher than that of the sacrifice replacement module, and the priority of the replacement optical cable selected by the sacrifice replacement module is lower than that of the fault optical cable.
6. An optical power cable fault emergency repair system according to claim 4, wherein the fault location unit further comprises: and the parameter input unit is used for registering the model parameter of the test instrument in the OTDR positioning module and the set value parameter of the test refractive index.
7. A power optical cable fault emergency repair system according to claim 2, further comprising: the scheme making unit is used for selecting a communication-substituting scheme according to the service state of the optical cable in the same path and presenting the communication-substituting scheme to the staff, and the communication-substituting scheme comprises the following steps: spare optical cables for the same path replacement and replacement, or service and replaceable optical cables for the sacrifice replacement and needing the sacrifice.
8. The system for rush-repair of power cable faults as claimed in claim 7, further comprising a manual intervention unit for stopping the same-path replacement or sacrificing replacement when the replacement scheme is judged to be unreasonable by a worker, and performing direct on-site rush-repair by using an emergency plan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011375362.0A CN112615667A (en) | 2020-11-30 | 2020-11-30 | Power optical cable fault first-aid repair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011375362.0A CN112615667A (en) | 2020-11-30 | 2020-11-30 | Power optical cable fault first-aid repair system |
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| Publication Number | Publication Date |
|---|---|
| CN112615667A true CN112615667A (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011375362.0A Pending CN112615667A (en) | 2020-11-30 | 2020-11-30 | Power optical cable fault first-aid repair system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101252393A (en) * | 2008-04-01 | 2008-08-27 | 武汉光迅科技股份有限公司 | Optic cable automatic monitoring system with optical fiber automatic switch unit |
| US7536102B1 (en) * | 2004-03-25 | 2009-05-19 | At&T Corp | Method and apparatus for fiber optic fault locating and mapping |
| CN205123741U (en) * | 2015-11-19 | 2016-03-30 | 陕西思普瑞通信设计咨询有限公司 | Optical cable remote monitering system |
| CN105790833A (en) * | 2014-12-23 | 2016-07-20 | 中富通股份有限公司 | Dynamic optical network monitoring system based on GIS technology |
| CN106341322A (en) * | 2016-08-28 | 2017-01-18 | 航天恒星科技有限公司 | Link switching method and system |
| CN207135102U (en) * | 2017-08-28 | 2018-03-23 | 国网新疆电力公司奎屯供电公司 | A kind of mobile terminal for lightguide cable link localization of fault |
| CN109818671A (en) * | 2017-11-22 | 2019-05-28 | 全球能源互联网研究院有限公司 | A kind of control method and system for intelligent light with measurement |
-
2020
- 2020-11-30 CN CN202011375362.0A patent/CN112615667A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7536102B1 (en) * | 2004-03-25 | 2009-05-19 | At&T Corp | Method and apparatus for fiber optic fault locating and mapping |
| CN101252393A (en) * | 2008-04-01 | 2008-08-27 | 武汉光迅科技股份有限公司 | Optic cable automatic monitoring system with optical fiber automatic switch unit |
| CN105790833A (en) * | 2014-12-23 | 2016-07-20 | 中富通股份有限公司 | Dynamic optical network monitoring system based on GIS technology |
| CN205123741U (en) * | 2015-11-19 | 2016-03-30 | 陕西思普瑞通信设计咨询有限公司 | Optical cable remote monitering system |
| CN106341322A (en) * | 2016-08-28 | 2017-01-18 | 航天恒星科技有限公司 | Link switching method and system |
| CN207135102U (en) * | 2017-08-28 | 2018-03-23 | 国网新疆电力公司奎屯供电公司 | A kind of mobile terminal for lightguide cable link localization of fault |
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Application publication date: 20210406 |