CN212779278U - Optical cable state monitoring system - Google Patents
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- 239000013307 optical fiber Substances 0.000 claims abstract description 43
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- 230000005540 biological transmission Effects 0.000 claims abstract description 23
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- 238000007689 inspection Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
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Abstract
The utility model relates to an optical cable state monitoring system, which comprises a data center and a plurality of optical cable state monitoring sub-network systems, wherein the data center comprises an online monitoring platform and a GIS display platform; the optical cable monitoring subnet system comprises a substation machine room module and a power transmission line module, wherein the substation machine room module comprises a distributed optical fiber sensor, a demodulator, a data processing PC and a router, the power transmission line module comprises a point fiber grating (FBG) sensor, and the optical cable state monitoring subnet system is used for controlling the sensor and collecting, processing and analyzing the detection data of the sensor. The GIS platform displays position information of optical cables, stations, towers and the like in a geographic information map mode. And the position of a fault point on the current optical cable can be accurately reflected in real time according to the longitude and latitude of the fault point, and the operation early warning information of the optical cable is displayed in time.
Description
Technical Field
The utility model relates to an optical cable state monitored control system, concretely relates to optical cable state synthesizes online monitored control system based on optical fiber sensing and GIS technique belongs to optical fiber sensing state monitored control system technical field.
Background
With the increasing environmental pressure of global resources, the deepening of the electric power marketization process and the increasing of the reliability and quality requirements of users on electric energy, the construction of a safer, more reliable, more environment-friendly and more economic electric power system becomes a common target of the global electric power industry. China is vast, the power communication optical cable network is widely distributed, and the communication optical cables of the national power grid company reach 129.53 kilometers to the end of twelve five, wherein the length of 22 extra-high voltage optical cables reaches 40.264 kilometers. During the thirteen-five period, the national grid company backbone transmission network builds 35.66 kilometers of optical cable, and the 10kV communication access network builds 28.34 kilometers of optical cable. The optical cable is long in operation and maintenance line and higher in operation and maintenance difficulty, the line to be monitored is 20 kilometers calculated according to the state monitoring coverage rate of 500kV trans-regional transmission lines and large-span towers, the optical cable state monitoring at the present stage is developed from the past manual line inspection to the popularization of an electronic monitoring system at present, and the optical cable state monitoring technology is greatly developed but still faces a severe challenge. At present, the optical cable state online monitoring system is mainly formed by building various electronic sensors, so that an additional power supply and a power supply pipeline are required to be installed and laid when the monitoring system is built, and although stable power supply can be ensured, the use environment of the monitoring system is undoubtedly limited. The traditional electronic sensors are active devices, and are extremely susceptible to interference in a complex electromagnetic environment such as a high-voltage transmission line, so that remote transmission of monitoring data and data accuracy are difficult to guarantee. Therefore, the existing electronic optical cable state monitoring system is difficult to meet the real-time monitoring requirement on the state of the field power transmission line with severe geographical conditions and climatic environments, and has a series of problems of low reliability, complex installation, difficult maintenance, high cost and the like. Therefore, it is necessary to establish a set of optical cable intelligent analysis, monitoring, protection and management system aiming at the current situations of wide breadth of members and high operation and maintenance difficulty in China.
SUMMERY OF THE UTILITY MODEL
For solving prior art and having foretell problem and not enough, the utility model provides a passive, reliable, long distance, optical cable state of high accuracy synthesizes on-line monitoring system. The optical fiber sensing technology is combined with the GIS technology, so that the optical fiber monitoring system is used for monitoring the state of the optical cable on line and displaying the state and the abnormal position of the optical cable in a monitoring system in real time. Therefore, the high-efficiency monitoring of the optical fiber state is realized, and the positioning of the abnormal information of the optical cable is accurate.
In order to realize the purpose, the utility model discloses a technical scheme be:
the optical cable state monitoring system comprises a data center and a plurality of optical cable state monitoring sub-network systems, and is characterized in that: the data center comprises an online monitoring platform and a GIS display platform and is used for carrying out centralized management and result display on a plurality of optical cable detection sub-network systems distributed in various cities; the optical cable monitoring subnet system comprises a substation machine room module and a power transmission line module, wherein the substation machine room module comprises a distributed optical fiber sensor, a demodulator, a data processing PC and a router, the power transmission line module comprises a point fiber grating (FBG) sensor, and the optical cable state monitoring subnet system is used for controlling the sensor and collecting, processing and analyzing the detection data of the sensor.
Preferably, the optical cable state monitoring system is an optical cable state comprehensive online monitoring system based on optical fiber sensing and GIS technology.
Preferably, optical information monitored by a point-mode Fiber Bragg Grating (FBG) sensor on an optical cable is transmitted to a substation demodulator through an optical fiber composite overhead ground wire (OPGW) optical cable; the transformer substation demodulator and the transformer substation distributed optical fiber sensor send monitoring source information to the data processing PC through serial port communication, and the data processing PC calculates and processes the monitoring source information; and the data processing PC of the transformer substation collects the processed corresponding monitoring results into a data center through an Ethernet port in a TCP/IP mode and a national network internal security gateway by using a power communication channel, and the data center can perform centralized management and result display on a plurality of optical cable monitoring sub-networks distributed in various cities.
Preferably, the GIS display platform comprises a whole-network situation presentation GIS module, a line and tower information adding and maintaining module, an alarm confirming and processing module and a target value data viewing module.
Preferably, the point type Fiber Bragg Grating (FBG) sensor is mounted on a power transmission line tower, and when the point type Fiber Bragg Grating (FBG) sensor fails, the longitude and latitude of a failure point directly obtain the longitude and latitude of the tower where the point type Fiber Bragg Grating (FBG) sensor is located.
Preferably, the distributed optical fiber sensor is installed in a substation machine room, and the distributed optical fiber sensor can measure the distance between the fault point and the optical fiber head of the sensor, and the longitude and latitude of the fault point are calculated through the longitude and latitude of the substation machine room and the GIS (geographic information system) diagram of the optical cable line.
Preferably, the online monitoring platform comprises a basic data management module, a real-time data management module, an alarm management module and a system management module; a user logs in an online monitoring platform through a power communication network, and the online monitoring platform displays monitoring information required by the user in a graphic page in the form of a list and a chart; a user can configure optical cable lines, sensor line resources and measurement modes in the cable monitoring platform.
Preferably, the basic data management module comprises a line management module, a tower management module and a sensor management module.
Preferably, the real-time data management module comprises a target value data presentation module, a target value data derivation module and a target value history data module.
Preferably, the alarm management module package includes an alarm threshold management module, an alarm data query module, and an alarm data statistics module.
Preferably, the system management module mainly comprises a user management module, an entity management module and a role management module.
Compared with the prior art, the utility model, its outstanding substantive characteristics lie in combining together point type optical fiber sensor, distributed optical fiber sensor and GIS system. (1) The abnormal points of the monitored optical cable state can be directly positioned. The point-mode optical fiber sensing device positioned on the optical cable line can realize long-distance multi-point online monitoring on parameters such as temperature, humidity, wind speed, wind direction, rainfall, ice coating and the like.
(2) The distributed optical fiber sensing device in the transformer substation machine room can realize distributed accurate online monitoring on multiple parameters of transmission line optical fiber attenuation, temperature, strain, vibration, humidity, wind speed, wind direction, rainfall and the like. The two sensors are combined, so that the range and the precision of monitoring data can be improved.
(3) The data monitored by the point type sensor and the distributed sensor are sent to a data processing PC in the transformer substation through a serial port, and the data processing PC can obtain the result information of lightning stroke positioning, icing early warning, fault identification, fault early warning and the like of the optical cable line by calculating, analyzing and processing the monitoring data. The worker can know the specific information of the fault before or at the first time of the fault, such as the fault occurrence type, the specific position of the fault and the like. The loss caused by the cable failure or the abnormal state of the cable can be greatly reduced.
(4) And transmitting an optical cable parameter monitoring result obtained by the data processing PC of the transformer substation to a data center through a power communication network, carrying out longitude and latitude calculation on a point with a fault and an abnormal state by an online monitoring platform, and storing monitoring information and the longitude and latitude calculation result into a database. Because the point type sensor is arranged on the transmission line tower, the longitude and latitude of the tower where the point type sensor is arranged can be directly obtained for the longitude and latitude of the point type sensor. The distributed sensor is arranged in the transformer substation machine room, and can measure the distance between the fault point and the optical fiber head of the sensor, and the longitude and latitude of the fault point can be calculated through the longitude and latitude of the transformer substation machine room and the GIS (geographic information system) diagram of the optical cable line. When a user logs in the online monitoring software platform through the power communication network, the software platform displays monitoring information required by the user in a graphic page in the form of a list and a chart; meanwhile, the line resources such as optical cable lines, sensors and the like and the measurement mode can be configured in the software platform. The cable monitoring system can realize automatic, real-time and visual monitoring of the cable, and greatly reduces the inspection difficulty of workers. When a user logs in the GIS display platform, the GIS display platform displays position information of optical cables, stations, towers and the like in a geographic information map mode. And the position of a fault point on the current optical cable can be accurately reflected in real time according to the longitude and latitude of the fault point, and the operation early warning information of the optical cable is displayed in time. The system can facilitate the troubleshooting of the fault and the positioning and the maintenance of the fault by workers.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and those skilled in the art will be able to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the optical cable status monitoring system according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the line monitoring platform module according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the GIS display platform module according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "a plurality" typically includes at least two.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be understood that although the terms first, second, third, etc. may be used to describe XXX in the embodiments of the present application, these XXX should not be limited to these terms. These terms are used only to distinguish XXX. For example, a first XXX may also be referred to as a second XXX, and similarly, a second XXX may also be referred to as a first XXX, without departing from the scope of embodiments of the present application.
The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
The utility model provides an optical cable state monitored control system, optical cable state monitored control system synthesizes online monitored control system based on the optical cable state of optical fiber sensing and GIS technique, as shown in fig. 1, optical cable state monitored control system data center module and optical cable monitoring subnet system module.
The data center module comprises an online monitoring platform and a GIS display platform, and can be upwards accessed to a national network SG-TMS or a distribution network SCADA.
The data center comprises an online monitoring platform and a GIS display platform and is used for carrying out centralized management and result display on a plurality of optical cable detection sub-network systems distributed in various cities; the optical cable monitoring subnet system comprises a substation machine room module and a power transmission line module, wherein the substation machine room module comprises a distributed optical fiber sensor, a demodulator, a data processing PC and a router, the power transmission line module comprises a point fiber grating (FBG) sensor, and the optical cable state monitoring subnet system is used for controlling the sensor and collecting, processing and analyzing the detection data of the sensor.
Preferably, optical information monitored by a point-mode Fiber Bragg Grating (FBG) sensor on an optical cable is transmitted to a substation demodulator through an optical fiber composite overhead ground wire (OPGW) optical cable; the transformer substation demodulator and the transformer substation distributed optical fiber sensor send monitoring source information to the data processing PC through serial port communication, and the data processing PC calculates and processes the monitoring source information; and the data processing PC of the transformer substation collects the processed corresponding monitoring results into a data center through an Ethernet port in a TCP/IP mode and a national network internal security gateway by using a power communication channel, and the data center can perform centralized management and result display on a plurality of optical cable monitoring sub-networks distributed in various cities.
Example 2
On the basis of the above embodiment 1, as shown in fig. 2, the online monitoring platform includes a basic data management module, a real-time data management module, an alarm management module, and a system management module. The basic data management module mainly comprises: the system comprises a line management module, a tower management module and a sensor management module. The real-time data management module mainly comprises: the device comprises a target value data presentation module, a target value data derivation module and a target value historical data module. The alarm management module mainly comprises: the alarm device comprises an alarm threshold management module, an alarm data query module and an alarm data statistic module. The system management module mainly comprises: the system comprises a user management module, a unit management module and a role management module.
A user logs in an online monitoring platform through a power communication network, and the online monitoring platform displays monitoring information required by the user in a graphic page in the form of a list and a chart; a user can configure optical cable lines, sensor line resources and measurement modes in the cable monitoring platform. The cable monitoring system can realize automatic, real-time and visual monitoring of the cable, and greatly reduces the inspection difficulty of workers.
Example 3
On the basis of the foregoing embodiment 1 and/or 2, as shown in fig. 3, the GIS display platform includes a whole-network situation presentation GIS module, a maintenance line and tower information adding module, an alarm confirming and handling module, and a target value data viewing module.
When a user logs in the GIS display platform, the GIS display platform displays position information of optical cables, stations, towers and the like in a geographic information map mode.
The optical cable monitoring subnet system module comprises a transformer substation machine room module and a power transmission line module. The transformer substation machine room module comprises a distributed sensor, a demodulator, a data processing PC and a router. The power transmission line module includes a point mode Fiber Bragg Grating (FBG) sensor.
Transmitting optical information monitored by an FBG sensor on an optical cable to a transformer substation demodulator through an optical fiber composite overhead ground wire (OPGW) optical cable; the transformer substation demodulator and the transformer substation distributed optical fiber sensor send monitoring source information to the data processing PC through serial port communication, and the data processing PC calculates and processes the monitoring source information. And the data processing PC of the transformer substation collects the processed corresponding monitoring results into a data center through an Ethernet port in a TCP/IP mode and a national network internal security gateway by using a power communication channel, and the data center can perform centralized management and result display on optical cable monitoring sub-networks distributed in various cities.
The point type Fiber Bragg Grating (FBG) sensor is installed on a power transmission line tower, and when the point type FBG sensor breaks down, the longitude and latitude of a fault point directly obtain the longitude and latitude of the tower where the point type FBG sensor is located.
The distributed optical fiber sensor is installed in a transformer substation machine room, the distance between a fault point and a sensor optical fiber head can be measured by the distributed optical fiber sensor, and the longitude and latitude of the fault point are calculated through the longitude and latitude of the transformer substation machine room and an optical cable line GIS (geographic information system) diagram.
When a user logs in the GIS display platform, the position of a fault point on the current optical cable can be accurately reflected in real time according to the longitude and latitude of the fault point, and the operation early warning information of the optical cable is displayed in time. The system can facilitate the troubleshooting of the fault and the positioning and the maintenance of the fault by workers.
The utility model discloses an above-mentioned embodiment provides an optical cable state synthesizes online monitored control system based on optical fiber sensing technique and GIS technique, constitute including data center and optical cable monitoring subnet system.
The data center consists of an online monitoring platform and a GIS display platform, is a center for controlling and displaying the whole system, and is used for carrying out centralized management and result display on optical cable monitoring subnet systems distributed in various cities. After a user is connected to the data center through the operation terminal, the user can log in the system to execute online monitoring control; the information of system alarm, data, report forms and the like can also be presented through a GIS, topology and other visual graph operation interfaces; and performing related operations such as resource allocation, optical cable state checking and the like.
The optical cable state monitoring sub-network system consists of a data processing PC of a transformer substation, a demodulator, a distributed optical fiber sensor, a router and a point type optical fiber sensing device of a monitoring point on a transmission line, and is used for controlling the sensor and collecting, processing and analyzing the monitoring data of the sensor.
The biggest difference from the prior art is that a point type optical fiber sensor and a distributed optical fiber sensor are combined with a GIS system.
And the abnormal points of the monitored optical cable state can be directly positioned.
The point-mode optical fiber sensing device positioned on the optical cable line can realize long-distance multi-point online monitoring on parameters such as temperature, humidity, wind speed, wind direction, rainfall, ice coating and the like. The distributed optical fiber sensing device in the transformer substation machine room can realize distributed accurate online monitoring on multiple parameters of transmission line optical fiber attenuation, temperature, strain, vibration, humidity, wind speed, wind direction, rainfall and the like. The two sensors are combined, so that the range and the precision of monitoring data can be improved.
The data monitored by the point type sensor and the distributed sensor are sent to a data processing PC in the transformer substation through a serial port, and the data processing PC can obtain the result information of lightning stroke positioning, icing early warning, fault identification, fault early warning and the like of the optical cable line by calculating, analyzing and processing the monitoring data. The worker can know the specific information of the fault before or at the first time of the fault, such as the fault occurrence type, the specific position of the fault and the like. The loss caused by the cable failure or the abnormal state of the cable can be greatly reduced.
And transmitting an optical cable parameter monitoring result obtained by the data processing PC of the transformer substation to a data center through a power communication network, carrying out longitude and latitude calculation on a point with a fault and an abnormal state by an online monitoring platform, and storing monitoring information and the longitude and latitude calculation result into a database. Because the point type sensor is arranged on the transmission line tower, the longitude and latitude of the tower where the point type sensor is arranged can be directly obtained for the longitude and latitude of the point type sensor. The distributed sensor is arranged in the transformer substation machine room, and can measure the distance between the fault point and the optical fiber head of the sensor, and the longitude and latitude of the fault point can be calculated through the longitude and latitude of the transformer substation machine room and the GIS (geographic information system) diagram of the optical cable line. When a user logs in the online monitoring software platform through the power communication network, the software platform displays monitoring information required by the user in a graphic page in the form of a list and a chart; meanwhile, the line resources such as optical cable lines, sensors and the like and the measurement mode can be configured in the software platform. The cable monitoring system can realize automatic, real-time and visual monitoring of the cable, and greatly reduces the inspection difficulty of workers. When a user logs in the GIS display platform, the GIS display platform displays position information of optical cables, stations, towers and the like in a geographic information map mode. And the position of a fault point on the current optical cable can be accurately reflected in real time according to the longitude and latitude of the fault point, and the operation early warning information of the optical cable is displayed in time. The system can facilitate the troubleshooting of the fault and the positioning and the maintenance of the fault by workers.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. An optical cable state monitoring system comprises a data center and a plurality of optical cable state monitoring sub-network systems, and is characterized in that: the data center comprises an online monitoring platform and a GIS display platform and is used for carrying out centralized management and result display on a plurality of optical cable detection sub-network systems distributed in various cities; the optical cable monitoring subnet system comprises a substation machine room module and a power transmission line module, wherein the substation machine room module comprises a distributed optical fiber sensor, a demodulator, a data processing PC and a router, the power transmission line module comprises a point fiber grating (FBG) sensor, and the optical cable state monitoring subnet system is used for controlling the sensor and collecting, processing and analyzing the detection data of the sensor.
2. An optical cable condition monitoring system as claimed in claim 1, wherein: transmitting optical information monitored by a point-mode Fiber Bragg Grating (FBG) sensor on an optical cable to a transformer substation demodulator through an optical fiber composite overhead ground wire (OPGW) optical cable; the transformer substation demodulator and the transformer substation distributed optical fiber sensor send monitoring source information to the data processing PC through serial port communication, and the data processing PC calculates and processes the monitoring source information; and the data processing PC of the transformer substation collects the processed corresponding monitoring results into a data center through an Ethernet port in a TCP/IP mode and a national network internal security gateway by using a power communication channel, and the data center can perform centralized management and result display on a plurality of optical cable monitoring sub-networks distributed in various cities.
3. An optical cable condition monitoring system as claimed in claim 2, wherein: the GIS display platform comprises a whole-network situation presentation GIS module, an adding and maintaining line and tower information module, an alarm confirming and processing module and a target value data viewing module.
4. A cable condition monitoring system as claimed in any one of claims 1 to 2, wherein: the point type Fiber Bragg Grating (FBG) sensor is installed on a power transmission line tower, and when the point type FBG sensor breaks down, the longitude and latitude of a fault point directly obtain the longitude and latitude of the tower where the point type FBG sensor is located.
5. A cable condition monitoring system as claimed in any one of claims 1 to 2, wherein: the distributed optical fiber sensor is installed in a transformer substation machine room, the distance between a fault point and a sensor optical fiber head can be measured by the distributed optical fiber sensor, and the longitude and latitude of the fault point are calculated through the longitude and latitude of the transformer substation machine room and an optical cable line GIS (geographic information system) diagram.
6. A cable condition monitoring system as claimed in any one of claims 1 to 2, wherein: the online monitoring platform comprises a basic data management module, a real-time data management module, an alarm management module and a system management module; a user logs in an online monitoring platform through a power communication network, and the online monitoring platform displays monitoring information required by the user in a graphic page in the form of a list and a chart; a user can configure optical cable lines, sensor line resources and measurement modes in the cable monitoring platform.
7. An optical cable condition monitoring system as claimed in claim 6, wherein: the basic data management module comprises a line management module, a tower management module and a sensor management module.
8. An optical cable condition monitoring system as claimed in claim 6, wherein: the real-time data management module comprises a target value data presentation module, a target value data derivation module and a target value historical data module.
9. An optical cable condition monitoring system as claimed in claim 6, wherein: the alarm management module comprises an alarm threshold management module, an alarm data query module and an alarm data statistic module.
10. An optical cable condition monitoring system as claimed in claim 6, wherein: the system management module mainly comprises a user management module, a unit management module and a role management module.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092879A (en) * | 2021-03-31 | 2021-07-09 | 广东电网有限责任公司清远供电局 | Transmission line lightning stroke monitoring method, device, equipment and storage medium |
| CN113872681A (en) * | 2021-12-06 | 2021-12-31 | 高勘(广州)技术有限公司 | Optical cable supervision method and system of mobile terminal and storage medium |
| CN113872691A (en) * | 2021-12-06 | 2021-12-31 | 高勘(广州)技术有限公司 | Optical cable automatic monitoring management system, method, computer equipment and storage medium |
-
2020
- 2020-06-16 CN CN202021114591.2U patent/CN212779278U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092879A (en) * | 2021-03-31 | 2021-07-09 | 广东电网有限责任公司清远供电局 | Transmission line lightning stroke monitoring method, device, equipment and storage medium |
| CN113092879B (en) * | 2021-03-31 | 2022-07-29 | 广东电网有限责任公司清远供电局 | Transmission line lightning stroke monitoring method, device, equipment and storage medium |
| CN113872681A (en) * | 2021-12-06 | 2021-12-31 | 高勘(广州)技术有限公司 | Optical cable supervision method and system of mobile terminal and storage medium |
| CN113872691A (en) * | 2021-12-06 | 2021-12-31 | 高勘(广州)技术有限公司 | Optical cable automatic monitoring management system, method, computer equipment and storage medium |
| CN113872681B (en) * | 2021-12-06 | 2022-03-25 | 高勘(广州)技术有限公司 | Optical cable supervision method and system of mobile terminal, mobile terminal and storage medium |
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