CN114710717A - Cable well lid monitoring system based on NB-IoT - Google Patents
Cable well lid monitoring system based on NB-IoT Download PDFInfo
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- CN114710717A CN114710717A CN202210349082.5A CN202210349082A CN114710717A CN 114710717 A CN114710717 A CN 114710717A CN 202210349082 A CN202210349082 A CN 202210349082A CN 114710717 A CN114710717 A CN 114710717A
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- H—ELECTRICITY
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- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
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Abstract
The invention discloses a cable well lid monitoring system based on NB-IoT, relates to the technical field of NB-IoT wireless communication, and solves the technical problems of high power consumption, low coverage rate, large volume, high cost and poor transmission signal; the system comprises a data acquisition module, a data processing module and a server; the data acquisition module acquires underground data through the data acquisition terminal and uploads the underground data to the server; the server is used for receiving, storing and transmitting the underground data uploaded by the data acquisition module to the data processing module; the data processing module is used for displaying and storing the underground data transmitted by the server; the invention uses an acceleration sensor, a gas detection sensor, a liquid level sensor and a GPS to realize real-time monitoring of the inclination angle of the well lid, the gas concentration, the height of the water level in the well and the longitude and latitude; the manager can check the state of the acquisition terminal, and has the functions of position monitoring, data display, alarm reason, well position management and the like of each terminal.
Description
Technical Field
The invention belongs to the field of cable well lids, relates to an NB-IoT technology, and particularly relates to a cable well lid monitoring system based on an NB-IoT.
Background
According to statistics in recent years, the number of casualties and property losses caused by improper management of urban cable wells is not enough, so that the centralized and effective treatment of urban cable well covers is particularly important in urban construction.
The development of the internet of things technology can more intelligently manage assets such as cable well covers and the like. The internet of things is another revolutionary innovation and is one of the most important technologies in the future information industry, and all industries pay extensive attention to the technology, so that the development direction of the future information industry can be determined, and the internet of everything interconnection is realized.
Through the serial number of the intelligent well lid, various information such as the state, the geographic position and the like of the intelligent well lid are managed in a unified mode, and a database is established. Through the control, can report to the police fast when intelligence well lid is opened unusually, unusual removal, the water level in the pit surpasss situations such as warning line. The intelligent management of the cable well cover has been proposed for a long time, but the intelligent management has not been popularized due to the limitation of the current communication technology. At present, the detection technology mainly applied to the cable well is mostly based on ZigBee and GPRS. The main defects of high active power consumption, low coverage rate, large volume, high cost, poor transmission signal and the like are overcome.
In summary, the intelligent cable monitoring system is not widely applied before, and although the demand of the market for the intelligent cable well lid monitoring system is urgent, companies which are actually dedicated to developing the intelligent cable well lid monitoring system are not enough, so that the intelligent cable well lid monitoring system has great social value for developing the intelligent cable well lid, can not only facilitate the management of the cable well lid, but also avoid the generation of safety accidents and create great market value, and therefore, the NB-IoT-based cable well lid monitoring system is provided.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the NB-IoT-based cable well lid monitoring system, which solves the problems of high power consumption, low coverage rate, large volume, high cost and poor transmission signal.
In order to achieve the above object, an embodiment according to a first aspect of the present invention provides an NB-IoT-based cable manhole cover monitoring system, including a data acquisition module, a data processing module, and a server;
the data acquisition module acquires underground data through a data acquisition terminal, and
uploading the downhole data to a server; the underground data comprises liquid level data, longitude and latitude data, inclination angle data and gas concentration data;
the server is used for receiving, storing and transmitting the underground data uploaded by the data acquisition module to the data processing module;
and the data processing module is used for displaying and storing the downhole data transmitted by the server.
Preferably, the data acquisition terminal takes a cable well cover as a carrier to realize real-time detection on underground safety; the data acquisition terminal comprises a liquid level alarm sensor, an acceleration sensor, a gas sensor and a GPS.
Preferably, the liquid level alarm sensor adopts a floating ball type liquid level sensor;
the acceleration sensor adopts an MPU6050 acceleration sensor;
the gas sensor adopts an MQ-9 semiconductor gas sensor;
the GPS adopts ATK-S1216F 8-BD.
Preferably, the data acquisition module includes: the device comprises a microcontroller unit, a storage unit, a power management unit, an external sensor unit and a wireless communication unit;
the microcontroller unit is a core part of the data acquisition module;
the storage unit is used for storing data and timing accuracy;
the power supply management unit is used for converting the battery voltage into the voltage required by each unit to supply power;
the external sensor unit is used for acquiring underground data through the data acquisition terminal;
the wireless communication unit is used for uploading the collected downhole data to the server.
Preferably, the server is used for receiving, storing and transmitting the downhole data uploaded by the data acquisition module to the data processing module, and includes:
the data acquisition terminal uploads the acquired underground data to the server;
uploading the downhole data to a server through a wireless communication unit;
and the server transmits the received downhole data to the data processing module.
Preferably, the data processing module is configured to display and store the downhole data transmitted by the server, and includes:
the data processing module displays the underground data transmitted by the server on the monitoring platform;
if the alarm information is generated, directly displaying the alarm information according to the alarm category;
if no alarm information is generated, underground data uploaded by the data acquisition terminal is packaged and stored to the cloud according to the label of the system on the data acquisition terminal, so that the data can be conveniently checked in the future and counted.
Preferably, the wireless communication unit adopts NB-IoT wireless communication technology.
Preferably, the microcontroller unit adopts an MSP430FR5962 microcontroller;
the storage unit adopts FM24V10 as a storage chip of the system;
the power management unit adopts a TPS62745 chip.
Compared with the prior art, the invention has the beneficial effects that:
the invention uses the acceleration sensor, the gas detection sensor, the liquid level sensor and the GPS to realize the real-time monitoring of the inclination angle of the well cover, the gas concentration, the height of the water level in the well and the longitude and latitude, and realizes the acquisition of the data of the liquid level, the position information, the inclination angle and the like of the well cover;
the manager can check the state of the acquisition terminal, and has the functions of position monitoring, data display, alarm reason, well position management and the like of each terminal.
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FIG. 1 is a flow chart of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
As shown in fig. 1, the NB-IoT-based cable manhole cover monitoring system includes a data acquisition module, a data processing module, and a server;
the data acquisition module acquires underground data through a data acquisition terminal, and
uploading the downhole data to a server;
the server is used for receiving, storing and transmitting the underground data uploaded by the data acquisition module to the data processing module;
and the data processing module is used for displaying and storing the downhole data transmitted by the server.
In this embodiment, the downhole data includes liquid level data, longitude and latitude data, inclination data, and gas concentration data;
in the actual use process of the equipment, water accumulation in the well can be caused by rain and the like in the well, the water accumulation in the well can not only influence the detection precision of the sensor, but also influence the operation safety of the equipment, and even can cause the water inflow of a cable at a joint to cause the bursting of the cable, so that the underground water level height monitoring is very necessary;
in order to collect real-time longitude and latitude information of the cable well lid in real time, alarm information is prevented from being sent out when the well lid does not work normally, and the position of the cable well lid can be accurately tracked when the cable well lid is stolen;
when the well lid shakes or displaces, the inclination angle acceleration of the well lid also changes, so that an acceleration sensor is needed to monitor the state of the well lid and calculate the posture of the well lid;
if the concentration of combustible gas such as carbon monoxide, methane and the like is increased underground, explosion accidents are easily caused when the combustible gas meets high temperature or open fire, so that the concentration of the underground combustible gas needs to be monitored, and whether gas leakage accidents with potential safety hazards exist or not is checked.
In this embodiment, the data acquisition terminal uses the cable well lid as a carrier to realize real-time detection of underground safety.
In this embodiment, the data acquisition terminal includes a liquid level alarm sensor, an acceleration sensor, a gas sensor and a GPS.
In this embodiment, the liquid level alarm sensor is a floating ball type liquid level sensor;
the acceleration sensor adopts an MPU6050 acceleration sensor;
the gas sensor adopts an MQ-9 semiconductor gas sensor;
the GPS adopts ATK-S1216F 8-BD;
the selected MPU6050 is internally provided with the DMP, so that the attitude calculation of the cable well cover can be conveniently realized, the load of a system can be reduced, the requirement of low power consumption of the system is met, a coordinate system obtained by winding the coordinate system around a rotation angle alpha is set, a vector is arranged in the middle, and the projection in the coordinate system is as follows:
since the projection is performed in rotation, the Z coordinate is unchanged, and there are:
And D, solving the attitude angle by using an Euler differential equation:
the calculated euler angles correspond to row, pit, and yaw, respectively. And obtaining the angle value at the moment through the angle value calculated in the last period.
In this embodiment, the data acquisition module includes: the device comprises a microcontroller unit, a storage unit, a power management unit, an external sensor unit and a wireless communication unit;
the microcontroller unit is a core part of the data acquisition module;
the storage unit is used for storing data and timing accuracy;
the power supply management unit is used for converting the battery voltage into the voltage required by each unit to supply power;
the external sensor unit is used for acquiring underground data through the data acquisition terminal;
the wireless communication unit is used for uploading the collected downhole data to the server.
In this embodiment, the server is used for receiving, storing and transmitting the downhole data uploaded by the data acquisition module to the data processing module, and includes:
the data acquisition terminal uploads the acquired underground data to the server;
uploading the downhole data to a server through a wireless communication unit;
and the server transmits the received downhole data to the data processing module.
In this embodiment, the data processing module is configured to display and store downhole data transmitted by the server, and includes:
the data processing module displays the underground data transmitted by the server on the monitoring platform;
if the alarm information is generated, directly displaying the alarm information according to the alarm category;
if no alarm information is generated, underground data uploaded by the data acquisition terminal is packaged and stored to the cloud according to the label of the system on the data acquisition terminal, so that the data can be conveniently checked in the future and counted.
In this embodiment, the wireless communication unit employs an NB-IoT wireless communication technology;
the design of wireless communication is the core design of a cable well lid monitoring system acquisition terminal, and the communication reliability and the communication stability of the system are required to be ensured on the premise of low power consumption, so that after various wireless communication technologies are compared, an NB-IoT wireless communication technology is selected as a wireless communication mode of the system, and the wireless communication technology mainly uploads well lid information acquired by the acquisition terminal to an Internet of things platform;
the final system for monitoring the cable well lid selects NB-IoT as a wireless communication technology, and mainly has the following reasons: (1) the power consumption is low, and the power consumption is more suitable for battery-powered equipment; (2) the transmission distance is longer, and the method is more suitable for urban cable well covers with wide coverage; (3) the cost is low, and the method is suitable for mass production in the later period; (4) the networking is not required to be built like LoRa and ZigBee, and the networking mode can be based on the existing cellular network, so that the cost is reduced.
In this embodiment, the micro controller unit adopts an MSP430FR5962 micro controller;
the storage unit adopts FM24V10 as a storage chip of the system;
the power management unit adopts a TPS62745 chip.
The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the most approximate real condition, and the preset parameters and the preset threshold values in the formula are set by the technical personnel in the field according to the actual condition or obtained by simulating a large amount of data.
The working principle of the invention is as follows:
the liquid level, longitude and latitude, inclination and gas concentration data that will gather are uploaded to the server to the data acquisition terminal among the data acquisition module, and then upload the data to the server and show on monitor platform through NB-IoT wireless communication technology, if produce alarm information, then directly display its information of reporting to the police according to the classification of reporting to the police, if do not produce alarm information, then pack the cable data in the pit that data acquisition terminal uploaded according to the system label to the data acquisition terminal and save to the high in the clouds, make things convenient for looking over and the statistics of data in the future.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (8)
1. The cable well lid monitoring system based on the NB-IoT is characterized by comprising a data acquisition module, a data processing module and a server;
the data acquisition module acquires underground data through a data acquisition terminal and uploads the underground data to a server; the underground data comprises liquid level data, longitude and latitude data, inclination angle data and gas concentration data;
the server is used for receiving, storing and transmitting the underground data uploaded by the data acquisition module to the data processing module;
and the data processing module is used for displaying and storing the downhole data transmitted by the server.
2. The NB-IoT based cable manhole cover monitoring system according to claim 1, wherein the data collection terminal uses a cable manhole cover as a carrier to implement real-time detection of underground security; the data acquisition terminal comprises a liquid level alarm sensor, an acceleration sensor, a gas sensor and a GPS.
3. The NB-IoT based cable manhole cover monitoring system of claim 2, wherein the level alarm sensor is a ball float level sensor;
the acceleration sensor adopts an MPU6050 acceleration sensor;
the gas sensor adopts an MQ-9 semiconductor gas sensor;
the GPS adopts ATK-S1216F 8-BD.
4. The NB-IoT based cable manhole cover monitoring system of claim 1, wherein the data collection module comprises: the device comprises a microcontroller unit, a storage unit, a power management unit, an external sensor unit and a wireless communication unit;
the microcontroller unit is a control part of the data acquisition module;
the storage unit is used for storing data;
the power supply management unit is used for converting the battery voltage into the voltage required by each unit and supplying power to the data acquisition module;
the external sensor unit is used for acquiring underground data through the data acquisition terminal;
the wireless communication unit is used for uploading the collected downhole data to the server.
5. The NB-IoT based cable manhole cover monitoring system of claim 1, wherein the server is configured to receive, store and transmit downhole data uploaded by the data acquisition module to the data processing module, and comprises:
the data acquisition terminal uploads the acquired underground data to the server through the wireless communication unit;
and the server transmits the received downhole data to the data processing module.
6. The NB-IoT based cable manhole cover monitoring system of claim 1, wherein the data processing module is configured to display and store downhole data transmitted by a server, comprising:
the data processing module displays the underground data transmitted by the server on the monitoring platform;
if the alarm information is generated, directly displaying the alarm information according to the alarm category;
and if the alarm information is not generated, the underground data uploaded by the data acquisition terminal is packaged and stored to the cloud according to the label of the system to the data acquisition terminal.
7. The NB-IoT based cable manhole cover monitoring system of claim 4, wherein the wireless communication unit employs NB-IoT wireless communication technology.
8. The NB-IoT based cable manhole cover monitoring system of claim 4, wherein the microcontroller unit employs an MSP430FR5962 microcontroller;
the storage unit adopts FM24V10 as a storage chip of the system;
the power management unit adopts a TPS62745 chip.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210349082.5A CN114710717A (en) | 2022-04-01 | 2022-04-01 | Cable well lid monitoring system based on NB-IoT |
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| CN202210349082.5A CN114710717A (en) | 2022-04-01 | 2022-04-01 | Cable well lid monitoring system based on NB-IoT |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117708514A (en) * | 2024-02-06 | 2024-03-15 | 东营航空产业技术研究院 | Data processing method based on multiple sensors |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117708514A (en) * | 2024-02-06 | 2024-03-15 | 东营航空产业技术研究院 | Data processing method based on multiple sensors |
| CN117708514B (en) * | 2024-02-06 | 2024-04-09 | 东营航空产业技术研究院 | Data processing method based on multiple sensors |
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