CN113055452A - Open-air historical relic theftproof monitoring network based on loRa and big dipper RDSS - Google Patents
Open-air historical relic theftproof monitoring network based on loRa and big dipper RDSS Download PDFInfo
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- CN113055452A CN113055452A CN202110253686.5A CN202110253686A CN113055452A CN 113055452 A CN113055452 A CN 113055452A CN 202110253686 A CN202110253686 A CN 202110253686A CN 113055452 A CN113055452 A CN 113055452A
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
- G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B7/00—Radio transmission systems, i.e. using radiation field
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- H04B7/185—Space-based or airborne stations; Stations for satellite systems
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- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
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- H—ELECTRICITY
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Abstract
本发明提供了一种基于LoRa及北斗RDSS的野外文物防盗监测网络，网关和若干个监测终端通过LoRa无线一对多的通信方式在野外文物保护区内进行通信，在每个监测终端通过振动信号频谱分析，若振动信号的频谱能量大于检测门限，则监测设备产生告警信息通过LoRa通信上传给网关，网关将告警信息通过北斗短报文经北斗卫星中转上传至北斗指挥机，北斗指挥机通过互联网将告警信息上传至云平台，以便于告警信息存储和显示。本发明利用LoRa组网技术功耗低、通信距离远的特点，从而降低野外文物保护人员的劳动强度，降低了文物保护监测组网的成本；而结合北斗RDSS技术则提高了野外区域间信息传输的可靠性。
The invention provides an anti-theft monitoring network for wild cultural relics based on LoRa and Beidou RDSS. The gateway and several monitoring terminals communicate in the wild cultural relics protection zone through LoRa wireless one-to-many communication mode, and each monitoring terminal transmits vibration signals through vibration signals. Spectrum analysis, if the spectral energy of the vibration signal is greater than the detection threshold, the monitoring equipment will generate alarm information and upload it to the gateway through LoRa communication. Upload alarm information to the cloud platform for easy storage and display of alarm information. The invention utilizes the characteristics of low power consumption and long communication distance of LoRa networking technology, thereby reducing the labor intensity of field cultural relic protection personnel and the cost of cultural relic protection monitoring networking; and combining with the Beidou RDSS technology, the information transmission between fields in the field is improved. reliability.
Description
Technical Field
The invention relates to the field of satellite navigation and Internet of things, and realizes a high-reliability field data transmission network function by utilizing a LoRa technology and a Beidou RDSS technology, in particular to a field cultural relic anti-theft monitoring network.
Background
China is a big cultural country, cultural relics and ancient trails are important cultural relics for researching ancient society, and the historic relics are used as carriers of historical culture, represent a long-lasting civilized historical imprint and have important historical, artistic and archaeological values. However, most cultural relics are located in the field, the positions are remote and scattered, the information transmission and the traffic are inconvenient, and the current situation of the protection of the cultural relics in the field is not optimistic.
The cost of manual inspection or unmanned aerial vehicle inspection is higher, and its effect is influenced by external factors such as weather, time, environment easily. The existing security monitoring technology, such as video monitoring and ZigBee network monitoring, has the disadvantages of high installation cost, high power consumption, short transmission distance, large area, few personnel in the field environment, poor (2G/3G/4G) wireless network signal quality of the traditional public network operator, incapability of uploading monitoring alarm information in time and serious influence on the practicability and reliability of a monitoring system.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a field cultural relic anti-theft monitoring network based on LoRa and Beidou RDSS, and solves the problems of high cost, high false alarm rate, high power consumption, short data transmission distance, low reliability and the like of the traditional field cultural relic anti-theft monitoring system.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a field cultural relic anti-theft monitoring network based on LoRa and Beidou RDSS comprises a plurality of monitoring terminals, a gateway, a Beidou satellite, a Beidou commander and a cloud platform, wherein the monitoring terminals and the gateway are distributed in a field cultural relic protection area, the gateway and the monitoring terminals communicate in the field cultural relic protection area in a LoRa wireless one-to-many communication mode, when criminals engage in destructive activities such as digging and blasting, vibration signals are inevitably generated, by the vibration signal spectrum analysis at each monitoring terminal, if the spectrum energy of the vibration signal is larger than the detection threshold, then monitoring facilities produces warning message and uploads to the gateway through loRa communication, and the gateway passes through big dipper short message with warning message and uploads to big dipper commander machine through big dipper satellite transfer, and big dipper commander machine passes through the internet and will report an emergency and ask for help or increased vigilance information and upload to cloud platform to in warning information storage and demonstration.
The monitoring terminal comprises a vibration sensor, a low-power-consumption microcontroller MCU and a LoRa communication module, wherein the vibration sensor collects vibration signals of a cultural relic protection area in the field, the low-power-consumption microcontroller MCU receives the vibration signals collected by the vibration sensor, carries out frequency spectrum analysis after Fourier transform and judges whether the frequency spectrum energy of the vibration signals exceeds a preset threshold Th of frequency spectrum energy, if the frequency spectrum energy is less than or equal to the threshold Th, the MCU does not generate alarm information, if the frequency spectrum energy is greater than the threshold Th, the MCU sends the alarm information to the LoRa module through a serial port, and then the LoRa module sends alarm data to a gateway through a control instruction; and the LoRa communication module is used for carrying out data communication between the monitoring terminal and the gateway.
The Beidou commander is connected with the Internet and transmits alarm information to the cloud platform through the Internet, the Beidou commander is a HWA-RDSS-1000 Beidou commander, has the positioning, communication and time service functions of common Beidou equipment, can simultaneously manage 200 to 1000 sub-users, can simultaneously receive the positioning and communication information of the sub-users in jurisdiction, and sends multicast and broadcast information to the sub-users in jurisdiction so as to realize the grouping management and centralized scheduling functions of the sub-users.
The cloud platform displays state information and alarm information of monitoring points and comprises a monitoring display module and an alarm reminding module; the monitoring display module displays each monitoring terminal on the monitoring screen in a visual map display mode, and the warning reminding module responds to the warning information after receiving the warning information and informs cultural relic management personnel of the warning information.
The power supply module A provides electric energy for the monitoring terminal; the monitoring terminal is provided with a single-use lithium battery, an MCU (micro control unit) arranged in the monitoring terminal is in a working state only when vibration signals are collected, FFT (fast Fourier transform) conversion is carried out, threshold judgment is carried out, and alarm signals are sent, and the MCU is in a dormant state in other time so as to reduce power consumption. Therefore, the cultural relic anti-theft monitoring terminal adopts the disposable battery to work for a long time, and the disposable lithium battery is adopted to provide a power supply for continuous work for the field cultural relic anti-theft monitoring terminal.
The MCU is a low-power consumption MCU, the working current is less than or equal to 100 milliamperes, and an STM32F103 low-power consumption microprocessor is adopted to provide low-power consumption and high-performance data acquisition and processing.
The vibration sensor is a high-sensitivity vibration sensor, the sensitivity is less than or equal to 10 millivolts per gram, the KS943b10 triaxial acceleration sensor is adopted, the size is small, the installation is easy, the damage to cultural relics is small, and the high-sensitivity vibration signal acquisition capability is provided under the condition of low power consumption.
The loRa module is TAS-L29 loRa module, and ultra-low power consumption, communication distance can reach 5 kilometers at most, provides loRa's network deployment and transmission ability, sends the warning message that monitoring terminal produced for the gateway. The LoRa gateway module is low-power consumption, waterproof dirt-proof outdoor gateway, and the consumption is less than or equal to 0.5 watts, adopts UG67-LoRa gateway module.
The gateway comprises a LoRa gateway module, a Beidou RDSS communication module, a microcontroller B and a power module B, wherein the LoRa gateway module monitors data communication between a terminal and the gateway, the Beidou RDSS communication module carries out data communication between the gateway and a Beidou commander, and the microcontroller B receives, caches and forwards alarm information; the power module B supplies power to the gateway and is externally connected with commercial power or solar energy;
the Beidou RDSS communication module is an HGNM1614RDSS communication module. The module has small size and low power consumption, integrates a baseband, a radio frequency, a receiving LNA, a transmitting PA and the like, and can work only by being externally connected with a passive antenna and supplying power.
The system has the advantages that a field cultural relic anti-theft monitoring network is established based on the LoRa + Beidou RDSS technology, vibration real-time monitoring is carried out on a field immovable cultural relic protection area, alarm information is transmitted back to a cloud platform through the LoRa + Beidou RDSS when abnormal vibration exists, and the characteristics of low power consumption and long communication distance of the LoRa networking technology are utilized, so that the labor intensity of field cultural relic protectors is reduced, and the cost of cultural relic protection monitoring networking is reduced; and the reliability of information transmission between field areas is improved by combining the Beidou RDSS technology.
Drawings
Fig. 1 is a scheme diagram of a field cultural relic anti-theft monitoring network based on LoRa + Beidou RDSS.
The system comprises a field cultural relic protection area 1, a gateway 2, a Beidou satellite 3, a Beidou commander 4, a cloud platform 5 and a monitoring terminal 11.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
This example provides a field historical relic theftproof monitoring network based on loRa + big dipper RDSS for the safety theftproof of field historical relics such as ancient tomb, ancient ruined. The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a based on open-air historical relic theftproof monitoring network of loRa + big dipper RDSS, including a plurality of arrangement in open-air historical relic protection area's monitor terminal (11), gateway (2), big dipper commander (4) and cloud platform (5), gateway (2) and a plurality of monitor terminal (11) distribute in open-air historical relic protection area 1 through the wireless one-to-many communication mode of loRa, every monitor terminal (11) acquire vibration signal through vibration sensor, produce the warning information after spectral analysis, gateway (2) receive warning information and send warning information to big dipper commander (4) through big dipper short message through big dipper satellite (3), big dipper commander (4) will report an emergency and ask for help or increased vigilance information to send to cloud platform (5) through the internet, cloud platform (5) are used for showing monitoring point state and warning.
Each monitoring terminal (11) comprises a vibration sensor, an LoRa module, a low-power-consumption microcontroller A and a power module A, wherein the vibration sensor is used for collecting vibration signals of a cultural relic area, the power-consumption microcontroller A is used for receiving the vibration signals collected by the vibration sensor, performing frequency spectrum analysis after Fourier transform, judging whether the frequency spectrum energy of the vibration signals exceeds a preset frequency spectrum energy threshold Th, and if the frequency spectrum energy of the vibration signals exceeds the preset frequency spectrum energy threshold Th, generating alarm information and controlling the receiving and sending data of the LoRa module;
the power supply module A is used for supplying power to the low-power-consumption microcontroller A, the vibration sensor and the LoRa module;
the LoRa module is used for receiving alarm data from the low-power-consumption microcontroller A and transmitting the alarm data to the gateway (2) in a LoRa spread spectrum communication mode;
the gateway (2) is used for receiving alarm information sent by all monitoring terminals (11) in the field cultural relic protection area and transmitting the alarm information to the Beidou commander (4) through the Beidou short message.
The gateway (2) comprises a Beidou RDSS communication module, a LoRa gateway module and a microcontroller B.
The LoRa gateway module is used for receiving alarm information between the monitoring terminal and the gateway and forwarding the alarm information to the microcontroller B; the microcontroller B controls the LoRa gateway module and the Beidou RDSS communication module and sends alarm information to the Beidou commander (4) through the Beidou RDSS communication module; and the Beidou RDSS communication module is used for data communication between the gateway and the Beidou commander.
The Beidou command machine (4) is connected with the internet and used for transmitting the alarm information to the cloud platform (5) through the internet.
The cloud platform (5) is used for displaying state information and alarm information of the monitoring points.
Claims (10)
1. The utility model provides a field historical relic theftproof monitoring network based on loRa and big dipper RDSS, includes a plurality of monitor terminal, a gateway, big dipper satellite, big dipper commander and cloud platform, its characterized in that:
a plurality of monitor terminal and gateway distribute in open-air historical relic protected area, gateway and a plurality of monitor terminal communicate in open-air historical relic protected area through the wireless one-to-many communication mode of loRa, when producing vibration signal, pass through vibration signal spectral analysis at every monitor terminal, if vibration signal's spectral energy is greater than the detection threshold, then monitoring facilities produces alarm information and passes to the gateway through loRa communication, the gateway will alarm information and pass through the transmission of big dipper short message through big dipper satellite and upload to big dipper commander, big dipper commander passes through the internet and will alarm information and upload to the cloud platform, so that alarm information storage and demonstration.
2. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 1, which is characterized in that:
the monitoring terminal comprises a vibration sensor, a low-power-consumption microcontroller MCU and a LoRa communication module, wherein the vibration sensor acquires vibration signals of a field cultural relic protection area, the low-power-consumption microcontroller MCU receives the vibration signals acquired by the vibration sensor, performs frequency spectrum analysis after Fourier transform, judges whether the frequency spectrum energy of the vibration signals exceeds a preset threshold Th of frequency spectrum energy, does not generate alarm information if the frequency spectrum energy is less than or equal to the threshold Th, transmits the alarm information to the LoRa module through a serial port if the frequency spectrum energy is greater than the threshold Th, and then enables the LoRa module to transmit alarm data to a gateway through a control instruction; and the LoRa communication module is used for carrying out data communication between the monitoring terminal and the gateway.
3. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 1, which is characterized in that:
the Beidou commander is connected with the Internet and transmits alarm information to the cloud platform through the Internet, the Beidou commander adopts a HWA-RDSS-1000 Beidou commander, has the positioning, communication and time service functions of common Beidou equipment, simultaneously manages 200-1000 sub-users, can receive the positioning and communication information of the sub-users in jurisdiction, and sends multicast and broadcast information to the sub-users in jurisdiction, thereby realizing the grouping management and centralized scheduling functions of the sub-users.
4. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 1, which is characterized in that:
the cloud platform displays state information and alarm information of monitoring points and comprises a monitoring display module and an alarm reminding module; the monitoring display module displays each monitoring terminal on the monitoring screen in a visual map display mode, and the warning reminding module responds to the warning information after receiving the warning information and informs cultural relic management personnel of the warning information.
5. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 1, which is characterized in that:
the power module A provides electric energy for the monitoring terminal and adopts a disposable lithium battery.
6. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 2, which is characterized in that:
the low-power consumption microcontroller MCU is a low-power consumption MCU, the working current is less than or equal to 100 milliamperes, and an STM32F103 low-power consumption microprocessor is adopted.
7. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 2, which is characterized in that:
the vibration sensor is a high-sensitivity vibration sensor, the sensitivity is less than or equal to 10 millivolts per gram, and a KS943b10 triaxial acceleration sensor is adopted.
8. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 1, which is characterized in that:
the gateway comprises a LoRa gateway module, a Beidou RDSS communication module, a microcontroller B and a power module B, wherein the LoRa gateway module monitors data communication between a terminal and the gateway, the Beidou RDSS communication module carries out data communication between the gateway and a Beidou commander, and the microcontroller B receives, caches and forwards alarm information; and the power supply module B supplies power to the gateway and is externally connected with commercial power or solar energy.
9. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 2, which is characterized in that:
the LoRa module is a TAS-L29 LoRa module, the communication distance reaches 5 kilometers, networking and transmission capability of the LoRa module are provided, and the alarm information generated by the monitoring terminal is sent to the gateway;
the LoRa gateway module is low-power consumption, waterproof dirt-proof outdoor gateway, and the consumption is less than or equal to 0.5 watts, adopts UG67-LoRa gateway module.
10. The LoRa and Beidou RDSS based field cultural relic anti-theft monitoring network according to claim 8, which is characterized in that:
the big dipper RDSS communication module is HGNM1614RDSS communication module, has integrateed baseband, radio frequency, has received LNA and transmission PA, and external connection passive antenna can work with the power supply.
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| CN115100836A (en) * | 2022-08-25 | 2022-09-23 | 四川九通智路科技有限公司 | Conical barrel detection method and device based on Internet of things and electronic equipment |
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| CN115100836A (en) * | 2022-08-25 | 2022-09-23 | 四川九通智路科技有限公司 | Conical barrel detection method and device based on Internet of things and electronic equipment |
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Application publication date: 20210629 |