CN111243241A - Landslide early warning system - Google Patents
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- CN111243241A CN111243241A CN202010162305.8A CN202010162305A CN111243241A CN 111243241 A CN111243241 A CN 111243241A CN 202010162305 A CN202010162305 A CN 202010162305A CN 111243241 A CN111243241 A CN 111243241A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 90
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- 238000000034 method Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000007499 fusion processing Methods 0.000 claims description 3
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
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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
- G08B25/10—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 wireless transmission systems
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Abstract
The invention discloses a landslide early warning system, which comprises: the system comprises an early warning monitoring center, a plurality of monitoring sensing terminals, a plurality of video monitoring terminals and a wireless communication network; the early warning monitoring center comprises a positioning device, a data processor, a display device, a wireless transmission device and an early warning device; the monitoring sensing terminal comprises a positioning device, a vibration trigger device, an acceleration sensor and a wireless transmission device; the video monitoring terminal comprises a camera and a wireless transmission device. By adopting the technical scheme of the invention, manual inspection and monitoring of mountains with landslide risks are avoided, a large amount of manpower and material resources and equipment expenditure are saved, all-weather real-time monitoring can be realized, the early warning accuracy is high, the system cost is low, and the method and the system are suitable for large-scale popularization and application.
Description
Technical Field
The invention relates to the technical field of geological disaster monitoring, in particular to a landslide early warning system.
Background
In recent years, geological disasters such as earthquakes, landslides, debris flows and the like occur frequently at home and abroad. The landslide refers to the natural phenomenon that soil or rock on a slope slides downwards along the slope integrally or dispersedly along structural planes such as weak planes or weak zones under the action of gravity under the influence of antibiotics such as earthquake, geological structure variation, crustal movement, precipitation, river water scouring, underground water activity, artificial damage and the like.
However, the inventor finds that the current pre-warning of geological disasters such as landslide and collapse is generally government behaviors, and needs to mobilize a large amount of manpower and material resources and monitor the geological disasters by using large and expensive instruments and equipment. Therefore, a low-cost and easy-to-operate system capable of early warning geological disasters such as landslide is urgently needed to solve the early warning requirements of villages, enterprises and individuals on the geological disasters such as landslide and collapse.
Disclosure of Invention
On the basis, in order to solve the technical problems in the prior art, the landslide early warning system is provided, and comprises an early warning monitoring center, a plurality of monitoring sensing terminals, a plurality of video monitoring terminals and a wireless communication network;
the early warning monitoring center comprises a positioning device, a data processor, a display device, a wireless transmission device and an early warning device;
the monitoring sensing terminal comprises a positioning device, a vibration triggering device, a speed sensor, an acceleration sensor and a wireless transmission device;
the video monitoring terminal comprises a camera and a wireless transmission device;
the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal are communicated and data transmission processing is carried out through the wireless communication network by utilizing wireless transmission devices of the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal;
the monitoring sensing terminals are arranged at different positions of a monitored mountain in a distributed manner and are used for monitoring deformation information and vibration information of the different positions of the mountain;
the early warning monitoring center receives deformation information and vibration information of different mountain positions acquired by each monitoring sensing terminal through a wireless communication network, and performs information fusion processing on the deformation information and the vibration information to obtain mountain state and mountain landslide early warning information;
the video monitoring terminals are arranged at different positions of a monitored mountain in a distributed mode, and cameras of the video monitoring terminals shoot real-time monitoring video signals and transmit the real-time monitoring video signals to the early warning monitoring center through the wireless transmission device.
In one embodiment, the positioning device of the monitoring and sensing terminal calculates to obtain its own positioning information according to a satellite signal and a differential signal sent by the early warning monitoring center and transmits the positioning information to the early warning monitoring center; the early warning monitoring center receives the positioning information of different monitoring sensing terminals through a wireless communication network, calculates the relative position information between the different monitoring sensing terminals and the early warning monitoring center according to the positioning information in the positioning device of the early warning monitoring center, obtains the deformation parameters of the mountain through the calculation of the data processor, and carries out early warning on the landslide of the mountain according to the deformation parameters of the mountain.
In one embodiment, when the vibration trigger device of the monitoring sensing terminal monitors abnormal vibration of a mountain, a speed sensor and an acceleration sensor are triggered to acquire an instantaneous vibration signal, and the instantaneous vibration signal is transmitted to the early warning monitoring center; and the early warning monitoring center calculates the occurrence probability of landslide by the data processor according to the deformation parameters of the mountain and instantaneous vibration signals provided by the speed sensor and the acceleration sensor, and determines whether to start the early warning device to send out a landslide early warning signal according to a calculation result.
In one embodiment, a circular area is selected on a monitoring mountain body, and the monitoring sensing terminals are arranged on the circumference of the circular area at equal intervals; the acceleration sensor of the monitoring sensing terminal senses the acceleration value in the vertical direction, and the speed sensor of the monitoring sensing terminal senses the speed in the vertical direction; the acceleration sensor and the speed sensor are used for carrying out synchronous sensing, and the acceleration value and the speed value in the vertical direction of the sensing point where each monitoring sensing terminal is located are respectively collected when instantaneous vibration occurs in the vertical direction; carrying out phase calculation by utilizing the acquired acceleration values and the acquired speed values of each sensing point in the vertical direction, respectively calculating to obtain the average phase difference of the acceleration of each sensing point in the vertical direction to the vibration speed in the vertical direction within the set sensing time, and calculating to obtain the average numerical value of the average phase difference of each sensing point, namely the landslide early warning value; and the early warning monitoring center records and tracks the early warning value of landslide.
In one embodiment, after receiving a landslide early warning signal, a worker of the early warning monitoring center calls a real-time monitoring video signal shot by a camera of the video monitoring terminal, checks the field condition through a display device of the early warning monitoring center, and judges and confirms whether the landslide occurs or not; if the landslide is not confirmed, the landslide early warning is finished; and if the landslide is confirmed, reporting information and preparing for emergency rescue and disaster relief.
In one embodiment, the monitoring and sensing terminal further comprises a geological layer water content sensor and a rainfall sensor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Wherein:
FIG. 1 is a schematic structural diagram of a landslide warning system disclosed in the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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 invention discloses a landslide early warning system, which comprises an early warning monitoring center, a plurality of monitoring sensing terminals, a plurality of video monitoring terminals and a wireless communication network, wherein the early warning monitoring center is connected with the monitoring sensing terminals;
the early warning monitoring center comprises a positioning device, a data processor, a display device, a wireless transmission device and an early warning device;
the monitoring sensing terminal comprises a positioning device, a vibration trigger device, a speed sensor, an acceleration sensor and a wireless transmission device;
the video monitoring terminal comprises a camera and a wireless transmission device;
the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal are communicated and data transmission processing is carried out through the wireless communication network by utilizing wireless transmission devices of the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal;
the monitoring sensing terminals are arranged at different positions of a monitored mountain in a distributed manner and are used for monitoring deformation information and vibration information of the different positions of the mountain;
the early warning monitoring center receives deformation information and vibration information of different mountain positions acquired by each monitoring sensing terminal through a wireless communication network, and performs information fusion processing on the deformation information and the vibration information to obtain mountain state and mountain landslide early warning information;
the monitoring sensing terminals are arranged at different positions of a monitored mountain in a distributed manner, and the cameras shoot real-time monitoring video signals and transmit the real-time monitoring video signals to the early warning monitoring center through the wireless transmission device;
the positioning device of the monitoring sensing terminal calculates to obtain self positioning information according to a satellite signal and a differential signal sent by the early warning monitoring center and transmits the self positioning information to the early warning monitoring center; the early warning monitoring center receives the positioning information of different monitoring sensing terminals through a wireless communication network, calculates the relative position information between the different monitoring sensing terminals and the early warning monitoring center according to the positioning information in the positioning device of the early warning monitoring center, obtains the deformation parameter of the mountain through the calculation of the data processor, and monitors and warns landslide according to the deformation parameter of the mountain.
When the vibration trigger device of the monitoring sensing terminal monitors abnormal vibration of the mountain, the speed sensor and the acceleration sensor are triggered to acquire an instantaneous vibration signal, and the instantaneous vibration signal is transmitted to the early warning monitoring center; the early warning monitoring center calculates the occurrence probability of landslide by the data processor according to the deformation parameters of the mountain and instantaneous vibration signals provided by the speed sensor and the acceleration sensor, and determines whether to start the early warning device to send out a landslide early warning signal according to the calculation result.
After receiving the landslide early warning signal, the staff of the early warning monitoring center transfers the real-time monitoring video signal shot by the camera of the video monitoring terminal, checks and secondarily confirms the field condition through the display device of the early warning monitoring center, and judges and confirms whether the landslide occurs or not; if the landslide is not confirmed, the landslide early warning is finished; and if the landslide is confirmed, reporting information and preparing for emergency rescue and disaster relief.
The monitoring sensing terminal further comprises a geological layer water content sensor and a rainfall sensor.
The method comprises the following steps that a circular area is selected on a monitoring mountain body, and monitoring sensing terminals are arranged on the circumference of the circular area at equal intervals; the acceleration sensor of the monitoring sensing terminal senses the acceleration value in the vertical direction, and the speed sensor of the monitoring sensing terminal senses the speed in the vertical direction; the acceleration sensor and the speed sensor are used for carrying out synchronous sensing, and the acceleration value and the speed value in the vertical direction of the sensing point where each monitoring sensing terminal is located are respectively collected when instantaneous vibration occurs in the vertical direction;
carrying out phase calculation by utilizing the acquired acceleration values and the acquired speed values of each sensing point in the vertical direction, respectively obtaining the average phase difference of the acceleration of each sensing point in the vertical direction to the vibration speed of the sensing point in the vertical direction within the set sensing time, and calculating to obtain the average numerical value of the average phase difference of each sensing point, namely the landslide early warning value; the early warning monitoring center records and tracks the early warning value of landslide;
when the mountain begins to slide, the landslide early warning value is obviously increased; the early warning monitoring center records and tracks the landslide early warning value, when the landslide early warning value obviously rises, the monitored landslide is possibly slid, the data processor of the early warning monitoring center calculates that the landslide occurrence probability is increased, and at the moment, the early warning device is started to send out a landslide early warning signal.
The embodiment of the invention has the following beneficial effects:
according to the technical scheme, manual inspection and monitoring of mountains with landslide risks are omitted, a large amount of manpower, material resources and equipment expenditure are saved, all-weather real-time monitoring can be achieved, the measurement accuracy is high, the price is low, and the method and the device are suitable for large-scale popularization and application.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill 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 corresponding technical solutions.
Claims (6)
1. A landslide early warning system is characterized by comprising an early warning monitoring center, a plurality of monitoring sensing terminals, a plurality of video monitoring terminals and a wireless communication network;
the early warning monitoring center comprises a positioning device, a data processor, a display device, a wireless transmission device and an early warning device;
the monitoring sensing terminal comprises a positioning device, a vibration triggering device, a speed sensor, an acceleration sensor and a wireless transmission device;
the video monitoring terminal comprises a camera and a wireless transmission device;
the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal are communicated and data transmission processing is carried out through the wireless communication network by utilizing wireless transmission devices of the early warning monitoring center, the monitoring sensing terminal and the video monitoring terminal;
the monitoring sensing terminals are arranged at different positions of a monitored mountain in a distributed manner and are used for monitoring deformation information and vibration information of the different positions of the mountain;
the early warning monitoring center receives deformation information and vibration information of different mountain positions acquired by each monitoring sensing terminal through a wireless communication network, and performs information fusion processing on the deformation information and the vibration information to obtain mountain state and mountain landslide early warning information;
the video monitoring terminals are arranged at different positions of a monitored mountain in a distributed mode, and cameras of the video monitoring terminals shoot real-time monitoring video signals and transmit the real-time monitoring video signals to the early warning monitoring center through the wireless transmission device.
2. The landslide pre-warning system of claim 1,
the positioning device of the monitoring sensing terminal calculates to obtain self positioning information according to a satellite signal and a differential signal sent by the early warning monitoring center and transmits the self positioning information to the early warning monitoring center; the early warning monitoring center receives the positioning information of different monitoring sensing terminals through a wireless communication network, calculates the relative position information between the different monitoring sensing terminals and the early warning monitoring center according to the positioning information in the positioning device of the early warning monitoring center, obtains the deformation parameter of the mountain through the calculation of the data processor, and monitors and warns landslide according to the deformation parameter of the mountain.
3. The landslide pre-warning system of claim 2,
when the vibration triggering device of the monitoring and sensing terminal monitors abnormal vibration of a mountain, the speed sensor and the acceleration sensor are triggered to acquire an instantaneous vibration signal, and the instantaneous vibration signal is transmitted to the early warning and monitoring center; and the early warning monitoring center calculates the occurrence probability of landslide by the data processor according to the mountain deformation parameters and instantaneous vibration signals provided by the speed sensor and the acceleration sensor, and starts the early warning device to send out landslide early warning signals according to the calculation result.
4. The landslide pre-warning system of claim 3,
the method comprises the following steps that a circular area is selected on a monitoring mountain body, and monitoring sensing terminals are arranged on the circumference of the circular area at equal intervals; the acceleration sensor of the monitoring sensing terminal senses the acceleration value in the vertical direction, and the speed sensor of the monitoring sensing terminal senses the speed in the vertical direction; the acceleration sensor and the speed sensor are used for carrying out synchronous sensing, and the acceleration value and the speed value in the vertical direction of the sensing point where each monitoring sensing terminal is located are respectively collected when instantaneous vibration occurs in the vertical direction; carrying out phase calculation by utilizing the acquired acceleration values and the acquired speed values of each sensing point in the vertical direction, respectively calculating to obtain the average phase difference of the acceleration of each sensing point in the vertical direction to the vibration speed in the vertical direction within the set sensing time, and calculating to obtain the average numerical value of the average phase difference of each sensing point, namely the landslide early warning value; and the early warning monitoring center records and tracks the early warning value of landslide.
5. The landslide pre-warning system of claim 4,
after receiving the landslide early warning signal, the staff of the early warning monitoring center calls a real-time monitoring video signal shot by a camera of the video monitoring terminal, checks the field condition through a display device of the early warning monitoring center, and judges and confirms whether the landslide occurs or not; if the landslide is not confirmed, the landslide early warning is finished; and if the landslide is confirmed, reporting information and preparing for emergency rescue and disaster relief.
6. The landslide pre-warning system of any one of claims 1-5, wherein,
the monitoring sensing terminal further comprises a geological layer water content sensor and a rainfall sensor.
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| CN202010162305.8A CN111243241A (en) | 2020-03-10 | 2020-03-10 | Landslide early warning system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114440139A (en) * | 2020-11-06 | 2022-05-06 | 中国石油天然气股份有限公司 | Pipeline exposed pipe monitoring device and monitoring system |
| CN114894082A (en) * | 2022-04-21 | 2022-08-12 | 北方雷科(安徽)科技有限公司 | Mine-based slope deformation landslide early warning method |
| WO2022183607A1 (en) * | 2021-03-02 | 2022-09-09 | 上海华测导航技术股份有限公司 | Landslide disaster monitoring equipment |
| CN115240371A (en) * | 2022-09-23 | 2022-10-25 | 西北大学 | Mountain landslide real-time monitoring system based on data analysis |
| CN115497255A (en) * | 2021-04-15 | 2022-12-20 | 深圳中云创新技术有限公司 | Geological disaster monitoring and early warning system |
| CN117782226A (en) * | 2024-02-23 | 2024-03-29 | 四川省能源地质调查研究所 | Mine safety early warning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114440139A (en) * | 2020-11-06 | 2022-05-06 | 中国石油天然气股份有限公司 | Pipeline exposed pipe monitoring device and monitoring system |
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| CN117782226A (en) * | 2024-02-23 | 2024-03-29 | 四川省能源地质调查研究所 | Mine safety early warning system |
| CN117782226B (en) * | 2024-02-23 | 2024-05-14 | 四川省能源地质调查研究所 | Mine safety early warning system |
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