System and method for real time remote wireless monitoring slope landslide

A remote wireless and slope technology, applied in the field of slope and landslide monitoring, real-time wireless remote monitoring of slope and landslide disasters, can solve the problems of untimely information, affecting the prevention and control of landslide disasters, and early prevention of landslides.

Active Publication Date: 2008-02-06
CHINA UNIV OF MINING & TECH (BEIJING)
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the landslide monitoring instruments used for landslide disaster prediction and prevention and control are only the information obtained by sensing or monitoring the surface of the edge failure or the detection and analysis of geological conditions, rather than the information of the stress change of the internal sliding surface of the slope before sliding, so there are Defects such as untimely and inaccurate information affect the timely and accurate prevention and control of landslide disasters; at the same time, there is no monitoring in conjunction with actual engineering conditions, so in the actual monitoring and prevention of landslides, there is still no better way to prevent early , save the cost of prevention and treatment

Method used

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  • System and method for real time remote wireless monitoring slope landslide
  • System and method for real time remote wireless monitoring slope landslide
  • System and method for real time remote wireless monitoring slope landslide

Examples

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Effect test

example 1

[0064] Example 1 Select the slope monitoring in the northwest of the stope of the West Open Pit Mine

[0065] The anchor cable used for test monitoring is φ15.24mm low-relaxation steel strand, and its standard tensile strength is 1860Mpa. The hole diameter of the anchor cable is 110mm, the length of the anchor cable monitored by the detection point 1 is 67 meters, the length of the anchor cable monitored by the monitoring point 2 is 57 meters, the anchorage length of the anchor cable is 8.5 meters, and the anchor pier ② is set inside the sliding bed ⑦. The sensor ③ is installed at the end of the anchor cable (the part outside the ground), and the tensile stress generated by the overall movement trend of the sliding body on the overall force of the anchor cable is converted into the pressure of the sensor for sensing. The sensor adopts Dandong Qiulong The JXL-3 steel string load sensor produced by the sensor manufacturing company adopts a single coil with three steel strings in...

example 2

[0077] Example 2: Taiyanling Pass Slope Monitoring

[0078] The excavation depth of Taiyanling Pass is 19 meters. After excavation, two steps are set on the slope surface, and six rows of reinforcement anchor cables are installed on the cross section of the slope. The design reinforcement prestress of the cable is 600KN, the distance between the anchor cables is 4 meters along the contour line, and 6 rows of reinforcement anchor cables are installed at the highest point of the slope perpendicular to the contour line direction. According to the monitoring data curves of each point, the anchor cable bearing capacity of the slope has a safe reserve, there is no large fluctuation, and the curve is stable without a continuous upward trend, indicating that the slope rock mass in the anchor cable reinforcement area is in a safe and stable state.

[0079] In summary, through the field test application, the accuracy, real-time and practicability of the remote monitoring system have bee...

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Abstract

The present invention relates to a real-time long-range wireless monitoring system and its method for side slope and coast, and belongs to the field of preventing method of long-range real-time monitoring for side slope and coast disaster. The traditional long-range monitoring method or apparatus for coast disaster mainly refers that the information gained from monitoring and analyzing the surface displacement of side slope and the geology condition is transmitted or monitored. And the shortage thereof is that the transmitting and monitoring cannot be achieved before the displacement of a landside mass. The present invention adopts that a tip of an anchorage cable which is positioned above a glide plane is provided with a sensor, the monoblock prestressing of the anchorage cable on the part of a sliding shoe is transmitted, the signal is continuously collected, magnified, emitted, and received, and the computer and the software are used to deal with the received information according to the relation between the sliding force monitoring data of the side slope and the prestressing monitoring data of the anchorage cable, thus gaining the displaying method of the relation between the sliding force and the time, monitoring the condition of a slide mass in a real-time way, and accurately receiving the information of internal condition thereof in time, therefore the coast danger can be detected. At the same time, the present invention can also provides the information of ensured addition and maintenance of the anchorage cable, thereby preventing the waste and saving the cost.

Description

technical field [0001] A system and method for real-time remote wireless monitoring of slopes and landslides relates to the field of side slopes and landslides monitoring, in particular to the field of real-time wireless remote monitoring of slopes and landslides. Background technique [0002] The rock mass or soil mass on the slope, due to the influence of rock gravity, water and vibration force or other factors, slides down along the sliding surface as a whole, that is, a landslide. Sliding rocks and soils are called landslides; the bottom surface of rocks and soils is the sliding surface; the non-sliding part below the sliding surface is the sliding bed; the result of the landslide disaster is a large amount of rock and soil accumulation caused by toppling or sliding This will cause traffic interruption, buried villages and towns, blockage of rivers, siltation of reservoirs, and even lead to huge geological disasters. At present, the landslide monitoring instruments used...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G08C17/00
Inventor 何满潮张斌韩雪杨晓杰
Owner CHINA UNIV OF MINING & TECH (BEIJING)
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