Three-dimensional monitoring system and monitoring method of transmission conductors based on displacement sensors

A technology for displacement sensors and power transmission wires, applied in signal transmission systems, instruments, measuring devices, etc., can solve problems such as low efficiency, labor-intensive, lack of continuous monitoring means for wire displacement parameters, etc., to achieve condition-based maintenance and improve maintenance efficiency Effect

Active Publication Date: 2013-04-10
STATE GRID CORP OF CHINA +2
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  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0003] According to the requirements of DL / T741-2001 "Operation Regulations for Overhead Power Transmission Lines", the power department needs to regularly organize personnel to conduct line inspections on the transmission lines, which consumes a lot of manpower and is not efficient
[0004] Existing monitoring systems and methods are mainly aimed at electrical parameters such as current and voltage of conductors, and lack effective continuous monitoring means for conductor displacement parameters of transmission lines in remote areas

Method used

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  • Three-dimensional monitoring system and monitoring method of transmission conductors based on displacement sensors
  • Three-dimensional monitoring system and monitoring method of transmission conductors based on displacement sensors

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Embodiment

[0022] Embodiment: The present invention is a three-dimensional monitoring system for power transmission wires based on displacement sensors, which includes a power transmission wire 1, five displacement sensors 2 arranged on the power transmission wire 1, two towers 4 with wireless communication devices 3, The monitoring center server 5, the fixed endpoints of the power transmission wire 1 are respectively set on the two towers 4, and the five displacement sensors 2 communicate with the monitoring center server 5 through the wireless communication device 3 in a wireless manner.

[0023] The displacement sensor 2 is used to collect the actual length of the transmission wire, the sag and the real-time displacement offset signal of each point of the transmission wire; the wireless communication device 3 is used to realize the remote communication between the displacement sensor 2 and the monitoring center server 5; the monitoring center server 5 is used to receive, store, calcula...

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Abstract

The invention discloses a three-dimensional monitoring system and a monitoring method of transmission conductors based on displacement sensors. The three-dimensional monitoring system comprises the transmission conductors, a plurality of displacement sensors arranged on the transmission conductors, a plurality of towers provided with wireless communication devices and a monitoring center server. The fixed endpoints of the transmission conductors are arranged on the towers, and the plurality of displacement sensors are respectively connected with the wireless communication devices. The wireless communication devices are in wireless connection with the monitoring center server to achieve wireless communication. Displacement information of positions of the wireless communication devices can be collected and sent to the monitoring center server through the wireless communication devices, and therefore remote real-time online monitoring of the displacement information of the transmission conductors is achieved. The displacement information of the transmission conductors can be reflected on a three-dimensional model picture in real time so as to be more visual and vivid. Moreover, early warning signals are sent out in advance if the displacement of the transmission conductors is too large, maintenance of line state is achieved, and maintenance efficiency is improved.

Description

technical field [0001] The invention belongs to the field of electric power operation and maintenance, and specifically refers to a displacement sensor-based three-dimensional monitoring system for a transmission wire and a monitoring method thereof. Background technique [0002] Transmission lines are widely distributed in remote areas, and the conductors are erected in complex terrain such as mountains, valleys, forests, rivers, etc., and are affected by the natural environment all the year round. The conductors of the transmission lines are prone to galloping, wind deflection, disconnection, etc., resulting in line tripping. At the same time, transmission lines are also affected by human production and life, such as land leveling in public utility infrastructure, kites attached to lines, advertising balloon streamers, agricultural films, road bridges and weak current lines, pipeline construction, crossing erection, etc., endangering lines safe operation. [0003] Accordi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01B21/02G08C17/02
Inventor 余雷李晓峰向文祥刘越刘晓华
Owner STATE GRID CORP OF CHINA
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