Conducting wire icing on-line monitoring device and method based on OPGW (optical fiber composite overhead ground wire) optical fiber

Abstract

The invention relates to a conducting wire icing on-line monitoring device and a conducting wire icing on-line monitoring method based on an OPGW (optical fiber composite overhead ground wire) optical fiber. The device comprises a control module, a display module, a man-machine interaction module, a power supply, a memory, a calculation module, a photoelectric converter and an optical fiber receiving and sending module, wherein the optical communication end of the optical fiber receiving and sending module is connected with the OPGW optical fiber to be tested, the control signal input end of the optical fiber receiving and sending module is connected with the control module, the optical feedback signal output end of the optical fiber receiving and sending module is connected with the calculating module through the photoelectric converter, the calculating module is respectively connected with the memory and the control module, the display module, the man-machine interaction module and the memory are respectively connected with the control module, and the power supply supplies electricity to the control module. The device and the method provided by the invention have the advantage that the higher detection accuracy is realized. Meanwhile, the existing OPGW optical fiber of the line is used as a medium, the conducting wire icing condition can be obtained, the new addition of the monitoring device on the line is not needed, and the installation work on a tower is omitted.

Description

technical field [0001] The present invention relates to the technical field of electric power monitoring, in particular to an online monitoring method for conductor icing based on OPGW (Optical Fiber Composite Overhead Ground Wire, optical fiber composite overhead ground wire) optical fiber. technical background [0002] At present, the monitoring device used to monitor the icing of overhead conductors mainly adopts the method of installing sensors on the cross-arms of fixed poles and towers to measure the tension of insulators or the inclination angle of insulators to indirectly measure the icing conditions in the spans on both sides of the sensor. The method has the disadvantages of cumbersome installation, small monitoring range, large influence of environmental factors on monitoring accuracy, difficulty in guaranteeing power supply, and easy interference of communication. Reference 1: "Research on the Mechanism and Application of Brillouin Scattering in Optical Fiber", N...

AI Technical Summary

Problems solved by technology

[0002] At present, the monitoring device used to monitor the icing of overhead conductors mainly adopts the method of installing sensors on the cross-arms of fixed poles and towers to measure the tension of insulators or the inclination angle of insulators to indirectly measure the icing conditions in the spans on both sides of the sensor. The method has disadvantages such as cumbersome installation, small monitoring range, great influence of environmental factors on monitoring accuracy, difficulty in guaranteeing power supply, and easy interference of communication.

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