Distributed optical sensing monitoring and disposal system and method for power transmission line

The invention provides a distributed optical sensing monitoring and disposal system for a power transmission line, and relates to the technical field of power transmission line monitoring. The system comprises distributed optical sensing equipment, a transfer frame, tower branches and disposal equipment; each group of tower branches comprises a plurality of towers which are arranged in sequence, and every two adjacent towers are connected through a power transmission OPGW optical cable; and the disposal equipment is electrically connected with the distributed optical sensing equipment. According to the distributed optical sensing monitoring and disposal system forthe power transmission line provided by the invention, the power transmission OPGW optical cables are utilized to carry out wiring of a main power transmission line, the power transmission OPGW optical cables feed back optical basic parameters to the distributed optical sensing equipment, and the distributed optical sensing equipment analyzes the opt