Large-span arch bridge side wave wind cable adjusting method, system, equipment and medium

The invention relates to the technical field of large-span arch bridges, in particular to a large-span arch bridge side wave wind cable adjusting method, system and device and a medium. The method comprises the following steps that a cable force adjusting mechanism is arranged on each side wave wind cable base; after the arch rib cantilever sections are hoisted in place, the arch rib cantilever sections are connected with the corresponding side wave wind cables; the cable force adjusting mechanism pre-tightens the side wave wind cable, so that after the cable force of the side wave wind cable reaches a first threshold value, the hoisting point loosens the arch rib cantilever section; the axis and the elevation of the arch rib cantilever section are collected in real time and fed back to the cable force adjusting mechanism according to the difference value between the axis and the elevation and the design value, and the cable force is adjusted till the axis and the elevation of the arch rib cantilever section