In recent years,with the high-quality innovation and development of intelligent manufacturing and modern science and technology in China,new intelligent manufacturing technologies represented by industrial robots and machine vision technology have been widely used in wind turbine generator system.Especially,machine vision technology can effectively solve the component problems during the operation of generator system in the actual application process,and also ensure the production quality and actual production capacity.Based on this condition,this paper analyzes the causes of the failure of the main components such as blades,gearboxes and generators,and discusses the practical application of machine vision technology in wind turbine generator system,so as to provide a reference for promoting the construction and development of intelligent wind field and intelligent factories.