Technical Innovation of Cathodic Protection Project of Yichang Oil Pipeline

Aiming at the technical problems of cathodic protection project for Yichang oil pipeline,the reason analysis,improvement and implemental measures of technical proposals are introduced.Some proposals for the design of long-distance oil pipeline cathodic protection system are offered.It is pointed out that the position and quantity of anodic ground ybeds and electric screen are the key factors affecting the protective effectiveness of the cathodic protection system of newly built long-distance oil pipelines.