电预热在单根直埋无补偿供热管道中的应用

摘要

Made specific elaboration on the application technology of electric preheating technology in single directly buried heating pipeline without compensation,introduced the technical principles and advantages of electric preheating technology application,compared its application to similar studies,similar techniques in current domestic and foreign,pointed out that the technology had good economic and social benefits.%就电预热技术在单根直埋无补偿供热管道预热中的应用技术做了具体阐述，介绍了电预热技术应用的技术原理及优点，并将其与当前国内外同类研究、同类技术进行了综合比较，指出该技术有良好的经济、社会效益。