埋地钢质管道阴极保护电流密度选择  

Selection of Electric Current Intensity for Cathodic Protection of Buried Steel Pipelines

作　　者：杨永[1] 何俊[2] 李亚军[3] 刘剑[1] 

机构地区：[1]中国特种设备检测研究院,北京100013 [2]中国石油化工股份有限公司巴陵分公司,湖南岳阳414014 [3]中国石油塔里木油田分公司,新疆库尔勒841000

出　　处：《石油化工腐蚀与防护》2009年第5期41-43,共3页Corrosion & Protection In Petrochemical Industry

摘　　要：文章简述了埋地钢质管道阴极保护及其设计步骤,强调了保护电流密度的正确选择对阴极保护设计的重要影响,列举了几种常用的电流密度确定方法,并对其特点进行了比较。通过阴极保护应用实例,说明综合应用电流密度的确定方法。The cathodic protection of buried steel pipelines and design procedures are described. The impact of correct selection of protection electric current intensity on cathodic protection design is highlighted. General methods for determining electric current intensity are listed and their characteristics are compared. The methods of applied current intensity are described by case study.

关 键 词：阴极保护设计 保护电流密度选择 埋地钢质管道 

分 类 号：TG174.41[金属学及工艺—金属表面处理]