摘要
文中较全面地阐述了直流杂散电流对埋地金属管道的腐蚀原理,介绍了杂散电流对埋地金属管道的腐蚀特点和排流保护的方法,并提出防止直流杂散电流腐蚀的措施和原则。
This paper expounds the principle of metallic pipelines corrosion caused by DC stray current,introduces the corrosion feature of metallic pipelines and then describes the methods of drained current protection and proposes the measures and principle of how to protect metallic pipelines from DC stray current corrosion.
出处
《管道技术与设备》
CAS
2010年第4期41-43,共3页
Pipeline Technique and Equipment
关键词
杂散电流
油气管道
腐蚀
排流保护
防护措施
stray current
oil gas pipeline
corrosion
drained current protection
preventive measures
