Mitigation methods and their applicability for DC stray current interference

Through indoor simulated experimental equipment,mitigation methods which contained the bond resistor method,galvanic anode method and metallic shield method were studied to mitigate DC stray current interference caused by the impressed current cathodic protection system on pipelines without cathodic...

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Bibliographic Details
Main Authors: LI Wei, DU Yan-xia, WANG Jie-jun
Format: Article
Language:zho
Published: Science Press 2016-07-01
Series:工程科学学报
Subjects:
Online Access:http://cje.ustb.edu.cn/article/doi/10.13374/j.issn2095-9389.2016.07.010
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Summary:Through indoor simulated experimental equipment,mitigation methods which contained the bond resistor method,galvanic anode method and metallic shield method were studied to mitigate DC stray current interference caused by the impressed current cathodic protection system on pipelines without cathodic protection at the external. The influences of bond resistance,galvanic anode location and materials,metallic shield location and connecting methods on the mitigation and regularity for different types of interference were investigated,and the applicability for different mitigation methods was also analyzed. In addition,it can also provide reference for practical engineering with putting forward recommendations and application conditions for different types of interference.
ISSN:2095-9389