| 电流梯度法检测海底管线外防腐层完整性 |
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| 引用本文： | 张玉志,张大磊,刘猛,李焰.电流梯度法检测海底管线外防腐层完整性[J].海洋科学,2009,33(9):1-3. |
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| 作者姓名： | 张玉志 张大磊 刘猛 李焰 |
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| 作者单位： | 1. 中国科学院,海洋研究所,山东,青岛,266071;中国科学院,研究生院,北京,100049
2. 中国科学院,海洋研究所,山东,青岛,266071 |
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| 基金项目： | 中国科?学院与中国海洋石油总公司科技合作项目 |
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| 摘 要： | 应用电流梯度检测技术在滨海条件下进行了牺牲阳极保护下的海底管线外防腐层破损检测,并根据海洋环境的腐蚀特性设计了海底管线防腐涂层现场检测的有效实施方案.结果表明,该技术的检测方案可行,可以通过电流梯度法进行海底管线牺牲阳极和涂层破损检测.
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| 关 键 词： | 海底管线 电流梯度法 海水腐蚀 涂层保护 阴极保护 |
| 收稿时间： | 2008/12/1 0:00:00 |
| 修稿时间： | 2009/3/10 0:00:00 |
Integrity detecting of subsea pipline outer corrosion-resistant coatings using current grading method |
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| ZHANG Yu-zhi,ZHANG Da-lei,LIU Meng and LI Yan.Integrity detecting of subsea pipline outer corrosion-resistant coatings using current grading method[J].Marine Sciences,2009,33(9):1-3. |
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| Authors: | ZHANG Yu-zhi ZHANG Da-lei LIU Meng and LI Yan |
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| Institution: | ZHANG Yu-zhi 1,2,ZHANG Da-lei 1,LIU Meng1,LI Yan1(1.Institute of Oceanology,Chinese Academy of Sciences,Qingdao 266071,China,2.Graduate School of Chinese Academy of Sciences,Beijing 100049,China) |
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| Abstract: | The integrity of subsea pipline outer corrosion-resistant coatings was deteted using the current grading method after designing an effective implementation plan according to the special corrosive conditions of the marine environment.It could be concluded from the result that the principle was feasible and the integrity of the sacrificial anode and the coating of subsea pipline could be detected through current grading method. |
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| Keywords: | subsea pipline current grading method seawater corrosion coating protection cathodic protection |
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