| 油气长输管道腐蚀检测评估技术研究与应用 |
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| 引用本文： | 龙媛媛,王遂平,刘瑾,石仁委,柳言国. 油气长输管道腐蚀检测评估技术研究与应用[J]. 石油工程建设, 2011, 37(6): 27-30,89 |
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| 作者姓名： | 龙媛媛 王遂平 刘瑾 石仁委 柳言国 |
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| 作者单位： | 胜利油田技术检测中心腐蚀与防护研究所,山东东营,257000 |
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| 摘 要： | 油气长输管道腐蚀检测评估已成为确保原油安全输送的关键技术。文章对管道可能存在的腐蚀失效形式进行了剖析，提出了一套综合利用坐标测绘、双频电流衰减法、直流电位梯度法、密间隔管地电位测试法、杂散电流检测法、瞬变电磁法对油气长输管道进行检测评估的方法和利用HoneywellPredictPipe3．0软件对输气管道进行内腐蚀评估的方法。文章结合工程实例说明了该技术的应用，并指出利用该技术可在非开挖不停输的前提下．实现对油气长输管道腐蚀与防护状况的完整评价。
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| 关 键 词： | 油气长输管道 腐蚀失效形式 非开挖外检测 内腐蚀评估 |
Research and Application of Corrosion Detection and Evaluation Techniques for Long-distance Oil and Gas Pipelines |
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| LONG Yuan-yuan,WANG Sui-ping,LIU Jin,et al.. Research and Application of Corrosion Detection and Evaluation Techniques for Long-distance Oil and Gas Pipelines[J]. Petroleum Engineering Construction, 2011, 37(6): 27-30,89 |
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| Authors: | LONG Yuan-yuan WANG Sui-ping LIU Jin et al. |
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| Affiliation: | LONG Yuan-yuan(Corrosion & Protection Research Institute of Technology Testing Center of Shengli Oilfield,Dongying 257000,China),WANG Sui-ping,LIU Jin,et al. |
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| Abstract: | The corrosion detection and evaluation for long-distance oil and gas pipelines has been a key technique to ensure crude oil transportation safety.This paper analyzes possible pipeline failure modes induced by corrosion and provides a set of corrosion detection and evaluation methods for long-distance pipelines which comprehensively utilizes coordinate mapping,dual-frequency pipeline current map(PCM),direct current voltage gradient(DCVG),close interval potential supervision(CIPS),stray current method(SC) and... |
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| Keywords: | long-distance oil and gas pipelines corrosion failure mode trenchless internal corrosion evaluation |
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