| 油气管道腐蚀检测技术发展现状与思考 |
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| 引用本文： | 吴志平,陈振华,戴联双,胡亚博,毕武喜.油气管道腐蚀检测技术发展现状与思考[J].油气储运,2020(8):851-860. |
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| 作者姓名： | 吴志平 陈振华 戴联双 胡亚博 毕武喜 |
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| 作者单位： | 中国石油管道有限责任公司;中国石油管道科技研究中心 |
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| 基金项目： | 中国石油天然气股份有限公司科学研究与技术开发项目“埋地管道外腐蚀检测与评价集成技术研究与应用”,2016B-3017-0503。 |
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| 摘 要： | 通过定期对油气管道实施内外检测,及时、准确地发现管道的腐蚀缺陷,采取相应的维修、更换措施,可有效降低腐蚀事故的发生概率。针对外腐蚀、内腐蚀、应力腐蚀开裂、穿越段外腐蚀等问题,阐述了油气管道腐蚀检测技术及相关标准的发展现状,介绍了瞬变电磁、超声导波、磁应力等非开挖检测技术原理及工程应用,总结了中国在油气管道腐蚀检测技术应用和管理中存在的问题,从管理提升和技术提升两方面探讨了未来的发展需求。在管理提升方面,提出建立统一的技术规范、数据管理平台及专业化腐蚀检测效能评价队伍;在技术提升方面,建议持续开展应力腐蚀开裂检测与评价技术研究,启动微生物腐蚀机理和检测技术研究,开展针孔腐蚀缺陷的检测与验证技术研究,研发组合式内外检测工具。
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| 关 键 词： | 油气管道 腐蚀检测 直接评价 外腐蚀 内腐蚀 应力腐蚀开裂 穿越段外腐蚀 非开挖检测 |
Development status and thinking of oil and gas pipeline corrosion detection technology |
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| WU Zhiping,CHEN Zhenhua,DAI Lianshuang,HU Yabo,BI Wuxi.Development status and thinking of oil and gas pipeline corrosion detection technology[J].Oil & Gas Storage and Transportation,2020(8):851-860. |
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| Authors: | WU Zhiping CHEN Zhenhua DAI Lianshuang HU Yabo BI Wuxi |
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| Institution: | (PetroChina Pipeline Co.Ltd.;PetroChina Pipeline R&D Center) |
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| Abstract: | Regular internal and external detection on oil and gas pipelines is helpful for timely and accurate detection of pipeline corrosion defects,and to take appropriate maintenance and replacement measures and effectively reduce the occurrence probability of corrosion accidents.Focusing on the problems of external corrosion,internal corrosion,stress corrosion cracking,and external corrosion of crossing sections,the development status of corrosion detection technology and related standards for oil and gas pipelines was elaborated,the principles and engineering applications of trenchless detection technologies such as transient electromagnetic detection,ultrasonic guided wave detection,and magnetic stress detection were introduced,the problems existing in the application and management of corrosion detection technology for oil and gas pipelines in China were summarized,and the demands for future development were discussed from the aspects of management improvement and technology upgrading.In terms of management improvement,it was proposed to build a unified technical specification,data management platform and professional corrosion detection efficiency evaluation team.As for technology upgrading,it was suggested to continuously carry out research on stress corrosion cracking detection and assessment technology,initiate research on microbial corrosion mechanism and detection technology,carry out research on pinhole corrosion defect detection and verification technology,and develop combined internal and external detection tools. |
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| Keywords: | oil and gas pipeline corrosion detection direct assessment external corrosion internal corrosion stress corrosion cracking external corrosion of crossing sections trenchless detection |
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