| CPI-5缓蚀剂在酸性气田的现场应用 |
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| 引用本文： | 杨晓秋,李林辉,李浩,陈宇波,上官昌淮.CPI-5缓蚀剂在酸性气田的现场应用[J].天然气与石油,2011(4):65-67,96,97. |
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| 作者姓名： | 杨晓秋 李林辉 李浩 陈宇波 上官昌淮 |
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| 作者单位： | 中国石油集团工程设计有限责任公司西南分公司;中国石油天然气集团公司石油管力学和环境行为重点实验室四川研究室; |
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| 基金项目： | 国家“十二五”重大示范工程项目阿姆河右岸中区天然气开发示范工程资助项目(2011ZX05059); 克拉苏气田大北试验区试采工程资助项目(Z2009-5) |
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| 摘 要： | 根据QHSE体系及其安全要求，以油气集输管道复配型缓蚀剂CPI-5现场应用为例，介绍了现场缓蚀剂应用流程。首先研究目标酸性气田用缓蚀剂与气田水、消泡剂、酸、碱、盐等配伍性，然后在模拟工况下采用高温高压釜评价缓蚀剂及配伍性对缓蚀性能的影响，测试合格后，才能进行现场加注和测试评估。结果表明：CPI-5缓蚀剂对油气输送管道具有优良的防腐效果，室内和现场测试都可将平均腐蚀速率控制在0．076mm／a以下，对抑制CO2和H2S腐蚀具有突出的效果，适用于CO2和H2S单一或混合的腐蚀环境的防腐，现场加注方便，经济合理，实验工艺和试验方法满足QHSE体系文件。
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| 关 键 词： | 天然气 集输管线 缓蚀剂 高温 酸性 |
Application of CPI-5 Corrosion Inhibitor in Sour Gas Field |
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| Yang Xiaoqiu,Li Linhui,Li Hao,Chen Yubo,Shangguan ChanghuaiLi Linhui,Shangguan Changhuai.Application of CPI-5 Corrosion Inhibitor in Sour Gas Field[J].Natural Gas and Oil,2011(4):65-67,96,97. |
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| Authors: | Yang Xiaoqiu Li Linhui Li Hao Chen Yubo Shangguan ChanghuaiLi Linhui Shangguan Changhuai |
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| Affiliation: | Yang Xiaoqiu,Li Linhui,Li Hao,Chen Yubo,Shangguan Changhuai(China Petroleum Engineering Co.,Ltd.Southwest Company,Chengdu,Sichuan,610017,China)Li Linhui,Shangguan Changhuai(CNPC Key Laboratory for Mechanical and Environmental Behavior of Oil Tubular Goods,China) |
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| Abstract: | Base on requirements and security of QHSE and taking field application of compound corrosion inhibitor CPI-5 used for oil and gas pipelines as an example,introduced is field application process of such corrosion inhibitor.Analyzed firstly is the compatibility between the corrosion inhibitor and gas field water,defamer,acid,alkali and salt in target sour gas field and then high temperature and high pressure autoclave are operated in simulation working conditions to evaluate effects of compound corrosion inhi... |
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| Keywords: | Nature gas Gas gathering and transportation pipeline Corrosion inhibitor High temperature Sour gas |
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