| 长庆气井除垢方法研究及现场试验效果分析 |
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| 引用本文： | 叶小闯,张鹏,魏美吉,王赞,冯盼盼,张云.长庆气井除垢方法研究及现场试验效果分析[J].石油化工应用,2019(6):66-71. |
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| 作者姓名： | 叶小闯 张鹏 魏美吉 王赞 冯盼盼 张云 |
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| 作者单位： | 中国石油长庆油田分公司第三采气厂;中国石油长庆油田分公司千口气井评价挖潜工程项目组;中国石油长庆油田分公司第一采气厂;中国石油长庆油田分公司第四采气厂 |
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| 摘 要： | 随着长庆气田开发时间的不断延长,气井在生产过程中表现出不同程度的井筒腐蚀结垢和近井地带储层堵塞现象,严重影响气井的携液能力和井下测试作业及产能的有效发挥,导致气井产量快速下降甚至关停,影响气井最终采收率。本文从长庆气区气井的结垢机理研究入手,对比分析油气田常用除垢方法的优缺点,最终优选化学除垢方法,通过不同区域地质特征和垢物成分分析,有针对性的优化除垢药剂配方并在长庆气区开展了现场试验,取得了显著地增产效果。
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| 关 键 词： | 长庆气田 结垢机理 化学除垢 现场试验 效果分析 |
The research on descaling method and effect analysis of on-site testing in natural gas well |
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| YE Xiaochuang,ZHANG Peng,WEI Meiji,WANG Zan,FENG Panpan,ZHANG Yun.The research on descaling method and effect analysis of on-site testing in natural gas well[J].Petrochemical Industry Application,2019(6):66-71. |
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| Authors: | YE Xiaochuang ZHANG Peng WEI Meiji WANG Zan FENG Panpan ZHANG Yun |
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| Affiliation: | (Gas Production Plant 3 of PetroChina Changqing Oilfield Company,WushenqiNeimenggu 017300,China;The Project Group for Evaluation and Excavation ofThousands Gas Well,PetroChina Changqing Oilfield Company,Xi'an Shanxi 710018,China;Gas Production Plant 1 of PetroChina Changqing Oilfield Company,Xi'an Shanxi 710021,China;Gas Production Plant 4 of PetroChina ChangqingOilfield Company,Xi'an Shanxi 710021,China) |
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| Abstract: | YE Xiaochuang;ZHANG Peng;WEI Meiji;WANG Zan;FENG Panpan;ZHANG Yun(Gas Production Plant 3 of PetroChina Changqing Oilfield Company,WushenqiNeimenggu 017300,China;The Project Group for Evaluation and Excavation ofThousands Gas Well,PetroChina Changqing Oilfield Company,Xi'an Shanxi 710018,China;Gas Production Plant 1 of PetroChina Changqing Oilfield Company,Xi'an Shanxi 710021,China;Gas Production Plant 4 of PetroChina ChangqingOilfield Company,Xi'an Shanxi 710021,China) |
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| Keywords: | Changqing gasfield scale forming mechanism chemical descaling technology on-site testing application effect analysis |
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