为降低酸化过程中酸液对油管和套管的腐蚀,增加酸液对地层的穿透距离,通过阳-非离子表面活性剂复配,成功制备了单相微乳土酸体系.并得出了较优的实验室配方(质量分数):A-126 2.5％,CHJ-102.5％,正丁醇1.2％,正辛醇2.3％,W-221 0.5％,土酸67.0％,柴油24.0％.通过添加适量的阴离子表面活性剂W-221,使体系在81℃保持了良好的热稳定性.在室温和70℃下分别与P110S钢片反应,与同浓度的土酸相比,缓蚀率达到90.57％.在70℃下与人造砂岩岩芯反应,溶蚀率降低到了0.5％.
参考文献
| [1] | CHEN Dajun,CHEN Fu.Oil and Gas Field Applied Chemistry[M].Beijing:Petroleum Industry Press,2006:198-210(in Chinese).陈大钧,陈馥.油气田应用化学[M].北京:石油工业出版社,2006:198-210. |
| [2] | Hoefner M L,Fogler H S.Effective Matrix Acidizing in Carbonates Using Microemulsions[J].Chem Eng Prog,1985,81 (5):40-44. |
| [3] | Andreasson Eva M,Egeli Finn,Holmberg Krister A,et al.Acidizing Method Using Microemulsion:US 4650000[P].1987-3-17. |
| [4] | ZHAO Renbao,YUE Xiangan,HOU Jirui,et al.The Corrosion Inhibition Behavior of Microemulsified Acid and Its Acidizing Effect in Core[J].Chinese J Appl Chem,2006,23(2):149-152(in Chinese).赵仁保,岳湘安,侯吉瑞,等.微乳酸的缓蚀行为及其在岩心中的酸化效果[J].应用化学,2006,23(2):149-152. |
| [5] | ZHAO Renbao,YUE Xiangan,WU Yahong,et al.Acidizing Reaction in Micro Tubes:Deposition and Interface Effects[J].Chem J Chinese Univ,2008,29(4):793-798(in Chinese).赵仁保,岳湘安,吴亚红,等.微管中的酸化反应:沉淀及界面效应[J].高等学校化学学报,2008,29(4):793-798. |
| [6] | QIAO Lijie,FANG Bo,WANG Fang,et al.Research on the Preparation and Properties of Kerosene Microemulsified Mud Acid[J].Chem Eng Oil Gas,2009,38(1):54-57(in Chinese).乔立杰,方波,王芳,等.煤油微乳土酸的制备及其性能的研究[J].石油与天然气化工,2009,38(1):54-57. |
| [7] | ZHANG Saiyu,WANG Fang,CHEN Yandong.Study on the Preparation and Properties of Kerosene Microemulsified Acid[J].Chem Eng Oil Gas,2007,36(4):315-319(in Chinese).张赛玉,王芳,陈彦东.煤油微乳酸的制备及其性能研究[J].石油与天然气化工,2007,36(4):315-319. |
| [8] | HAN Dong,SHEN Pingping.The Principle and Application of Suffactants in Enhanced Oil Recovery[M].Beijing:Ptroleum Industry Press,2001:104-106(in Chinese).韩冬,沈平平.表面活性剂驱油原理及应用[M].北京:石油工业出版社,2001:104-106. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%