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| 摘要: |
| 针对塔河油田油藏埋藏深、厚度大、地温高、低渗透、非均质性强等特征，以不同浓度的盐酸进行酸化实验，实验表明，20％盐酸酸化效果最好。通过实验筛选2％HD-1为缓蚀剂，2．0％H-1为粘土防膨剂，0．4％BM-5为防乳降粘剂，0．5％CF25B为助排添加剂。确定的酸液配方酸液清澈透明，表面张力小，对铁的腐蚀速度低，防膨效果明显，与原油不乳化，结合液氮气举助排工艺，现场试验取得了理想的酸化效果。 |
| 关键词: 塔河油田 酸化添加剂 低渗透 助排剂 缓蚀剂 防膨剂防乳化剂 |
| DOI： |
| 分类号:TE357.2 |
| 基金项目:国家863计划资助项目,课题名“高温酸化压裂添加剂的开发与应用”. |
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| Research and Application of Acidizing Treatment Technology in Tahe Oilfield |
|
Chen Lan Zhang Guicai Liu Min
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| Abstract: |
| Considering the characteristics of deep buried depth, high temperature, low permeability, strong heterogeneity, different concentrations of HCL were used to conduct the indoor experiment. It showed that 20% of HCL performed the best. Results also showed t |
| Key words: Tahe oilfield, acid additive,low permeability, cleanup additive, corrosion inhibitor, clay stabilizer, emulsion preventative surfactant, |
