粘弹性表面活性剂压裂液的研究进展

Research Progress on Viscoelastic Surfactant Fracturing Fluids

粘弹性表面活性剂压裂液与传统水基聚合物压裂液相比具有低伤害、低摩阻、易于彻底破胶等优点,近年来成为压裂液领域的研究重点。本文介绍了粘弹性表面活性剂压裂液的种类及影响因素,并综述了粘弹性表面活性剂压裂液相关作用机理。根据堆叠参数分析粘弹性表面活性剂的不同缔合状态,并探究了浓度、温度、添加剂及pH对其溶液性能的影响,研究成果可为后续应用提供理论基础。

Compared with traditional water-based polymer fracturing fluids,viscoelastic surfactant fracturing fluids have the advantages of low damage,low friction and easy to completely break the glue,and have become the focus of research in the field of fracturing fluids in recent years.The types and influencing factors of viscoelastic surfactant fracturing fluids were introduced,and the related mechanism of viscoelastic surfactant fracturing fluids was reviewed.According to the stacking parameters,the different association states of viscoelastic surfactants were analyzed,and the effects of concentration,temperature,additives and pH on the properties of the solution were explored,the results can provide a theoretical basis for the subsequent applications.