暂堵转向技术在页岩油气中的应用分析与发展方向

Application analysis and development direction of temporary plugging and diverting technology in shale oil and gas

随着页岩油气勘探开发的不断深入,复杂储层压裂改造的需求日益增加,暂堵转向技术作为一种有效的增产手段受到广泛关注。文中综合分析了国内外页岩油气暂堵转向技术的发展历程,总结为4个阶段,并对各阶段暂堵转向技术的工作原理、作用机制、暂堵剂性能、技术优缺点等进行了详细阐述,剖析了各阶段页岩油气领域中暂堵转向技术的应用实例及实施效果。在此基础上,对未来暂堵转向技术的发展进行了展望,以期为该技术在页岩油气领域中的进一步发展和推广应用提供参考。

With the deepening of shale oil and gas exploration and development,the demand for fracturing stimulation in complex reservoirs is increasing.Temporary plugging and diverting technology has received extensive attention as an effective means of increasing production.This paper comprehensively analyzes the development process of temporary plugging and diverting technology for shale oil and gas at home and abroad,and summarizes it into four stages.The working principle,action mechanism,performance of temporary plugging agent,technical advantages and disadvantages of temporary plugging and diverting technology at each stage are elaborated in detail.The application examples and implementation effects of temporary plugging and diverting technology in the field of shale oil and gas at each stage are analyzed.On this basis,the future development of temporary plugging and diverting technology is prospected in order to provide reference for the further development and application of this technology in the field of shale oil and gas.