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可控冲击波增产技术在大庆油田的应用
Application of Controllable Shock Wave Stimulation Technology in Daqing Oilfield
【摘要】 可控冲击波是一种新型物理法油井储层解堵增产技术。为了解该技术在低渗油田增油效果及其制约因素,依据可控冲击波在油井储层的解堵增透原理、工艺流程及现场应用方法,在大庆油田采油九厂茂兴区块对3口老油井进行现场试验,得到试验措施前后每口油井产液量、含水率等动态数据。对比结果表明,经可控冲击波增产技术处理后,3口井均有良好增油效果,其中2口井产油量有大幅增加。
【Abstract】 Controllable shock wave is a new physical method for reservoir plugging removal and stimulation. To understand the effect of increasing oil production and the constraints of the technology in low permeability oil field, on the basis of the principle of plugging removal and permeability improvement, technological process and field application method of controllable shock wave, experiments were conducted on 3 old wells in Maoxing block belonging to No.9 production factory of Daqing Oilfield. Produced fluid volume and dynamic data such as water content of each well before and after experiment were obtained. The comparison results show that the controllable shock wave stimulation technology has good oil production increasing effect in all three wells, and a significant increase of oil production is observed in two of them, demonstrating certain good application effect.
【Key words】 controllable shock wave; plugging removal; permeability improvement; low porosity and low permeability;
- 【文献出处】 石油管材与仪器 ,Petroleum Tubular Goods & Instruments , 编辑部邮箱 ,2022年05期
- 【分类号】TE34
- 【下载频次】35