潜油电泵采油技术在低孔低渗油田的应用
Electric Submersible Pump Technology’s Application in Low Pore and low Permeability Reservoirs
低渗透油田开发具有相当的难度,主要表现为单井产量小,产量下降快,稳产状况差;油井见效慢,必须具有一定的驱动压力梯度;油井见水后,含水上升快,产液指数和产油指数下降很快,特别是在高含水以前一直处于较低水平。为实现低渗透油田的高速、高效且经济有效的开发,人们发展了以有杆泵深抽为主的一整套配套技术,及螺杆泵、水力活塞泵、有杆射流增压泵和气举采油、特低产能井抽捞油等工艺技术。温米油田是吐哈盆地一个低孔低渗油田,其平均孔隙度16.4%,平均渗透率51毫达西。为实现高速高效开发,稳定油田产量,发展了在低渗透油田中应用潜油电泵采油技术,取得了良好的开发效果,对油田稳产发挥了重要作用。实践证明,在合理的注采压力系统下,潜油电泵可以应用于低渗透油田。它不仅可以降低井底流压,减小层间干扰,而且可以在一定程度上改善近井地带渗流条件,有效提高采液速度,达到提液增油的目的。
he development of low permeability fields is very difficult, which lies in low single well productivity and quickly productivity’s dropping, lowly well’s effect needing some driving pressure grads, and rapidly water cut’s rising rate, quickly production liquid and oil index’s decline after well’s water production. In order to keep the low permeability fiels’“high speed, high efficiency, high benefit” development, the series technologies are developed, such as hydraulic jet pump, electric submersible pump, screw pump, the deep well artificial lift technology, etc. Wen-Mi fields are low pore and low permeability reservoirs which lie in Tu-Ha basin. The average pore is 16.4%,the average permeability is 51md。In order to realize “high speed, high efficiency, high benefit” development and keep the stabilization production, electric submersible pump technology is applied successfully in low pore and low permeability reservoirs. The practice proved that electric submersible pump technology m
胡书勇、张烈辉、宋德云、花静、陈论韬
油气田开发
低渗透油田潜油电泵井底流压生产压差
low permeability ReservoirsElectric Submersible Pump Technologywell-bottom pressureinjection-production pressure
胡书勇,张烈辉,宋德云,花静,陈论韬.潜油电泵采油技术在低孔低渗油田的应用[EB/OL].(2005-03-31)[2025-08-18].http://www.paper.edu.cn/releasepaper/content/200503-162.点此复制
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