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依据螺杆泵开采重油的理论 ,结合泽 70断块稠油油藏的特点和原油物性 ,通过实施地层化学预处理、井筒降粘、螺杆泵井下锚定、螺杆泵优化设计、螺杆泵合理转速的确定、变频控制、井口换热降粘、螺杆泵监测等一系列螺杆泵配套工艺技术 ,使泽 70断块得以合理有效的开发。
According to the theory of heavy oil recovery by screw pump and the characteristics of heavy oil reservoirs in Ze 70 fault block and the physical properties of crude oil, through the pretreatment of stratum chemical, wellbore viscosity reduction, anchor downhole of screw pump, optimal design of screw pump, Determine, inverter control, wellhead heat transfer viscosity reduction, screw pump monitoring and a series of screw pump supporting technology so that the Ze Ze 70 fault block to be a reasonable and effective development.