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针对低渗透油田开发过程中所表现出的低静压、低产量、低液面、套管破损、油井结垢等问题 ,通过多年研究与实践 ,现已形成了系列配套技术 ,包括 :定向井、丛式井钻井技术 ,优化射孔技术 ,压裂改造技术 ,定向井杆柱优化设计与计算机诊断技术 ,油层保护技术 ,套损井综合治理技术 ,井口加药降粘、单管集油、管道破乳技术与集中加热、大罐沉降脱水技术 ,注水井增注技术等。这些技术的应用 ,有效地提高了长庆油田的开发效益。
Aiming to solve the problems of low hydrostatic pressure, low production, low liquid level, casing damage and well scaling in the development of low permeability oilfield, a series of supporting technologies have been formed through years of research and practice, including directional wells , Well drilling technology, optimized perforation technology, fracturing technology, directional well pole optimization design and computer diagnostic technology, reservoir protection technology, casing damage comprehensive treatment technology, wellhead dosing viscosity, single-tube oil collection, Pipeline demulsification technology and concentrated heating, large tank settlement dehydration technology, injection well injection technology. The application of these technologies has effectively raised the development benefit of Changqing Oilfield.