大庆油田加密调整井压裂改造配套技术  

Fracturing Reform Technology of Infill Adjustment Well in Daqing Oilfields

作　　者：曲兆峰[1] 何秀清[1] 张国良[1] 

机构地区：[1]中国石油大庆油田有限责任公司井下作业分公司,黑龙江大庆163453

出　　处：《石油工业技术监督》2011年第6期28-32,共5页Technology Supervision in Petroleum Industry

摘　　要：主要介绍了针对大庆油田加密调整井压裂改造难点,研究裂缝参数优化、水平缝脱砂压裂、限流法优化布孔细分压裂改造、保护薄隔层压裂和适合高破裂压力储层改造的55MPa多层压裂管柱等压裂改造配套技术。现场应用证明:该配套技术为提高加密调整井薄差层的储量动用程度及改善压裂效果,提供了有力的技术支持,对大庆油田高水平、高效益开发具有十分重要的意义。This paper mainly introduces the difficulties of fracturing technology for infill adjustment wells in Daqing oilfields.Then,the research focuses on the following fracturing reform technologies,including the optimization of fracture parameters,the sand fallout of horizontal fracture,the optimization of current limiting methods for the fine collocation of holes,the fracturing of protecting thin layer,and 55MPa multiple fracturing strings suitable for the reform of high cracking pressure reservoir.The field test confirms that this fracturing technology has provides the strong technological support for improving the degree of reservoir usage at the thin layer of infill adjustment wells and the fracturing effect,and thus plays an important role in the high-level and high-benefit development of Daqing oilfields.

关 键 词：加密调整井 压裂 布孔 隔层 

分 类 号：TE357[石油与天然气工程—油气田开发工程]