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南梁西吴堡作业区位于甘肃省华池县纸坊乡至陕西省志丹县义正乡内,区域构造位于鄂尔多斯盆地南部沉积中心,为陕北斜坡南部一西倾单斜区域,主要含油层系为延长组长9、长8、长7、长6、长4+5、长3油层组和侏罗系。近3年来,由于井下附件问题导致油井上修比例逐年上升,2016年吴堡作业区通过分析井下附件故障原因,优化工艺,加强管理,目前已遏制井下附件问题导致油井上修比例上升的趋势。
Nanliang West Wubao operation area is located in Zhifang Township, Huachi County, Gansu Province, to the Yizheng Township, Zhidan County, Shaanxi Province. The regional structure is located in the sedimentary center of the Ordos Basin in the south, and is a west-western tilt monocline in the southern part of the northern Shaanxi slope. The main oil- Department for the extension of 9, 8, 7, 6, 4 +5, Chang3 reservoir and Jurassic. In recent 3 years, due to the problem of downhole attachments, the proportion of well repairs has been increasing year by year. In 2016, the work area of Wubao has analyzed the reasons for the downhole accessories failure, optimized the technology and strengthened the management.