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桥式同心分注工艺技术的应用实例分析
Authors
丹 赵
丽莎 张
+4 more
冰 李
品国 邹
安立 王
苗苗 朱
Publication date
8 September 2020
Publisher
Frontier Scientific Publishing Pte Ltd
Doi
Abstract
随着长庆油田注采矛盾日益突出,为实现油田稳产,进行精细分层注水十分必要。在前期的空心分注、常规偏心分注、桥式偏心分注等井下分注工艺的基础上,针对空心分注和普通偏心分注误差大,投捞时间长,工作时间长以及桥式偏心分注工艺在施工时遇阻率高,仪器收张臂困难以及井斜较大时仪器不居中造成的流量偏差等问题,研究了桥式同心分注工艺,该工艺水嘴不需要进行投捞,减少施工时间,在大斜度井中的误差小于其他几种分注工艺,具有较好的应用效果,能够实现油田的精细注水。</jats:p
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Last time updated on 07/03/2025