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渤海SZ36-1油田注聚调剖井层的优选
引用本文:傅英,郭建春,王书彬,张俊良.渤海SZ36-1油田注聚调剖井层的优选[J].断块油气田,2006,13(1):42-43.
作者姓名:傅英  郭建春  王书彬  张俊良
作者单位:1. 油气藏地质及开发工程国家重点实验室,西南石油学院
2. 中国海洋石油基地集团有限公司采油技术服务公司
3. 西南油气田分公司四川东北气矿
摘    要:渤海SZ36-1油田处于注水开采初期,油井产量较高,由于流度比大、原油粘度高等导致油井注入水突破而迅速见水,现已进入三采阶段。考虑到不影响井的生产和尽量避免对油井作业。决定对注水井进行注聚来增产原油,降低产水效果。SZ36-1油田原油粘度高,层间纵向渗透率差异大,地层非均质性极强,注水井的吸水剖面不均,水窜严重,必须首先优选注聚调剖井层。结合注聚井层优选标准和SZ36-1注水井的实际生产情况,进行了注聚调剖的选井选层依据分析。并优选了井层。

关 键 词:水突破  聚合物驱  注水剖面  调剖  优选
收稿时间:2005-08-22
修稿时间:2005年8月22日

Optimization in Profile Improvement in Bohai SZ36-1 Oilfield
Fu Ying.Optimization in Profile Improvement in Bohai SZ36-1 Oilfield[J].Fault-Block Oil & Gas Field,2006,13(1):42-43.
Authors:Fu Ying
Abstract:SZ36-1 Oilfield with unconsolidated oil layers and high oil viscosity is of large accumulative thickness and low reservoir temperature.Although in the early production period,SZ36-1 field has stepped into the ternary production stage for the water breakthrough caused by high mobility ratio and high oil viscosity.Synthetically considering various factors,polymer flooding is recommended and optimization in profile improvement must be conducted first for the distinct difference of layer-layer permeability,severe heterogeneity as well as uneven water-injection profile.Integrating selection criterion of polymer-injected well with actual producing performance,well-section gist is analyzed and treated wells and/or layers are determined.
Keywords:Water breakthrough  Polymer flooding  Water injection profile  Profile improvement  Optimization  
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