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“复配聚合物”分子线团尺寸分布及渗流特性

陈才 卢祥国 杨玉梅

西安石油大学学报(自然科学版)2012,Vol.27Issue(3):63-66,4.
西安石油大学学报(自然科学版)2012,Vol.27Issue(3):63-66,4.

“复配聚合物”分子线团尺寸分布及渗流特性

Size distribution of "compound polymer" molecular clew and its seepage characteristics in low permeability reservoir

陈才 1卢祥国 1杨玉梅2

作者信息

  • 1. 东北石油大学提高油气采收率教育部重点实验室,黑龙江大庆163318
  • 2. 中国石油吉林油田勘探开发研究院,吉林扶余131200
  • 折叠

摘要

Abstract

In order to enhance the recovery factor of low permeability fractured reservoir,the size distribution of "compound polymer" molecular clew and its seepage characteristics are studied by dynamic light scattering and core displacement experiments. The results show that,compared with the "super high" polymer,the size distribution range of the " compound polymer " molecular clew is wider, the salinity has less influence on the size of the "compound polymer "molecular clew,and its seepage resistance coefficient and residual resistance coefficient in the low-permeability fractured reservoir are greater, so the compound polymer displacement system can increase the flow resistance and injection pressure in low permeability reservoir.

关键词

复配聚合物/分子线团尺寸/矿化度/渗流阻力系数/残余阻力系数

Key words

compound polymer/molecular clew size/salinity/seepage resistance coefficient/residual resistance coefficient

分类

能源科技

引用本文复制引用

陈才,卢祥国,杨玉梅..“复配聚合物”分子线团尺寸分布及渗流特性[J].西安石油大学学报(自然科学版),2012,27(3):63-66,4.

基金项目

中国石油吉林油田公司重点科技攻关项目"西5-16区块聚合物驱油藏工程试验研究"(编号:JS10-W-13-JZ-05-09)资助 (编号:JS10-W-13-JZ-05-09)

西安石油大学学报(自然科学版)

OA北大核心CSTPCD

1673-064X

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