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激活剂用量对油藏内源微生物群落的影响

胡婧 刘涛

生物加工过程2016,Vol.14Issue(3):7-11,5.
生物加工过程2016,Vol.14Issue(3):7-11,5.DOI:10.3969/j.issn.1672-3678.2016.03.002

激活剂用量对油藏内源微生物群落的影响

Effect of activator amount on endogenous microbial community in reservoirs

胡婧 1刘涛1

作者信息

  • 1. 中国石油化工股份有限公司 胜利油田分公司 石油工程技术研究院,山东 东营 257000
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摘要

Abstract

In order to determine the effect of activator amount on the endogenous microbial community in reservoirs,we implemented a program with one period of little nutrition (2013⁃10⁃2013⁃11) continued with one period of rich nutrition ( 2014⁃01⁃2014⁃02 ) when the bacterial concentration of endogenous microbial reached to a platform stage. This program was carried out in Zhan 3 block of Shengli Oilfield. After the implementation of the program,the microbial community structure in the Zhan 3 block changed obviously.The bacteria concentration of the oil well production fluid decreased slightly and community diversity increased in the little nutrition stage significantly. While the concentration of bacteria broke through the platform reached above 106 cell/mL and the microbial diversity began to decrease in the rich nutrition stage.We also found that the regulation of activator amount will further affect the production of the field.Decrease of the concentration of activator will improve the production of oil in a certain extent.

关键词

激活剂用量/内源微生物群落/细菌浓度/群落多样性

Key words

activator amount/endogenous/bacterial concentration/community diversity

分类

能源科技

引用本文复制引用

胡婧,刘涛..激活剂用量对油藏内源微生物群落的影响[J].生物加工过程,2016,14(3):7-11,5.

基金项目

国家高技术研究发展计划(863计划) ()

生物加工过程

OACSTPCD

1672-3678

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