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Research of the influence on artificial core dilatability factor
Author(s): 
Pages: 40-42
Year: Issue:  2
Journal: Petrochemical Industry Application

Abstract: 地层中粘土矿物的膨胀给钻井工程带来了诸多困难,在地层的温度、压力和有外来流体的环境下,粘土矿物的膨胀给施工带采的困难是无法忽略的.模拟地层环境,研究不同温度、压力和进入地层流体类型对粘土矿物膨胀率的影响规律.实验结果表明:粘土矿物在温度和压力增加的情况下膨胀率会增大;当与粘土矿物接触的流体矿化度升高时.粘土矿物的膨胀率减小,反之,则增加.
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