纤维充填控制支撑剂回流技术的评价实验研究  

Evaluation of Filling Fiber to Control Proppant Backflow Technique

作　　者：关伟 

机构地区：[1]辽河油田钻采工艺研究院压裂酸化中心,辽宁盘锦124010

出　　处：《辽宁化工》2012年第5期444-446,共3页Liaoning Chemical Industry

摘　　要：通过室内实验对疏松地层采用纤维复合压裂防砂技术进行评价研究,主要进行了短切纤维的相关技术参数评价实验,具体实验内容包括临界纤维体积含量测定、纤维长细比对临界返排速度的影响、压裂液粘度对临界返排速度的影响、渗透率及闭合压力效应和短切纤维尾随量对控砂效果的影响实验,通过上述实验优化出短切纤维合理的工艺参数,为短切纤维防砂工艺的现场施工提供了技术支持。Through indoor experiments,loose formation sand control technology with short cut fiber after composite fracturing was evaluated.Main technical parameters of the related short cut fiber were researched.Specific experiment content includes determination of critical fiber volume content,influence of fiber slenderness ratio and fracturing fluid viscosity on critical backflow speed,influence of permeability,closure pressure effect and short cut fiber volume on sand control effect.Through above experiments,the reasonable technical parameters of short cut fiber were optimized,which can provide technical assistance for site operation of short cut fiber sand control process.

关 键 词：短切纤维 支撑剂回流 复合压裂 防砂 工艺参数 

分 类 号：TE357[石油与天然气工程—油气田开发工程]