低表面张力活性水压裂液研究及性能评价  

Research and performance evaluation of low surface tension active hydraulic fracturing fluid

作　　者：罗丹丹 孙伟 原金海[1] 孙斌[2] 蒲小琴[1] 奚锐 LUO Dan-dan;SUN Wei;YUNA Jin-hai;SUN Bin;PU Xiao-qin;XI Rui(College of Chemistry and Chemical Engineering,Chongqing University of Science and Technology,Chongqing 401331,China;Zoomlion Coalbed Methane National Engineering Research Center Co.,Ltd.,Beijing 100095,China)

机构地区：[1]重庆科技学院化学化工学院,重庆401331 [2]中联煤层气国家工程研究中心有限责任公司,北京100095

出　　处：《应用化工》2020年第S01期38-43,共6页Applied Chemical Industry

基　　金：国家科技重大专项(2016ZX05043002)。

摘　　要：研究了低表面张力活性水压裂液的配方并进行了性能测试与评价.该活性水压裂液以KC1为防膨剂,表面活性剂为助排剂.研究了防膨剂KCl,表面活性剂的组成对活性水压裂液的表面张力,润湿角的影响,结合成本分析得到该活性水压裂液的配方.对该活性水压裂液进行表面张力、降阻率、防膨率等性能进行综合评价,表明该压裂液各方面性能均符合要求.This paper studies the formulation of low surface tension active hydraulic fracturing fluid and conducts performance testing and evaluation.The active water fracturing fluid uses KCl as an anti-swelling agent,and the surfactant is a drainage aid.The anti-swelling agent KCl,the composition of the surfactant on the surface tension of the active hydraulic fracturing fluid,the influence of the wetting angle,and the formulation of the active water fracturing fluid were obtained by combining the cost analysis.The performance of the surface tension,drag reduction rate and anti-expansion rate of the active water fracturing fluid was comprehensively evaluated,indicating that the performance of the fracturing fluid meets the requirements in all aspects.

关 键 词：低表面张力 活性水压裂液 氟碳表面活性剂 润湿角 

分 类 号：TE357[石油与天然气工程—油气田开发工程]