一种新型油基清防蜡剂的研制与现场应用  

Development and field application of a new oil-based wax remover

作　　者：孙淑娟 南蓓蓓 阳飞 李红 张馨予 迟九蓉 畅平 SUN Shu-juan;NAN Bei-bei;YANG Fei;LI Hong;ZHANG Xin-yu;CHI Jiu-rong;CHANG Ping(Research Institute of Shaanxi Yanchang Petroleum(Group)Co.,Ltd.,Xi’an 710065,China;Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation,Xi’an 710065,China;CNPC Logging Co.,Ltd.,Xi’an 710005,China;Karamay Linghao Technology Co.,Ltd.,Karamay 834008,China)

机构地区：[1]陕西延长石油(集团)有限责任公司研究院,陕西西安710065 [2]陕西省陆相页岩气成藏与开发重点实验室,陕西西安710065 [3]中国石油集团测井有限公司,陕西西安710005 [4]克拉玛依翎昊科技有限责任公司,新疆克拉玛依834008

出　　处：《应用化工》2023年第11期3037-3041,共5页Applied Chemical Industry

基　　金：国家重点研发计划资助(2018YFB0605502)。

摘　　要：以正庚烷、轻质油和二甲苯按质量比1∶2∶1组成复合有机溶剂,LHG-034防蜡改进剂、乙二醇单丁醚互溶剂、JFC-2渗透剂三者质量比为6∶5∶0.6,研制出了一种可现场连续添加的新型高效清防蜡剂YH-11。溶蜡速率为0.062 g/min,防蜡率为75.3%,降黏率为48.0%,有效实现了清蜡、防蜡、降黏和增产的综合应用效果。A new type of high-efficiency paraffin remover YH-11 which can be continuously added on site was developed by using n-heptane,light oil and xylene as the best compound organic solvent in the mass ratio of 1∶2∶1,and LHG-034 paraffin remover,ethylene glycol monobutyl ether mutual solvent and JFC-2 penetrant in the mass ratio of 6∶5∶0.6.The wax dissolving rate of the wax remover and inhibitor is 0.062 g/min,the wax control rate is 75.3%,and the viscosity reduction rate is 48.0%.The comprehensive application effects of wax removal,wax control,viscosity reduction and yield increase are effectively realized.

关 键 词：清防蜡剂 清蜡速率 防蜡速率 

分 类 号：TQ207[化学工程—有机化工] TE39[石油与天然气工程—油气田开发工程]