自生酸酸液体系研究进展及展望  

Research Progress and Prospect of Autogenic Acid System

作　　者：李小刚[1] 秦杨 朱静怡[3] 刘紫微 金心岫 高晨轩 靳文博[1] 杜博迪 Li Xiaogang;Qin Yang;Zhu Jingyi;Liu Ziwei;Jin Xinxiu;Gao Chenxuan;Jin Wenbo;Du Bodi(State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation,Southwest Petroleum University,Chengdu,Sichuan 610500,China;PetroChina Changqing Oilfield Company,Xi'an,Shaanxi 710018,China;Southwest Petroleum University,Chengdu,Sichuan 610500,China;PetroChina Tarim Oilfield Company,Korla,Xinjiang 841000;PetroChina Southwest Oil&Gasfield Company,Chengdu,Sichuan 610051)

机构地区：[1]西南石油大学油气藏地质及开发国家重点实验室,四川成都610500 [2]中国石油长庆油田分公司,陕西西安710018 [3]西南石油大学,四川成都610500 [4]中国石油塔里木油田分公司,新疆库尔勒841000 [5]中国石油西南油气田分公司,四川成都610051

出　　处：《特种油气藏》2022年第6期1-10,共10页Special Oil & Gas Reservoirs

基　　金：四川省自然科学基金“耐高温自生泡沫压裂液生成规律及其携砂机理研究”(2022NSFSC1036)。

摘　　要：自生酸酸化技术是高温(超高温)低渗致密油气藏主要增产措施之一。对自生酸酸化技术研究进展进行了综合分析,介绍了自生酸的酸岩反应特性,自生酸的主要生酸机理,以及自生有机酸、自生盐酸、自生氢氟酸和复合类自生酸的研究进展,分析了自生酸类型、供氢能力、成本、缓速能力、缓蚀能力等因素对酸化工作液现场应用的影响,并对自生酸在酸化作业中的应用进行了展望。该研究可为自生酸酸化技术的发展和推广应用提供参考。The authigenic acid acidizing technology is one of the main measures for stimulation high temperature(ultra-high temperature)and low permeability tight oil and gas reservoirs.The research progress of authigenic acid acidizing technology was comprehensively analyzed,and the acid-rock reaction characteristics of authigenic acid,the main acid-generating mechanism of authigenic acid,and the research progress of authigenic organic acid,authigenic hydrochloric acid,authigenic hydrofluoric acid and composite authigenic acids were introduced,the influence of the type of authigenic acid,hydrogen supply capacity,cost,retardation capability,corrosion inhibition capability and other factors on the field application of acidizing work fluid was analyzed,and the application of authigenic acid in acidizing operation was prospected.This study can provide a reference for the development,popularization and application of autogenic acid acidizing technology.

关 键 词：自生酸 缓速酸 深部酸化 酸岩反应 生酸机理 

分 类 号：TE357[石油与天然气工程—油气田开发工程]