可降解铝合金在油气田开采中的开发应用进展  

Development and Application Progress of Degradable Aluminum Alloy in Oil and Gas Field Exploitation

作　　者：张建斌[1,2] 陆雨 薛飞 Zhang Jianbin;Lu Yu;Xue Fei(State Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals,Lanzhou University of Technology,Lanzhou 730050,China;Shandong Laboratory of Yantai Advanced Materials and Green Manufacture,Yantai 264006,China;Yangtze River Delta Research Institute,Northwestern Polytechnical University,Taicang 215400,China)

机构地区：[1]兰州理工大学省部共建有色金属先进加工与再利用国家重点实验室,甘肃兰州730050 [2]烟台先进材料与绿色制造山东省实验室,山东烟台264006 [3]西北工业大学太仓长三角研究院,江苏太仓215400

出　　处：《稀有金属材料与工程》2023年第8期2953-2964,共12页Rare Metal Materials and Engineering

摘　　要：可降解金属是完成设定功能后,在含水体环境中可分解成粉体的材料。随着非常规油气田开采技术的迭代进步,可降解金属的潜在应用包括但不限于压裂球、桥塞、球座等。本文以可降解铝合金为例,概述了可降解的含义、铝的降解原理、可降解铝在油气田开采装备中的优势;归纳了压裂工具的力学性能、降解性能、环境相容性等要求;介绍了Al-Ga-In-X、Al-Ga-Sn-X和Al-Ga-In-Sn-X(X为Mg、Cu、Zn、Ti等元素)等较为成熟的可降解铝合金体系及降解机理;总结了温度、介质类型、制备技术等影响降解性能的因素;列举了可降解金属在油气田开采装备中的应用案例。提出了目前亟需解决的产学研用合作、行业标准等问题,展望了今后的发展方向。Degradable metals decompose into powders in aqueous environment after completing the set function.With the progress of unconventional oil and gas field exploitation technique,the potential applications of degradable metals include but are not limited to fracturing balls,bridge plugs,ball seats,etc.Taking degradable aluminum alloy as an example,this paper summarizes the meaning of degradable performance,the degradation principle of aluminum,and the advantages of degradable aluminum in oil and gas field exploitation equipment.The mechanical properties,degradation properties,environmental compatibility and other requirements of downhole tools are summarized.The degradable aluminum alloy systems are introduced,such as Al-Ga-In-X,Al-Ga-Sn-X,and Al-Ga-In-Sn-X(X is Mg,Cu,Zn,Ti and other elements).The factors affecting degradation performance,such as temperature,medium and manufacture technology,are summarized.The application cases of degradable metals in oil and gas field exploitation equipment are introduced.The to-be-solved issues of industry-university-research-application cooperation and commercial standards are proposed,and the development direction in the future is forecasted.

关 键 词：铝 油气田 压裂 降解 

分 类 号：TG146.21[一般工业技术—材料科学与工程]