氯化钠复配体系对注入系统常用设备材质的腐蚀影响  

Corrosion Effect of Sodium Chloride Mixed System on Common Equipment Material used in Injection

作　　者：李金玲[1] 翁惠芳 王超[2] 陈雯雯[1] Li Jinling;Weng Huifang;Wang Chao;Chen Wenwen

机构地区：[1]大庆油田有限责任公司第四采油厂,163511 [2]大庆油田工程有限公司

出　　处：《石油规划设计》2020年第1期13-17,21,60,共7页Petroleum Planning & Engineering

摘　　要：针对NaCl三元复合驱复配介质发生变化后,是否导致对地面输送系统管道及设备腐蚀性增强,而在用设备和管道材质是否能够抵抗腐蚀继续使用,大庆油田开展NaCl复配体系对注入系统常用设备的腐蚀影响研究,通过不同复配液与不同钢材的室内动态腐蚀模拟试验,在分析各自动电位极化曲线的基础上,给出了试验结论,为注入系统设备材质的合理选择提供了技术支持。The research on sodium chloride mixed system conducted in Daqing oil field for the purposes of equipment and pipe material corrosion affected and corrosion resistance of in-use materials in injection system.Based on indoor dynamic corrosion simulation tests of different compound liquids and various steel materials,and the analysis of automatic potential polarization curves,the technical supports were provided to choose reasonable equipment and pipe materials for injection system.

关 键 词：NACL 三元复合驱 注入系统 腐蚀 设备材质 

分 类 号：TE49[石油与天然气工程—油气田开发工程]