O il and Gas Technology R esearch Institute of Changqing Oilfield Company, CNPC, X i an 710021, China
摘要
注水开发油田中, 结垢是油井生产中一种比较普遍的现象, 对油井生产有很大的
影响。室内及现场生产实践发现, 油井在注水见效后的不同阶段, 其结垢成分和结垢部位各不
相同, 具有一定的特征。以长庆油田一些区块的油井生产为例, 论述了这一问题, 对类似的油
田清防垢工作有一定的借鉴作用。
Abstract
In the flood deve lopm ent of o ilfield, fou ling is un iversa l phenom enon in o il we ll production, w hich affects o il w ell production strong ly. In - house study and field production practice d iscove r that fou ling ingredient and fou ling po sition are d ifferent in different m om ent after o il we ll e ffectiv e response fo r w ater flood, po ssessing defin ite character istics. Th is paper d iscusses this problem taking the case of som e p laces in Changqing oilfie ld, which prov ides defin ite re ference for sim ilar c lea ring and preven ting fou ling.
关键词:
注水开发;
地层水;
含盐量;
结垢;
配伍性;
Keywords:
F lood dev elopment, Fo rma tion w ater, Sa lin ity, Fouling, Com patibility.;