塔河油田三开井段井眼失稳机理分析及控制  

Analysis of the Mechanism of Hole Instability in Third Spud Section in Tahe Oilfield

作　　者：王建栋[1] 

机构地区：[1]中国石化新星公司西北分公司,新疆乌鲁木齐830011

出　　处：《石油钻探技术》2003年第1期63-64,共2页Petroleum Drilling Techniques

摘　　要：从地质、地应力、钻井液、钻井工艺4个方面分析了塔河油田三开井段井眼失稳的机理,详细介绍了控制井眼失稳的钾基聚磺钻井液和多元醇钻井液体系的作用机理、配方及现场应用效果。The mechanism of hole instability in third spud section in Tahe Oilfield are analyzed according to the geology, geologic stress, drilling fluid and drilling technology. Meanwhile, the paper introduces the mechanism, formula and field applications of using the potassium polysulfonate and polyatomic alcohol drilling fluid systems to control hole instability.

关 键 词：塔河油田 井眼失稳机理 井眼稳定 井径扩大 聚合物钻井液 多元醇 防塌钻井液 

分 类 号：TE28[石油与天然气工程—油气井工程]