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Scaling Factors and Scale Composition in Water Flooding and Gathering Pipelines in Qinghai Oilfield
Author(s): LUO Qing-jin, YANG Liu-an, SHU Fu-Chang, SHE Yue-hui, ZHANG Wen-bin, ZHOU Jian-hua, XU Hong
Pages: 34-
36
Year: 2005
Issue:
1
Journal: JOURNAL OF YANGTZE UNIVERSITY(NATURAL SCIENCE EDITION)
Keyword: 青海尕斯油田; 跃进二号油田; 成垢因素; 硫酸钡; 硫酸锶; 结垢;
Abstract: 通过对青海尕斯油田、跃进2号油田矿物组成和流体性质及油藏条件等进行分析,表明这两个油田管线极易产生硫酸钡锶垢.采用离子发射光谱(ICP-AES)和X-射线衍射方法(XRD)分析垢组成及面分布图获得垢矿物成分和细微形貌,表明尕斯E13、跃进2号油田管线垢样主要成分为硫酸钡和硫酸锶垢,并且它们是伴生的(约占60%),其余成分为碳酸钙和碳酸亚铁.
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