基于生物反相乳化的油井防腐阻垢技术
Oil-Gasfield Surface Engineering(2011)
Abstract
从微生物驱油中得到启示,应用伊枯草菌素A、地衣芽孢杆菌素、芬荠素及表面活性素等生物表面活性剂,与β -胡萝卜素、维生素C及亚硝酸钠等复配得到一种生物反相乳化剂.该乳化剂能使含水90%的原油形成W/O型乳状液.高含水原油从水相与管杆接触转化为油相接触,起到了防腐阻垢的作用.其主要性能指标:浅黄色液体;25 ℃时密度为1.15~1.20 kg/L,0.01%的水溶液与90%的含水原油形成的W/O型乳状液的稳定性保持在2~3 h.
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