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Applicaton of Scaling Equation to Predict the Onset of Asphaltene Precipitation
Author(s): 
Pages: 574-577
Year: Issue:  6
Journal: JOURNAL OF CHEMICAL ENGINEERING OF CHINESE UNIVERSITIES

Keyword:  标度方程沥青质沉淀量沥青质沉淀点预测;
Abstract: 研究了用标度方程预测沥青质沉淀点的可行性,并将其推广应用至高压注气体系和沉淀剂/溶剂/原油体系.结果表明,对常压正构烷烃体系和高压注气体系,标度方程可以通过较易测定的沥青质沉淀量准确预测较难测定的沥青质的沉淀点;对常压正构烷烃体系和沉淀剂/溶剂/原油体系,标度方程可通过有限正构烷烃沥青质沉淀点数据准确预测其它正构烷烃沥青质的沉淀点.
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