Interfacial tension of hydrocarbon plus water/brine systems under high pressure

被引:179
作者
Cai, BY [1 ]
Yang, JT [1 ]
Guo, TM [1 ]
机构
[1] UNIV PETR,HIGH PRESSURE FLUID PHASE BEHAV & PROPERTY RES LA,BEIJING 100083,PEOPLES R CHINA
关键词
D O I
10.1021/je950259a
中图分类号
O414.1 [热力学];
学科分类号
摘要
Interfacial tensions of 10 normal alkane + water/brine and hydrocarbon mixture + water/brine systems were measured by using a pendent drop instrument. The temperature and pressure ranges of measurements are (25 to 80) degrees C and (1 to 300) bar, respectively. The effects of temperature, pressure, and salt content have been studied. It was found that the interfacial tension is sensitive to temperature and salt concentration but weakly dependent on pressure and salt species.
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页码:493 / 496
页数:4
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