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Predictive method for tempreture coefficient of ultrasonic velocity in mixtures made up of multi-kinds organic liquid
Author(s): 
Pages: 112-114
Year: Issue:  3
Journal: TECHNICAL ACOUSTICS

Keyword:  声速温度系数多元有机混合液声速特性预测理论;
Abstract: 根据Jacobson理论及液体声速与分子自由程的关系,导出了多元有机混合液体声速与各组分声速之间的关系;推导出多元有机混合液体声速温度特性的预测公式,并根据组成多元有机混合液各组分特性参量(摩尔分数、密度、自由程、等压膨胀系数等),利用文中给出的多元有机混合液声速的温度特性预测公式,对由丙酮、四氯化碳、苯、甲醇组成的三元系、四元系有机混合液体的声速温度特性进行了理论值的预测,理论预测结果与实验测量结果符合较好.
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