Correlation of Viscosities for Alkane, Aromatic and Alcohol Family at High Pressure by Modified Tait Equation

作者: Aiguo XUAN , Yuanxin WU , Changjun PENG , Peisheng MA , Cunwen WANG

DOI: 10.1016/S1004-9541(06)60084-0

关键词: ViscosityThermodynamicsAlcoholTait equationVolume (thermodynamics)ChemistryAlkaneHigh pressureEyring equation

摘要: Abstract A new model was proposed to calculate the viscosity of fluids under pressure ranging from 0.1 110MPa by improving Tait equation, in which μ liquids linked with activation volume V ≠ . The two adjustable parameters α and β applied calculating viscosities for alkane, aromatic alcohol family at high pressure. Results show that calculated values are good agreement experimental ones, average relative deviations alkanes, aromatics alcohols 0.56%, 0.31% 0.66%, respectively. Besides, errors correlated this paper were equivalent ones pure empirical obviously superior those Eyring equation.

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