Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach
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Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach
Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach
中国化学工程学报(英文版)2010年18卷第3期 页码:362-371
Affiliations:
1. School of Chemical Engineering, Northwest University,Xi'an,China,710069
2. Chemical Engineering Research Center of the Ministry of Education for Advanced Use Technology of Shanbei Energy,Xi'an,China,710069
Author bio:
Funds:
Supported by the National Natural Science Foundation of China(20776118);Science&Technology Bureau of Xi'an[CXY09019(1)];Innovation Foundation for Graduated Student of Northwest University(08YJC21);Shaanxi Research Centerof Engineering Technology for Clean Coal Conversion(2008ZDGC-13)
宋一鸣, 宋金荣, 龚明, 等. Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach[J]. 中国化学工程学报(英文版), 2010,18(3):362-371.
SONG Yiming, SONG Jinrong, GONG Ming, CAO Bin, YANG Yanhong, MA Xiaoxun. Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach[J]. , 2010, 18(3): 362-371.
宋一鸣, 宋金荣, 龚明, 等. Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach[J]. 中国化学工程学报(英文版), 2010,18(3):362-371.DOI: 10.1016/S1004-9541(10)60232-7.
SONG Yiming, SONG Jinrong, GONG Ming, CAO Bin, YANG Yanhong, MA Xiaoxun. Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach[J]. , 2010, 18(3): 362-371.DOI: 10.1016/S1004-9541(10)60232-7.
Modeling of Mass Transfer in Nonideal Multicomponent Mixture with Maxwell-Stefan Approach
The Intalox metal tower packing was used to simulate an industrial relevant extractive distillation column for purifying azeotropic multicomponent mixture.In order to explain the inconsistencies in the modeling of transfer process in nonideal multicomponent distillation column
a method was developed with equilibrium stage models(EQ)and non-equilibrium model(NEQ)incorporated with Maxwell-Stefan diffusion equations in the framework of AspenONE simulator.Dortmund Modified UNIFAC(UNIFAC-DMD)thermodynamic model was employed to estimate activity coefficients.In addition
to understand the reason for the diffusion against driving force and the different results by EQ and NEQ models
explicit investigations were made on diffusion coefficients
component Murphree efficiency and mass transfer coefficients.The results provide valuable information for basic design and applications associated with extractive distillation.
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