立方扰动硬链状态方程GE混合规则及其应用The Development and Application of GE Mixing Rule for CSPHC Equation of State
孙长宇,王利生
摘要(Abstract)：
扩展了立方扰动硬链(CSPHC)状态方程在天然气工业中通常遇到物质的纯组分参数, 并建立了纯组分参数的普遍化关联式; 将过量Gibbs自由能混合规则引入CSPHC状态方程, 以应用于高度非对称体系与极性体系相平衡性质计算。结合MPHC活度系数模型及Wilson 活度系数模型, 对13组二元体系的汽液平衡性质获得较满意的结果。
关键词(KeyWords)： 状态方程;混合规则;活度系数;汽液平衡;普遍化
基金项目(Foundation):
作者(Author): 孙长宇,王利生
参考文献(References)：
- [1]WangL S,GuoT M.A cubic simplified perturbed hard-chain equation of state for fluids with chainlike molecules[J].CanJ ChemEng,1993,71(4):591-604.
- [2]HuronM J,VidalJ.New mixing rules in simple equations of state for representing vapour-liquid equilibria of strongly non-ideal mixtures[J].FluidPhaseEquilibria,1979,3(4):255-271.
- [3]YANG Tao(杨涛),YAN Wei(阎炜),CHEN Guang-jin(陈光进),GUO Tian-min(郭天民)。ModifiedKumar-Starling equation of state withWong-Sandler type mixing rules(Wong-Sandler新型混合规则应用于MKS状态方程)[J].J ChemEng ofChineseUniv(高校化学工程学报),1997,11(1):8-14.
- [4]SoaveG.Equilibrium constants from a modifiedRedlich-Kwong equation of state[J].ChemEngSci,1972,27(6):1197-1203.
- [5]VargaftikN B.Tables on theThermophysicalProperties ofLiquids andGases inNormal andDissociatedStates[M].Washington:HemispherePublishingCorporation,1975.
- [6]LU Huan-zhang(卢焕章等).Handbook ofDataBase forPetroleum andChemicalIndustry(石油化工基础数据手册)[M],Baijing(北京):ChemicalIndustryPress(化学工业出版社),1982.
- [7]MA Pei-sheng(马沛生等).Handbook ofDataBase forPetroleum andChemicalIndustry:Sequel(石油化工基础数据手册续编)[M].Beijing(北京):ChemicalIndustryPress(化学工业出版社),1993.
- [8]WANG Li-sheng(王利生),GUO Tian-min(郭天民).Correlation of liquid-liquid phase equilibrium for hydrocarbon-water systems based onMPHC activity coefficients model(基于MPHC活度系数模型关联烃-水体系液-液平衡)[J].ChemEng(China)(化学工程),1996,24(6):59-68.
- [9]GmehlingJ,RareyJ,MenkeJ,FischerK.Manual of theDortmundDataBankSoftwarePackage(DDBSP)DDBST GmbH [M].Oldenburg,Germany:1996.