LOW-PRESSURE ISOBARIC VAPOR-LIQUID-EQUILIBRIA OF ETHANOL WATER MIXTURES CONTAINING ELECTROLYTES

被引:17
作者
MEYER, T [1 ]
POLKA, HM [1 ]
GMEHLING, J [1 ]
机构
[1] UNIV OLDENBURG,CHAIR IND CHEM,POB 2503,W-2900 OLDENBURG,GERMANY
关键词
D O I
10.1021/je00003a023
中图分类号
O414.1 [热力学];
学科分类号
摘要
Experimental vapor-liquid equillibrium data at low pressure are presented for ethanol/water mixtures containing sodium chloride and calcium chloride at constant molalities. In addition, the results for an ethanol/water mixture saturated with sodium chloride are given. The saturation concentrations of ethanol/water mixtures at boiling temperature and 123.1 mbar are reported. The data are compared with the predicted results using an extended UNIQUAC model for electrolyte systems published by Macedo et al.
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页码:340 / 342
页数:3
相关论文
共 6 条
[1]   STATISTICAL THERMODYNAMICS OF LIQUID-MIXTURES - NEW EXPRESSION FOR EXCESS GIBBS ENERGY OF PARTLY OR COMPLETELY MISCIBLE SYSTEMS [J].
ABRAMS, DS ;
PRAUSNITZ, JM .
AICHE JOURNAL, 1975, 21 (01) :116-128
[2]   CALCULATION OF PHASE-EQUILIBRIA FOR SOLUTIONS OF STRONG ELECTROLYTES IN SOLVENT WATER MIXTURES [J].
MACEDO, EA ;
SKOVBORG, P ;
RASMUSSEN, P .
CHEMICAL ENGINEERING SCIENCE, 1990, 45 (04) :875-882
[3]   THERMODYNAMIC REPRESENTATION OF PHASE-EQUILIBRIA OF MIXED-SOLVENT ELECTROLYTE SYSTEMS [J].
MOCK, B ;
EVANS, LB ;
CHEN, CC .
AICHE JOURNAL, 1986, 32 (10) :1655-1664
[4]  
Robinson RA., 1959, ELECTROLYTE SOLUTION
[5]   EBULLIOMETERS MODIFIED FOR THE ACCURATE DETERMINATION OF VAPOR-LIQUID-EQUILIBRIUM [J].
ROGALSKI, M ;
MALANOWSKI, S .
FLUID PHASE EQUILIBRIA, 1980, 5 (1-2) :97-112
[6]   CALCULATION OF VAPOR-LIQUID-EQUILIBRIA IN MIXED-SOLVENT SALT SYSTEMS USING AN EXTENDED UNIQUAC EQUATION [J].
SANDER, B ;
FREDENSLUND, A ;
RASMUSSEN, P .
CHEMICAL ENGINEERING SCIENCE, 1986, 41 (05) :1171-1183