Approximation equations for describing the sorption equilibrium between water vapor and a CaCl2-in-Silica gel composite sorbent

被引:0
|
作者
Tokarev, MM
Okunev, BN
Safonov, MS
Kheifets, LI
Aristov, YI
机构
[1] Russian Acad Sci, Boreskov Inst Catalysis, Novosibirsk 630090, Russia
[2] Moscow MV Lomonosov State Univ, Fac Chem, Moscow 119899, Russia
来源
RUSSIAN JOURNAL OF PHYSICAL CHEMISTRY | 2005年 / 79卷 / 09期
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中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The Polanyi potential Delta F = -RTln(p/p(s)) was demonstrated to adequately describe the sorption equilibrium between water vapor and a CaCl2-in-silica gel composite sorbent. Approximation formulas for calculating the dependence of the value of adsorption of water on Delta F and the dependence of heat of sorption on the adsorption value were derived. A comparison of experimental and theoretical data for a temperature-independent curve and sorption isobars was performed.
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页码:1490 / 1493
页数:4
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