Nomenclature
aw water activity []
C energetic constant related to first layer GAB model []
CP specific heat [J kg1 K1]
k thermal conductivity [W m1 K1]
K parameter (difference of chemical potential) GAB (Eq.
(3))
M sample weight [g]
Qb st total heat of sorption [kJ mol1]
R universal gas constant, R 1⁄4 8.314 [J mol1 K1]
T absolute temperature [K]
V sample volume [cm3]
X moisture content [g/100 g] dry basis
Xm moisture content of the monolayer [g/100 g] dry basis
Xw moisture content [kg kg1] wet basis