equilibrium moisture content


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equilibrium moisture content

[‚ē·kwə′lib·rē·əm ′mȯis·chər ‚kän·tent]
(physical chemistry)
The moisture content in a hydroscopic material that is being dried by contact with air at constant temperature and humidity when a definite, fixed (equilibrium) moisture content in the solid is reached.

equilibrium moisture content

The moisture content of a material that is stabilized at a given humidity and temperature.
References in periodicals archive ?
According to Figure 3, at constant values of relative humidity, the differences between equilibrium moisture content values of desorption and adsorption decrease with temperature increase, indicating that hysteresis is temperature-dependent.
Increases in the equilibrium moisture content (EMC) of such treated wood will depend on the type of chemical, level of chemical retention, and size and species of the wood (Anonymous 1999).
Figure 1 presents the differential enthalpy of sorption as a function of equilibrium moisture content.
This limit might be the equilibrium moisture content at the end of the kiln cycle; however, the limit is not known if drying is stopped before some boards approach the equilibrium moisture content.
Figure 2 shows the desorption isotherms of fresh grape pomace at the temperatures of 50, 60 and 70 [degrees]C, obtained from the experimental values of equilibrium moisture content ([X.
The experimental data of equilibrium moisture content were fitted to the mathematical models shown in the Eq.
Equilibrium moisture content of wood in outdoor locations in the United States and worldwide.
The net isosteric heat of sorption for each equilibrium moisture content was determined using the equation of Clausius-Clayperon (Iglesias & Chirife, 1976):
There exist experimental data and many isotherm models of equilibrium moisture content (EMC) as a function of temperature and relative humidity (Simpson 1973, 1980).
However, as the drying process continues toward the equilibrium moisture content, the drying representative curves are similar, differing in the time of drying.
14), which represents the behavior of the isosteric heat of sorption only as a function of equilibrium moisture content (Oliveira et al.

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