Grt

enthalpy of vaporization of water (J kg-H2O-1)

specific growth rate parameter (h-1) value of the specific growth rate parameter at the optimum temperature for growth (h-1) air phase density (kg-dry-air m-3) bed density (kg m-3) solid particle density (kg m-3)

Chapter 25

Also see Tables 25.1 and 25.2.

The model converts all parameters and variables to a consistent set of units.

awg

outlet gas water activity

awgin

inlet air water activity

a *

outlet gas water activity set point

aws

water activity of the solids

awso

initial water activity of the solids

Al to A4

fitting parameters of the double-Arrhenius equation (Eq. (22.1))

b

biomass concentration (kg-biomass kg-dry-solids-1)

bo

initial biomass concentration (kg-biomass kg-dry-solids-1)

bm

maximum biomass concentration (kg-biomass kg-dry-solids-1)

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