chestnut starch/carrageenan; DR, drying rate; CR, constant-rate drying periods; FR 1 , first falling-rate drying periods; FR 2 , second fallingrate drying periods; D eff , effective diffusion coefficient; D eff1 , effective diffusion coefficient in the first falling-rate period; D eff2 , Effective diffusion coefficient in the second falling-rate period, M cr , critical moisture content; DR c , drying rate at constant-rate period; k c , mass transfer coefficient; h c , heat transfer coefficient; AW-S, water with strong hydrogen bond; AW-M, water with moderately hydrogen bond; FW, free water with monomeric non-hydrogen bond; E a , activation energy