Table 2.

Coefficient of estimated model fitting of FD and different IRAFD trials for dried strawberry

Model	Method	a	k (min−1)	Deff × 10–6 (m2/min)	N	R2
Exponential model $MR=exp(-k·t)$	FD		0.00376			0.971
	IRAFD-1.6 kW/m2 at 60% WR		0.00370			0.915
	IRAFD-1.6 kW/m2 at 40% WR		0.00445			0.869
	IRAFD-1.6 kW/m2 at 20% WR		0.00621			0.874
	Continuous IRAFD-1.6 kW/m2		0.00997			0.962
Page model $MR=exp(-k·t^N)$	FD		0.00075		1.281	0.992
	IRAFD-1.6 kW/m2 at 60% WR		0.00030		1.451	0.959
	IRAFD-1.6 kW/m2 at 40% WR		0.00004		1.872	0.969
	IRAFD-1.6 kW/m2 at 20% WR		0.00003		2.058	0.994
	Continuous IRAFD-1.6 kW/m2		0.00141		1.409	0.997
Henderson and Pabis model $MR=a·exp(-k·t)$	FD	1.087	0.00409			0.979
	IRAFD-1.6 kW/m2 at 60% WR	1.100	0.00412			0.928
	IRAFD-1.6 kW/m2 at 40% WR	1.174	0.00528			0.901
	IRAFD-1.6 kW/m2 at 20% WR	1.241	0.00764			0.921
	Continuous IRAFD-1.6 kW/m2	1.146	0.01132			0.978
The simplified diffusion model $MR=\left(8/{\pi }^2\right)exp\left[(-{\pi }^2/L^2)·D·t\right]$	FD			0.008		0.893
	IRAFD-1.6 kW/m2 at 60% WR			0.007		0.807
	IRAFD-1.6 kW/m2 at 40% WR			0.009		0.752
	IRAFD-1.6 kW/m2 at 20% WR			0.013		0.761
	Continuous IRAFD-1.6 kW/m2			0.021		0.884