Table 2. Coefficient and statistical of estimated model fitting of FD and different IRAFD trials for dried Protaetia brevitarsis larva

Model	Method	k (min−1)	Deff×10−10 (m2/s)	N	R2
Exponential model	FD	0.0008			0.9555
MR=exp(−k·t)	Continuous IRAFD-5.0 kW/m2	0.0262			0.9635
	IRAFD-5.0 kW/m2 at 10% WR	0.0040			0.9101
	IRAFD-5.0 kW/m2 at 20% WR	0.0019			0.8692
	IRAFD-5.0 kW/m2 at 30% WR	0.0016			0.8628
Page model	FD	0.000042		1.4140	0.9914
MR=exp(−k·tN)	Continuous IRAFD-5.0 kW/m2	0.007032		1.3581	0.9759
	IRAFD-5.0 kW/m2 at 10% WR	0.000049		1.7837	0.9824
	IRAFD-5.0 kW/m2 at 20% WR	0.00000012		2.2262	0.9902
	IRAFD-5.0 kW/m2 at 30% WR	0.00000087		2.1513	0.9847
The simplified diffusion model	FD		1.00		0.8402
MR=(8/π2)exp[(−π2/L2)·D·t]	Continuous IRAFD-5.0 kW/m2		18.87		0.6964
	IRAFD-5.0 kW/m2 at 10% WR		5.13		0.7667
	IRAFD-5.0 kW/m2 at 20% WR		2.90		0.7971
	IRAFD-5.0 kW/m2 at 30% WR		2.41		0.8114

FD, freeze-drying; IRAFD, infrared assisted freeze-drying; WR, weight reduction.