Investigation of Solar Drying of Ginger (Zingiber officinale): Emprical Modelling, Drying Characteristics, and Quality Study

Table 2

Statistical results and model coefficients obtained from selected thin layer drying models for solar cabinet drying of ginger.

Model number	Model	Model coefficients and constants	𝑅^2	RMSE	𝜒^2	ε (%)
1	Newton	k = 0.0039	0.9269	1.008	0.0106	11.4
2	Page	k = 0.0074; n = 1.675	0.9823	0.0538	0.003	1.78
3	Henderson and Pabis	k = 0.0047; a = 1.305	0.9638	0.014	0.0049	5.27
4	Wang and Singh	a = −0.0025; b = 1 × 10^−6	0.946	0.0731	0.0058	6.83
5	Modified Page model	k = 0.0034; n = 1.675	0.9753	0.055	0.0034	3.47