Thin-Layer Drying Characteristics and Modeling of Chinese Jujubes

Table 3

Statistical results of 10 models at different drying conditions.

Model	Drying air velocity (m/s)	Drying air temperature (°C)
		45			55			65
		𝑅^2	𝜒^2	RMSE	𝑅^2	𝜒^2	RMSE	𝑅^2	𝜒^2	RMSE
Lewis	0.5	0.999383	0.000036	0.005982	0.996556	0.000207	0.014172	0.995002	0.000303	0.016965
	1.0	0.996838	0.000192	0.013757	0.995763	0.000253	0.015644	0.982534	0.000854	0.028524
	2.0	0.993384	0.000431	0.020594	0.995183	0.000294	0.016885	0.999249	0.000042	0.006356
Page	0.5	0.999835	0.000010	0.003099	0.999336	0.000041	0.006223	0.998104	0.000121	0.010450
	1.0	0.997864	0.000132	0.011306	0.999782	0.000013	0.003547	0.992789	0.000371	0.018327
	2.0	0.998801	0.000079	0.008765	0.999893	0.000007	0.002516	0.999265	0.000043	0.006291
Modified Page	0.5	0.999835	0.000010	0.003091	0.999433	0.000036	0.005751	0.998495	0.000102	0.009311
	1.0	0.999847	0.000010	0.003024	0.999929	0.000005	0.002025	0.996819	0.000173	0.012172
	2.0	0.999355	0.000044	0.006429	0.999934	0.000004	0.001983	0.999305	0.000043	0.006116
Overhults	0.5	0.999835	0.000010	0.003099	0.999336	0.000041	0.006223	0.998104	0.000121	0.010450
	1.0	0.997864	0.000132	0.011306	0.999782	0.000013	0.003547	0.992789	0.000371	0.018327
	2.0	0.998801	0.000079	0.008756	0.999893	0.000007	0.002516	0.999265	0.000043	0.006291
Henderson and Pabis	0.5	0.999689	0.000019	0.004249	0.999068	0.000058	0.007371	0.998404	0.000102	0.009588
	1.0	0.996848	0.000195	0.013735	0.998067	0.000119	0.010567	0.986812	0.000679	0.024785
	2.0	0.995737	0.000283	0.016531	0.998223	0.000112	0.010256	0.999250	0.000044	0.006355
Logarithmic	0.5	0.999739	0.000016	0.003892	0.999441	0.000036	0.005707	0.998589	0.000096	0.009015
	1.0	0.999721	0.000018	0.004083	0.999823	0.000011	0.003196	0.993283	0.000365	0.017688
	2.0	0.999929	0.000005	0.002137	0.999703	0.000019	0.004193	0.999301	0.000043	0.006134
Two-term exponential	0.5	0.999689	0.000020	0.004249	0.999068	0.000062	0.007371	0.998404	0.000115	0.009588
	1.0	0.996848	0.000202	0.013735	0.998067	0.000128	0.010567	0.997733	0.000130	0.010276
	2.0	0.995737	0.000293	0.016531	0.998223	0.000120	0.101256	0.999304	0.000045	0.006122
Wang and Singh	0.5	0.998691	0.000079	0.008711	0.998516	0.000092	0.009304	0.996917	0.000197	0.013324
	1.0	0.995748	0.000263	0.015952	0.999753	0.000263	0.003775	0.970316	0.001528	0.037185
	2.0	0.998902	0.000073	0.008388	0.999889	0.000007	0.002565	0.995006	0.000030	0.016395
Thompson	0.5	0.999326	0.157846	0.389583	0.999528	0.045533	0.026818	0.998947	0.038918	0.187152
	1.0	0.999568	0.138582	0.366112	0.999774	0.019316	0.134424	0.994631	0.217603	0.443711
	2.0	0.999771	0.071202	0.262351	0.999367	0.057569	0.232317	0.999557	0.025016	0.151707
Weibull distribution	0.5	0.999926	0.000005	0.002076	0.999454	0.000032	0.005643	0.998643	0.000098	0.008839
	1.0	0.999939	0.000004	0.001916	0.999960	0.000003	0.001523	0.997498	0.000144	0.010796
	2.0	0.999943	0.000004	0.001911	0.999935	0.000004	0.001962	0.999306	0.000044	0.006113