[Retracted] Kinetics of Sludge Superheated Steam Drying and Optimization of Process Parameters

Table 5

Fitting results of drying stage of sludge superheated steam drying under different steam temperature.

Model name	Steam temperature (°C)
	180			195			220			260
	R^2	χ^2 ×10^−4	RMSE	R^2	χ^2 ×10^−4	RMSE	R^2	χ^2 ×10^−4	RMSE	R^2	χ^2 ×10^−4	RMSE
Page	0.99747	1.88788	0.01374	0.99741	1.9574	0.01399	0.9963	2.79374	0.01671	0.99789	1.61345	0.0127
Henderson and Pabis	0.97997	15	0.03868	0.9831	12.8	0.03571	0.98502	11.3	0.03365	0.98348	12.6	0.03554
Overhults	0.99748	1.88601	0.01373	0.99741	1.95719	0.01399	0.99631	2.79064	0.01671	0.9979	1.60664	0.01268
Logarithmic	0.99957	0.326	0.00571	0.9997	0.22827	0.00478	0.99973	0.20705	0.00455	0.99924	0.58268	0.00455
Wis	0.85204	110.1	0.10492	0.883	87.9	0.09376	0.85785	106.8	0.10336	0.8697	9.9	0.09949
Two-term model	0.99435	4.22113	0.02055	0.99582	3.15441	0.01776	0.99642	2.70611	0.01645	0.99683	2.42628	0.01558