Modeling and Design of a Solar Rotary Dryer Bench Test for Phosphate Sludge

Table 2

Input parameters for model validation [41].

Parameter	Value	Unit
Length	25	m
Internal diameter	2.5	m
Rotation speed of the dryer	10	spin/min
Inlet gas flow	47.22	kg/s
Inlet gas humidity	0.01	kg water/kg dry air
Inlet gas temperature	900	°C
Inlet product flow	100	kg/s
Inlet product moisture	16	%
Inlet product temperature	20	°C