Preliminary Research on Intelligent Baking Room Dehydration and Drying Technology for Rice Sterile Seeds

Table 1

Main technical parameters of various drying machinery drying sterile line seeds.

Project	Cross flow circulation vertical model 120	Mixed circulation vertical type 15	Static horizontal (580CG)	Mixed flow static chamber (14TP)
Capacity (t)	3.0–8.0	5.0–8.0	1.5–3.5	2.5–7.5
Drying time (h)	55 ± 5	35 ± 5	22 ± 2	20 ± 2
Drying air temperature (°C)	42 ± 2	43 ± 2	40 ± 2	55 ± 2
Dehydration rate (%.h^−1)	0.3 ± 0.05	0.55 + 0.05	0.8 ± 0.1	0.9 ± 01
Heat source	Diesel	Coal, biomass, and electricity	Diesel fuel	Coal, biomass
Drying cost (yuan.kg^−1)	0.35–0.40	0.08–0.09	0.25–0.28	0.09–0.10
Damage particle rate (%)	3.87	2.25	0.86	0.61
Advantages	Stable air temperature and convenient feeding and discharging	Convenient feeding and discharging	Low damage and less dust	Low damage, less ash, and convenient feeding and discharging
Disadvantages	Damaged, dusty, and costly	Dusty	Uneven manual feeding and discharging and dehydration