3.3.6 The screw torrefaction reactor
The commercial scale of screw torrefaction reactor is developed by BioLake B.V. in 2010s with production capacity of 5,000-10,000 tons/year, and FoxCoal B.V. in 2012s with production capacity of 35,000 tons/year [4]. The plant layout of this reactor was shown in Figure 15.