Table 2 Comparison of the lab-scale ‘best’ performing SSCF and accordingly designed demo-scale SSCF

Total weight

1252 g

5481/5583 kg^a

WIS loading (% w/w)

21.9/21.5^a

Pre-treatment liquor

178/196 kg^a

Operating time

120 h

96 h

Cells added at

0, 24, 48,72 and 96 h

0, 12, 24, 48 and 72 h

Solids added at

0, 4, 12, 24, 48, 72 and 96 h

0, 4, 12, 24, 48 and 72 h