Table 2 Microaerobic pretreatment of lignocellulosic biomass
From: Pretreatment methods of lignocellulosic biomass for anaerobic digestion
Conditions for feedstock | Conditions for inoculum | Pretreatment process | O2 Conc. (mL/gVS) | Digestion process/Temp (°C) | Gas yield (mL/gVS) | Improved yield (%) | Reference | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Type | TS (%) | VS (%) | Type | TS (%) | VS (%) | ||||||
Corn straw | 92.4 | 93.4 | Biogas slurry | 6.64 | 70.62 | TMP | 5 | Batch/37 | 325.7 CH4 | 16.24 | (Fu et al. 2015d) |
Corn straw | 91.9 | 89.5 | Active sludge | 2.6 | 52.7 | TMP | 0.45/day | Batch/55 | 216.8 CH4 | 16.5 | (Fu et al. 2016) |
Corn straw | 92.4 | 93.4 | Biogas slurry | 6.1 | 73.05 | Secondary TMT | 10 | Batch/37 | 380.6 CH4 | 28.4 | (Fu et al. 2015c) |
Corn straw | 91.25 | 91.8 | Biogas slurry | 1.25 | 0.75 | Micro-aerobic | 0.28/day | Batch/35 | 41.6 H2 | 43 | (Li et al. 2016) |
Sugarcane bagasse | 29.6 | 96.2 | Anaerobic sludge | 4.6 | 70.6 | TMP | 10 | Batch/37 | 229.6 CH4 | 29.28 | (Fu et al. 2015a) |