Review Article
Biofuels Production from Biomass by Thermochemical Conversion Technologies
Table 4
Comparison of various biomass pyrolysis reactors based on overall performance and efficiency.
| | Pyrolyzer | Status (units) | Bio-oil yield (wt%) | Operational complexity | Particle size | Biomass variability | Scale-up | Inert gas flow rate |
| | Fixed bed | Pilot (single),
lab (multiple) | 75 | Medium | Large | High | Hard | Low | | Fluidized bed | Demo (multiple),
lab (multiple) | 75 | Medium | Small | Low | Easy | High | | Recirculating bed | Pilot (multiple), lab (multiple) | 75 | High | Medium | Low | Hard | High | | Rotating Cone | Demo (single) | 70 | Medium | Medium | High | Medium | Low | | Ablative | Pilot (single),
lab (multiple) | 75 | High | Large | High | Hard | Low | | Screw/auger reactor | Pilot (multiple), lab (multiple) | 70 | Low | Medium | High | Easy | Low | | Vacuum | Pilot (single),
lab (few) | 60 | High | Large | Medium | Hard | Low |
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