Range of main reaction parameters for different types of pyrolysis processes.2–4
| Pyrolysis type . | Residence time . | Heating rate . | Temperature (°C) . | Major products . |
|---|---|---|---|---|
| Slow pyrolysis | Hours–days | Very low | 300–500 | Charcoal |
| Conventional pyrolysis | 5–30 min | Medium | 400–600 | Char, liquids, syngas |
| 5–30 min | Medium | 700–900 | Char, syngas | |
| Fast pyrolysis | 0.1–2 s | High | 400–650 | Liquids |
| <1 s | High | 650–900 | Liquids, syngas | |
| <1 s | Very high | 1000–3000 | Syngas |
| Pyrolysis type . | Residence time . | Heating rate . | Temperature (°C) . | Major products . |
|---|---|---|---|---|
| Slow pyrolysis | Hours–days | Very low | 300–500 | Charcoal |
| Conventional pyrolysis | 5–30 min | Medium | 400–600 | Char, liquids, syngas |
| 5–30 min | Medium | 700–900 | Char, syngas | |
| Fast pyrolysis | 0.1–2 s | High | 400–650 | Liquids |
| <1 s | High | 650–900 | Liquids, syngas | |
| <1 s | Very high | 1000–3000 | Syngas |