Table 1. Effect of Different Temperature Control Intervals on Tar Yield.
| temperature (°C) | total oil and water (g) | water quality (g) | tar quality (g) | semichar output (g) |
|---|---|---|---|---|
| 450 | 4.231 | 4.050 | 0.181 | 13.110 |
| 550 | 4.178 | 3.700 | 0.478 | 12.440 |
| 650 | 4.282 | 2.750 | 1.532 | 11.720 |