Product distribution of VR cracking on hydrothermally treated catalysts.150 Used with permission from ref. 150. Copyright © 2014, Elsevier.
| Test no. | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
| Catalyst | FCC-800a | BFC-800b | BFC-850 | BFC-800 | BFC-850 |
| Temp (°C) | 503 | 500 | 499 | 499 | 497 |
| Catalyst/oil ratio | 6.3 | 6.3 | 6.3 | 4.2 | 4.2 |
| Gas yield (wt%) | 10.3 | 19.4 | 11.2 | 13.4 | 7.3 |
| Liquid yield (wt%) | 82.4 | 71.0 | 79.1 | 78.2 | 84.0 |
| Coke yield (wt%) | 7.3 | 9.6 | 9.7 | 8.4 | 8.7 |
| Dry gas (vol%) | 36.0 | 32.0 | 38.0 | 31.2 | 42.9 |
| Conversion (%) | 98.7 | 100.0 | 100.0 | 99.0 | 94.9 |
| Distillation distribution of liquid | |||||
| Gasoline (wt%) | 38.5 | 58.4 | 43.8 | 55.4 | 29.8 |
| Diesel (wt%) | 42.3 | 38.0 | 43.9 | 33.3 | 34.7 |
| VGO (wt%) | 17.6 | 3.5 | 12.3 | 10.0 | 29.5 |
| Heavy oil (wt%) | 1.6 | 0.0 | 0.0 | 1.3 | 6.0 |
a
FCC-T: FCC catalysts by hydrothermal treatment at T °C.
b
BFC-T: BFC catalysts (author's self-made bifunctional catalysts) by hydrothermal treatment at T °C.