TABLE 9.
The effect of carrier gas on the product yield and the condensed product composition (Abbas-Abadi et al., 2014).
| Fluidizing gas | Molar mass | Yield of non-condensable product (%) | Yield of condensed product (%) | Olefins (%) | Coke yield (%) | Naphthenes (%) | Paraffins (%) | Olefins/paraffin ratio | Aromatics |
|---|---|---|---|---|---|---|---|---|---|
| Ar | 37 | 9.8 | 84.8 | 45.21 | 5.4 | 21.93 | 25.27 | 0.66 | 7.59 |
| Propylene | 42 | 9.7 | 87.8 | 42.36 | 2.5 | 20.92 | 31.85 | 1.33 | 4.87 |
| Ethylene | 28 | 5.1 | 93.8 | 41.76 | 1.1 | 19.75 | 34.76 | 1.2 | 3.73 |
| N2 | 28 | 4.1 | 92.3 | 44.63 | 3.6 | 17.23 | 32.87 | 1.36 | 5.27 |
| He | 4 | 3.2 | 94.7 | 43.32 | 2.1 | 19.29 | 33.41 | 1.3 | 3.98 |
| H2 | 2 | 3 | 96.7 | 30.86 | 0.3 | 20.54 | 46.53 | 0.66 | 2.07 |