Table 2 Distribution of gaseous products.
From: Catalytic hydrothermal pyrolysis behaviors of oil shale under restrained conditions
Gases | No catalyst | 0.08 mol/L FeCl3 | ||||||
|---|---|---|---|---|---|---|---|---|
0 cm | 0.15 cm | 0.30 cm | 0.90 cm | 0 cm | 0.15 cm | 0.30 cm | 0.90 cm | |
Carbon dioxide | 69.90 | 67.18 | 72.78 | 69.06 | 57.61 | 60.76 | 72.09 | 77.32 |
Hydrogen sulfide | 3.27 | 2.59 | 3.82 | 4.84 | 0.00 | 0.42 | 0.00 | 1.36 |
Hydrogen | 12.49 | 14.61 | 10.61 | 13.22 | 31.55 | 28.50 | 16.61 | 9.91 |
Methane | 7.63 | 8.40 | 6.93 | 7.02 | 5.78 | 5.49 | 6.24 | 6.37 |
Ethane | 3.16 | 3.46 | 2.80 | 2.74 | 2.40 | 2.28 | 2.57 | 2.59 |
Propane | 1.66 | 1.77 | 1.35 | 1.26 | 1.25 | 1.17 | 1.13 | 1.13 |
iso-Butane | 0.23 | 0.24 | 0.17 | 0.17 | 0.21 | 0.20 | 0.17 | 0.14 |
n-Butane | 0.52 | 0.55 | 0.42 | 0.42 | 0.37 | 0.34 | 0.31 | 0.30 |
iso-Pentane | 0.08 | 0.08 | 0.06 | 0.06 | 0.08 | 0.08 | 0.06 | 0.05 |
n-Pentane | 0.19 | 0.19 | 0.16 | 0.16 | 0.12 | 0.11 | 0.08 | 0.08 |
Ethylene | 0.14 | 0.17 | 0.17 | 0.23 | 0.11 | 0.11 | 0.16 | 0.15 |
Propylene | 0.32 | 0.37 | 0.34 | 0.37 | 0.23 | 0.27 | 0.29 | 0.29 |
1-Butene | 0.06 | 0.07 | 0.06 | 0.08 | 0.03 | 0.03 | 0.03 | 0.04 |
iso-Butene | 0.03 | 0.03 | 0.03 | 0.04 | 0.03 | 0.03 | 0.04 | 0.04 |
∑C1–C5 | 14.34 | 15.63 | 12.79 | 12.88 | 10.85 | 10.32 | 11.30 | 11.40 |