Activation energy and thermodynamic parameters during the pyrolysis process of MIW under the heating rate of 30 °C min−1.
α | DAE method | Starink method | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E α, kJ mol−1 | A α , min−1 | k, min−1 | ΔHα, kJ mol−1 | Energy barrier, kJ mol−1 | ΔGα, kJ mol−1 | ΔSα, J mol−1 K−1 | E α, kJ mol−1 | A α , min−1 | k, min−1 | ΔHα, kJ mol−1 | Energy barrier, kJ mol−1 | ΔGα, kJ mol−1 | ΔSα, J mol−1 K−1 | |
0.05 | 149.54 | 8.8 × 1012 | 0.05 | 144.98 | 4.56 | 151.43 | −10.57 | 150.33 | 1.0 × 1013 | 0.05 | 145.77 | 4.56 | 151.40 | −9.23 |
0.1 | 143.03 | 2.3 × 1012 | 0.15 | 138.32 | 4.71 | 151.66 | −21.83 | 143.84 | 2.8 × 1012 | 0.15 | 139.13 | 4.71 | 151.63 | −20.45 |
0.15 | 145.43 | 3.8 × 1012 | 0.25 | 140.64 | 4.79 | 151.57 | −17.90 | 146.25 | 4.5 × 1012 | 0.25 | 141.46 | 4.79 | 151.54 | −16.51 |
0.2 | 144.20 | 3.0 × 1012 | 0.38 | 139.34 | 4.86 | 151.62 | −20.09 | 145.04 | 3.5 × 1012 | 0.38 | 140.18 | 4.86 | 151.59 | −18.66 |
0.25 | 153.03 | 1.8 × 1013 | 0.56 | 148.11 | 4.92 | 151.31 | −5.25 | 153.88 | 2.1 × 1013 | 0.56 | 148.96 | 4.92 | 151.29 | −3.81 |
0.3 | 160.68 | 8.5 × 1013 | 0.83 | 155.70 | 4.98 | 151.07 | 7.58 | 161.53 | 1.0 × 1014 | 0.83 | 156.55 | 4.98 | 151.04 | 9.02 |
0.35 | 168.79 | 4.4 × 1014 | 1.26 | 163.75 | 5.04 | 150.82 | 21.17 | 169.65 | 5.2 × 1014 | 1.27 | 164.61 | 5.04 | 150.79 | 22.62 |
0.4 | 175.59 | 1.7 × 1015 | 1.72 | 170.51 | 5.08 | 150.62 | 32.56 | 176.46 | 2.1 × 1015 | 1.73 | 171.38 | 5.08 | 150.59 | 34.02 |
0.45 | 170.17 | 5.8 × 1014 | 2.28 | 165.04 | 5.13 | 150.77 | 23.35 | 171.05 | 7.0 × 1014 | 2.30 | 165.92 | 5.13 | 150.75 | 24.83 |
0.5 | 160.78 | 8.7 × 1013 | 2.88 | 155.60 | 5.18 | 151.06 | 7.42 | 161.68 | 1.0 × 1014 | 2.91 | 156.50 | 5.18 | 151.03 | 8.94 |
0.55 | 151.72 | 1.4 × 1013 | 3.96 | 146.47 | 5.25 | 151.36 | −8.01 | 152.64 | 1.7 × 1013 | 4.01 | 147.39 | 5.25 | 151.33 | −6.45 |
0.6 | 144.99 | 3.5 × 1012 | 6.05 | 139.64 | 5.35 | 151.59 | −19.56 | 145.93 | 4.2 × 1012 | 6.15 | 140.58 | 5.35 | 151.56 | −17.97 |
0.65 | 143.03 | 2.3 × 1012 | 9.95 | 137.57 | 5.46 | 151.66 | −23.06 | 144.00 | 2.8 × 1012 | 10.15 | 138.54 | 5.46 | 151.63 | −21.42 |
0.7 | 157.04 | 4.0 × 1013 | 24.32 | 151.46 | 5.58 | 151.18 | 0.45 | 158.02 | 4.9 × 1013 | 24.90 | 152.44 | 5.58 | 151.15 | 2.11 |