Research Article
Modeling of Oxidation Process of Coal Tar Pitch in Rotating Kilns
Table 3
Summary of relevant parameters of simulations.
| Description | Parameters |
| Particle diameter, ds (mm) | 1.0 | Particle density, ρs (kg/m3) | 1435 | Particle viscosity, μs (Pa·s) | 0.18 | Particle thermal conductivity, λs (W/m·K) | 2000 | Inventory of particles, Gb (kg) | 8 | Air flow rate, Va (Nm3/h) | 10, 25, 37.5, 50, 62.5 | Air temperature, Ta (°C) | 25 | Rotational speed of kiln, ω (rpm) | 0.33, 0.95, 1.43, 1.91, 2.39 | Heat flux, hw (W/m2) | 150 | Temperature of rotary kiln, Tb (°C) | 200~300 |
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