Research Article
CFD Analysis of Pressure Losses and Deposition Velocities in Horizontal Annuli
| | Controlled variables | CFD results | | Reynolds number (Re = dH) | Rotational speed (rpm) | Eccentricity (%) | Particle input concentration (%) | Particle size (mm) | Pressure gradient (Pa/m) | Maximum bed concentration near bottom wall (%) |
| | 40000 | Stationary | Concentric | 5 | 0.05 | 766.966 | 58.12 | | 70000 | Stationary | Concentric | 5 | 0.05 | 848.724 | 22.09 | | 100000 | Stationary | Concentric | 5 | 0.05 | 1120.29 | 12.38 | | 200000 | Stationary | Concentric | 5 | 0.05 | 3126.42 | 7.49 | | 40000 | Stationary | Concentric | 20 | 0.05 | 767.134 | 58.14 | | 70000 | Stationary | Concentric | 20 | 0.05 | 848.557 | 22.04 | | 100000 | Stationary | Concentric | 20 | 0.05 | 1120.29 | 12.36 | | 200000 | Stationary | Concentric | 20 | 0.05 | 3118.21 | 7.47 | | 40000 | Stationary | Concentric | 5 | 0.1 | 767.674 | 58 | | 70000 | Stationary | Concentric | 5 | 0.1 | 837.6 | 42.1 | | 100000 | Stationary | Concentric | 5 | 0.1 | 1112.26 | 25.91 | | 200000 | Stationary | Concentric | 5 | 0.1 | 3120.31 | 10.15 | | 40000 | Stationary | Concentric | 20 | 0.1 | 761.902 | 52.73 | | 70000 | Stationary | Concentric | 20 | 0.1 | 837.166 | 42.15 | | 100000 | Stationary | Concentric | 20 | 0.1 | 1111.41 | 26.02 | | 200000 | Stationary | Concentric | 20 | 0.1 | 3129.55 | 10.16 | | 40000 | Stationary | Concentric | 5 | 0.005 | 759.968 | 5.27 | | 70000 | Stationary | Concentric | 5 | 0.005 | 848.862 | 5.14 | | 100000 | Stationary | Concentric | 5 | 0.005 | 1121.32 | 5.1 | | 200000 | Stationary | Concentric | 5 | 0.005 | 3143.08 | 5.06 | | 40000 | Stationary | Concentric | 20 | 0.005 | 759.924 | 5.27 | | 70000 | Stationary | Concentric | 20 | 0.005 | 848.871 | 5.14 | | 100000 | Stationary | Concentric | 20 | 0.005 | 1121.6 | 5.1 | | 200000 | Stationary | Concentric | 20 | 0.005 | 3119.51 | 5.06 | | 40000 | 150 | Concentric | 5 | 0.05 | 812.232 | 57.79 | | 70000 | 150 | Concentric | 5 | 0.05 | 888.334 | 21.84 | | 100000 | 150 | Concentric | 5 | 0.05 | 1162.98 | 12.33 | | 200000 | 150 | Concentric | 5 | 0.05 | 3151.97 | 7.48 | | 40000 | 150 | Concentric | 20 | 0.05 | 812.265 | 57.74 | | 70000 | 150 | Concentric | 20 | 0.05 | 888.189 | 21.65 | | 100000 | 150 | Concentric | 20 | 0.05 | 1162.52 | 12.32 | | 200000 | 150 | Concentric | 20 | 0.05 | 3151.46 | 7.47 | | 40000 | 150 | Concentric | 5 | 0.1 | 808.946 | 53.66 | | 70000 | 150 | Concentric | 5 | 0.1 | 886.414 | 41.42 | | 100000 | 150 | Concentric | 5 | 0.1 | 1155.53 | 25.81 | | 200000 | 150 | Concentric | 5 | 0.1 | 3160.58 | 10.17 | | 40000 | 150 | Concentric | 20 | 0.1 | 810.85 | 51.43 | | 70000 | 150 | Concentric | 20 | 0.1 | 886.051 | 41.47 | | 100000 | 150 | Concentric | 20 | 0.1 | 1156.06 | 25.85 | | 200000 | 150 | Concentric | 20 | 0.1 | 3149.8 | 10.16 | | 40000 | 150 | Concentric | 5 | 0.005 | 799.978 | 5.27 | | 70000 | 150 | Concentric | 5 | 0.005 | 882.585 | 5.14 | | 100000 | 150 | Concentric | 5 | 0.005 | 1162.34 | 5.1 | | 200000 | 150 | Concentric | 5 | 0.005 | 3166.04 | 5.06 | | 40000 | 150 | Concentric | 20 | 0.005 | 799.909 | 5.27 | | 70000 | 150 | Concentric | 20 | 0.005 | 882.953 | 5.14 | | 100000 | 150 | Concentric | 20 | 0.005 | 1162.38 | 5.1 | | 200000 | 150 | Concentric | 20 | 0.005 | 3146.69 | 5.06 | | 85000 | Stationary | 50 | 5 | 0.05 | 1042.12 | 33.71 | | 100000 | Stationary | 50 | 5 | 0.05 | 1198.23 | 26.03 | | 200000 | Stationary | 50 | 5 | 0.05 | 3255.59 | 9.96 | | 300000 | Stationary | 50 | 5 | 0.05 | 6848.14 | 7.76 | | 85000 | Stationary | 50 | 20 | 0.05 | 1055.6 | 33.46 | | 100000 | Stationary | 50 | 20 | 0.05 | 1206.28 | 24.9 | | 200000 | Stationary | 50 | 20 | 0.05 | 3278.31 | 9.9 | | 300000 | Stationary | 50 | 20 | 0.05 | 6693.65 | 7.78 | | 85000 | Stationary | 50 | 5 | 0.1 | 1011.03 | 26.39 | | 100000 | Stationary | 50 | 5 | 0.1 | 1263.45 | 23.56 | | 200000 | Stationary | 50 | 5 | 0.1 | 3170.89 | 9.91 | | 300000 | Stationary | 50 | 5 | 0.1 | 6479.87 | 6.83 | | 85000 | Stationary | 50 | 20 | 0.1 | 1016.64 | 30.3 | | 100000 | Stationary | 50 | 20 | 0.1 | 1179.16 | 23.6 | | 200000 | Stationary | 50 | 20 | 0.1 | 3180.33 | 10.62 | | 300000 | Stationary | 50 | 20 | 0.1 | 6636.22 | 7.2 | | 85000 | Stationary | 50 | 5 | 0.005 | 1036.05 | 5.35 | | 100000 | Stationary | 50 | 5 | 0.005 | 1192.55 | 5.3 | | 200000 | Stationary | 50 | 5 | 0.005 | 3184.09 | 5.15 | | 300000 | Stationary | 50 | 5 | 0.005 | 6544.09 | 5.1 | | 85000 | Stationary | 50 | 20 | 0.005 | 1035.73 | 5.36 | | 100000 | Stationary | 50 | 20 | 0.005 | 1195.77 | 5.3 | | 200000 | Stationary | 50 | 20 | 0.005 | 3186.63 | 5.15 | | 300000 | Stationary | 50 | 20 | 0.005 | 6519.47 | 5.1 | | 85000 | 150 | 50 | 5 | 0.05 | 1095.77 | 32.5 | | 100000 | 150 | 50 | 5 | 0.05 | 1259.55 | 24.06 | | 200000 | 150 | 50 | 5 | 0.05 | 3342.23 | 10.21 | | 300000 | 150 | 50 | 5 | 0.05 | 6794.4 | 7.72 | | 85000 | 150 | 50 | 20 | 0.05 | 1096.93 | 29.37 | | 100000 | 150 | 50 | 20 | 0.05 | 1277.49 | 22.62 | | 200000 | 150 | 50 | 20 | 0.05 | 3352.92 | 9.85 | | 300000 | 150 | 50 | 20 | 0.05 | 6849.01 | 7.55 | | 85000 | 150 | 50 | 5 | 0.1 | 1075.24 | 25.28 | | 100000 | 150 | 50 | 5 | 0.1 | 1226.04 | 24.57 | | 200000 | 150 | 50 | 5 | 0.1 | 3196.13 | 9.8 | | 300000 | 150 | 50 | 5 | 0.1 | 6533.21 | 6.94 | | 85000 | 150 | 50 | 20 | 0.1 | 1071.57 | 25.25 | | 100000 | 150 | 50 | 20 | 0.1 | 1244.69 | 22.86 | | 200000 | 150 | 50 | 20 | 0.1 | 3216.8 | 10.19 | | 300000 | 150 | 50 | 20 | 0.1 | 6656.04 | 7.32 | | 85000 | 150 | 50 | 5 | 0.005 | 1092.88 | 5.35 | | 100000 | 150 | 50 | 5 | 0.005 | 1257.26 | 5.29 | | 200000 | 150 | 50 | 5 | 0.005 | 3246.63 | 5.15 | | 300000 | 150 | 50 | 5 | 0.005 | 6567.77 | 5.1 | | 85000 | 150 | 50 | 20 | 0.005 | 1091.97 | 5.35 | | 100000 | 150 | 50 | 20 | 0.005 | 1261.21 | 5.29 | | 200000 | 150 | 50 | 20 | 0.005 | 3243.02 | 5.15 | | 300000 | 150 | 50 | 20 | 0.005 | 6561.63 | 5.1 |
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