Research Article

Complex Effects of Drum Hub Forms and Structural Parameters on Coal Loading Performance

Table 3

The statistical analysis of particle velocities in three directions and coal loading rate.

n (rpm)DrumX direction (m/s)Y direction (m/s)Z direction (m/s)Loading rate (%)

40I0.1850.1260.19848.19
II0.2430.2090.21752.75
III0.2390.3320.23056.46
IV0.2190.3710.24455.90
V0.2410.4590.23851.53
VI0.2880.4640.26656.67
VII0.2650.3680.33362.77
VIII0.2450.2380.22957.11

60I0.2760.2000.21149.99
II0.2790.2860.26255.91
III0.2810.3910.25060.33
IV0.2670.4690.13954.77
V0.2610.5380.25450.63
VI0.3370.5540.29058.70
VII0.3330.4620.31759.48
VIII0.2610.3190.23458.77

80I0.4370.3080.24550.68
II0.4020.3930.23751.74
III0.4610.5110.28354.24
IV0.4240.5720.22151.95
V0.4290.6800.21148.44
VI0.5440.6730.23057.88
VII0.5470.5730.28457.24
VIII0.4830.3800.21956.54

100I0.5310.3440.14445.87
II0.5460.4300.19048.25
III0.5730.5540.13351.56
IV0.5770.6210.13849.57
V0.6730.7460.14348.00
VI0.6910.7220.12853.75
VII0.5960.5910.16254.40
VIII0.4870.4270.14853.74