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

Table 6

The statistical results of coal particle mass in different areas.

n (rpm)	Drum	Area I (kg)	Area II (kg)	Area III (kg)	Loading rate (%)	E (%)
40	I	41.80	21.64	59.02	48.19	17.67
	II	37.62	20.24	64.60	52.75	16.53
	III	35.49	17.82	69.15	56.46	14.55
	IV	34.93	19.07	68.46	55.90	15.57
	V	38.62	20.73	63.11	51.53	16.93
	VI	35.27	17.78	69.41	56.67	14.52
	VII	28.17	17.41	76.88	62.77	14.22
	VIII	34.72	17.80	69.94	57.11	14.54
60	I	42.22	19.02	61.22	49.99	15.53
	II	35.83	18.16	68.47	55.91	14.83
	III	32.30	16.27	73.89	60.33	13.29
	IV	37.29	18.09	67.08	54.77	14.77
	V	39.89	20.56	62.01	50.63	16.79
	VI	33.82	16.75	71.89	58.70	13.68
	VII	32.46	17.15	72.85	59.48	14.00
	VIII	33.68	16.81	71.97	58.77	13.73
80	I	43.78	16.61	62.07	50.68	13.56
	II	43.67	15.42	63.37	51.74	12.59
	III	40.14	15.89	66.43	54.24	12.98
	IV	43.01	15.83	63.62	51.95	12.93
	V	46.69	16.54	59.33	48.44	13.50
	VI	36.54	15.03	70.89	57.88	12.27
	VII	37.90	14.46	70.10	57.24	11.81
	VIII	38.65	14.57	69.24	56.54	11.90
100	I	55.50	10.79	56.17	45.87	8.81
	II	49.34	14.03	59.09	48.25	11.46
	III	47.01	12.30	63.15	51.56	10.04
	IV	48.85	12.90	60.71	49.57	10.53
	V	51.75	11.92	58.79	48.00	9.73
	VI	43.57	13.06	65.83	53.75	10.66
	VII	43.08	12.75	66.63	54.40	10.41
	VIII	43.95	12.70	65.81	53.74	10.37