Table 1 Angle and optimized frequency for the highest screening efficiency of iron ore and coal.

From: Separator equipment performance of iron ore and coal using experimental and ANN-based analysis

Material

Moisture content (%)

Angle (degree)

Optimal frequency (Hz)

Highest separator efficiency (%)

Coal

4

5

11.25

71.63

4

3

10.75

78.71

4

1

10

85.96

6

5

11

65.23

6

3

11

70.24

6

1

9.75

75.64

8

5

11.25

56.97

8

3

10.25

59.74

8

1

9.25

63.46

Iron ore

4

5

9

94.56

4

3

8.25

90.13

4

1

7.75

86.51

6

5

8.5

90.45

6

3

8

86.43

6

1

7.25

82.35

8

5

8

80.39

8

3

7.5

83.91

8

1

6.75

78.64