Table 3 Comparison results for different mesh types.

From: A finite element with statistical analysis study to investigate the electrical performance of composite insulators under water droplet impact

Mesh type

Number of

Elements

Number of iterations

Computing time [s]

Error

Extra fine

229,624

351

69

9.95*10− 7

Fine

95,913

121

10

1.12*10− 7

Normal

15,126

50

0.86

4.6*10− 6

Coarse

8865

35

0.59

8.3*10− 5

Extra coarse

1831

26

0.28

5.68*10− 4

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