Table 4 The relationships between the number of blocks and relevant parameters of equivalent blocks.

From: Winding vibration caused by Lorentz force in shunt reactor and its control strategy

Number of blocks in a layer

Equivalent elastic modulus/Pa

Equivalent density/kg·m−3

20

2.10 × 107

682.45

25

2.62 × 107

853.06

30

3.15 × 107

1023.67

35

3.67 × 107

1194.28

40

4.20 × 107

1364.89

45

4.72 × 107

1535.50

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