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Chinese Journal of Mechanical Engineering

Table 4 Comparison of optimization methods

From: Transfer Path Contribution to Floor Vibration of Metro Vehicles Based on Operational Transfer Path Analysis Method

 

Overall (10–2·m/s2)

Reduction ratio (%)

Method A

Method B

Method A

Method B

Initial

5.78

5.78

0

0

Reduce 20% 20%

5.70

5.43

1.38

6.06

Reduce 40% 40%

5.66

5.23

2.08

9.52

Reduce 60% 60%

5.69

5.19

1.56

10.21

Reduce 80% 80%

5.76

5.33

0.35

7.79

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