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Table 3 Design variables and corresponding optimization objectives values

From: Numerical simulation and optimization on opening angles of aerodynamic braking plates sets for a maglev train

Iteration times

Design variables

Optimization objectives

b2

b3

b4

b5

Fd (kN)

Difference

Fl (kN)

Difference

0

0

0

0

0

41.89

0

6.56

0

26

12.02

12.85

12.41

14.88

42.68

 + 1.90%

6.14

-6.38%

43

12.02

11.97

12.41

14.78

42.42

 + 1.27%

5.72

-12.77%

89

12.41

12.85

12.41

14.88

42.82

 + 2.22%

5.44

-17.02%

121

6.57

12.85

3.17

14.88

42.55

 + 1.58%

5.31

-19.15%