Open Access

Table 5

Parameters comparison between the optimization design and the original design.

Parameter Original design Optimal design 1 Optimal design 2
r1h (mm) 32.0 30.00 30.01
r1s (mm) 91.34 93.56 97.99
r2 (mm) 164.50 169.92 165.65
b2 (mm) 22.90 21.80 20.94
LZ (mm) 115.10 112.12 112.08
β1h (°) 26.34 29.72 29.75
β1s (°) 50.90 47.33 47.34
β2 (°) –30.00 –34.82 –34.99
η 86.261 87.923 88.506
SM 0.3273 0.3455 0.3727
PR 4.467 4.82 4.406
Ma1s 1.05 0.912 0.821
σ (MPa) 287.529 307.13 339.273

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