International Journal of Rotating Machinery / 2013 / Article / Tab 4

Research Article

Optimum Design of Oil Lubricated Thrust Bearing for Hard Disk Drive with High Speed Spindle Motor

Table 4

Comparison of the optimized solution and random solutions under allowable film thickness of (m).

CaseObj. f(X) (N/m) (deg) (deg) (deg) (deg) (m)

Optimum solution 4.46−11.268.126.4110.69 0.45
Random 1 −60.0−105.7−31.482.860.79 0.87
Random 2 −54.3−37.1159.9162.890.44 0.79
Random 3 −131.4−42.8−125.757.1110.4 0.66
Random 4 17.1−5.7−128.588.570.65 0.49
Random 5 −168.5142.8−97.1−25.7100.44 0.73
Random 6 20.017.1−119.9−105.7110.68 0.5
Random 7 40.0−60.074.2−91.460.58 0.58
Random 8 77.162.8−117.1−14.3120.64 0.72
Random 9 102.8−42.8−165.6−122.860.71 0.41
Random 10 131.4142.8−142.8−157.180.45 0.85

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