Intelligent Approach to Robust Design Optimization of a Rotor System due to Its Support Stiffness Uncertainty

Table 4

The results obtained by the proposed method and Monte Carlo method.

	The proposed method		Monte Carlo method		Qualified rate (%)
	μ f (mm/s)	σ f (mm/s)	μ f (mm/s)	σ f (mm/s)
DS	—	—	10.518	0.950	83.6
RD1	10.630	0.926	10.630	0.926	100
RD2	10.650	0.910	10.651	0.912	99.89
RD3	10.668	0.900	10.669	0.903	99.87
RD4	10.697	0.889	10.696	0.889	99.91