Application of Probabilistic and Nonprobabilistic Hybrid Reliability Analysis Based on Dynamic Substructural Extremum Response Surface Decoupling Method for a Blisk of the Aeroengine

Table 3

Distribution of nondeterministic variables of mistuned blisk.

Nondeterministic variables	Parameter 1	Parameter 2	Distribution pattern
/rad·s^−1	1046	31.38	Normal distribution
/°C	1050	31.50	Normal distribution
/mm	3.0	0.09	Normal distribution
	0.3181	0.009542	Normal distribution
/×10^−5/°C^−1	1.268	0.03806	Normal distribution
/W·(m·°C)^−1	29.72	0.8915	Normal distribution
	8010	8943	Interval variable
× 10^11/Pa	1.689	1.932	Interval variable
	0.3143	0.009429	Normal distribution
/×10^−5/°C^−1	1.216	0.03648	Normal distribution
/W·(m·°C)^−1	27.21	0.8163	Normal distribution
	8170	9280	Interval variable
× 10^11/Pa × 10^11/Pa	1.714	1.996	Interval variable