Application of Improved Dynamic Substructure Finite Element Model-Based State-Space Techniques in Mistuned Blisks

Figure 9

Maximum modal strain energy amplitudes analysis in different temperatures. (a) MMSEAs: tuned bladed disk: y1: ; y3: ; y5: . Mistuned bladed disk: y2: ; y4: ; y6: . (b) Deviations of MMSEAs: mistuned bladed disk relative to tuned bladed disk: m1: ; m2: ; m3: .

(a) MMSEAs

(b) Deviation of MMSEAs