Dry Friction Interblade Damping by 3D FEM Modelling of Bladed Disk: HPC Calculations Compared with Experiment

Figure 13

Time characteristics of displacements of blades BA, BB, and BC in nodes of target-contact pairs: (a)-(b) contact (A); (c)-(d) contact (B). Amplitude envelopes are denoted by red and green lines—2 ND mode.

(a)

(b)

(c)

(d)