Finite Difference Solution of Elastic-Plastic Thin Rotating Annular Disk with Exponentially Variable Thickness and Exponentially Variable Density

Figure 4

Radial stress (𝑇_𝑟𝑟) and circumferential stress (𝑇_𝜃𝜃) for annular disk with variable thickness and variable density with 𝑛=0.2,0.5,0.7 and 𝑚=0.1,0.5,0.7 under (a) 500 rad/s and (b) 780 rad/s for both approaches.

(a)

(b)