Answer Happy

(a) A flat plate of length 10d, width 3d and thickness t has a central hole of diameter d as shown in Fig. Q3(a). The plate is subjected to a uniformly distributed load w (udl w) over its width. In order to determine the stress concentration around the hole, outline the main procedures using an FEA software package; (1) (5 Marks) select which type of finite element you would use and briefly explain your consideration about the selection; (8 Marks) (iii) sketch what you would consider to be a suitable mesh and state the relevant boundary conditions; (5 Marks) Thickness t d udl w 3d 10 d Fig. Q3(a)