Question

To be done by using ANSYS

esign problem 2: (10 marks For the various parts shown in Figure P7.-39, determine the best one to relieve stress. Make the original part have a small radius of 2.5 mm at the inside re-entrant corners. Place a uniform load of 6.4 x 106 N/m2 on the right end of each part and fix the left end. All units are taken in millimeters. Let the material be A 36 steel, You need to justify the meshing scheme that used in this study. Identify and rectify any singularities that might be encountered 25 25 75 25 75 75 (a) Original design 25 R 12.5 25 75 25 75 75 75 75 75 (c) Radius (b) Taper 75 75 -9.4 O 1.6 mm R=3.2 mm 25 R 2.5 9.4 3.2 mm 25 75 25 75 25 75 75 3.2 mm 25 9.4 (d) Undercut O 1.6 mm -9.4 (e) Relief Holes

Answer 1