19 A rigid coupling is used to connect a 45 kW 1440 rpm

Last updated: 6/10/2023

19 A rigid coupling is used to connect a 45 kW 1440 rpm electric motor to a centrifugal pump The starting torque of the motor is 225 of the rated torque There are 8 bolts and their pitch circle diameter is 150 mm The bolts are made of steel 45C8 Syt 380 N mm and the factor of safety is 2 5 Determine the diameter of the bolts uib Assume Sy 0 577S T Assume that the bolts are finger tight in