The gas storage tank is fabricated by bolting together two half cylindrical shells and two hemispherical shells as shown in Figure 4. The tank and the 25 mm diameter bolts are made from material having an allowable hormal stress of 150 MPa and 250 MPa, respectively. The tank has an inner diameter of 4m. If the tank is lesigned to withstand a pressure of 3 MPa, a. Determine the required minimum thickness of the cylindrical and hemispherical shells b. Determine the minimum required number of bolts for each hemispherical caps.

The gas storage tank is fabricated by bolting together two half cylindrical shells and two hemispherical shells as shown in Figure 4. The tank and the 25 mm diameter bolts are made from material having an allowable hormal stress of 150 MPa and 250 MPa, respectively. The tank has an inner diameter of 4m. If the tank is lesigned to withstand a pressure of 3 MPa, a. Determine the required minimum thickness of the cylindrical and hemispherical shells b. Determine the minimum required number of bolts for each hemispherical caps.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Pressure and Stress

Question

The gas storage tank is fabricated by bolting together two half cylindrical shells and two hemispherical shells
as shown in Figure 4. The tank and the 25 mm diameter bolts are made from material having an allowable
normal stress of 150 MPa and 250 MPa, respectively. The tank has an inner diameter of 4m. If the tank is
designed to withstand a pressure of 3 MPa,
a. Determine the required minimum thickness of the cylindrical and hemispherical shells
b. Determine the minimum required number of bolts for each hemispherical caps.
Figure 4

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