**Problem 3**The gas storage tank is fabricated by bolting together two half cylindrical thin shells and two hemispherical shells as shown. The tank is designed to withstand a pressure of 2.1 MPa. 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 4 m.*Diagram Description:*The image shows a horizontal cylindrical gas storage tank with hemispherical ends. The tank is supported on two bases and has longitudinal bolts along the sides connecting the cylindrical shells.**Part A**Determine the required minimum thickness of the cylindrical shell.*Express your answer to three significant figures and include the appropriate units.***ANSWER:**\( t_c = 28.0 \, \text{mm} \)[Correct]---**Part B**Determine the required minimum thickness of the hemispherical shell.*Express your answer to three significant figures and include the appropriate units.***ANSWER:**\( t_h = 14.0 \, \text{mm} \)[Correct]---**Part C**Determine the minimum required number of longitudinal bolts per meter length at each side of the cylindrical shell.*Express your answer as an integer.***ANSWER:**\( n_c = \) [Text Box]

p = 2.1 MPadB = 25 mm = 250 MPaD = 4 m or 4000 mm

The gas storage tank is fabricated by bolting together two half cylindrical thin shells and two hemispherical shells as shown. The tank is designed to withstand a pressure of 2.1 MPa. 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 4 m. Part A Determine the required minimum thickness of the cylindrical shell. Express your answer to three significant figures and include the appropriate units. ANSWER: te 28.0 mm Part B Correct Determine the required minimum thickness of the hemispherical shell. Express your answer to three significant figures and include the appropriate units. ANSWER: th= 14.0 mm Part C Correct Determine the minimum required number of longitudinal bolts per meter length at each side of the cylindrical shell. Express your answer as an integer. ANSWER: nc =

The gas storage tank is fabricated by bolting together two half cylindrical thin shells and two hemispherical shells as shown. The tank is designed to withstand a pressure of 2.1 MPa. 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 4 m. Part A Determine the required minimum thickness of the cylindrical shell. Express your answer to three significant figures and include the appropriate units. ANSWER: te 28.0 mm Part B Correct Determine the required minimum thickness of the hemispherical shell. Express your answer to three significant figures and include the appropriate units. ANSWER: th= 14.0 mm Part C Correct Determine the minimum required number of longitudinal bolts per meter length at each side of the cylindrical shell. Express your answer as an integer. ANSWER: nc =

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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Question

**Problem 3**

The gas storage tank is fabricated by bolting together two half cylindrical thin shells and two hemispherical shells as shown. The tank is designed to withstand a pressure of 2.1 MPa. 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 4 m.

*Diagram Description:*
The image shows a horizontal cylindrical gas storage tank with hemispherical ends. The tank is supported on two bases and has longitudinal bolts along the sides connecting the cylindrical shells.

**Part A**

Determine the required minimum thickness of the cylindrical shell.

*Express your answer to three significant figures and include the appropriate units.*

**ANSWER:**

\( t_c = 28.0 \, \text{mm} \)

[Correct]

---

**Part B**

Determine the required minimum thickness of the hemispherical shell.

*Express your answer to three significant figures and include the appropriate units.*

**ANSWER:**

\( t_h = 14.0 \, \text{mm} \)

[Correct]

---

**Part C**

Determine the minimum required number of longitudinal bolts per meter length at each side of the cylindrical shell.

*Express your answer as an integer.*

**ANSWER:**

\( n_c = \) [Text Box]

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Step 2: A) Calculate minimum thickness of cylindrical shell

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Step 3: B) Calculate minimum thickness of hemispherical shell

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Step 4: C) Calculate minimum number of longitudinal bolts per meter length at each side

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