Formula Used:
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The inner diameter of a cylindrical vessel is calculated based on hoop stress, thickness of the shell, and internal pressure. This is crucial in engineering to ensure structural integrity under pressure.
The calculator uses the formula:
Where:
Explanation: This formula derives from the relationship between stress, pressure, and geometry in thin-walled pressure vessels.
Details: Accurate calculation of inner diameter is essential for designing pressure vessels, pipes, and containers to withstand internal pressures without failure.
Tips: Enter hoop stress in Pascal, thickness in meters, and internal pressure in Pascal. All values must be positive and non-zero.
Q1: What is hoop stress?
A: Hoop stress is the circumferential stress in a cylindrical object subject to internal or external pressure.
Q2: Why is thickness important in this calculation?
A: Thickness directly affects the vessel's ability to withstand pressure; thicker walls can handle higher stresses.
Q3: What units should be used?
A: Use consistent units: Pascal for stress and pressure, meters for thickness and diameter.
Q4: Can this formula be used for any material?
A: This formula applies to isotropic materials under elastic deformation within thin-shell theory limits.
Q5: What are the limitations of thin-shell theory?
A: It assumes uniform stress distribution and may not be accurate for very thick walls or complex geometries.