Boundary Conditions for Pressurized Cylinder in FEM

Thread starter rmrramani
Start date Nov 8, 2010
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Boundary Boundary conditions Conditions Cylinder Fem

In summary, boundary conditions for a pressurized cylinder in FEM are constraints placed on the cylinder's surface to accurately model its behavior under pressure. These conditions include fixed displacements, prescribed pressures, and frictional forces. They play a crucial role in determining the accuracy of FEM simulations, as inaccurate or missing conditions can lead to incorrect results. Common boundary conditions include fixed displacements, prescribed pressure, and frictional forces at contact points. The appropriate conditions for a specific cylinder depend on its properties and loading conditions. These conditions can also change during a simulation, requiring careful monitoring and adjustments for accurate results.

Nov 8, 2010

rmrramani

boundary conditions for pressurized cylinder in fem?

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Nov 8, 2010

minger

Science Advisor

surface loads on cylinder

Nov 8, 2010

boneh3ad

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minger said:

surface loads on cylinder

I LOL'd

10char

1. What are boundary conditions for a pressurized cylinder in FEM?

Boundary conditions for a pressurized cylinder in FEM refer to the constraints placed on the cylinder's surface in order to accurately model its behavior under pressure. These constraints include fixed displacements, prescribed pressures, and frictional forces.

2. How do boundary conditions affect the accuracy of FEM simulations for pressurized cylinders?

Boundary conditions play a crucial role in determining the accuracy of FEM simulations for pressurized cylinders. Inaccurate or missing boundary conditions can lead to incorrect results and a poor representation of the cylinder's behavior under pressure.

3. What are some common boundary conditions used in FEM simulations for pressurized cylinders?

Some common boundary conditions used in FEM simulations for pressurized cylinders include fixed displacements at the ends of the cylinder, prescribed pressure on the inner or outer surface, and frictional forces at the contact points between the cylinder and any other components it may be connected to.

4. How do you determine the appropriate boundary conditions for a specific pressurized cylinder in FEM?

The appropriate boundary conditions for a specific pressurized cylinder in FEM will depend on the specific properties and behavior of the cylinder. It is important to thoroughly understand the geometry, material properties, and loading conditions of the cylinder in order to determine the most accurate and realistic boundary conditions for the simulation.

5. Can boundary conditions change during a FEM simulation for a pressurized cylinder?

Yes, boundary conditions can change during a FEM simulation for a pressurized cylinder. This can occur if the cylinder's geometry or loading conditions change, or if the simulation is being used to analyze different scenarios or design modifications. It is important to carefully monitor and adjust the boundary conditions as needed in order to accurately capture the cylinder's behavior under pressure.