Drawing Shear Flow: Find Shear Center of Cross Section

In summary, shear flow is the distribution of shear stress caused by transverse loading in a structural member. It is important to find the shear center of a cross section because it is the point where a transverse load can be applied without causing twisting or torsion. Shear flow is calculated using the shear flow equation, which takes into account the applied load, distance from the shear center, and moment of inertia. The location of the shear center is affected by the geometry of the cross section, material properties, and applied loading conditions. It can be located analytically or experimentally through physical testing or finite element analysis.
  • #1
Osk
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I need to find the shear center of the following cross section, but to do so i need to be able to draw the shear flow. Does anyone know how you would draw it for this case and why? It seems to be pretty easy until you get a complex cross section like this.

See cross section here
http://img710.imageshack.us/i/crosssect.jpg/

Thanks!
 
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  • #2
Have a go!
 

FAQ: Drawing Shear Flow: Find Shear Center of Cross Section

What is shear flow?

Shear flow is the distribution of shear stress across the cross section of a structural member. It is caused by transverse loading and is important in determining the internal forces and deformation of a structure.

Why is it important to find the shear center of a cross section?

The shear center is the point on a cross section where a transverse load can be applied without causing any twisting or torsion. It is important to know the location of the shear center in order to accurately analyze the structural response to loading.

How is shear flow calculated?

Shear flow is calculated using the shear flow equation, which takes into account the applied load, the distance from the shear center, and the moment of inertia of the cross section. The equation can be integrated to find the shear flow at any point along the cross section.

What factors affect the location of the shear center?

The location of the shear center is influenced by the geometry of the cross section, such as the shape, size, and orientation of the elements. It is also affected by the material properties and the applied loading conditions.

How can the shear center be located?

The shear center can be located analytically by solving the shear flow equation at different points along the cross section. It can also be found experimentally by performing tests on physical models or using finite element analysis.

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