Non-Linear analysis Fiber beam

Hello. I want to perform a non linear analysis of a fiber reinforced beam in SLS. I want to compare it to a regular beam with normal reinforcement B550B, Area elements. The fiber reinforced beam should only have fiber reinforcement - no standard steel. How do you do this? I have done a standard non-linear analysis and have results, im not sure that the fiber-reinforced beam is without any B500B.


When you define for “reinforcement” another material than “reinforcement steel” it should work generally.

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how do i do this definition?

Here you find our beginners tutorial:
https://www.youtube.com/playlist?list=PLkNZCJG1CDyMZcRy3pKzmUHqVoQ9zaPv1

In chapters 1 and 2 you should find the answer.

Thank you - i am not line elements with cross sections, however :smile:

Could one solution be in the “design parameters of area elements” just set the diameter of the steel to 0 mm?

No, the diameter there is only important for crack width calculation.
It may be that ASE uses some hard-coded properties of a reinforcement material. However, you can check the working lines in the report browser output of ASE. If these values match your definition, ASE will do what you expect.

I think I misinterpret your question…

But what’s about example “ase\english\nonlinear quad\steel_fibre_concrete.dat”? I think when you define in BEMESS:
$PARA NOG - DU 12 ASU 0 0 ASL 4.52/0.20[cm2/m] 3.77[cm2/m]
PARA NOG - DU 12 ASU 0 0 ASL 0[cm2/m] 0[cm2/m]
it should work.