What is multilinear isotropic hardening?
The multi-linear hardening is defined by a series of plastic strain/yield stress points. The first plastic strain value must be zero and the first yield stress must be greater than zero. RecurDyn treats the isotropic yield stress (nearly) constant after the multi-linear point.
How do you find the Deformal and nodal displacement results in ANSYS?
You can get under ‘List’ option from ANSYS Menu bar. Then, just run any simulation with deformation results, for example. And then right-click the results, and export them to a text file.
How do you calculate deflection in ANSYS?
You can get the deflection by using general post processor (you can see the contour with colour bar) and time-history post processor (you can get the deflection data at nodes: Select TimeHist Postpro > Variable Viewer —–then—-Nodal Solution > DOF Solution > Y-Component of displacement. Click OK).
What is total deformation in ANSYS?
Total deformation rate in ANSYS The Equivalent (von-Mises) stress of the material as shown in figure 7-a is about 5 MPascals in the FEM analysis. However, as Figure 7-b, where the highest stress experienced was identified as 30.1 MPascal. This situation does not occur even deformation of the material.
How do you get the stress strain curve in ANSYS?
I can do this in three ways:
- find the reaction loads of selected nodes at different displacements and convert into stress strain graph.
- plot of y-component of displacement versus y-component of stress at a node.
- plot of y-component of displacement versus von mises stresses at a node.
Is plastic deformation nonlinear?
The deformation theory of plasticity tries to formulate a nonlinearly elastic function for loading and another such function for unloading.
What is equivalent plastic strain?
The equivalent plastic strain is equal to the absolute value of the axial plastic strain in uniaxial tension or compression. The plastic flow is associative when the value of is the same as that of .
What does equivalent strain mean?
In a nutshell: The value of equivalent strain allows to characterize at the measurement moment the structural state of the material that was formed as a result of the previous loading.
What is Chaboche model?
Chaboche model is a powerful tool to evaluate the cyclic behavior under different loading conditions using kinematic hardening theory. It can also predict the ratcheting phenomenon. To predict the ratcheting, it is required to determine the material parameters under strain control conditions.
https://www.youtube.com/watch?v=BSUcAFoaqLk