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refinement
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Tutorial: How To Obtain Relative Accurate Results From Stress Analysis in Autodesk Inventor
Ioannis Skarlatakis
in
Design & CAD
4
0
Beginner
FEA is not a simple mathematical operation. Instead it is a computer-based iterative numerical technique along with inevitable discretization errors, as a function of elements. Therefore these errors can be reduced by... specifying more elements (H-refinement) or employing a higher order of polynomial at each iteration (P-refinement). Effectively more computational power is required to solve complex shaped geometries with high dense mesh (Elements). But how dense should be my mesh to get appropriate results without wasting hours on simulation ??? This is the Golden Question! ... There is a criterion for that, called Converged solution... In plain words the mesh does not need any further refinement (denser mesh) as long as the solution is "Converged". The solution is assumed to be "Converged" when the results of the polynomial eq. does not change according to a prespecified tolerance e.g. 10% Good Results, 0.1% Great Results. So, let me share some information how to manipulate the mesh for a model along with three examples. As a conclusion we will enhance your confidence regarding the results you get, whether are relatively accurate or not (Low Percentage of Discretization Errors) without wasting hours on simulation!!! Don't Forget the simulation results are nothing without any experimental results to compare with.
Autodesk Inventor
mesh
fea
solution
tipsntricks
convergence
refinement
Autodesk Inventor Tutorial - How to Simulate the Static Stress with Local Mesh Control
Ardi Noerpamoengkas
in
Simulation & CAE
3
0
Intermediate
This tutorial is about how to simulate the static stress of a cantilever beam with local mesh control. The simulation use the default mesh settings. The feature was updated on June 6, 2019.
inventor
fem
refinement
control
mesh
local
stress
static
simulation
cae
Autodesk Fusion 360 Tutorial - How to Simulate the Static Stress with Adaptive Mesh Refinement
Ardi Noerpamoengkas
in
FEM
1
0
Intermediate
This tutorial is about how to simulate static stress with adaptive mesh refinement on Autodesk Fusion 360. It was uploaded on October 20, 2018.
cae
fem
mesh
refinement
stress
static
simulation