There are three factors that introduce nonlinearities into mechanical systems:
Often, real applications have more than one source of nonlinearity.
In this lesson, we will simulate the process of snap-fit buckle parts interlocking. What is the main source of nonlinearity in this case?
Download the zip file and extract the contents. Go through the Readme file. Follow along with the provided How To video file. The student version of Ansys simulation software can be downloaded here.