Cases 51

Stress Analysis

Zooming Analysis

GeneralWhen analyzing the stress on the solder bump in a stress analysis of a package on a substrate, if meshes are created according to the size of the solder bump, the calculation load may become large in some cases. In such a case a zooming analysis will allow high analysis accuracy without increasing the analysis load.
Analysis ModelFig. 1 shows an analysis model. The electronic components such as IC and LED are placed on the substrate.
The analysis steps are;
(1) Run solver.
(2) Extract the node results (csv) for zooming analysis,
(3) Edit the csv data.
(4) Create a partial model of the area for zooming analysis. Use the distributed load as a boundary condition.
ResultAs the results show, the partial model is analyzed with the finer meshes.
KeywordsZooming Analysis,Mesh,Solder Bump,Stress Analysis,Heat Conduction Analysis

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