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Fatigue Life Assessment in Stress Analysis

An optional license package is required to perform Fatigue life assessment.

Displayable Results

See also [Viewing the Results].

 

Field

Fields

Contour Diagram

Vector Diagram

Displacement Diagram

Equivalent inelastic strain magnitude of element

Yes

No

No

Life of element

Yes

No

No

For the non-fatigue elements like non-creep elastic material which are loaded very lightly,
the remaining life is significantly long and will show 1.0x109 [cycles].
The lives are calculated for each element, so the gradation contour is not averaged.
Chart

In the fatigue life assessment in stress analysis,

there are no characteristics to display.

Table

Minimum life

Example: Solder Bump

Graphical Objects

 

The IC chip is soldered on the substrate and subjected to the temperature cycles. The chip and the substrate have different coefficients of linear thermal expansion.

Remaining Life Contour

 

 

 

Item

Setting

Diagram

Gradation contour

Field

Remaining life

Component

Value

Scale

Log