Margin of safety > Margin of safety calculations
Sources manager (margin of safety)
The user interface for selecting geometry and FE entities for a calculation is called the sources manager. The sources manager is incorporated into the dialog boxes that you use to:
Create calculations
Extract loads for calculations
Extract physical properties such as length and thickness for calculations
Extract physical properties of laminates
The sources manager is contained in the following locations:
The Sources group of the Calculation Creation, Calculation Editor, Calculation Copy Editor, and Property Extractor dialog boxes.
The Selection group of the Load Extraction dialog box.
The Reference Entity group of the Laminate Extraction dialog box.
With the sources manager, you can:
Access numerous options for selecting geometric and FE entities.For example, the sources manager supports groups and selection recipes.
Create multiple sources.For example, you can extract each stress for a calculation from a different source and you can extract the properties that define calculation parameters from other sources.
Edit the contents of an existing source.For example, you can add entities to an existing source, or you can replace all entities in an existing source.
How do I
Create a margin of safety calculation
Import values from a spreadsheet
Extract the area from a beam cross section
Extract a projected length
Create a margin of safety calculation using an allowable method
Bolt shear method example
Column Euler method example
Nodal force report extraction example
Learn more
Margin of safety calculations
Parent/child behavior in margin of safety calculations
Extracting a single value from the set of results (margin of safety)
Manual load extraction
Nodal force report extraction
Extracting shell element plane stress components relative to a common CSYS
Property extraction
Beam cross section property extraction
Laminate extraction
Laminate property extraction
Displaying result sources for margin of safety calculations
Look up more details
Methods for buckling of orthotropic laminates
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Margin of Safety methods documentation
Sources manager (margin of safety), Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1759804 · retrieved 2026-07-17