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 # composite:short\_fiber\_lifetime\_operator

 Last update: 31.07.2026 

**Version: 0.0.0**

## Description

Lifetime evaluation for short fiber composites.

## Inputs

InputNameExpected type(s)Description**Pin 0**time\_scoping[`scoping`](../../core-concepts/dpf-types.md#scoping), [`vector<int32>`](../../core-concepts/dpf-types.md#standard-types)Time Scoping**Pin 1**mesh\_scoping[`scoping`](../../core-concepts/dpf-types.md#scoping)Mesh Scoping**Pin 3**streams\_container[`streams_container`](../../core-concepts/dpf-types.md#streams-container)Optional: RST File stream.**Pin 4**   
Requireddata\_sources[`data_sources`](../../core-concepts/dpf-types.md#data-sources)Input files: APDL ds.dat, APDL RST file, Engineering Data MatML file.**Pin 5**   
Requiredrainflow\_matrix[`field`](../../core-concepts/dpf-types.md#field)Rainflow matrix## Outputs

OutputNameExpected type(s)Description**Pin 0**fields\_container[`fields_container`](../../core-concepts/dpf-types.md#fields-container)A CFieldsContainer of CFields with the lifetime under the label is\_life=1 and damage under the label is\_life=0.## Configurations

NameExpected type(s)Default valueDescription**mutex**[`bool`](../../core-concepts/dpf-types.md#standard-types)falseIf this option is set to true, the shared memory is prevented from being simultaneously accessed by multiple threads.## Scripting

**Category**: composite

**Plugin**: composite

**Scripting name**: short\_fiber\_lifetime\_operator

**Full name**: composite.short\_fiber\_lifetime\_operator

**Internal name**: composite::short\_fiber\_fatigue\_evaluator

**License**: None

## Changelog

- Version 0.0.0: Initial release.