Composite material with random wrinkle

Overview

This model implements the 3D anisotropic linear elasticity equations for a composite part with randomised wrinkle.

Authors

Anne Reinarz

Run

docker run -it -p 4242:4242 linusseelinger/model-dune-composites:latest

Properties

Model	Description
forward	Linear elasticity

forward

Mapping	Dimensions	Description
input	[346000]	Coefficients of a Karhunen Loeve expansion of a typical wrinkle
output	[1]	Maximum deflection of the composite part

Feature	Supported
Evaluate	True
Gradient	False
ApplyJacobian	False
ApplyHessian	False

Config	Type	Default	Description
ranks	int	2	Number of MPI ranks (i.e. parallel processes) to be used
stack	string	“example2.csv”	Path to the stacking sequence to be run

Mount directories

Mount directory	Purpose
None

Source code

Model sources here.

Description

In the simulation the composite strength of a corner part with a wrinkle is modeled. The analysis assumes standard anisotropic 3D linear elasticity.

References

• Anne Reinarz, Tim Dodwell, Tim Fletcher, Linus Seelinger, Richard Butler, Robert Scheichl, Dune-composites – A new framework for high-performance finite element modelling of laminates, Composite Structures, 2018.

• Anhad Sandhu and Anne Reinarz and Tim J. Dodwell, A Bayesian framework for assessing the strength distribution of composite structures with random defects, Composite Structures, 2018. }