Arup Cellbond Barrier Models

A range of robustly validated finite element models for LS-DYNA.

This barrier model is available in:

  • Shell element type (image above)
  • Solid element type

The specification used for the development of the EEVC Offset Deformable Frontal Impact Barrier has been taken from the ‘ECE R94 Revision 1 -Frontal Impact Protection’ document, dated May 2007.

The EEVC Offset Deformable Barrier is used in the EU front impact regulation and by several consumer test organizations such as EuroNCAP and IIHs in their front offset impact test. It consists of two different sized aluminium honeycomb blocks partially covered in aluminium sheets.

The LS-DYNA model calibration has been done using the test results provided by Cellbond for a 5 different impact tests: rigid wall, half rigid wall, low horizontal bar, high horizontal bar and vertical bar. The tests involve the impactors on a trolley impacting the barrier.

The force-deflection curves (generated from model analysis and test) have been compared.

This validation work has been carried out in both SMP and MPP versions of LS-DYNA R7.1.2 to ensure the correct performance and accuracy of the LS-DYNA model.

Element TypeLS-DYNA Release VersionTotal Number of ElementsMassRegulation TestRegulation Speed
ShellLS-DYNA 971, R7.1.2 SMP/MPP2981031320kgEU Directive 96/79/EC Frontal Impact Protection56kph
ShellLS-DYNA 971, R7.1.2 SMP/MPP2981031320kgUN-ECE Reg.94 Rev.1 Frontal Impact Protection (ECE R94)56kph
ShellLS-DYNA 971, R7.1.2 SMP/MPP2981031320kgFMVSS 208 Occupant Crash Protection40kph
SolidLS-DYNA 971, R7.1.2 SMP/MPP631921320kgEU Directive 96/79/EC Frontal Impact Protection56kph
SolidLS-DYNA 971, R7.1.2 SMP/MPP631921320kgUN-ECE Reg.94 Rev.1 Frontal Impact Protection (ECE R94)56kph
SolidLS-DYNA 971, R7.1.2 SMP/MPP631921320kgFMVSS 208 Occupant Crash Protection40kph

If you would like to discuss this models or get a quotation please get in touch.


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