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Steady-state modelling and analysis of process-induced stress and deformation in thermoset pultrusion processes

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  • Michael Sandberg
  • Onur Yuksel, University of Twente
  • ,
  • Ismet Baran, University of Twente
  • ,
  • Jon Spangenberg, Danmarks Tekniske Universitet
  • ,
  • Jesper H. Hattel, Danmarks Tekniske Universitet

Process-induced stress and deformation are critical factors when ensuring product quality and structural integrity of composite profiles manufactured using thermoset pultrusion processes. In this paper, we present a new steadystate 3D-Eulerian numerical framework that enables 9?35 times faster computations compared to the current state-of-the-art quasi-static 3D-methods. In addition, we show how process-induced effects from the profileadvancing pulling force and an initial compressive stress state can be modelled. We demonstrate in theoretical parameter studies that the pulling force advances die-detachment and reduces die-swelling, while the initial compressive stress state has the opposite but a more pronounced effect.

OriginalsprogEngelsk
Artikelnummer108812
TidsskriftComposites Part B: Engineering
Vol/bind216
Antal sider12
ISSN1359-8368
DOI
StatusUdgivet - jul. 2021
Eksternt udgivetJa

Bibliografisk note

Funding Information:
This work was funded by the Danish Council for Independent Research — Technology and Production Sciences (Grant no. DFF-6111-00112 : Modelling the multi-physics in resin injection pultrusion (RIP) of complex industrial profiles).

Funding Information:
This work was funded by the Danish Council for Independent Research ? Technology and Production Sciences (Grant no. DFF-6111-00112: Modelling the multi-physics in resin injection pultrusion (RIP) of complex industrial profiles).

Publisher Copyright:
© 2021 Elsevier Ltd

Copyright:
Copyright 2021 Elsevier B.V., All rights reserved.

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