AUTOMATED DETECTION OF YARN GAPS DURING RADIAL BRAIDING OF CARBON FIBER BY MEANS OF LIGHT BARRIERS

Stephan Maidl, Leoni Putze, Kalle Kind, Klaus Drechsler

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Braiding of carbon fiber is a highly automated process for manufacturing preforms directly from carbon fiber yarns. The quality of braided textiles from reinforcement yarns and the stability of the process can however be negatively affected by irregularities that occur during braiding. In order to detect such process defects as early as possible during their formation and in an effort to limit the effects of defects, the development of online monitoring systems for the braiding process is desirable. Currently available sensor modules involve problems of either insufficient data acquisition, process impairments or high costs and complexity. The paper at hand outlines a newly developed form of a sensor module that only requires one stationary sensor (thereby being cost-efficient) and that is able to gather process data without causing any additional yarn damage (no process impairments) by means of an optical inspection of the braid formation zone.

Original languageEnglish
Title of host publicationManufacturing
EditorsAnastasios P. Vassilopoulos, Veronique Michaud
PublisherComposite Construction Laboratory (CCLab), Ecole Polytechnique Federale de Lausanne (EPFL)
Pages137-144
Number of pages8
ISBN (Electronic)9782970161400
StatePublished - 2022
Event20th European Conference on Composite Materials: Composites Meet Sustainability, ECCM 2022 - Lausanne, Switzerland
Duration: 26 Jun 202230 Jun 2022

Publication series

NameECCM 2022 - Proceedings of the 20th European Conference on Composite Materials: Composites Meet Sustainability
Volume2

Conference

Conference20th European Conference on Composite Materials: Composites Meet Sustainability, ECCM 2022
Country/TerritorySwitzerland
CityLausanne
Period26/06/2230/06/22

Keywords

  • Braiding
  • Braiding defects
  • Online process monitoring
  • Quality control

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