Out-of-autoclave manufacturing of a stiffened thermoplastic carbon fibre PEEK panel

M. Flanagan, J. Goggins, A. Doyle, B. Weafer, M. Ward, M. Bizeul, R. Canavan, C. O'Bradaigh, K. Doyle, N. Harrison

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

2 Citations (Scopus)

Abstract

Out-of-Autoclave manufacturing methods, specifically Automated Tape Placement (ATP) and induction welding, used in the fabrication of a stiffened thermoplastic demonstrator panel, are presented in this study. The demonstrator panel consists of two stiffeners induction welded to a flat skin, to form a typical load bearing aerospace sub-component. The skin of the panel is manufactured from uni-directional Carbon Fibre (CF) Polyetheretherkeytone (PEEK) using laser assisted Automated Tape Placement (ATP) and the stiffeners are press formed from woven CF-PEEK. The stiffeners are fusion bonded to the skin using a continuous induction welding process. A susceptor material is used at the interface to ensure the required heating is concentrated at the weldline. Microscopy was used to examine the manufactured coupons for defects. Destructive testing was carried out to evaluate the strength of the overall assembly. The work shows that assemblies manufactured using continuous induction welding and ATP are suitable for load bearing aerospace applications.

Original languageEnglish
Title of host publicationProceedings of the 20th International ESAFORM Conference on Material Forming, ESAFORM 2017
EditorsDermot Brabazon, Inam Ul Ahad, Sumsun Naher
PublisherAmerican Institute of Physics Inc.
ISBN (Electronic)9780735415805
DOIs
Publication statusPublished - 16 Oct 2017
Event20th International ESAFORM Conference on Material Forming, ESAFORM 2017 - Dublin, Ireland
Duration: 26 Apr 201728 Apr 2017

Publication series

NameAIP Conference Proceedings
Volume1896
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference20th International ESAFORM Conference on Material Forming, ESAFORM 2017
Country/TerritoryIreland
CityDublin
Period26/04/1728/04/17

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