[HTML][HTML] Fiber waviness and its effect on the mechanical performance of fiber reinforced polymer composites: An enhanced review

MP Alves, CAC Junior, SK Ha - Composites Part A: Applied Science and …, 2021 - Elsevier
The present paper intends to enhance the literature survey on the defect of fiber waviness
generated during the manufacture of fiber reinforced polymer composites. In particular, the …

[HTML][HTML] A numerical study on the influence of composite wrinkle defect geometry on compressive strength

N Xie, RA Smith, S Mukhopadhyay, SR Hallett - Materials & Design, 2018 - Elsevier
Out-of-plane winkling in continuous-fibre reinforced composites has a significant influence
on compressive failure stress, which needs to be considered and evaluated during the …

[HTML][HTML] Fibre direction and stacking sequence measurement in carbon fibre composites using Radon transforms of ultrasonic data

LJ Nelson, RA Smith - Composites Part A: Applied Science and …, 2019 - Elsevier
Stacking sequence and, more generally, fibre orientation, are critical parameters in fibrous
composite materials since they govern mechanical performance. This paper presents a …

Influence of distributed out-of-plane waviness defects on the mechanical behavior of CFRP laminates

JV Calvo, AR Quiñonero-Moya, N Feito… - Composite …, 2023 - Elsevier
One of the most common defects induced during manufacturing of laminates is out-of-plane
fibre waviness. This defect significantly affects the mechanical behavior of the laminate and …

Towards a digital twin for mitigating void formation during debulking of autoclave composite parts

G Seon, Y Nikishkov, A Makeev, L Ferguson - Engineering Fracture …, 2020 - Elsevier
High-performance polymeric composites are increasingly used in the design of aircraft
structural components; however, susceptibility to manufacturing irregularities, including …

Experimental and numerical investigations of wrinkle effect on failure behavior of curved composite laminates

H Hu, D Cao, Z Cao, S Li - Composite Structures, 2021 - Elsevier
Compared with flat laminates, curved composite laminates are more susceptible to wrinkle
defects which must be considered in the design and structural integrity assessment …

[HTML][HTML] Ply-orientation measurements in composites using structure-tensor analysis of volumetric ultrasonic data

LJ Nelson, RA Smith, M Mienczakowski - Composites Part A: Applied …, 2018 - Elsevier
Ply wrinkling in carbon fibre reinforced polymer (CFRP) laminates is often geometrically
complex and difficult to quantify using non-destructive techniques. In this paper, an …

Effect of gaps/overlaps induced waviness on the mechanical properties of automated fiber placement (AFP)-manufactured composite laminate

X Ju, J Xiao, D Wang, C Zhao, T Gao… - Materials Research …, 2022 - iopscience.iop.org
Abstract Automated Fiber Placement (AFP) process is widely used to produce lightweight
composite components owing to its excellent flexibility and efficiency. However, the out-of …

Analysis methods for improving confidence in material qualification for laminated composites

A Makeev, G Seon, Y Nikishkov… - Journal of the …, 2019 - ingentaconnect.com
Fiber-reinforced composite materials are increasingly used in rotorcraft structures to reduce
weight and improve efficiency. A major challenge, delaying the implementation of recently …

A numerical method based on pore‐pressure cohesive zone modeling for simulation of debulking in resin‐saturated composite prepregs

G Seon, Y Nikishkov, A Makeev - International Journal for …, 2022 - Wiley Online Library
Aircraft composite parts are commonly manufactured from resin‐saturated thermoset pre‐
impregnated plies laid‐up over a rigid tool and consolidated and cured in an autoclave. In …