Review on the performance improvements and non-destructive testing of patches repaired composites

W Zhou, X Ji, S Yang, J Liu, L Ma - Composite Structures, 2021 - Elsevier
The composites patch is an effective method to repair metal and composite parts while
keeping the weight of repaired structures almost constant. This review focuses on the …

A review on composite patch repairs and the most important parameters affecting its efficiency and durability

S Mohammadi, M Yousefi… - Journal of Reinforced …, 2021 - journals.sagepub.com
In many industries, when replacement of a part is not possible or economic, the repair is
done. One of the best methods for repairing metal and composite parts is using composite …

[HTML][HTML] Towards optimization of patch shape on the performance of bonded composite repair using FEM

M Ramji, R Srilakshmi, MB Prakash - Composites Part B: Engineering, 2013 - Elsevier
Composite repair is gaining importance for extending the service life of aging aircrafts. There
are many parameters like patch thickness, patch layup configuration and patch shape …

Damage evolution behavior of bi-adhesive repaired composites under bending load by acoustic emission and micro-CT

X Ji, W Zhou, H Sun, J Liu, L Ma - Composite Structures, 2022 - Elsevier
In the field of composites patch repair, it is necessary to improve the repair performance of
adhesive due to its important role in repair efficiency and durability. A bi-adhesive repair …

[HTML][HTML] Whole-field strain analysis and damage assessment of adhesively bonded patch repair of CFRP laminates using 3D-DIC and FEA

M Kashfuddoja, M Ramji - Composites Part B: Engineering, 2013 - Elsevier
The problem of damage evolution in composite structures, the way it propagates,
performance and behavior is of paramount importance in utilizing them for structural …

Progressive damage analysis of an adhesively bonded composite T-joint under bending, considering micro-scale effects of fiber volume fraction of adherends

M Barzegar, MD Moallem, M Mokhtari - Composite Structures, 2021 - Elsevier
In this study, a numerical study on failure assessment and stress distribution on the adhesive
region in a composite T-joint under bending load case is investigated using cohesive zone …

Design of optimum patch shape and size for bonded repair on damaged Carbon fibre reinforced polymer panels

M Kashfuddoja, M Ramji - Materials & Design (1980-2015), 2014 - Elsevier
Carbon fibre reinforced polymer (CFRP) composite laminates have become popular for
structural applications as they are lighter, stronger and tougher. But they are also …

Experimental and numerical study of the fatigue behaviour of composite patch reinforced cracked steel plates

NG Tsouvalis, LS Mirisiotis, DN Dimou - International journal of fatigue, 2009 - Elsevier
One-side, low cost carbon/epoxy patches were laminated on large scale specimens, which
were tested and subsequently modelled with the finite element method. An R=− 1 cyclic …

An experimental investigation on the low velocity impact response of composite plates repaired by VARIM and hand lay-up processes

C Atas, Y Akgun, O Dagdelen, BM Icten… - Composite Structures, 2011 - Elsevier
This paper presents results of an experimental investigation on the impact response of
repaired and unrepaired glass/epoxy composite plates. Repaired samples were prepared …

Fatigue crack growth in aluminum panels repaired with different shapes of single-sided composite patches

SMAK Mohammed, R Mhamdia, A Albedah… - International Journal of …, 2021 - Elsevier
In this study, the effects of patch shape on the performance of bonded composite repairs on
aircraft structures are investigated using experimental and numerical approaches. Fatigue …