Results 21 to 30 of about 65,488 (313)

Predicting mode II delamination suppression in z-pinned laminates [PDF]

open access: yes, 2012
A finite element model for predicting delamination resistance of z-pin reinforced laminates under the mode-II load condition is presented. End notched flexure specimen is simulated using a cohesive zone model.
Bianchi, Francesco, Zhang, Xiang
core   +1 more source

Energy Release Rate of Piezoelectric Laminated Cylindrical Shell with Delamination under Circumferential Concentrated Load

open access: yesNonlinear Engineering, 2015
The delamination growth may occur in piezoelectric laminated shell with delamination under a combined electro-thermo-mechanical loading. Based on the piezoelectric theory, the variational principle of moving boundary and considering the contact ...
Jinhua Yang, Wenliang Fan
doaj   +1 more source

Delamination and current-carrying degradation behavior of epoxy-impregnated superconducting coil winding with 2G HTS tape caused by thermal stress

open access: yesAIP Advances, 2020
A thermo-mechanical-electromagnetic model is developed for estimating the delamination and current-carrying degradation of epoxy-impregnated pancake coils.
Yujie Duan, Yuanwen Gao
doaj   +1 more source

Effects of planimetric position of delamination on compressive failure of composite laminates [PDF]

open access: yesE3S Web of Conferences, 2022
Delamination is the main defect form of composite laminates. The strength and stiffness of composite laminates are greatly decreased due to delamination defects. In this paper, the FE model of composite laminates with delamination was established.
Chen Shaoxiong, Zhu Shuhua
doaj   +1 more source

Delamination of Z-pinned carbon fibre reinforced laminates [PDF]

open access: yes, 2005
The paper outlines the current status of mechanical testing, identification of failure mechanisms and data analysis related to delamination cracking in high performance laminates made via the prepreg/autoclave route, strengthened in the through ...
Cartié, Denis D. R.   +2 more
core   +1 more source

Delamination localisation and length estimation in composite laminate beam by VSHM and pattern recognition methods [PDF]

open access: yes, 2010
The focus of this work is to investigate the delamination damage in laminate composite beams, to fix a Vibration-based structural health monitoring (VSHM) method for the laminate structures.
Palazzetti, Roberto   +7 more
core   +1 more source

Study on the Effect of Initial Delamination on Tensile Behavior of Offshore Wind Turbine Blade Spar Cap

open access: yesEnergies, 2023
Delamination damage to spar caps seriously endangers the operation safety of offshore wind turbines. The effect of initial delamination of various depths and areas on the ultimate tensile load of laminates is studied based on experiments and numerical ...
Wen Xin, Hui Li, Xiaolong Lu, Bo Zhou
doaj   +1 more source

A new test methodology based on structural resonance for mode I fatigue delamination growth in an unidirectional composite [PDF]

open access: yes, 2013
A specific device has been set up to test by vibration resonance the mode I fatigue delamination growth onset of composite laminates. This test system, based on the DCB test specimen, is a mass-spring-specimen dynamic system designed to resonate.
Rico, Germain   +4 more
core   +1 more source

Delamination Growth of Piezoelectric Cylindrical Shell with Delamination under Hygrothermal Conditions

open access: yesNonlinear Engineering, 2015
The delamination growth may occur in delaminated piezoelectric shell subjected to external dynamic load and it will further cause structural failure. Based on the variational principle of moving boundary and considering the contact effect between
Jinhua Yang, Wenliang Fan
doaj   +1 more source

Delamination of Composite Laminate Plate by Sliding Load Mode

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2017
The paper presents the mixed-mode delamination response of laminate plate made of two sublaminates. To this purpose a sliding load mode of delamination is proposed as failure model.
Kormaníková Eva
doaj   +1 more source

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