Results 21 to 30 of about 100,713 (258)

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 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

Simulation of Delamination Evolution of Slab Ballastless Track under Vertical Impact

open access: yesShock and Vibration, 2021
During the running of a high-speed train, the wheel may bounce on the rail due to the track irregularity. The wheel bounce could generate a vertical impact, leading to the initiation and expansion of delamination between layers of the track structure. In
Yu Liu   +4 more
doaj   +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 numerical study on impact and compression after impact behaviour of variable angle tow laminates [PDF]

open access: yes, 2013
Recent developments of variable angled tow (VAT) technology have indicated that variable stiffness composite laminates offer a strong potential for structural tailoring.
Dang, Thi D., Hallett, Stephen R.
core   +2 more sources

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

Failure Analysis of Composite Curved Beam with Initial Delamination Damage

open access: yesAerospace
This paper provides a comprehensive analysis of common manufacturing delamination defects in composite curved beams, as well as delamination issues arising from cutting processes in engineering practice. Curved beams, widely used as connecting components
Xiaojing Zhang, Kai Shao, Xinyu Niu
doaj   +1 more source

Finite element simulation of delamination process in composite materials [PDF]

open access: yesMATEC Web of Conferences, 2019
The delamination phenomenon is undesirable and constitutes a major problem. In this paper, a study of delamination for composite materials reinforced with unidirectional glass fibers in polyester matrix is analyzed.
Sabău Emilia   +3 more
doaj   +1 more source

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