Results 11 to 20 of about 607 (149)

Research on IGBT Bonding Wires Crack Propagation at the Macro and Micro Scales

open access: yesIEEE Access, 2021
Under the action of a complex and harsh working environment, the damage of the IGBT power module’s packaging interconnection structure is the primary failure mode.
Jun Luo   +4 more
doaj   +1 more source

Research on Fatigue Crack Propagation of 304 Austenitic Stainless Steel Based on XFEM and CZM

open access: yesMetals, 2020
The fatigue crack propagation of 304 austenitic stainless steel was studied both by experiments and numerical simulations. Two methods were applied to simulate the crack propagation: the extended finite element method (XFEM) and the cohesive zone model ...
Xiaodong Hu   +4 more
doaj   +1 more source

A Moving Cohesive Mesh Formulation to Predict Debonding Phenomena in Layered Structures [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
A new numerical formulation, which combines the Cohesive Zone Model (CZM) approach with the Arbitrary Lagrangian-Eulerian (ALE) methodology to investigate the crack onset and evolution of multilayer composite beams is presented.
Marco Francesco Funari   +2 more
doaj   +1 more source

Predicting the Flexural Behaviour of CFRP-Strengthened Concrete Beam using Combined XFEM and Cohesive Zone Model

open access: yesJournal of Applied Science and Engineering, 2022
This paper presents the numerical strength prediction of externally carbon fibre reinforced polymer (CFRP)- strengthened concrete beams using a traction-separation law.
Zaim Omar   +3 more
doaj   +1 more source

Fatigue crack propagation within Al-Cu-Mg single crystals based on crystal plasticity and XFEM combined with cohesive zone model

open access: yesMaterials & Design, 2021
A method combining crystal plasticity (CP), the eXtended Finite Element Method (XFEM), and cohesive zone model (CZM) with traction separation law is developed for an Al-Cu-Mg alloy to predict the effect of grain orientation on fatigue crack propagation ...
Qi Zhao   +3 more
doaj   +1 more source

Multiscale modeling of interfacial mechanical behaviours of SiC/Mg nanocomposites

open access: yesMaterials & Design, 2019
The aim of this investigation is to predict the interface separation behavior of silicon carbide (SiC) reinforced magnesium (Mg) matrix composites via multiscale simulations.
Xia Zhou   +4 more
doaj   +1 more source

Post-buckling analysis method of stiffened composite panels and test verification

open access: yesJournal of Aeronautical Materials, 2021
Post-buckling analysis methods of fiber-reinforced T section stiffened composite panels were investigated. In this paper, the Finite Element Model was presented.
LIN Guowei, LI Xinxiang
doaj   +1 more source

A CORRECTED COHESIVE ZONE MODEL IN THE INTERLAMINAR FRACTURE OF COMPOSITE

open access: yesJixie qiangdu, 2021
In order to consider both material damage of the crack tip and the initial fracture toughness,a corrected cohesive zone model( CZM) that considers the influence of material damage of the initial crack propagation has been proposed. The corrected cohesive
JIA YunLong, XU Lin, XIANG Bin
doaj  

Study of influence of various loading parameters on crack propagation by using Cohesive Zone Modeling (CZM) approach

open access: yesOpen Engineering, 2011
Abstract Cohesive Zone Modeling (CZM) is one of the most promising tools to investigate nonlinear crack propagation in present time. In this study, CZM approach is used to investigate the influence of various type of loading parameters in nonlinear crack propagation.
Ahmed Riaz, Arifuzzaman Md.
openaire   +2 more sources

Simulasi Delaminasi pada Komposit Glass Fiber-reinforced Polymer (GFRP) dan Carbon Fiber-reinforced Polymer Menggunakan Metode Cohesive Zone Model (CZM) dan Virtual Crack Closure Technique (VCCT)

open access: yesJurnal Teknik ITS, 2020
Komposit digunakan untuk pengganti logam, dengan mempertimbangkan kekuatan yang tidak berbeda jauh dengan logam. Glass fiber-reinforced polymer (GFRP) dan carbon fiber-reinforced polymer (CFRP) merupakan dua komposit yang saat ini banyak digunakan. Namun pada penggunaannya komposit dapat mengalami kegagalan.
Dimas Bagus Setiawan   +2 more
openaire   +2 more sources

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