Results 101 to 110 of about 1,443 (188)

FINITE ELEMENT MODELING OF THE CRACK PROPAGATION IN RC BEAMS BY USING ENERGY APPROACH

Journal of Urban and Environmental Engineering, 2014
In present study, an interface element with nonlinear spring is used to simulate cohesive zone model (CZM) in reinforced concrete (RC) beam for Mode I fracture.
Shahriar Shahbazpanahi, Chia Paknahad
doaj  

Fracture analysis of adhesive Joints using intrinsic cohesive zone models”, Key Eng Mat 348 [PDF]

, 2007
In this paper Cohesive Zone Model (CZM) concepts are applied in order to study mode I fracture in a pre-cracked bonded Double Cantilever Beam (DCB) specimen.
C Maletta, M Alfano, A Leonardi, F Furgiuele, G H Paulino   +4 more
core  

Novel criterion for W-Cu interlayer joint delamination in divertor target monoblock under heating through ANSYS-CZM parametric studies

Nuclear Materials and Energy
To evaluate the possibility of delamination in the joint interface between the divertor target tungsten monoblock and the copper interlayer, the stress and displacement distributions around the joint interface under monotonic heat loading up to the ...
Yuta Tobata, Motoki Nakajima, Dai Hamaguchi, Takashi Nozawa   +3 more
doaj   +1 more source

Simulating Composite Delamination with a Damage-Type Cohesive Zone Model [PDF]

, 2018
Interlaminar damage (delamination) is one of the predominant forms of failure in laminated composites, which is broadly used in aerospace, astronautical and automobile industry and many other fields.
Du, Haodong
core   +1 more source

Assessment of Reinforcement Effect of FRP-Strengthened Shield Segment Joint Based on the CZM Model

Advances in Civil Engineering
As the weakest link in the shield segment, the reinforcement and repair technology of shield segment joint has received widespread attention. In this study, an finite element model utilizing a cohesive zone model (CZM) was constructed to simulate the ...
Jianjun Kuang, Yuanqing Chen, Xiaofei Li, Wei Guo, Jia Li, Yiqun Huang   +5 more
doaj   +1 more source

Unified Cohesive Zone Model for Damage Modeling Due to Cyclic Loading [PDF]

, 2017
In this dissertation a non-Paris law based unified fatigue cohesive zone model (CZM) capable of predicting both fatigue crack initiation and propagation of delamination cracks in composites with or without starter cracks or stress concentrators has been ...
Schesser, Derek
core  

Numerical modelling of intergranular fracture in polycrystalline materials and grain size effects [PDF]

Fracture and Structural Integrity, 2011
In this paper, the phenomenon of intergranular fracture in polycrystalline materials is investigated using a nonlinear fracture mechanics approach. The nonlocal cohesive zone model (CZM) for finite thickness interfaces recently proposed by the present ...
P. Wriggers, M. Paggi
doaj  

Phase field-based cohesive zone approach to model delamination in fiber-reinforced polymer composites [PDF]

In the present work, a unified phase field-based cohesive zone model (PF-CZM) has been utilized to predict bulk fracture and most importantly interfacial delamination in carbon fiber-reinforced polymer composites (CFRP).
Kumar, Akash, Sain, Trisha
core   +1 more source

Study on a Simulation Method for IGBT Bonded Wire Cracking Under Power Cycling Conditions Considering the Effect of Damage Evolution

IEEE Access
For high-power modules with wire bonding as the interconnection method, fatigue damage and cracking at the bond interface are important forms of module failure.
Shengjun Zhao, Qi Wang, Tong An, Fei Qin
doaj   +1 more source

Numerical simulation of ductile crack propagation velocity in CO₂ pipeline

You-qi chuyun
[Objective] Carbon Capture, Utilization, and Storage(CCUS) technology is recognized as a crucial technology for strategically reducing CO2 emissions.
FU Yaru, ZHANG Dong, YAN Feng, WANG Yifan, BAI Fang, ZHANG Hong, LIU Xiaoben   +6 more
doaj   +1 more source