Filters








144,919 Hits in 2.8 sec

Finite failure is and-compositional

R Gori
1997 Journal of Logic and Computation  
doi:10.1093/logcom/7.6.753 fatcat:a6y3pwqxxrf2fi5o2nbj2ctak4

Finite element analysis of burst pressure of composite hydrogen storage vessels

P. Xu, J.Y. Zheng, P.F. Liu
2009 Materials & Design (1980-2015)  
In this research, a 3D parametric finite element model is proposed to predict the damage evolution and failure strength of the composite hydrogen storage vessels, in which a solution algorithm is proposed  ...  The birth-to-death element technique in the finite element analysis is used to describe the mechanical properties of carbon fiber/epoxy composite elements.  ...  A finite element algorithm is proposed and the birth-to-death element technique is used to deal with the damage and failure evolution behavior and the failure pressure of composite vessel.  ... 
doi:10.1016/j.matdes.2009.03.006 fatcat:fp3kit7edbhd5hojfqaxvuru3y

Progressive Failure Analysis of Laminated Composite Plates with Elliptical or Circular Cutout Using Finite Element Method

A Lakshminarayana, R Vijayakumar, G Krishnamohana Rao
2016 IOP Conference Series: Materials Science and Engineering  
The progressive failure analysis of symmetrically laminated composite plate [0°/+45°/-45°/90°]2s with circular or elliptical cutout under uniform uniaxial compression loading is carried out using finite  ...  It is observed that the laminate size of the elliptical/circular cutout and plate thickness has substantial influence on the ultimate failure load of notched composite plates.  ...  88-97 [4] Pal P and Ray C 2002 Progressive failure analysis of laminated composite plates by finite element method Journal of Rinforced Plastics and Composites 21 1505-13 [5] Singh S B and Kumar A 1999  ... 
doi:10.1088/1757-899x/149/1/012104 fatcat:oc3iqye4afa35hyeigq7loibsy

Research on the mechanical properties prediction of carbon/epoxy composite laminates with different void contents

Aying Zhang, Haibao Lu, Dongxing Zhang
2014 Polymer Composites  
The article proposes the failure criterion of the static mechanical strength of the fabric fiber reinforced composites based on the improved Hashin failure criterion that is suitable for the undirectional  ...  A finite element analysis model is established by using software ABAQUS TM combined with the sudden stiffness degradation model.  ...  The failure criterion of the static mechanical strength of the fabric fiber reinforced composites is proposed based on the improved Hashin failure criterion that is suitable for the undirectional composite  ... 
doi:10.1002/pc.23149 fatcat:vrceamxfqraupgrjxhdyyfru5m

First-ply failure analysis of laminated composite plates based on the layerwise linear displacement theory

T.Y. Kam, T.B. Jan
1995 Composite structures  
The finite element is used to determine the first-ply failure loads of a number of laminated composite plates on the basis of several phenomenological failure criteria.  ...  A finite element formulated on the basis of the layerwise linear displacement theory is used to study the first-ply failure of moderately thick laminated composite plates.  ...  used the finite element method which is formulated on the basis of the first order shear deformation theory to calculate the linear and nonlinear first-ply failure loads of laminated composite plates  ... 
doi:10.1016/0263-8223(95)00069-0 fatcat:fpqevce4v5bufeixivzc67el5y

Finite element analysis on parameterized model of fiber composite battledore

2019 International Journal of Multiphysics  
In this paper, a battledore was manufactured using fiber composites, and finite element analysis was carried out.  ...  rod, and the maximum failure factor was 0.38, which is higher than that of common aluminum alloy battledore.  ...  FINITE ELEMENT ANALYSIS OF FIBER COMPOSITES Finite element analysis Finite element is a numerical analysis method which is realized through computer [14] .  ... 
doi:10.21152/1750-9548.13.2.179 fatcat:rs5iz46hzzegxnbccc6z45m7la

Page 39 of American Society of Civil Engineers. Collected Journals Vol. 2, Issue 1 [page]

1998 American Society of Civil Engineers. Collected Journals  
The composite mechanics module is called before and after each finite element analysis.  ...  Depending on the dominant term in the MDE failure criterion, fiber failure and/or matrix failure is assigned.  ... 

Recent developments in finite element analysis for laminated composite plates

Y.X. Zhang, C.H. Yang
2009 Composite structures  
A review of the recent development of the finite element analysis for laminated composite plates from 1990 is presented in this paper.  ...  nonlinearity and large deformation analysis, and failure and damage analysis of composite laminated plates.  ...  Fewer finite element models have been developed for failure analysis of composite laminated plate based on HSDT, and one example is the 7-DOF finite element model including three displacements, two rotations  ... 
doi:10.1016/j.compstruct.2008.02.014 fatcat:rm3cwogxqzf4ngt32cqm3jes74

Failure Analysis of Generally Loaded Composite Laminated Structures Using Finite Element Method

M. Hegaze
2011 International Conference on Aerospace Sciences and Aviation Technology  
This technique is performed based on the stress and strain values in longitudinal (fiber direction) and transverse (matrix direction) directions of the composite.  ...  From the advantages of composite materials, it may pass through different modes of failure before reaching the complete failure.  ...  -Although, there is very little published work on the use of the finite element method for failure analysis of composite materials, most of that work is based on the current versions of commercial packages  ... 
doi:10.21608/asat.2011.23293 fatcat:lklocps67nf5vahtpjvruifsvm

Alfa Natural Fiber Composite Reinforcement for Concrete Beams

Sofiene Helaili, Moez Chafra, Yvon Chevalier
2021 Civil engineering and architecture  
steel bars of about 10 to 13 MPa, the maximal stress in the composite is equal to 0.460 MPa which is insignificant compared to the composite failure stress, which is about 229 MPa.  ...  The composite has a long-life and can support the efforts if the beam must be rehabilitated, for example.  ...  In a 40mm x 40mm x 160 mm beam, the stress at failure is about 3.82 MPa, but if composite plates are used, the stress failure increase 7.34 times and became 23.34.  ... 
doi:10.13189/cea.2021.090602 fatcat:v3sjlzoiondttg7niv7ihlkjpy

Finite-element Analysis of Composite Pressure Vessels with Progressive Degradation

Dr Nagesh
2003 Defence Science Journal  
Computational efficiency (CPU time) of the finite-element model is very important in the degradation study, and accordingly, equilibrium is not re-established in the nonlinear solution procedure implemented  ...  A degradation model incorporated into the finite-element analysis of the pressure vessel, based on a progressive failure criterion, has been discussed.  ...  PROGRESSIVE FAILURE ANALYSIS The finite-element method is useful to analyse the fibre composite structure in the progressive failure analysis.  ... 
doi:10.14429/dsj.53.2132 fatcat:5zovfueknjfvrhqvj7d4hxm6wq

Computation Method in Failure Analysis of Mechanically Fastened Joints at Layered Composites

Ivana Ilić, Zlatko Petrovic, Mirko Maksimović, Slobodan Stupar, Dragi Stamenković
2012 Strojniski vestnik  
Special attention in this work is paid to pin-load distributions and its effect on the load level of failure and its location.  ...  Special attention is paid to failure load and mode analyses in composites with stacking sequence [0/(±45) 3 /90 3 ] S . The computation results are compared with available experimental results.  ...  Nonlinear finite element analysis for the joints composite structural components [19] is conducted by MSC/NASTRAN, [20] .  ... 
doi:10.5545/sv-jme.2011.157 fatcat:jr53obwetnhnlkshmq4it2nc7i

Predictions of deflection and first-ply failure load of thin laminated composite plates via the finite element approach

T.Y. Kam, H.F. Sher, T.N. Chao, R.R. Chang
1996 International Journal of Solids and Structures  
A nonlinear finite element method, which is based on the von Karman-Mindlin plate theory and thma principle of minimum total potential energy, is used to study the deformation and first-ply failure of  ...  It has been found that good agreement between the finite element and experimental load-strain curves before first-ply failure is observed.  ...  In this paper, a nonlinear finite element method based on the von Karman-Mindlin plate theory is used to study the nonlinear deflection and first-ply failure load of laminated composite plates subject  ... 
doi:10.1016/0020-7683(95)00042-9 fatcat:bg5p33yiqzcylii3co7enfsccq

Postbuckling and failure analysis of layered composite panels
Analiza gubitka stabilnosti i inicijalnih otkaza pritisnutih kompozitnih panela primenom MKE

Katarina Maksimović, Mirko Maksimović, Ivana Vasović-Maksimović, Boško Rašuo, Stevan Maksimović
2020 FME Transaction  
A simple method is proposed to predict buckling loads and the post-buckling behaviour together with initial failure analysis of layered composite panels.  ...  For this purpose and for the investigation of the failure responses improved 4-node layered shell finite elements are used.  ...  A finite element computational procedure is incorporated for the first-ply failure analysis of laminated composite shells.  ... 
doi:10.5937/fme2002447m fatcat:kgz7espu3ba3dgjviccqi5cuja

Effects of Laminate Arrangement on the Failure Behaviour of Hybrid Composite Plates under Transverse Sinusoidal Load

Ahmad Fuad Ab Ghani, Azizul Hakim Samsudin, Shaheera Diana Mohd Sharom, Yongtao Lu, Jamaluddin Mahmud
2019 International Journal on Advanced Science, Engineering and Information Technology  
Hybrid composite are commonly utilized to improve the unexpected and instantaneous failure mode of composites. Nevertheless, the failure behaviour of hybrid composites is still not well understood.  ...  Prior to determining the first and last ply failure of the hybrid composite plate, numerical validation was conducted to ensure the accuracy of the finite element software.  ...  This theory is straightforward and simple way to predict failure of composites and the interaction between the stresses that act on the lamina is unnecessary to consider [6] .  ... 
doi:10.18517/ijaseit.9.3.2943 fatcat:l3mqivg75bh5nl27eelolcsyim
« Previous Showing results 1 — 15 out of 144,919 results