The comprehensive design feasibility for woven composites has been established by identifying the missing component in tool these materials, so-called controllable parameters. These are parameters that involved, directly or indirectly, manufacturing of preforms, and they include tow densities, number size filaments a intra-tow fibre volume fractions. Controllable have related through simple pro...

Segmenting micro-Computed Tomography (µCT) images of textile composites is a necessary step before modeling the material at mesoscale. However, accurate segmentation fiber bundles (or tows) remains challenge in carbon reinforced composites. Segmentation approaches based on local orientation perform well recognizing individual tows only under ideal conditions, namely when bordering two tows’ int...

In this study, an in-house finite element approach is developed to optimize fundamental frequency of variable stiffness composites considering manufacturing constraints tow steering process. The method uses the lamination parameters as design variables. Tow angles or fiber and their stacking sequence are computed from optimum by direct search method. Least-Squares Continuity (LSC) applied maint...

The only barrie r to a sm ooth move of g raduate women to the Notre Dame T ow nhouses and un­ d erg radua te women back into Badin is late com pletion of the tow n­ houses. Sr. John M iriam Jones, assistan t to the Provost, said everything is based on the tow n­ houses being done in tim e. Jones sa id ,“ The initial com ple­ tion date was Ju n e 1, so women could move in for the sum m er sessio...

after islamic revolution of 1979, the left wing had a new sphere to act in political eras, and overcastted on the other groups, but as soon as possible, the unreligious left leaved the political scene of iran after revolution. it seems the religious groups –as the only legal political actors- are integrated under “islamic republic party” but so soon, we saw the distinction between them all. jus...

Variable-angle-tow (VAT) composite laminates can eventually improve the mechanical performance of lightweight structures by taking advantage a larger design space compared to straight-fiber counterparts. Here, we provide scalable low- high-fidelity methodology retrieve tow angles that maximize buckling load and fundamental frequency VAT plates. A genetic algorithm is used solve optimization pro...