نتایج جستجو برای: fiber reinforced materials

تعداد نتایج: 585983  

2007
M. Brun P. Ponte Castañeda

This work presents a homogenization-based constitutive model for the mechanical behavior of elastomers reinforced with aligned cylindrical fibers subjected to finite deformations. The proposed model is derived by making use of the second-order homogenization method [Lopez-Pamies, O., Ponte Castañeda, P., 2006a. On the overall behavior, microstructure evolution, and macroscopic stability in rein...

Mostafavi, Azam sadat, Nokar, Saeed,

Evaluation of different materials used for post construction and stress distribution in the radicular dentin using finite element method Dr. S. Nokar *- Dr. AS. Mostafavi ** *Assistant Professor of Prosthodontics Dept., Faculty of Dentistry, Tehran University / Medical Sciences. **Resident of Prosthodontics Dept., Faculty of Dentistry, Tehran University / Medical Sciences. Abstract Background a...

Journal: :international journal of civil engineering 0
c. gümüşer civil eng. genaral directorate oh highways, sivas, tur a. şenol cumhuriyet university faculty of engineering. civil engineering department sivas/turkey

the total coal and lignite consumption of the thermic power plants in turkey is approximately 55 million tons and nearly 15 million tons of fly ash is produced. the remarkable increase in the production of fly ash and its disposal in an environmentally friendly manner is increasingly becoming a matter of global concern. studies for the utilization of fly ash in turkey are necessary to reduce en...

Journal: :journal of structural engineering and geo-techniques 2015
alireza tabarsa seyedjassem hosseini

in this study the performance of clay nano-particles on the soil reinforced with polypropylene fibers (pp-fiber) has been investigated. also a series of investigations concerning the effect of random orientation of fibers on the engineering behaviour of soil were conducted. soil mixtures were modified with varying percentages of nanoclay and fibers. unconfined compressive strength (ucs), compac...

2012
S. Jeyanthi J. Janci Rani

Natural fibers have recently become attractive to automotive industry as an alternative reinforcement for glass fiber reinforced thermoplastics. The best way to increase the fuel efficiency without sacrificing safety is to employ fiber reinforced composite materials in the body of the cars so that weight reduction can be achieved. Designing the structures with the focus on improvement aspects i...

Volume fraction of fibres (A), aspect ratio of fibres (B) and fibres orientation (C) are considered as control factors in the determination of hardness strength, hardness strength of plantain fiber reinforced polyester composites (PFR P). These properties were determined for plantain empty fruit bunch (PEFB) and plantain pseudo stem (PPS). Hardness tests were conducted on the replicated samples...

Alireza Tabarsa SeyedJassem Hosseini

In this study the performance of clay nano-particles on the soil reinforced with Polypropylene fibers (PP-fiber) has been investigated. Also a series of investigations concerning the effect of random orientation of fibers on the engineering behaviour of soil were conducted. Soil mixtures were modified with varying percentages of nanoclay and Fibers. Unconfined compressive strength (UCS), Compac...

2016
MARC DELGADO-AGUILAR FERNANDO JULIÁN M. ÀNGELS PÈLACH FRANCESC X. ESPINACH JOSÉ A. MÉNDEZ PERE MUTJÉ

The method described in the present work was assessed through the production of composite materials made of polypropylene reinforced with chemical thermomechanical pulp of hemp core fibers. Composite materials were obtained by extrusion and injection molding, and by the addition of a coupling agent to ensure a good interphase between fiber and matrix. In all cases, the composite materials were ...

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