World Journal of Engineering: Volume 8 Issue 3

Evaluation of in-plane shear failure in composite laminate with varying ply orientation

S. Vali-Shariatpanahi, S. Noroozi, J. Vinney

This paper presents the results from a study of the in-plane (interlamina) shear characteristics of specific CFRP with a particular balanced lay-up of 12 ply cured laminates. This…

Method of determining key parameters of thread arrangement in structure of single-layer woven fabric for reinforcement of composite textile material

Elena Chepelyuk, Valeriy Choogin, David Hui, Jenny Cousens

In the work, the comparative analysis geometrical model of a transitional site of thread in structure of a woven fabric of a plain wave is resulted. Key parameters of an…

Physico-mechanical properties and fracture characteristics of composite lumber

Shahril Bahari, Wan Raihan Wan Jaafar

The bamboo strips and oil palm trunk veneers were laid-up together alternately using phenol formaldehyde (PF) adhesive to form composite lumber with two different types of layer…

Physical and geotechnical characteristics of stabilized and unstabilized tropical peat soil

P. Kolay, M. Aminur

This paper presents physical and geotechnical characteristics of unstabilized (original) and stabilized peat soil samples from Sarawak, Malaysia. Peat soil is heterogeneous, with…

Review of algorithms of structural optimization with discrete variables

Yancang Li, Beibei Heng, Lingren Kong, Weijuan Yang

Much work has been done on the optimization of the discrete variable structure design. In order to handle the optimization problem effectively, the related theories, methods, and…

Axial capacity of circular concrete-filled steel tube columns

Mostefa Mimoune, Fatima Mimoune, Mourad Youcef

In this article, we present an analysis of the axial compression behavior of thin circular tube columns filled with concrete. Experimental study was conducted by using one…

Protective thermostable composite cover for cosmic flying apparatus

V. Choogin, D. Hui, E. Chepelyuk, Hazizan

The experience of using space apparatus type Shuttle testifies the unreliability of an applied design of a thermostable cover for flying apparatus made of separate tiles. To…

Effect of RE on as-cast ageing process of Al-Si alloys

Shenghai Wang, Chuncheng Yang

The microstructure difference and enthalpy changes have been investigated by scanning electron microscopy (SEM) and differential scanning calorimetry (DSC) during the as-cast…

Development and characterization of carbon-carbon composite for aircraft brake pad using preformed yarn method

P. Naik, M. Ibrahim, A. Surendranathan, M. Mujeebu

This paper presents the synthesizing of carbon-carbon (CC) composites by preformed yarn (PY) method, by varying the percentage of carbon fiber volume. The PY used is carbon fiber…

Progressive failure analysis of composite pi joint with 3D FE modeling

Shenyan Chen, M. Yasser, Zhiwei Lin, Hai Huang, Xianzhu Liang

Aimed at the complex failure modes of composite pi joint, the material elastic modulus degradation method was applied to simulate the progressive failure procedure. A…

Influence of SiC particles size and undercooling on AZ91 based composite heterogeneous nucleation model parameters

P. Zak, J. Lelito, J. Suchy, W. Krajewski, K. Haberl, P. Schumacher

The aim of this paper was to determine fitting parameters in grain density of the magnesium primary phase function in AZ91/SiC composite heterogeneous nucleation model. Nucleation…

Nanomechanical properties of differently oriented YBCO thin films

Jacob Azoulay

The high Tc superconductors (HTS) are characterized by magneto electric anisotropy due to their pronounced material anisotropy. It is expected to observe also some mechanical…

A new calculating method for carbonate reservoir geological reserves

Yanchao Li, Lei Wang, Weilong Meng

According to the results of FMI log interpretation and the water cut trend of low permeable carbonate reservoirs, the model of the fluid distribution in the fracture-cavity pore…

Greige cotton comber noils for sustainable nonwovens

P. Sawhney, M. Reynolds, C. Allen, B. Condon, R. Slopek, D. Hinchliffe, D. Hui

The aim of this study was to determine feasibility of utilizing greige (non-bleached) cotton comber noils in the development of hydroentangled cotton fabrics for certain end-use…