International Journal of Engineering and Applied Technologies

Description: The 21st volume of the International Journal of Engineering and Technologies is dedicated to analyzing engineering problems of operating and managing critical infrastructures objects. The analysis focuses on the key role of telecommunication provision for critical distributed control infrastructures. Based on the relative analysis, directions of secure network communications for critical infrastructures in power systems are provided.

Description: This volume of the International Journal of Engineering and Technologies is dedicated to engineering research dealt with study the possible use of fiber-reinforced polymer as a retrofitting technique in steel columns by formulating the corresponding contact conditions; analysis of the possibility of use Chrysophyllum albidum fruit shell as an absorbent in the recovery of hydrocarbons for spent engine oil; exploration of the congestion of the traffic flow in the road transport system using the neural network and some training algorithms.

Description: This volume of the International Journal of Engineering and Technologies reveals the latest scientific and engineering research dealt with the public transport drivers’ perceptions and their socio-demographic background to understand the behavioral variations in the occurrence of crashes of public transport; analysis of dielectric dependent absorption characteristics in carbon nanotube-based infrared phototransistor; researching the abrasion process and physical properties of rattan cane fiber-based epoxy composites; evaluation of spark ignition engine performance using ethanol as doping agent on the constant speed test.

Description:

This volume describes the optimization of quantum well solar cells where thicknesses of different layers have been varied to obtain the optimum thickness for maximum efficiency; the effect of cooling rate on the as-cast structure and mechanical properties of an Al-Si eutectic alloy and other factors such as pouring temperature, melt treatments, physical and thermal properties of the mould, and alloy composition constant.

Description:

This volume of the International Journal of Engineering and Technologies presents the newest investigations concerned with parametric finite element analysis of a spider connector used in façade and floor glazing systems; development of the insulating material from the coconut husk and disposable diaper pads fibers with further determination of its thermal properties as well as carrying out an investigation of the mechanical properties of palm kernel fibre reinforced with a waste water sachet material (polyethylene); evaluation of the inhibition efficiency and adsorption mechanism of Cola nitida Schott & Endl. leaves extract on mild steel protection at different concentrations and conditions; estimation of the tribiological behaviour of periwinkle shell powder-filled recycled polypropylene composites.

Description: This volume of the International Journal of Engineering and Technologies reveals the latest scientific findings dealt with development of a protective epoxy coating to prevent the microbial induced corrosion in reinforced concrete sewers as well as investigation of the Nsu clay from south-eastern Nigeria to alumina leaching in hydrochloric acid solution with reference to the thermal treatments; evaluation of the combining effect of the agricultural residues on the yield and quality of bio-oil production; determination of the optimal allocation and impact of distributed generation on electric power system in terms of power loss reduction.

Description:

This volume of the International Journal of Engineering and Technologies highlights the latest scientific outputs concerned with investigation of the effect of finite clamping torque on static and dynamic response of cantilever beam of different slenderness ratio as well as development and design of a satisfactory, affordable and effective hand-crank sheller capable of utilizing different shelling mechanisms. A review devoted to observation of the various pretreatment technologies involved in the biochemical conversion of biomass to bioethanol from lignocellulosic biomass can also be found in the volume.

Description: This volume of the International Journal of Engineering and Technologies reports on the latest scientific researches dealt with development a new hybrid system of off-line analytical recognition of Arabic handwriting combining a neural network type multi-layer perceptron and hidden Markov models; studding the dependencies between flammability, combustibility, fume evolution of epoxy matrix composites and amount and chemical type of fillers and admixtures; exploration the control characteristics of three axis paraleel mechanism using a microcontroller and c++ language.