Number of Articles: 15
Investigation of Groundwater Flow Direction in Port Harcourt, Nigeria
Volume 38, 12A , December 2020, Page 1744-1750
Abstract
The lack of reliable municipal water supply in the city of Port Harcourt has led to indiscriminate drilling of boreholes by the residents however, the direction of groundwater flow ... Read More ...Effect of ZrO2 Addition on Microstructure and Mechanical Properties of Al-Zn-Mg Alloy Matrix Composite
Volume 38, 12A , December 2020, Page 1751-1757
Abstract
Aluminum – based metal matrix composite are widely used in industrial applications compared with conventional and unreinforced alloy. The composite materials usually exhibit a ... Read More ...Spiritual Energy of Islamic House in Forming Cotemporary House
Volume 38, 12A , December 2020, Page 1758-1770
Abstract
The pace of daily life and its requirements are getting higher and are led by technology with its direct effects on the health of the individual. There is no doubt that its benefits ... Read More ...Safety Assessment of Hadithah Dam Under Extreme Operations and Collapsible Foundation Challenges
Volume 38, 12A , December 2020, Page 1771-1782
Abstract
The present study involves a coherence steps to re-analyze the scenario of presence of collapsible gypseous layers in the foundation of Hadithah dam under extreme operating conditions. ... Read More ...Calibration 7" – Cutthroat Flume as New Size for Discharge Measurement at Free Flow Condition
Volume 38, 12A , December 2020, Page 1783-1789
Abstract
This paper aims to conduct a series of laboratory experiments in case of steady-state flow for the new size 7 ̋ throat width (not presented before) of the cutthroat flume. For this ... Read More ...Empirical Formulas to Predict the Maximum Scour Depth With Debris Accumulation Around A Single Cylindrical Bridge Pier: An Experimental Study
Volume 38, 12A , December 2020, Page 1790-1800
Abstract
The probability of debris accumulation near bridge piers during the heavy storm and river flood convert the hydraulic action of flow and increase the scour depth due to the reduction ... Read More ...Manufacturing of Thermal and Acoustic Insulation From (Polymer Blend/Recycled Natural Fibers)
Volume 38, 12A , December 2020, Page 1801-1807
Abstract
These works study the characterization of thermal and acoustic insulation behavior of Polymer Blend/Recycled Natural Fibers. Acoustic insulation is an important property in design criterion ... Read More ...Effect of Cracks on the Natural Frequency of Cylindrical Shell Structures
Volume 38, 12A , December 2020, Page 1808-1817
Abstract
Shell structures are liable to different kinds of defects and damage like cracking and corrosion which may destroy their structural safety and affect the service life. The cracks' effects ... Read More ...A Sustainable Scheme for Minimizing Energy in Visual Sensor Network using Disjoint Set Cover Approach
Volume 38, 12A , December 2020, Page 1818-1831
Abstract
Directional sensors in wireless visual sensor networks attract growing attention as a promising tool for monitoring the real world; directional sensors consume energy for two main tasks: ... Read More ...Evaluating The Effects of Micro and Nano Size of Silica Filler on Asphalt Cement Properties
Volume 38, 12A , December 2020, Page 1832-1841
Abstract
This research study examines the practicability of using micro and nano size silica to improve the asphalt characteristics. Asphalt cement penetration grade of (60 /70) was prepared ... Read More ...Prediction of Surface Roughness of Mild Steel Alloy in CNC Milling Process Using ANN and GA Technique
Volume 38, 12A , December 2020, Page 1842-1851
Abstract
In this paper, Analysis Of Variance (ANOVA), Artificial Neural Network (ANN), and Genetic Algorithm (GA) have been studied to predict the effect of milling parameters on the Surface ... Read More ...Investigation the Effect of Negative Polarity of Surface Roughness and Metal Removal Rate During EDM Process
Volume 38, 12A , December 2020, Page 1852-1861
Abstract
The Electro discharge machine that named (EDM) is used to remove the metal from the workpiece by spark erosion. The work of this machining depends on the multiple variables. One of ... Read More ...Experimental and Numerical Investigation into Residual Stress During Turning Operation for Stainless Steel AISI 316
Volume 38, 12A , December 2020, Page 1862-1870
Abstract
RS (residual stresses) represent the main role in the performance of structures and machined parts. The main objective of this paper is to investigate the effect of feed rate with constant ... Read More ...Extended Meshfree Approach for Crack Statistical Analysis of Anisotropic Functionally Graded Brazilian Disc Subjected to Traction Load
Volume 38, 12A , December 2020, Page 1871-1879
Abstract
An extended meshless method that relying upon Galerkin formulation is applied on the crack analysis of orthotropic functionally graded Brazilian disc. Weak form is involved to solve ... Read More ...Optimal Quantitative Controller Design for Twin Rotor MIMO System
Volume 38, 12A , December 2020, Page 1880-1894