Volume 13, Issue 3 (2020) | American Journal of Engineering and Applied Sciences

Local Features Supported by the Complement Feature for Image Segmentation

Salah Ameer — 2020-07-07

American Journal of Engineering and Applied Sciences, Published online: 7 July 2020; doi:10.3844/ajeassp.2020.327.332

An Eigen formulation is proposed for image thresholding/segmentation. A vector composed of local features, normalized intensity of each pixel and that of the neighboring pixels, is used to represent e...

Evolutionary Structural Optimization of Wind Bracing Connection Plates in Steel Structures

Reza Kasiri — 2020-07-15

American Journal of Engineering and Applied Sciences, Published online: 15 July 2020; doi:10.3844/ajeassp.2020.333.346

Evolutionary Structural Optimization (ESO) is one of the rules in structural engineering which has received much attention by the researchers. Today, the reduction of construction cost and weight is a...

Analysis of Artificial Neural Network Point Forecasting Models and Prediction Intervals for Solar Irradiance Estimation

Antônio Fabrício Guimarães de Sousa — 2020-07-17

American Journal of Engineering and Applied Sciences, Published online: 17 July 2020; doi:10.3844/ajeassp.2020.347.357

An accurate knowledge on solar irradiance prediction is particularly required for proper development and planning of Photovoltaic (PV) energy systems. The main purpose of the present research is to as...

The Multiple Tuned Mass Damper for Passive Control of Structures by Cuckoo Algorithm

Hamid Jafari Nia — 2020-07-16

American Journal of Engineering and Applied Sciences, Published online: 16 July 2020; doi:10.3844/ajeassp.2020.358.367

Adjustable mass dampers are recently used to reduce seismic vibrations of engineering structures. Function of these types of systems requires a suitable setting of their parameters. In this study, a p...

Fluid-Structure Interaction Analysis of a Piezoelectric Cantilever for Energy Harvesting

Bader Alshuraiaan — 2020-07-18

American Journal of Engineering and Applied Sciences, Published online: 18 July 2020; doi:10.3844/ajeassp.2020.368.374

A numerical investigation was conducted to study the impact of varying the velocity magnitude and the elasticity of the cantilever on the performance of the piezoelectric beam such as tip deflection a...

Experimental Analysis on the Running of CI Engine with Pongamia Oil-Diesel as Fuel for Exhaust Gas Recirculation (EGR) Technique

Abdullah Al-Ghafis — 2020-08-07

American Journal of Engineering and Applied Sciences, Published online: 7 August 2020; doi:10.3844/ajeassp.2020.375.382

Present days, I.C engines are the fundamental parts of shipping and automatic farming system, etc. Hence there is an exponentially up-surge in utilization of Diesel and gasoline products. At the same ...

Solutions to Managing Drought and Reducing Demands

Saeid Eslamian — 2020-07-29

American Journal of Engineering and Applied Sciences, Published online: 29 July 2020; doi:10.3844/ajeassp.2020.383.389

Conserving and saving water during droughts need a special attitude and great attention. Because according to a variety of studies conducted, nowadays our demand and need for water far exceed the amou...

Assessment of Urban Residential Land Use, Challenges and Control in Orita Obele Housing Estate, Akure, Nigeria

Muyiwa L. Akinluyi — 2020-07-31

American Journal of Engineering and Applied Sciences, Published online: 31 July 2020; doi:10.3844/ajeassp.2020.390.401

This study examined the various challenges involved in urban residential land use and control in Orita Obele housing estate, Akure Ondo-State Nigeria with a view to providing information that will inf...

Concentration of Carbon Monoxide in an Enclosed Parking Garage

Nayef Z. Al-Mutairi — 2020-08-11

American Journal of Engineering and Applied Sciences, Published online: 11 August 2020; doi:10.3844/ajeassp.2020.402.408

The findings of this preliminary study could be indicative of all other Kuwait car parks. The extension of the enclosed car park facilities situated in the heavy building cellars will in the near futu...

Analysis of Trends in Daily and Overnight Temperature Over Iran's Zayanderud River Basin

Ali Zahraei — 2020-08-04

American Journal of Engineering and Applied Sciences, Published online: 4 August 2020; doi:10.3844/ajeassp.2020.409.418

Daily and overnight temperature trends in annual time-scale for Zayanderud river basin using 37 meteorological stations were studied. According to the results the majority of trends in the time series...

An Heuristic Approach Toward Innovative Tire Re-Design Through Advanced Technologies

Ramundo Fulvio Enzo — 2020-08-22

American Journal of Engineering and Applied Sciences, Published online: 22 August 2020; doi:10.3844/ajeassp.2020.419.425

In the field of mobility and road transport, tires are components of a vehicle that play a decisive role in active safety. Monitoring tire conditions can affect different areas: Transport safety, opti...

Multilevel Image Thresholding Using the Complement Feature

Salah Ameer — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.426.430

A novel Eigen formulation is proposed for image segmentation. Each pixel is represented by a unit vector having the x-component as the normalized gray value of the pixel. The axes of inertia are simpl...

Interaction between an Electron and a Quark Down

Relly Victoria Virgil Petrescu — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.431.435

The paper briefly studies the interaction between an electron and a down quark, considered integrated within a proton. It is therefore assumed that there is a down quark within a proton in which there...

Effect of Different Cycles of Thermal Fatigue in Steel Metallurgical Aspects ASTM SA-516 Grade 60

Eder Hermes Bicharra — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.436.444

The ASTM SA-516 steel has applications in compact steam boilers of low and medium temperature and pressure. Deterioration can show when exposed to high temperatures due to fuel gases burning. Failures...

Cut-Set Based Method to Determine the Maximum Demand Accommodated by a Multi-State Network

Moatamad Hassan — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.445.450

The reliability of a multi-state network is defined as the probability that the network can successfully send d (demand) units of data from the source to the sink. To predict the value of maximum dema...

About Supersonic Flight and Mach 3 Flying

Relly Victoria Virgil Petrescu — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.451.476

Aerospace-BAC Concorde was a supersonic passenger aircraft. It was the result of a government treaty between the French and British governments, combining the efforts of Aerospace and British Aircraft...

Contributions to the Hydrogen Fusion

Relly Victoria Virgil Petrescu — 2020-08-28

American Journal of Engineering and Applied Sciences, Published online: 28 August 2020; doi:10.3844/ajeassp.2020.477.486

The issue of hydrogen fusion is an important one because once done it will generate enough energy for humanity, which is why the paper addresses some new ideas in this important but also necessary fie...

Interaction Between an Accelerated Electron and a Quark up to Transform the Quark up into a Down Quark, so that the Proton Practically Becomes a Neutron

Relly Victoria Virgil Petrescu — 2020-09-03

American Journal of Engineering and Applied Sciences, Published online: 3 September 2020; doi:10.3844/ajeassp.2020.487.498

The paper briefly examines the possibility of transforming a proton into a neutron, by introducing an accelerated electron inside the proton, in order to penetrate it into one of the two up quarks in ...

A Comprehensive Review on Internet of Things (IoT) and its Implications in the Mining Industry

Fatemeh Molaei — 2020-09-03

American Journal of Engineering and Applied Sciences, Published online: 3 September 2020; doi:10.3844/ajeassp.2020.499.515

The integration of computer-based technologies interacting with industrial machines or home appliances through an interconnected network, for teleoperation, workflow control, switching to autonomous m...

Design and Modeling the Prosthetic Foot from Suitable Composite Materials

Hasan Saad Mohammed — 2020-09-12

American Journal of Engineering and Applied Sciences, Published online: 12 September 2020; doi:10.3844/ajeassp.2020.516.522

This work concerns developing a composite material, which can be used in manufacturing prosthetic feet with a reasonable cost and satisfying mechanical properties. The characteristics were investigate...

A Theory that Wants to Obtain Particles Opposite to Protons, Having a Negative Charge

Relly Victoria Virgil Petrescu — 2020-09-11

American Journal of Engineering and Applied Sciences, Published online: 11 September 2020; doi:10.3844/ajeassp.2020.523.530

The present paper focuses on the possibility of obtaining antimatter, in the main purpose of then extracting massive energy by controlled fusion of matter and newly obtained antimatter. Since the most...

Some Aspects Related to Drones

Relly Victoria Virgil Petrescu — 2020-09-23

American Journal of Engineering and Applied Sciences, Published online: 23 September 2020; doi:10.3844/ajeassp.2020.531.562

Drones developed very quickly and today have come to conquer airspace even more than conventional aviation. Whether they are unmanned or with a crew, whether they are on autopilot, usually remotely co...

An Experimental Comparison for Compression of PLA Specimens Printed in In-Plane and Out-of-Plane Directions

Salvatore Brischetto — 2020-09-25

American Journal of Engineering and Applied Sciences, Published online: 25 September 2020; doi:10.3844/ajeassp.2020.563.583

The present work proposes an experimental comparison between the in-plane and out-of-plane compressive behaviors of 3D printed PolyLactic Acid (PLA) specimens. These specimens are produced via the Fus...

Finite Element Evaluation of RC Frames Strengthened with FRPs under Fire and Lateral Loads

Reza Salehi — 2020-09-27

American Journal of Engineering and Applied Sciences, Published online: 27 September 2020; doi:10.3844/ajeassp.2020.584.601

Reinforced concrete is one of the most common structures in the world. These structures may be under extreme loading conditions such as earthquake or they may confront with other flooding, impact or e...