Analysis and Comparison of DC-DC Boost Converter and Interleaved DC-DC Boost Converter
Analysis and Comparison of DC-DC Boost Converter and Interleaved DC-DC Boost Converter

Karrar S. Faraj; Jasim F. Hussain

Volume 38, 5A , May 2020, Page 622-635

https://doi.org/10.30684/etj.v38i5A.291

Abstract
  The step-up converters are widespread use in many applications, including powered vehicles, photovoltaic systems, continuous power supplies, and fuel cell systems. The reliability, ...  Read More ...
Effect of Orientation and Pre-Tension on Stresses Distribution on V-Die Bending Processes by Finite Element Method
Effect of Orientation and Pre-Tension on Stresses Distribution on V-Die Bending Processes by Finite Element Method

Adil S. Jabber; Aseel H. Abed; Anwar H. Zabon

Volume 38, 5A , May 2020, Page 636-648

https://doi.org/10.30684/etj.v38i5A.457

Abstract
  Simulation of metal forming processes using the Finite Element Method (FEM) is a well-established procedure, being nowadays possible to develop alternative approaches, such as inverse ...  Read More ...
Fabrication of Ni-ZrO2 Nanocomposite Coating by Electroless Deposition Technique
Fabrication of Ni-ZrO2 Nanocomposite Coating by Electroless Deposition Technique

Hiba M. Algailani; Adel K. Mahmoud; Hanna A Al-Kaisy

Volume 38, 5A , May 2020, Page 649-655

https://doi.org/10.30684/etj.v38i5A.491

Abstract
  This work aims preparation of Ni-based nanocomposite coating by electroless deposition method onto stainless steel (316L) substrate, the present work will compare the effects of incorporation ...  Read More ...
A Novel Application for Parabolic Trough Solar Collector Based on Helical Receiver Tube and Nano-Fluid with a Solar Tracking Mechanism
A Novel Application for Parabolic Trough Solar Collector Based on Helical Receiver Tube and Nano-Fluid with a Solar Tracking Mechanism

Saad T. Hamidi

Volume 38, 5A , May 2020, Page 656-668

https://doi.org/10.30684/etj.v38i5A.496

Abstract
  Novel techniques to enhance thermal performance using a helical coil receiver tube and Nano-fluid materials are presented in this paper. Two different applied techniques to enhance ...  Read More ...
Flexural Performance of Reinforced Concrete Built-up Beams with SIFCON
Flexural Performance of Reinforced Concrete Built-up Beams with SIFCON

Ghazwan K. Mohammed; Kaiss F. Sarsam; Ikbal N. Gorgis

Volume 38, 5A , May 2020, Page 669-680

https://doi.org/10.30684/etj.v38i5A.501

Abstract
  The study deals with the effect of using Slurry infiltrated fiber concrete (SIFCON) with the reinforced concrete beams to explore its enhancement to the flexural capacity. The experimental ...  Read More ...
Vision Improvement Using Titanium Dioxide Nanoparticles-Doped PMMA for Contact Lenses
Vision Improvement Using Titanium Dioxide Nanoparticles-Doped PMMA for Contact Lenses

Lina M. Shaker; Ali H. Al-Hamdani; Ahmed A. Al-Amiery

Volume 38, 5A , May 2020, Page 681-689

https://doi.org/10.30684/etj.v38i5A.327

Abstract
  Polymer-based nanocomposites exhibit various optical virtues such as a high refractive index (RI), the dispersion index (Abbe number (νd)) and visible light transmittance (T %) about ...  Read More ...
Study of Power System Load Flow Using FPGA and LabVIEW
Study of Power System Load Flow Using FPGA and LabVIEW

Ahmed Y. Yaseen; Afaneen A. Abbood

Volume 38, 5A , May 2020, Page 690-697

https://doi.org/10.30684/etj.v38i5A.346

Abstract
  The capability to rapidly execute the power flow (PF) calculations permit engineers in assured with stay bigger assured within the dependability, protection, and economical operation ...  Read More ...
Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
Influence of Fly Ash Addition on Behavior of Soft Clayey Soil

Hussein H. Karim; Zeena W. Samueel; Adel H. Jassem

Volume 38, 5A , May 2020, Page 698-706

https://doi.org/10.30684/etj.v38i5A.426

Abstract
  This paper investigates the impact of the fly Ash addition on the Geotechnical properties of soft soil as well as chooses the optimum percentage added of fly ash. To understand the ...  Read More ...
Pose Estimation of Objects Using Digital Image Processing for Pick-and-Place Applications of Robotic Arms
Pose Estimation of Objects Using Digital Image Processing for Pick-and-Place Applications of Robotic Arms

Firas S. Hameed; Hasan M. Alwan; Qasim A. Ateia

Volume 38, 5A , May 2020, Page 707-718

https://doi.org/10.30684/etj.v38i5A.518

Abstract
  Robot Vision is one of the most important applications in Image processing. Visual interaction with the environment is a much better way for the robot to gather information and react ...  Read More ...
Extract the Similar Images Using the Grey Level Co-Occurrence Matrix and the Hu Invariants Moments
Extract the Similar Images Using the Grey Level Co-Occurrence Matrix and the Hu Invariants Moments

Beshaier A. Abdulla; Yossra H. Ali; Nuha J. Ibrahim

Volume 38, 5A , May 2020, Page 719-727

https://doi.org/10.30684/etj.v38i5A.519

Abstract
  In the last years, many types of research have introduced different methods and techniques for a correct and reliable image retrieval system. The goal of this paper is a comparison ...  Read More ...
Utilization of Mineral Sequestration for CO2 Capturing in Car Parks and Tunnels
Utilization of Mineral Sequestration for CO2 Capturing in Car Parks and Tunnels

Aymen J. Alsaad; Tareq S. Al-Attar; Basil S. Al-Shathr

Volume 38, 5A , May 2020, Page 728-737

https://doi.org/10.30684/etj.v38i5A.594

Abstract
  Decreasing the emissions of CO2 that come from vehicle exhaust, especially in car parking and tunnels, is so vital. CO2 emissions cause corrosion to a reinforcement of concrete. Thus, ...  Read More ...
Velocity Kinematics Analysis and Trajectory Planning of 5 DOF Robotic Arm
Velocity Kinematics Analysis and Trajectory Planning of 5 DOF Robotic Arm

Tahseen Abaas; Ali A. Khleif; Mohanad Q. Abbood

Volume 38, 5A , May 2020, Page 738-747

https://doi.org/10.30684/etj.v38i5A.888

Abstract
  Trajectory planning is important in robots to achieve smooth path planning. This paper presents the velocity kinematics analysis and trajectory planning of a 5 DOF robotic arm. The ...  Read More ...
Performance Improvement of a Conventional Hydraulic Elevator by Using Electro-Hydraulic Servo Mechanism
Performance Improvement of a Conventional Hydraulic Elevator by Using Electro-Hydraulic Servo Mechanism

Jamal AK. Mohammed; Walaa M. Hashim; Bahaa S. Beram

Volume 38, 5A , May 2020, Page 748-760

https://doi.org/10.30684/etj.v38i5A.367

Abstract
  An electro-hydraulic elevator is a new type of enhanced elevators that are used in low-rise buildings that do not exceed more than three floors. In this paper, an electro-hydraulic ...  Read More ...
Effect of Different Laser Welding Parameter on Welding Strength in Polymer Transmission Welding Using Semiconductor
Effect of Different Laser Welding Parameter on Welding Strength in Polymer Transmission Welding Using Semiconductor

Farah M. Shaker; Mohanned M. AL-Khafaji; Kadhim A. Hubeatir

Volume 38, 5A , May 2020, Page 761-768

https://doi.org/10.30684/etj.v38i5A.368

Abstract
  In this work, the diode laser (810μm wavelength) was used for laser transmission welding application on PMMA (polymethylmethacrylate). The welding was done between opaqueness and ...  Read More ...
Arabic Speaker Identification System Using Multi Features
Arabic Speaker Identification System Using Multi Features

Rawia A. Mohammed; Nidaa F. Hassan; Akbas E. Ali

Volume 38, 5A , May 2020, Page 769-778

https://doi.org/10.30684/etj.v38i5A.408

Abstract
  The performance regarding the Speaker Identification Systems (SIS) has enhanced because of the current developments in speech processing methods, however, an improvement is still required ...  Read More ...
Engine Performance with Diesel-Biodiesel Blends Fuel and Emission Characteristics
Engine Performance with Diesel-Biodiesel Blends Fuel and Emission Characteristics

Marwa N. Kareem; Adel Mahmood Saleh

Volume 38, 5A , May 2020, Page 779-788

https://doi.org/10.30684/etj.v38i5A.419

Abstract
  In this study, the sunflowers oil was utilized as for producing biodiesel via a chemical operation, which is called trans-esterification reaction. Iraqi diesel fuel suffers from high ...  Read More ...
Effect of Modified Asphalt Cement of the Performance of Stone Matrix Mixtures
Effect of Modified Asphalt Cement of the Performance of Stone Matrix Mixtures

Duaa A. Khalaf; Zaynab I. Qasim; Karim H. Al Helo

Volume 38, 5A , May 2020, Page 789-800

https://doi.org/10.30684/etj.v38i5A.489

Abstract
  This research investigates the behavior of Stone Matrix Asphalt mixtures (SMA) modified with styrene-butadiene-styrene (SBS) polymer at four percentages (1, 2, 3 and 4%) by weight of ...  Read More ...