Synthesis and Studying SomeMechanical Properties of Nanocomposite
Synthesis and Studying SomeMechanical Properties of Nanocomposite

Fadhil A. Chyad; Abdul-Raheem K.Abid Ali; Auday A. Mehatlaf

Volume 31, 7A , June 2013, Page 1221-1228

https://doi.org/10.30684/etj.31.7A1

Abstract
  This study aims to synthesis a nanocomposite from Al2O3 – Cr2O3 and studying some of its mechanical properties like microhardness and fracture strength. X-Ray diffraction patterns ...  Read More ...
Effect of Using Equivalent Driving Energy on Small Model Driven Pile Capacity
Effect of Using Equivalent Driving Energy on Small Model Driven Pile Capacity

Kais Taha Shlash; Mohammed A. Al- Neami; Ahmed Majeed Ali

Volume 31, 7A , June 2013, Page 1229-1238

https://doi.org/10.30684/etj.31.7A2

Abstract
  Physical modeling is performed in order to study particular cases of the behavior of prototype and to validate theoretical and/or empirical hypotheses. However, most physical models ...  Read More ...
Fuzzy-Swarm Controller for Speed-Governor of Synchronous Generator
Fuzzy-Swarm Controller for Speed-Governor of Synchronous Generator

Abdulrahim Thiab Humod; Wisam Najm Al-Din Abed

Volume 31, 7A , June 2013, Page 1239-1262

https://doi.org/10.30684/etj.31.7A3

Abstract
  The main objective of this work is to propose an intelligent controller to enhance the performance of hydraulic turbine speed-governor of a Synchronous Generator (SG) during different ...  Read More ...
A Bezier Curve Based Free Collision Path Planning of an Articulated Robot
A Bezier Curve Based Free Collision Path Planning of an Articulated Robot

Tahseen Fadhil Abbas

Volume 31, 7A , June 2013, Page 1263-1275

https://doi.org/10.30684/etj.31.7A4

Abstract
  The main objective of this paper is to find a path for the robot arm from its given start point to its desired goal point in an automated manner without collision with the obstacles. ...  Read More ...
Optimization of Al-Doura Catalytic Naphtha Reforming Process Using Genetic Algorithm
Optimization of Al-Doura Catalytic Naphtha Reforming Process Using Genetic Algorithm

Zaidoon M. Shakoor

Volume 31, 7A , June 2013, Page 1276-1296

https://doi.org/10.30684/etj.31.7A5

Abstract
  Optimization of Al-Doura catalytic naphtha reforming process was done using genetic algorithm. The objective of optimization is maximization yield of the aromatics in order to increase ...  Read More ...
Numerical Analysis of Piled Raft Foundation on Clayey Soil
Numerical Analysis of Piled Raft Foundation on Clayey Soil

Hussein H. Karim; Mahmoud R. AL-Qaissy; Mudhafar K. Hameedi

Volume 31, 7A , June 2013, Page 1297-1312

https://doi.org/10.30684/etj.31.7A6

Abstract
  The piled raft foundations allow an increase in the load capacity and reduction of settlements in a very economic way as compared with the traditional foundation concepts. Due to the ...  Read More ...
Effect of Plastic Fibers on Properties of Foamed Concrete
Effect of Plastic Fibers on Properties of Foamed Concrete

Hisham K. Ahmed; Waleed A. Abbas; DohaM. Abdul-Razzaq

Volume 31, 7A , June 2013, Page 1313-1330

https://doi.org/10.30684/etj.31.7A7

Abstract
  The main objective of this work is to study the effect of adding plastic fibers on Lightweight Aggregate Foamed Concrete (LWAFC) using mix proportion of 1:2.6:0.4 by volume (cement: ...  Read More ...
Characteristics of Air Impingement From an Orifice on a Target Plate
Characteristics of Air Impingement From an Orifice on a Target Plate

Adnan A. Abdul Rasool

Volume 31, 7A , June 2013, Page 1331-1350

https://doi.org/10.30684/etj.31.7A8

Abstract
  The present work is an experimental and numerical CFD study of air impingement from orifices of different sizes in the range of (10-40) mm with a step increase of 10 mm. The impinging ...  Read More ...
ECG Signal Diagnoses Using Intelligent Systems Based on FPGA
ECG Signal Diagnoses Using Intelligent Systems Based on FPGA

Ali M. Abdul Kareem; Hanan A.R. Akkar

Volume 31, 7A , June 2013, Page 1351-1364

https://doi.org/10.30684/etj.31.7A9

Abstract
  This paper presents the use of Particle Swarm Optimization (PSO), neural networks with the most promising supervised learning algorithms for automatic detection of cardiac arrhythmias ...  Read More ...
Mechanical Properties of High Performance Fiber Reinforced Concrete
Mechanical Properties of High Performance Fiber Reinforced Concrete

Wasan Ismail Khalil; Ikbal Naeem Gorgis; Zeinab Raad Mahdi

Volume 31, 7A , June 2013, Page 1365-1387

https://doi.org/10.30684/etj.31.7A10

Abstract
  An experimental work was carried out to produce high performance concrete (HPC) using superplasticizer and silica fume reinforced with fiber. The variables studied were fibers type ...  Read More ...
Studying the Effect of Aluminum Powder Addition on Dielectric Behavior of Polyester Composite Materials
Studying the Effect of Aluminum Powder Addition on Dielectric Behavior of Polyester Composite Materials

Nirvana A. Abd Alameer; Shayma. H. Mohammad

Volume 31, 7A , June 2013, Page 1388-1394

https://doi.org/10.30684/etj.31.7A11

Abstract
  The effect of both weight fraction of aluminium and frequency on dielectric properties of Al- powder reinforced polyester composite materials were investigated. We study the dielectric ...  Read More ...
Inhibition of Aluminum Corrosion in Hydrochloric Acid Using Hexadecyltrimethyl Ammonium Bromide (Ctabr)
Inhibition of Aluminum Corrosion in Hydrochloric Acid Using Hexadecyltrimethyl Ammonium Bromide (Ctabr)

Anwer Abbas Hantoosh; Jamal M. Ali

Volume 31, 7A , June 2013, Page 1395-1403

https://doi.org/10.30684/etj.31.7A12

Abstract
  The corrosion inhibition of aluminum in (1M ) hydrochloric acid solution in the presence of Hexadecyltrimethyl ammonium bromide (CTABr) at temperature range of 30o – 50 Cowas ...  Read More ...
Face Image Recognition Using 2D PCA Algorithm
Face Image Recognition Using 2D PCA Algorithm

Maysaa Hameed Al-Hamdani

Volume 31, 7A , June 2013, Page 1404-1417

https://doi.org/10.30684/etj.31.7A13

Abstract
  The global features of face image have been extensively used for face recognition however they are sensitive to variations caused by expressions, illumination, pose, occlusions and ...  Read More ...
Arabic Word Recognition Based on 3D Radon and Multiwavelet Neural Network
Arabic Word Recognition Based on 3D Radon and Multiwavelet Neural Network

Tarik Zeyad Ismaeel

Volume 31, 7A , June 2013, Page 1418-1430

https://doi.org/10.30684/etj.31.7A14

Abstract
  In this paper, an automatic speaker–independent Arabic word speech recognition system is presented using 3D Radon and Multiwavelet neural network. The approach contains combining ...  Read More ...
Effect of Channel Slope on Discharge Coefficient of Cylindrical Crested Weirs
Effect of Channel Slope on Discharge Coefficient of Cylindrical Crested Weirs

Mohammed Tareq Khaleel

Volume 31, 7A , June 2013, Page 110-120

https://doi.org/10.30684/etj.31.7A15

Abstract
  This research paper investigates the effect of the longitudinal channel slope on the discharge coefficient of cylindrical weirs. The methodology applied is by adopting three different ...  Read More ...