Film Cooling From Two Staggered Holes Rows of Opposite Injection Angles with Downstream Row Embedded In Arc Trench
Film Cooling From Two Staggered Holes Rows of Opposite Injection Angles with Downstream Row Embedded In Arc Trench

Assim H Yousif; Humam Kareem Jalghaf

Volume 32, 1A , January 2014, Page 1-12

https://doi.org/10.30684/etj.32.1A.1

Abstract
  Experimental investigation of film cooling from two staggered rows holes,backward and forward; of opposite injection angles has been done. The forward holes row was embedded in arc ...  Read More ...
Effect of Nickel Coating on Fatigue Resistance of Carburized AISI 301 Stainless Steel
Effect of Nickel Coating on Fatigue Resistance of Carburized AISI 301 Stainless Steel

Moayad Abdullah Mohammad; Jamal Nayief Sultan; Suhaila Younis Hussain; George Matti Hanosh

Volume 32, 1A , January 2014, Page 13-23

https://doi.org/10.30684/etj.32.1A.2

Abstract
  The present research deals with the study of the effect of Nickel Coating on the fatigue resistance of carburized and uncarburized AISI 301 stainless steel. Six groups of bending fatigue ...  Read More ...
Estimation of Cutting Tool Wear in Turning using Taguchi Method Depending on Weight of the Removed Tool Metal
Estimation of Cutting Tool Wear in Turning using Taguchi Method Depending on Weight of the Removed Tool Metal

Hussam Lefta Alwan; Baraa M.H. Albaghdadi; Mohanned M. H. AL-Khafaji; Asaad Ali Abbas

Volume 32, 1A , January 2014, Page 24-33

https://doi.org/10.30684/etj.32.1A.3

Abstract
  This paper focuses on using Taguchi method to determine the optimum turning parameters such as spindle speed, depth of cut, and feed rate, denoted by factor symbols A, B, and C respectively. ...  Read More ...
Kinetics, Thermodynamic and Mechanism of Ultrasonic Degradation of Benzene in Aqueous Solution
Kinetics, Thermodynamic and Mechanism of Ultrasonic Degradation of Benzene in Aqueous Solution

Ismail K.Al-Khateeb; Adawiya J.Haider; Ahmed M. Mohammed

Volume 32, 1A , January 2014, Page 34-45

https://doi.org/10.30684/etj.32.1A.4

Abstract
  Ultrasonic technology, as an innovative technology,was used for degradation of benzene in an aqueous solution under ultrasound frequency of 20 kHz at different temperatures with initial ...  Read More ...
Optimization of Microchannel Geometries to Enhance Convection Cooling of Parallel Plate Duct Flow
Optimization of Microchannel Geometries to Enhance Convection Cooling of Parallel Plate Duct Flow

Faris A. Badawy

Volume 32, 1A , January 2014, Page 46-62

https://doi.org/10.30684/etj.32.1A.5

Abstract
  Forced convection heat transfer from arrays of microchannels was considered for fixed volume and fixed pressure drop constraints. Order of magnitude relationships were developed for ...  Read More ...
Bluetooth Performance with Bursty Noise and Traffic
Bluetooth Performance with Bursty Noise and Traffic

Samah Abdulakreem Mustafa

Volume 32, 1A , January 2014, Page 63-73

https://doi.org/10.30684/etj.32.1A.6

Abstract
  Bluetooth is a novel radio indoor wireless technology supporting short range portable devices Ad hoc intercommunication. The evaluation of its performance has been receiving more attention ...  Read More ...
Applicability of Overall Index of Pollution (OIP) for Surface Water Quality in Assessment of Tigris River Quality within Baghdad
Applicability of Overall Index of Pollution (OIP) for Surface Water Quality in Assessment of Tigris River Quality within Baghdad

Alhassan H. Ismail

Volume 32, 1A , January 2014, Page 74-90

https://doi.org/10.30684/etj.32.1A.7

Abstract
  Water quality index is one of the most effective tools to communicate information on the quality of water to the concerned citizens and policy makers. In this study, an attempt has ...  Read More ...
Design a Model Predictive Controller for an Electrical Furnace System
Design a Model Predictive Controller for an Electrical Furnace System

Ali Majeed Mahmood

Volume 32, 1A , January 2014, Page 91-105

https://doi.org/10.30684/etj.32.1A.8

Abstract
  The purpose of this paper is to design a model predictive controller (MPC) to improve the performance of electric furnace system to the desired requirements. The presence of delay in ...  Read More ...
Inverse Kinematic of Biped Robot Based Simulated Annealing
Inverse Kinematic of Biped Robot Based Simulated Annealing

Abbas Hussien Miry

Volume 32, 1A , January 2014, Page 106-117

https://doi.org/10.30684/etj.32.1A.9

Abstract
  Biped robot has become more general purpose in our live as general behavioral patterns. It can walk very similar to human walking pattern. Therefore, many robots have been researched ...  Read More ...
Simulation and Mathematical Representation of N-Octane Aromatization on Ge-Re-Pt/Al2O3, Cs-Pt/ Al2O3,Re-Pt/ Al2O3 Catalysts
Simulation and Mathematical Representation of N-Octane Aromatization on Ge-Re-Pt/Al2O3, Cs-Pt/ Al2O3,Re-Pt/ Al2O3 Catalysts

Ramzy S. Hamied

Volume 32, 1A , January 2014, Page 118-131

https://doi.org/10.30684/etj.32.1A.10

Abstract
  In the present study mathematical representation was used to predict the reaction kinetics of the n-octane aromatization which tested with three types of catalysts by adding (Ge, Cs, ...  Read More ...
Finite Element Analysis of Machine Foundation Resting on End Bearing Piles
Finite Element Analysis of Machine Foundation Resting on End Bearing Piles

Ibtihal A. M. Al-Nakdy; Mohammed Y. Fattah; Mohammed J. Hamood

Volume 32, 1A , January 2014, Page 132-153

https://doi.org/10.30684/etj.32.1A.11

Abstract
  Dynamic effects of the machines play a major role in sizing of the foundation where conditions, like resonance is avoided by varying the stiffness and the mass of the structure which ...  Read More ...
Cathodic Protection for Steel Pipeline Using Solar Energy
Cathodic Protection for Steel Pipeline Using Solar Energy

Sami I. J. Al-rubaiey; Naser Korde Zed

Volume 32, 1A , January 2014, Page 154-161

https://doi.org/10.30684/etj.32.1A.12

Abstract
  The present work involves using Impressed Current Cathodic Protection Technique (ICCPT), to prevent corrosion of buried underground steel pipelines.Polarization method using galvanokinetic ...  Read More ...
Design, Simulation and Implementation of DC Motor Drive
Design, Simulation and Implementation of DC Motor Drive

Hameed Aubaid Ali; Majid K. Al-Khatat

Volume 32, 1A , January 2014, Page 162-175

https://doi.org/10.30684/etj.32.1A.13

Abstract
  In this paper, a suitable design of a dc controller is proposed and implemented, as a prototype and for a software simulation, so that is capable to overcome different hazards in operation. ...  Read More ...
Artificial Neural Network Control of Chemical Processes
Artificial Neural Network Control of Chemical Processes

Duraid Fadhil Ahmed

Volume 32, 1A , January 2014, Page 176-196

https://doi.org/10.30684/etj.32.1A.14

Abstract
  This paper presents an artificial neural network based control scheme for studying the control of continuous stirred tank reactor, distillation column and neutralization process and ...  Read More ...
Designing a Nonlinear PID Neural Controller of Differential Braking System for Vehicle Model Based on Particle Swarm Optimization
Designing a Nonlinear PID Neural Controller of Differential Braking System for Vehicle Model Based on Particle Swarm Optimization

Ahmed Sabah Al-Araji

Volume 32, 1A , January 2014, Page 197-214

https://doi.org/10.30684/etj.32.1A.15

Abstract
  This paper presents a nonlinear PID neural controller for the 2-DOF vehicle model in order to improve stability and performances of vehicle lateral dynamics by achieving required yaw ...  Read More ...
Modeling the Behavior of Frost Growth on Finned Tube Heat Exchanger
Modeling the Behavior of Frost Growth on Finned Tube Heat Exchanger

Zainab Hasoun H.Naji

Volume 32, 1A , January 2014, Page 215-229

https://doi.org/10.30684/etj.32.1A.16

Abstract
  A quasi-steady finite-volume model was developed for modeling a plain-finround-tube heat exchanger under frosted conditions. In this study, the heat and mass transfer characteristics ...  Read More ...
Some Properties of Concrete Containing High Fraction Volume of Metakaolin
Some Properties of Concrete Containing High Fraction Volume of Metakaolin

Kais J. Frieh; Waleed A.Abbas; Marawan Mohammed Hamid

Volume 32, 1A , January 2014, Page 230-248

https://doi.org/10.30684/etj.32.1A.17

Abstract
  In this research, a study has been made on the effect of high fractional volume of replacement Metakaolin that results from grinding and burning the local kaolin from (Doeakhla zone ...  Read More ...
2D and 3D Resistivity Imaging for Soil Site Investigation
2D and 3D Resistivity Imaging for Soil Site Investigation

Hussein H. Karim; Mahmoud R. AL- Qaissy; Nadia A. Aziz

Volume 32, 1A , January 2014, Page 249-272

https://doi.org/10.30684/etj.32.1A.18

Abstract
  Electrical Resistivity Imaging (ERI) method is one of the most promisingtechniques which is well suited to applications in the fields of geohydrology,environmental science and engineering. ...  Read More ...
Two-Stage and Walsh Interleavers for Interleave Division Multiple Access Systems
Two-Stage and Walsh Interleavers for Interleave Division Multiple Access Systems

Muayad Sadik Croock

Volume 32, 1A , January 2014, Page 273-285

https://doi.org/10.30684/etj.32.1A.19

Abstract
  Interleavers are essential system components for interleave division multiple access (IDMA). In this paper, two-stage interleavers are proposed based on two optimization criteria combines ...  Read More ...
Estimating the Reliability of the General Linear Failure 20 Distribution Using Simulation
Estimating the Reliability of the General Linear Failure 20 Distribution Using Simulation

Amal S. Atta; Nasser M. Abbas

Volume 32, 1A , January 2014, Page 1-18

https://doi.org/10.30684/etj.32.1A.20

Abstract
  This paper deals with estimating parameters and reliability function for the general linear failure rate distribution, which is an important probability distribution for studying the ...  Read More ...