Design of Trajectory Tracking Controller for a Differential- Drive Mobile Robot Platform Based on Integral Control
Design of Trajectory Tracking Controller for a Differential- Drive Mobile Robot Platform Based on Integral Control

Siba M. Sharef; Firas A. Raheem; Laith K. Majeed

Volume 32, Issue 11 , October 2014, Page 2587-2607

https://doi.org/10.30684/etj.32.11A.1

Abstract
  Atrajectory tracking controller based on integral control technique for the wheeled differential mobile robot using the kinematic model is proposed in this paper. The proposed controller ...  Read More ...
The Effect of Machine Vibration on the Settlement and Excess Pore Water Pressure in Saturated Sand
The Effect of Machine Vibration on the Settlement and Excess Pore Water Pressure in Saturated Sand

Nahla M. Salim; Falha H. Rahil; Khalid W. Abd Al-kaream

Volume 32, Issue 11 , October 2014, Page 2608-2626

https://doi.org/10.30684/etj.32.11A.2

Abstract
  This paper focuses on the effect of machine vibration on the variation of excess pore water pressure and settlement of saturated sand. A special setup is designed and manufactures to ...  Read More ...
Design and Implementations of a Mobile Target Tracking System Using FPGA
Design and Implementations of a Mobile Target Tracking System Using FPGA

Laiyth M. Al-Rawi; Dhafer R. Zaghar; Ekhlas H. Karam

Volume 32, Issue 11 , October 2014, Page 2627-2647

https://doi.org/10.30684/etj.32.11A.3

Abstract
  The design and implementations of a mobile target tracking system using field-programmable gate array (FPGA) are presented in this work. The idea of variable dimension (VD) filter which ...  Read More ...
Determination of Optimum Tool Design for FSW AA2024- T351
Determination of Optimum Tool Design for FSW AA2024- T351

Zuhair Sadeed Al- Tahir; Samir Ali Al- Rubaii; Qasim Abbas Atiah

Volume 32, Issue 11 , October 2014, Page 2648-2657

https://doi.org/10.30684/etj.32.11A.4

Abstract
  Friction stir welding is a relatively new joining process, which involves the joining of metals without fusion or filler materials. In this study, the effect of tool pin profile on ...  Read More ...
Behavior of Aluminum Columns Enhanced with CFRP and Filled by Lightweight Concrete
Behavior of Aluminum Columns Enhanced with CFRP and Filled by Lightweight Concrete

ad Fahad Resan

Volume 32, Issue 11 , October 2014, Page 2658-2672

https://doi.org/10.30684/etj.32.11A.5

Abstract
  An experimental study of composite columns of hollow circular aluminum tubes enhanced with a fibers reinforced polymer (FRP) sheet and filled by lightweight concrete are presented ...  Read More ...
Experimental Study of The Performance of The Dual Purpose Solar Collector
Experimental Study of The Performance of The Dual Purpose Solar Collector

Ahmed A. Mohammed Saleh; Maytham A. Jasim

Volume 32, Issue 11 , October 2014, Page 2673-2683

https://doi.org/10.30684/etj.32.11A.6

Abstract
  In the present work, experimental study has been done to estimate the performance of solar heating system by air-water (Dual) solar collector. Flat plate dual solar collector with dimensions ...  Read More ...
Real Time Wireless Smart Electrical Energy Meter System
Real Time Wireless Smart Electrical Energy Meter System

MofeedTurky Rashid

Volume 32, Issue 11 , October 2014, Page 2684-2699

https://doi.org/10.30684/etj.32.11A.7

Abstract
  Real time smart electrical energy meter network is one of the backbones for modern smart grid. It is very critical to have the right technologies for the efficient operation of smart ...  Read More ...
Investigating Forward kinematic Analysis of a 5-axes Robotic Manipulator using Denavit-Hartenberg Method and Artificial Neural Network
Investigating Forward kinematic Analysis of a 5-axes Robotic Manipulator using Denavit-Hartenberg Method and Artificial Neural Network

Israa R. Shareef; Iman A. Zayer; Izzat A. Abd Al Kareem

Volume 32, Issue 11 , October 2014, Page 2700-2713

https://doi.org/10.30684/etj.32.11A.8

Abstract
  Robot Forward kinematic equations' analysis is an essential and important manner to analysis the position and orientation of the end effectors of a robotic manipulator, where in this ...  Read More ...
Iterative Method of Data Transfer from CAD to CAM Systems for the Profile of Stamping Dies
Iterative Method of Data Transfer from CAD to CAM Systems for the Profile of Stamping Dies

Ali Abbar Khleif; Ahmed A. A. Duroobi; Ali Mohammed

Volume 32, Issue 11 , October 2014, Page 2714-2721

https://doi.org/10.30684/etj.32.11A.9

Abstract
  A proposal method for data transfer from CAD to CAM program has been investigated in the present work using iterative process for the stamping dies. The Bezier and B-spline equations ...  Read More ...
Image Based Vehicle Traffic Measurement
Image Based Vehicle Traffic Measurement

Hamid M. Hasan

Volume 32, Issue 11 , October 2014, Page 2722-2733

https://doi.org/10.30684/etj.32.11A.10

Abstract
  This research deals with measurement of the density of vehicles traffic. The traffic density is estimated from an image captured using the ordinary optical camera. An image processing ...  Read More ...
Effect of Height to Diameter Ratio on The Behaviour of High Performance Concrete Specimen with Different Shapes under Compression Load
Effect of Height to Diameter Ratio on The Behaviour of High Performance Concrete Specimen with Different Shapes under Compression Load

Kaiss F. Sarsam; Tareq S. AL-Attar; Mohammed M. Al-Saqi

Volume 32, Issue 11 , October 2014, Page 2734-2744

https://doi.org/10.30684/etj.32.11A.11

Abstract
  The strength of concrete is considered as the most basic and important material property in the design of reinforced concrete structures. The two standard methods (ASTMC39-03 and BS1881-part ...  Read More ...
Sliding Mode Controller for Nonlinear System Based on Genetic Algorithm
Sliding Mode Controller for Nonlinear System Based on Genetic Algorithm

Ahmed Khalaf Hamoudi

Volume 32, Issue 11 , October 2014, Page 2745-2759

https://doi.org/10.30684/etj.32.11A.12

Abstract
  Sliding Mode Controller (SMC) is a simple and effective method to recognize a robust controller for nonlinear system. It is a strong mathematical tool which gives a nonlinear robust ...  Read More ...
Effect of the Magnetic Field on the Fuel Consumption of a Spark Ignition Engine
Effect of the Magnetic Field on the Fuel Consumption of a Spark Ignition Engine

Adil Mahmood Salih; Maythem Mohammed Raheem

Volume 32, Issue 11 , October 2014, Page 2760-2772

https://doi.org/10.30684/etj.32.11A.13

Abstract
  The present work deals with the effect of the magnetic field on the performance of spark ignition engine. The engine performance was observed by examining the fuel consumption and brake ...  Read More ...
Effects of Welding Position, Heat Treatments, and Surface Roughness on the Fatigue Behavior of Welded Aluminum Alloys Using Friction Stir Welding
Effects of Welding Position, Heat Treatments, and Surface Roughness on the Fatigue Behavior of Welded Aluminum Alloys Using Friction Stir Welding

Shaker Sakran Hassan; Sadeq Hussein Bakhy; Athraa Ali Jawad

Volume 32, Issue 11 , October 2014, Page 2773-2787

https://doi.org/10.30684/etj.32.11A.14

Abstract
  The present work is aimed to study the fatigue behavior of friction stir welding for the similar and dissimilar joints taking into account the effects of welding position, post welding ...  Read More ...
An Experimental Study on Heat Transfer Enhancement for Porous Heat Exchange in Rectangular Duct
An Experimental Study on Heat Transfer Enhancement for Porous Heat Exchange in Rectangular Duct

Kifah H.Hilal; Adel M.Saleh; Muntaha H.Ebraheem

Volume 32, Issue 11 , October 2014, Page 2788-2802

https://doi.org/10.30684/etj.32.11A.15

Abstract
  Forced convection heat transfer of air in porous rectangular duct was investigated experimentally . The pad consist of (zig-zag ) metallic wire mesh insert with two different porosities ...  Read More ...
Effect of Internal Curing on StrengthDevelopment of High Performance Concrete by Using Crushed Lightweight Porcelinite
Effect of Internal Curing on StrengthDevelopment of High Performance Concrete by Using Crushed Lightweight Porcelinite

Tareq S. Al-Attar; Adil M. Abdullatif; Ayman J. Al-Saad

Volume 32, Issue 11 , October 2014, Page 2803-2814

https://doi.org/10.30684/etj.32.11A.16

Abstract
  High performance concrete, HPC, requires a low water-to-cementitious materials mass ratio w/cm and supplemental cementitious materials with silica fumes in the mixture, and use of a ...  Read More ...
Fluid Dynamic in Bubble Columns with Heat Exchanger Internals
Fluid Dynamic in Bubble Columns with Heat Exchanger Internals

Burhan Sadeq Abdulrazzaq

Volume 32, Issue 11 , October 2014, Page 2815-2829

https://doi.org/10.30684/etj.32.11A.17

Abstract
  The effects of vertical cooling internals on the gas hydrodynamics was studied in gas-liquid system (bubble columns) for column diameters, 15 and 30 cm in the absence and presence of ...  Read More ...
Optimization of Mild Steel Anodizing using Box-Wilson Experimental Design
Optimization of Mild Steel Anodizing using Box-Wilson Experimental Design

Sami Abualnoun Ajeel; Abeer Abdulhussein Radhi

Volume 32, Issue 11 , October 2014, Page 2830-2845

https://doi.org/10.30684/etj.32.11A.18

Abstract
  In this study, a mild steel alloy has been used to determine the influences of voltage, temperature, concentration and time on the film growth, thickness, characteristics and properties ...  Read More ...
The Visible and The Nvisible in Architecture: A study of Visibility-invisibility Duet and its Effect on Meaning in Architecture
The Visible and The Nvisible in Architecture: A study of Visibility-invisibility Duet and its Effect on Meaning in Architecture

Ali M . Jaafar Al -Khafaji; Mayce Aziz muhammed Al -Hilu

Volume 32, Issue 11 , October 2014, Page 353-376

https://doi.org/10.30684/etj.32.11A.19

Abstract
  The importance of invisibility lies in the fact that it is a significant means to convey doubt and uncertainty which the consumer looks for before achieving full satisfaction. Moreover, ...  Read More ...
Documentation Concept in Architecture “Documentation and Analytic Study of Foreigner’s Architecture in Basra City”
Documentation Concept in Architecture “Documentation and Analytic Study of Foreigner’s Architecture in Basra City”

Kalel Ibrahim Ali; Armen Sakis Khosrof Markarian

Volume 32, Issue 11 , October 2014, Page 377-392

https://doi.org/10.30684/etj.32.11A.20

Abstract
  It has been noted that many distinguished buildings are neglected and sometimes destroyed due to misuse, carelessness or environmental factors. Some of these buildings contain evidence ...  Read More ...