Influence of Geogrid Reinforced Loose Sand In Transfer of Dynamic Loading To Underground Structure
Influence of Geogrid Reinforced Loose Sand In Transfer of Dynamic Loading To Underground Structure

Mohammed Y. Fattah; Nahla M. Salim; Mohammad S. Ismaiel

Volume 34, 11A , November 2016, Page 1915-1927

https://doi.org/10.30684/etj.34.11A.1

Abstract
  Underground facilities are an integral part of the infrastructure of modern society and are used for a wide range of applications, including subways and railways, highways, material ...  Read More ...
Simulation Model of Al-Dura Electro-station Plant of 160 MW with Genetic Algorithm Method
Simulation Model of Al-Dura Electro-station Plant of 160 MW with Genetic Algorithm Method

Shaker H.Aljanabi; Alaa Siham Hamid

Volume 34, 11A , November 2016, Page 1928-1943

https://doi.org/10.30684/etj.34.11A.2

Abstract
  In the present paper, a thermodynamic analysis of Al-Dura, Baghdad station type (K– 160–13.34–0.0068), power plant has been carried out. The power plant system was ...  Read More ...
A New Topology of Load Network for Class F RF Power Amplifiers
A New Topology of Load Network for Class F RF Power Amplifiers

Firas Mohammed Ali Al-Raie

Volume 34, 11A , November 2016, Page 1944-1958

https://doi.org/10.30684/etj.34.11A.3

Abstract
  High efficiency RF power amplifiers are increasingly needed in modern mobile communication systems to reduce the battery size and power supply consumption. Class-F RF power amplifiers ...  Read More ...
Assessment of Air Pollution in AL-Nahrawan Suburban- Baghdad city by Geographic Information System(GIS)
Assessment of Air Pollution in AL-Nahrawan Suburban- Baghdad city by Geographic Information System(GIS)

Mays Abass; Abdulrazzak T. Ziboon; Zainab Bahaa

Volume 34, 11A , November 2016, Page 1959-1969

https://doi.org/10.30684/etj.34.11A.4

Abstract
  Urban air pollution is a major environmental problem in all World countries. Air pollution in urban areas may be caused by human activities such as mobility behavior, waste management, ...  Read More ...
BER, Throughput, Energy Efficiency Performance Analysis of Proposed Different Systems in Wireless Sensor Network
BER, Throughput, Energy Efficiency Performance Analysis of Proposed Different Systems in Wireless Sensor Network

il A. H. Hadi; Safa A. A. Abass

Volume 34, 11A , November 2016, Page 1970-1978

https://doi.org/10.30684/etj.34.11A.5

Abstract
  One of the major weakness of Wireless Sensor Networks is the energy consumption because of limited battery resource and battery replacement or recharging difficulty. The research presented ...  Read More ...
Evaluation of Noise Level: Experimental Case Study for Some External Arenas in the University of Technology at Baghdad
Evaluation of Noise Level: Experimental Case Study for Some External Arenas in the University of Technology at Baghdad

Asad S.M.Raouf; Eman Farouk Khallil; Ashwaq Q. Hameed

Volume 34, 11A , November 2016, Page 1979-1989

https://doi.org/10.30684/etj.34.11A.6

Abstract
  The problem of noise in the learning environment (schools and universities) are consider as one of the environmental problems that has an effecton the process of concentration and assimilation ...  Read More ...
Studying of the Effect of Soil Settlement under Different Types of Footings on Multistory Buildings
Studying of the Effect of Soil Settlement under Different Types of Footings on Multistory Buildings

Kaythar Abdulwahab Ibrahim

Volume 34, 11A , November 2016, Page 1990-2012

https://doi.org/10.30684/etj.34.11A.7

Abstract
  The aim of this paper isto study the effect of soil settlement under different types of footings for multistory Buildings. Soil settlement sometimes occurs under the foundations due ...  Read More ...
Theory Effect on the Formation of General Features for Tradition Architecture (Islamic Architecture as a Model)
Theory Effect on the Formation of General Features for Tradition Architecture (Islamic Architecture as a Model)

Basim Hasan Al-Majidi; Ahmed Hashim Al-Aukabi; Suaad Khaleel Ibraheem

Volume 34, 11A , November 2016, Page 2013-2030

https://doi.org/10.30684/etj.34.11A.8

Abstract
  The two subjects theory and traditions have been separately taken in general studies which refer to both general and detailed aspects of them, also explain the effect of each on community ...  Read More ...
Thermal Lensing Reduction in Conventional and Composite Nd:YAG Laser Rod
Thermal Lensing Reduction in Conventional and Composite Nd:YAG Laser Rod

Mohammed Jalal AbdulRazzaq; Abdulla K. Abass; Wail Yas Nassir

Volume 34, 11A , November 2016, Page 2031-2035

https://doi.org/10.30684/etj.34.11A.9

Abstract
  A finite-element method (FEM) wasused to simulate numerically the effect of thermal lensing in YAG rods doped with Nd ion using LASCAD software. The temperature distribution and thermal ...  Read More ...
Dynamic Buckling Behavior for 304 Stainless Steel Columns Using Electrical LASER Alarm System
Dynamic Buckling Behavior for 304 Stainless Steel Columns Using Electrical LASER Alarm System

Hussain Jasim Al-Alkawi; Ekbal Hussain Ali; Firas Ali Jasim Al-Mahaweeli

Volume 34, 11A , November 2016, Page 2036-2046

https://doi.org/10.30684/etj.34.11A.10

Abstract
  The paper summarized some experimental main results of dynamic buckling under increasing compression load. The buckling behavior of 304 stainless steel was investigated using Euler ...  Read More ...
Thermal Behavior in Dimple Square Duct with Inclined Perforated Baffles
Thermal Behavior in Dimple Square Duct with Inclined Perforated Baffles

Abeer Hashim Falih

Volume 34, 11A , November 2016, Page 2047-2056

https://doi.org/10.30684/etj.34.11A.11

Abstract
  This research presents a study of heat transfer enhancement and pressure drop in a dimple square duct fitted with∝ =30◦,60◦and 90◦ inclined perforated baffles(baffles open ...  Read More ...
Proposed Formulation Using ANSYS for Estimation Axially Strength of Steel Tubes Columns Filled with Concrete
Proposed Formulation Using ANSYS for Estimation Axially Strength of Steel Tubes Columns Filled with Concrete

Marwah S. Abdul Gbabar

Volume 34, 11A , November 2016, Page 2057-2071

https://doi.org/10.30684/etj.34.11A.12

Abstract
  In this paper, concrete filled steel tubes columns (CFT) are investigated by using finite element program ANSYS 15.0. Analysis are done for four different shapes of columns (circular, ...  Read More ...
Energy Generation and Electrical Machine Control Parameters of DFIG in Wind Turbine
Energy Generation and Electrical Machine Control Parameters of DFIG in Wind Turbine

Wamidh Dhyaa Eldeen Bahaa Eldeen

Volume 34, 11A , November 2016, Page 2071-2085

https://doi.org/10.30684/etj.34.11A.13

Abstract
  In electrical power generation system and electrical machine, wind turbine technology has rapid developments, and wind energy become increasingly competitive. Development in turbine ...  Read More ...
A Proposal Technique of High Impedance Fault Detection Using Adaptive Neuro- Fuzzy Logic Control
A Proposal Technique of High Impedance Fault Detection Using Adaptive Neuro- Fuzzy Logic Control

Mohammed YahyaSuliman

Volume 34, 11A , November 2016, Page 2086-2095

https://doi.org/10.30684/etj.34.11A.14

Abstract
  High impedance fault HIF produced when an energized conductor falls and contact with an objects have high impedancelike: tree limb, concrete walls, or falls down to the ground. The ...  Read More ...
Miniaturized Dual-Band Bandstop Filter Using Multilayered E-Shape Microstrip Structure
Miniaturized Dual-Band Bandstop Filter Using Multilayered E-Shape Microstrip Structure

Raaed T. Hammed

Volume 34, 11A , November 2016, Page 2096-2105

https://doi.org/10.30684/etj.34.11A.15

Abstract
  This paperpresents a new design technique to realize a miniaturized dual-band rejection filter based on the E-shape microstrip structure for multifunctional wireless communication systems. ...  Read More ...
Modeling Of Micro Hydroelectric Power Plants Utilizing Artificial Falls (Weirs) On Reach of Tigris River-Iraq
Modeling Of Micro Hydroelectric Power Plants Utilizing Artificial Falls (Weirs) On Reach of Tigris River-Iraq

Thair Sharif Kayyun; Haider Mohammed Hadi

Volume 34, 11A , November 2016, Page 2106-2122

https://doi.org/10.30684/etj.34.11A.16

Abstract
  Weirs are one of the world wide water resources management structures, which are beside their activity in rising water surface to become important source for electricity by using low ...  Read More ...
An Experimental Study on the Shear Strength of High-performance Reinforced Concrete Deep Beams without Stirrups
An Experimental Study on the Shear Strength of High-performance Reinforced Concrete Deep Beams without Stirrups

Sinan Abdulhkaleq Yaseen

Volume 34, 11A , November 2016, Page 2123-2139

https://doi.org/10.30684/etj.34.11A.17

Abstract
  High-performance fiber-reinforced concrete is a new class of concrete that has been developed in recent decades. It exhibits enhanced properties such as high compressive strength and ...  Read More ...
Assessment of Structure with Analytical Digital Close Range Photogrammetry
Assessment of Structure with Analytical Digital Close Range Photogrammetry

Abbas Zedan Khalaf; Ali Salah J. Al-Saedi

Volume 34, 11A , November 2016, Page 2140-2151

https://doi.org/10.30684/etj.34.11A.18

Abstract
  Photogrammetry is an approach that can determine the size and the shape of objects through analyzing images recorded by a photographic or video camera.This paper studies measuring and ...  Read More ...
Speech Encryption using Fixed Point Chaos based Stream Cipher (FPC-SC)
Speech Encryption using Fixed Point Chaos based Stream Cipher (FPC-SC)

Fadhil S. Hasan

Volume 34, 11A , November 2016, Page 2152-2166

https://doi.org/10.30684/etj.34.11A.19

Abstract
  Fixed point chaos based stream cipher (FPC-SC) is presented in this paper to encrypt the speech signal. Fixed point chaos based pseudo random bit generator (FPC-PRBG) is used as key ...  Read More ...
Robust PI-PD Controller Design for Systems with Parametric Uncertainties
Robust PI-PD Controller Design for Systems with Parametric Uncertainties

Hazem I. Ali; Ali Hadi Saeed

Volume 34, 11A , November 2016, Page 2167-2173

https://doi.org/10.30684/etj.34.11A.20

Abstract
  This paper presents a robust design of the four parameters PI-PD controller for systems with parametric uncertainties. The Particle swarm Optimization (PSO) method is applied to tune ...  Read More ...