Finite Element Simulation of Repeated Loading Test of Asphalt Concrete
Finite Element Simulation of Repeated Loading Test of Asphalt Concrete

Noor S. Hatem; Miami M. Hilal; Mohammed Y. Fattah

Volume 40, Issue 5 , May 2022, , Page 661-667

https://doi.org/10.30684/etj.v40i5.2128

Abstract
  In this paper, the Abaqus 6.14 version program was used to carry out a three-dimensional finite element analysis to predict the rut in the asphalt laboratory model. In a previous study, ...  Read More ...
A Review About Preparation and Properties of Biochar and Application Fields in the Environment
A Review About Preparation and Properties of Biochar and Application Fields in the Environment

Marwa Al Rawi; Ghayda Al Kindi; Jwad K. Al Refaae

Volume 39, Issue 12 , December 2021, , Page 1894-1904

https://doi.org/10.30684/etj.v39i12.1996

Abstract
  Biomass’ pyrolysis process is responsible for producing the biochar charcoal, this process does not incorporate the oxygen, and it is utilized as a soil enhancer for each one ...  Read More ...
Seasonal Variations of Air Pollutants Concentrations within Baghdad City
Seasonal Variations of Air Pollutants Concentrations within Baghdad City

Layla L. Alwan; Sedik A.K. Al-Hiyaly; Ayat H. Mahdi

Volume 37, 3C , June 2019, , Page 356-364

https://doi.org/10.30684/etj.37.3C.9

Abstract
  Air pollution is increased significantly nowadays due to variousindustrial activities and car combustion emissions. In this work, data have beencollected from Al-Jadrya Monitoring Station ...  Read More ...
The Influence of Area Ratio, Temperature and Rotational Speed on Galvanic corrosion between Law Alloy Steel–Copper couple in 4%NaCl Solution
The Influence of Area Ratio, Temperature and Rotational Speed on Galvanic corrosion between Law Alloy Steel–Copper couple in 4%NaCl Solution

S.A. Jafar

Volume 35, 6A , June 2017, , Page 617-623

https://doi.org/10.30684/etj.35.6A.9

Abstract
  Galvanic corrosion between law alloy steel and copper couple in 4 % NaCl solution was studied and the effect of some variable were investigated. The effect of area ratio, temperature ...  Read More ...
Health Monitoring System for Ambulance Emergency System Using Wireless Sensor Network
Health Monitoring System for Ambulance Emergency System Using Wireless Sensor Network

Asmaa Shaalan Abdul Munem; Muayad Sadik Croock

Volume 34, 15A , December 2016, , Page 2877-2890

https://doi.org/10.30684/etj.34.15A.9

Abstract
  The health sensor is one of the technologies of the Wireless Sensor Network for Medical (WSNFM), which has a wide range of sensors that can be used to check a person’s health ...  Read More ...
Nitrogen Compounds Distribution in Diyala River Opposite Al-Rustimiyah Sewage Treatment Plants
Nitrogen Compounds Distribution in Diyala River Opposite Al-Rustimiyah Sewage Treatment Plants

Adnan A. Al-Samawi; Safaa N. H. Al-Hussaini

Volume 34, 15A , December 2016, , Page 2971-2981

https://doi.org/10.30684/etj.34.15A.17

Abstract
  The reach of Diyala River just before its confluence with Tigris River south of the capital city Baghdad was taken as a case-study. This segment of Diyala River is exposed to multiple ...  Read More ...
A Finite Element Model for Rutting Prediction of Flexible Pavement Considering Temperature Effect
A Finite Element Model for Rutting Prediction of Flexible Pavement Considering Temperature Effect

Mohammed Salih Abd-Ali

Volume 31, Issue 21 , December 2013, , Page 537-548

https://doi.org/10.30684/etj.2013.83885

Abstract
  Permanent deformation in asphalt layers which manifestation on pavement surface is named rutting which represents one of the most significant distress of asphalt pavements. Different ...  Read More ...
Total Suction Measurement of Unsaturated Artificial Gypsified Soil Using the Chilled-Mirror Hygrometer Technique
Total Suction Measurement of Unsaturated Artificial Gypsified Soil Using the Chilled-Mirror Hygrometer Technique

Qasim A.J. Al-Obaidi; Tom Schanz

Volume 31, Issue 20 , November 2013, , Page 359-374

https://doi.org/10.30684/etj.2013.83849

Abstract
  Total suction is the sum of the matric and the osmotic suction of the soil. Various methods are used to measure the total suction of the soil. One of the methods is the chilled–mirror ...  Read More ...
Finite Element Analysis to Study The Effects Of The Workpiece flowStress Models on Cutting Variables in Orthogonal Cutting
Finite Element Analysis to Study The Effects Of The Workpiece flowStress Models on Cutting Variables in Orthogonal Cutting

Raheem Sadoon Jamel

Volume 30, Issue 14 , August 2012, , Page 2507-2521

https://doi.org/10.30684/etj.30.14.13

Abstract
  Turning process is a common machining process to produce cylindrical shape parts. Understanding of material removal concepts in metal cutting is very important in design process and ...  Read More ...
The influence of the temperature on the ultimate tensile strength of the composite materials at constant Fiber volume fraction
The influence of the temperature on the ultimate tensile strength of the composite materials at constant Fiber volume fraction

Hussain J. Al-alkawi; Dhafir S. Al-Fattal; Abdul-jabar H. Ali

Volume 30, Issue 11 , June 2012, , Page 1935-1947

https://doi.org/10.30684/etj.30.11.8

Abstract
  The aim of this work is to study the influence of the temperature on the ultimate tensile strength (UTS) of composite material which is manufactured from polyester and E-glass (woven ...  Read More ...
Experimental Study on the Effect of Temperature on the Fatigue Endurance Limit of Two AL Alloys
Experimental Study on the Effect of Temperature on the Fatigue Endurance Limit of Two AL Alloys

ad Abbas Al-Saraf

Volume 30, Issue 6 , March 2012, , Page 1048-1057

https://doi.org/10.30684/etj.30.6.10

Abstract
  In this work , an experimental study to obtain the fatigue endurance limit for two aluminum alloy , 2024 and 5052 , were carried out at stress ratio R=-1 and rotary bending tests . ...  Read More ...
Modeling the Effect of Operation Temperature on Characteristics of Rosen Type Piezoelectric Transformer
Modeling the Effect of Operation Temperature on Characteristics of Rosen Type Piezoelectric Transformer

Nabil N. Rammo; Rajaa R. Abbas; Talib R. Abbas; Inmar N. Ghazi

Volume 28, Issue 20 , October 2010, , Page 6074-6083

https://doi.org/10.30684/etj.28.20.7

Abstract
  A simplified lumped model that makes direct correlation between Rosen'spiezoelectric transformer (PT) dimensions and material properties via equivalentcircuit parameters was studied. ...  Read More ...
Thermal Analysis of High Performance Lightweight Concrete Sandwich Panels
Thermal Analysis of High Performance Lightweight Concrete Sandwich Panels

Wasan I. Khalil; Zain A. Raouf; Husain M.Husain

Volume 28, Issue 21 , October 2010, , Page 6439-6457

https://doi.org/10.30684/etj.28.21.18

Abstract
  This work is concerned with experimental and finite element investigation to determine the temperature distribution in hot weather through the section of the high performance lightweight ...  Read More ...
Analysis of the Performance of Flexible Pavement under the Effect of Wheel and Thermal Loads
Analysis of the Performance of Flexible Pavement under the Effect of Wheel and Thermal Loads

Mohammed Y. Fattah; Shaymaa Abd El-Ghany; Ahmed S. Abdaljabbar

Volume 28, Issue 18 , September 2010, , Page 5782-5802

https://doi.org/10.30684/etj.28.18.14

Abstract
  One of the major sources of distress in roads is the cracks that appear in flexible asphalt pavements. Combined wheel and thermal load induced cracking in the form of bottom-up and ...  Read More ...
Evaluation of Horizontal Flow Roughing Filtration Performance
Evaluation of Horizontal Flow Roughing Filtration Performance

Sataa A. Al-Bayati; Zainab S. Habeeb

Volume 27, Issue 15 , November 2009, , Page 2863-2878

https://doi.org/10.30684/etj.27.15.14

Abstract
  The HRF was studied by using pilot plant. This pilot plant was designedand applied in Al – Wehda Water Treatment Plant which treats the raw water of Tigris River in Al – ...  Read More ...