Experimental and Numerical Analysis of Piled Raft Foundation Embedded within Partially Saturated Soil
Experimental and Numerical Analysis of Piled Raft Foundation Embedded within Partially Saturated Soil

M.R. Mahmood; S.F.A. Al-Wakel; A.A. Hani

Volume 35, 2A , February 2017, Page 97-105

https://doi.org/10.30684/etj.35.2A.1

Abstract
  This paper presents an experimental and numerical study to investigate the load carrying capacity of piled raft foundation embedded within partially saturated sandy soil. The effect ...  Read More ...
Effect of Surfactant Additives on Phase Inversion in Oil-Water Pipe Flow System
Effect of Surfactant Additives on Phase Inversion in Oil-Water Pipe Flow System

A.A. Alwasiti; N.M. Farhan

Volume 35, 2A , February 2017, Page 106-110

https://doi.org/10.30684/etj.2017.127319

Abstract
  This research investigates the effect of surfactant additives on phase inversion point in the oil-water flow in horizontal pipe. Two types of surfactants were used in the experiments; ...  Read More ...
Controlling of Time-Overrun in Construction Projects in Iraq
Controlling of Time-Overrun in Construction Projects in Iraq

T.A. Khaleel; I.Z. Hadi

Volume 35, 2A , February 2017, Page 111-117

https://doi.org/10.30684/etj.2017.127320

Abstract
  This paper is about analyzing time overrun in construction projects. The principle targets are centered on researching the causes, effects and strategies for controlling time over-run ...  Read More ...
Effect of SiC Particulate on Glass Fibers Reinforced Polymer Composites in Erosive Wear Environment
Effect of SiC Particulate on Glass Fibers Reinforced Polymer Composites in Erosive Wear Environment

R.H. Abdel-Rahim; Z.F. Atya

Volume 35, 2A , February 2017, Page 118-123

https://doi.org/10.30684/etj.2017.127321

Abstract
  In this study the physical property, mechanical properties and erosion wear of pure epoxy and hybrid composites were studied. Composites were prepared and investigated by Hand lay-up ...  Read More ...
Study the Effect of Nano Ceramic Particles on Some Physical Properties of Acrylic Resins
Study the Effect of Nano Ceramic Particles on Some Physical Properties of Acrylic Resins

Q.A. Hamad

Volume 35, 2A , February 2017, Page 124-129

https://doi.org/10.30684/etj.2017.127322

Abstract
  In the present research, study the effect of adding two different types of reinforcing particles, which included: nano-alumina (nano-Al2O3) and nano-silica (nano-SiO2), that added with ...  Read More ...
Heat Transfer Performance Improvement in the Split Units in Humid Environment through Drain Water Circulation
Heat Transfer Performance Improvement in the Split Units in Humid Environment through Drain Water Circulation

M.A.H. Alzuhairi

Volume 35, 2A , February 2017, Page 130-133

https://doi.org/10.30684/etj.2017.127323

Abstract
  The only way to ease extremely hot days during the summer is to resort to cooling systems to feel comfort. This idea brings an end to failure in cooling process to hot summer days, ...  Read More ...
Treatment of Wastewater from Oil Refinery by Adsorption on Fluidized Bed of Stem Date
Treatment of Wastewater from Oil Refinery by Adsorption on Fluidized Bed of Stem Date

M.G. Albarazanjy

Volume 35, 2A , February 2017, Page 134-138

https://doi.org/10.30684/etj.2017.127324

Abstract
  A fluidized–bed adsorbed system was used to study the removal efficiency of oil and the total dissolved solids (TDS) from on oily wastewater. Adsorption was developed using stem ...  Read More ...
Recovery of Cobalt and Lithium from Spent Lithium Ion Batteries
Recovery of Cobalt and Lithium from Spent Lithium Ion Batteries

N.E. Abdul Latif; A.M. Ahmed

Volume 35, 2A , February 2017, Page 139-148

https://doi.org/10.30684/etj.2017.127325

Abstract
  In this research a combination of mechanical separation, reductive leaching and chemical precipitation are used to regain Li as Li2CO3 and Co as Co(OH)2 from waste lithium ion batteries. ...  Read More ...
Brazing of Pure Aluminum by Aluminum Silicon Filler Metal Alloys
Brazing of Pure Aluminum by Aluminum Silicon Filler Metal Alloys

B.S. Mahdi; N.F. Mohammed

Volume 35, 2A , February 2017, Page 149-154

https://doi.org/10.30684/etj.2017.127326

Abstract
  The aim of this work is to study the effect of clearance, on the metallurgical aspects of diffusion rate and mechanical properties of the brazing joint using two types of Silicon-Aluminum ...  Read More ...
Improved Sliding Mode Controller for a Nonlinear System Based on a Particle Swarm Optimization Technique
Improved Sliding Mode Controller for a Nonlinear System Based on a Particle Swarm Optimization Technique

A.K. Hamoudi; N.O. AbdulRahman

Volume 35, 2A , February 2017, Page 155-162

https://doi.org/10.30684/etj.2017.127327

Abstract
  In this paper, the performance of the classical Sliding Mode Controller (CSMC) is improved by using the Particle Swarm Optimization (PSO) technique. The PSO technique is used to obtain ...  Read More ...
Study the Effect of adding Natural Rubber and Polymethyl Methacrylate to the Epoxy Resin on the Quantitative Analysis and its Mechanical Properties
Study the Effect of adding Natural Rubber and Polymethyl Methacrylate to the Epoxy Resin on the Quantitative Analysis and its Mechanical Properties

S.E. Salih; W.M. Salih; M.A. Abdul hameed

Volume 35, 2A , February 2017, Page 163-171

https://doi.org/10.30684/etj.2017.127328

Abstract
  From polymer blends can be obtained more useful properties compared with single polymer. In this work, polymer blend (Epoxy (EP): Natural Rubber (NR)) with different ratios of NR (0, ...  Read More ...
Seepage Analysis through an Earth Dam (KHASA-CHAI Dam) as a Case Study
Seepage Analysis through an Earth Dam (KHASA-CHAI Dam) as a Case Study

A. A. Abdulsattar; M.R. Faris; A.J. Zedan

Volume 35, 2A , February 2017, Page 172-181

https://doi.org/10.30684/etj.2017.127329

Abstract
  In this research KHASA-CHAI Dam that consists of zoned embankment was investigated by using finite element method. The finite element computer software SEEP/W was used. Experimental ...  Read More ...