Using RSM Technique for Modeling and Optimization the Influence of Cutting Parameters on Tool Wear and Cutting Forces in Turning Operation
Using RSM Technique for Modeling and Optimization the Influence of Cutting Parameters on Tool Wear and Cutting Forces in Turning Operation

Shaker S. Hassan; Samir A. Amin; Asaad A. Dabish

Volume 36, 3A , March 2018, Page 243-247

https://doi.org/10.30684/etj.36.3A.1

Abstract
  This study is an attempt to investigate the effect of cutting parameters on the cutting force and tool wear during turning of AISI 304 steel using tungsten carbide tool (WC). The first ...  Read More ...
Study The Effect of Traditional Iraqi Stabilizers (Cement and Lime) on Some Properties of Iraqi Clay Soils
Study The Effect of Traditional Iraqi Stabilizers (Cement and Lime) on Some Properties of Iraqi Clay Soils

Husam H. Baqir; Aqeel Sh. Al-Adili; Ali H. Shareef

Volume 36, 3A , March 2018, Page 248-255

https://doi.org/10.30684/etj.36.3A.2

Abstract
  This study provides practical results in the use of the composite from sulfate resistance Portland cement (PC) and Quicklime (LQ) to improve and stabilize of soils in Al - Zaafaraniya ...  Read More ...
Investigate WEDM Process Parameters on Wire Wear Ratio, Material Removal Rate and Surface Roughness of Steel 1012 AISI
Investigate WEDM Process Parameters on Wire Wear Ratio, Material Removal Rate and Surface Roughness of Steel 1012 AISI

Saad K. Shather; Mohammed T. Mohammed

Volume 36, 3A , March 2018, Page 256-261

https://doi.org/10.30684/etj.36.3A.3

Abstract
  This work is focused on some affecting parameters in Wire electrical discharge machining process for AISI 1012 steel by using brass wire and zinc coated brass wire with 0.25mm diameter. ...  Read More ...
Effect of Impact Hot- Dry Weather Conditions on the Properties of High Performance Lightweight Concrete
Effect of Impact Hot- Dry Weather Conditions on the Properties of High Performance Lightweight Concrete

Hisham K. Ahmed; Wasan I. Khalil; Nada H. Jumaa

Volume 36, 3A , March 2018, Page 262-273

https://doi.org/10.30684/etj.36.3A.4

Abstract
  The aim of this investigation is to produce high performance lightweight aggregate concrete in actual hot- dry weather conditions, and then study the combined effect of hot-dry weather ...  Read More ...
Experimental Investigation of a New Modified Catalysts (WO3/Si-Zr) and (Si-Zr) for the Process of Aerosol Nanocatalysts by FCC of Residual Vacuum Distillation
Experimental Investigation of a New Modified Catalysts (WO3/Si-Zr) and (Si-Zr) for the Process of Aerosol Nanocatalysts by FCC of Residual Vacuum Distillation

Hashim A. Mahdi; Sregey Kudryavtsev

Volume 36, 3A , March 2018, Page 274-281

https://doi.org/10.30684/etj.36.3A.5

Abstract
  This work aims at comparing between the a new modified catalyst WO3/Si-Zr and catalyst Si-Zr to obtain gasoline and diesel fraction , The new theory of aerosol nanocatalysts technology ...  Read More ...
Study the Characteristics Thermal and Mechanical for Unsaturated Polyester Resin Forced by Asbestos Fiber
Study the Characteristics Thermal and Mechanical for Unsaturated Polyester Resin Forced by Asbestos Fiber

Zainab H. Mohsein

Volume 36, 3A , March 2018, Page 282-286

https://doi.org/10.30684/etj.36.3A.6

Abstract
  In this work prepared and study a polymer composite, where use polyester resin with asbestos fiber ratio (5%, 10% and 15%). First study effect of changing reinforcement percentage by ...  Read More ...
Tuning of a PID Controller by Bacterial Foraging Algorithm for Position Control of DC Servo Motor
Tuning of a PID Controller by Bacterial Foraging Algorithm for Position Control of DC Servo Motor

Manal H. Jasim

Volume 36, 3A , March 2018, Page 287-294

https://doi.org/10.30684/etj.36.3A.7

Abstract
  Controlling the position of Direct Current servo motor is the first aim of this paper, by Bacterial Foraging Algorithm (BFA), the best Proportional – Integral - Derivative (PID) ...  Read More ...
Investigation the Effect of Nano–Particles and Recycling Mortar Additives on Physical and Mechanical Properties of Concrete
Investigation the Effect of Nano–Particles and Recycling Mortar Additives on Physical and Mechanical Properties of Concrete

Alaa A. Abdul-Hamead; Farhad M. Othman; Raeid K. Mohammed

Volume 36, 3A , March 2018, Page 295-303

https://doi.org/10.30684/etj.36.3A.8

Abstract
  In this paper a lower ratio of nano powder were used from (Al2O3 and ZrO2) (0.5, 1.5and 2. 5 wt %) from cement weight, the average particle size of nano-powder were (20nm). These powders ...  Read More ...
Reliability Evaluation of Al_Mansour 11kV Distribution Network in Baghdad City
Reliability Evaluation of Al_Mansour 11kV Distribution Network in Baghdad City

Thamir M. Abdul-Wahhab; Riyadh A. Ahmed

Volume 36, 3A , March 2018, Page 304-314

https://doi.org/10.30684/etj.36.3A.9

Abstract
  Reliability is a key aspect of power system design and planning. This work aims to evaluate and improve the reliability of a power distribution network in Baghdad city. The minimal ...  Read More ...
Development Bearing Capacity of Piles Embedded in Clayey Soil
Development Bearing Capacity of Piles Embedded in Clayey Soil

Awf Al-Kaisi; Falah H. Rahil; Mohanned Q. Waheed

Volume 36, 3A , March 2018, Page 315-321

https://doi.org/10.30684/etj.36.3A.10

Abstract
  The load carrying capacity of piles resulting from base resistance and shaft resistance, the load transfer mechanism of piles is complicated since the mode of failure of these components ...  Read More ...
Studying of Buckling Behavior on Composite Material
Studying of Buckling Behavior on Composite Material

Manal H. Jasem; Awatif M. Ali

Volume 36, 3A , March 2018, Page 322-327

https://doi.org/10.30684/etj.36.3A.11

Abstract
  In this paper the buckling behavior of composite specimen manufactured from polyester reinforced with fiberglass, jute fiber and eggshell powder were studied. Several samples with rectangular ...  Read More ...
Mechanical Properties of Al 6061/Al2O3 Nanocomposite by Stir Casting
Mechanical Properties of Al 6061/Al2O3 Nanocomposite by Stir Casting

Hussain J. Al-Alkawi; Huda A. Al-Salihi

Volume 36, 3A , March 2018, Page 328-332

https://doi.org/10.30684/etj.36.3A.12

Abstract
  Present work deals with the examination of the mechanical properties of Al 6061 composites, which were successfully fabricated by stir casting technique and then reinforced by using ...  Read More ...
Optimal Reconfiguration and Distributed Generation placement in Baghdad Distribution Sector
Optimal Reconfiguration and Distributed Generation placement in Baghdad Distribution Sector

Inaam I. Ibrahim Ali; Omar Y. Saeed

Volume 36, 3A , March 2018, Page 333-343

https://doi.org/10.30684/etj.36.3A.13

Abstract
  The power losses in distribution system are high, which form 70 – 80% of total transmission and distribution losses. High losses have severe impact on stability, reliability as ...  Read More ...
Effect of Laser Surface Melting on Chromium Carbide of 304 Stainless Steels
Effect of Laser Surface Melting on Chromium Carbide of 304 Stainless Steels

Sami I. Jafar; Mohammad J. Kadhim; Sameer K. Faayadh

Volume 36, 3A , March 2018, Page 344-349

https://doi.org/10.30684/etj.36.3A.14

Abstract
  In the present study, the effects of laser surface melting (LSM) on chromium carbide of heat treated (AISI 304) austenitic stainless steels (ASS) was studied with the aim to suppress ...  Read More ...
H-infinity Based Full State Feedback Controller Design for Human Swing Leg
H-infinity Based Full State Feedback Controller Design for Human Swing Leg

Hazem I. Ali; Azhar J. Abdulridha

Volume 36, 3A , March 2018, Page 350-357

https://doi.org/10.30684/etj.36.3A.15

Abstract
  In this paper, the robustness properties of H-infinity control to produce a dynamic output feedback controller is applied to a human swing leg system. The double pendulum structure ...  Read More ...