Research Paper
Mechanical Properties of Martensitic Stainless Steel (AISI420) Subjected to Conventional and Cryogenic Treatments
Mechanical Properties of Martensitic Stainless Steel (AISI420) Subjected to Conventional and Cryogenic Treatments

Hareer S. Mohamed; Ali H. Ataiwi; Jamal J. Dawood

Volume 38, 8A , August 2020, Page 1096-1105

https://doi.org/10.30684/etj.v38i8A.517

Abstract
  Martensitic Stainless Steel (AISI420) MSS are vastly used because of their properties conventional which mix good mechanical and corrosion resistance. Cryogenic up to -196°C for ...  Read More ...
Research Paper
Evaluation of Mechanical Properties and Finite Element Modeling in Friction Stir Welding of C12200 Copper Alloy to C36000 High-Leaded Brass Pipe
Evaluation of Mechanical Properties and Finite Element Modeling in Friction Stir Welding of C12200 Copper Alloy to C36000 High-Leaded Brass Pipe

Ahmed A. Akber; Ali A. Khleif; Abbas N. Hasein

Volume 38, 8A , August 2020, Page 1106-1116

https://doi.org/10.30684/etj.v38i8A.602

Abstract
  In systems transporting fluids like petrol, water, or any fluids. Copper and brass pipes are used because of the capability to resist corrosion. The copper alloys can be welded by several ...  Read More ...
Research Paper
Preparation and Study of Flexural Strength and Impact Strength for Hybrid Composite Materials used in Structural Applications
Preparation and Study of Flexural Strength and Impact Strength for Hybrid Composite Materials used in Structural Applications

Teeb A. Mohameed; Sihama I. Salih; Wafaa M. Salih

Volume 38, 8A , August 2020, Page 1117-1125

https://doi.org/10.30684/etj.v38i8A.655

Abstract
  Many of the polymeric materials used for structural purposes have weak mechanical properties, these characteristics can therefore be improved by preparing a hybrid laminar composite. ...  Read More ...
Research Paper
Influence of Nanocermic on Some Properties of Polyetheretherketone Based Biocomposites
Influence of Nanocermic on Some Properties of Polyetheretherketone Based Biocomposites

Alaa A. Mohammed; Jawad K. Oleiwi; Emad S. Al-Hassani

Volume 38, 8A , August 2020, Page 1126-1136

https://doi.org/10.30684/etj.v38i8A.703

Abstract
  Polyetheretherketone (PEEK) materials belong to a group of high-performance thermoplastic polymers thermoplastic that has been proposed as a substitute for metals in biomaterials. In ...  Read More ...
Research Paper
Improve the Micro-hardness of Single Point Incremental Forming Product Using Magnetic Abrasive Finishing
Improve the Micro-hardness of Single Point Incremental Forming Product Using Magnetic Abrasive Finishing

Baqer A. Ahmed; Saad K. Shather; Wisam K. Hamdan

Volume 38, 8A , August 2020, Page 1137-1142

https://doi.org/10.30684/etj.v38i8A.906

Abstract
  In this paper the Magnetic Abrasive Finishing (MAF) was utilized after Single Point Incremental Forming (SPIF) process as a combined finishing process. Firstly, the Single Point Incremental ...  Read More ...
Research Paper
Prediction of Surface Roughness and Optimization of Cutting Parameters in CNC Turning of Rotational Features
Prediction of Surface Roughness and Optimization of Cutting Parameters in CNC Turning of Rotational Features

Yousif K. Shounia; Tahseen F. Abaas; Raed R. Shwaish

Volume 38, 8A , August 2020, Page 1143-1153

https://doi.org/10.30684/etj.v38i8A.928

Abstract
  This research presents a model for prediction surface roughness in terms of process parameters in turning aluminum alloy 1200. The geometry to be machined has four rotational features: ...  Read More ...
Research Paper
Removal of Iron From Produced Water Using Silica Adsorbent Material
Removal of Iron From Produced Water Using Silica Adsorbent Material

Zamen K. Mekhelf; Akeel D. Subhi; Ramzy S. Hamied

Volume 38, 8A , August 2020, Page 1154-1159

https://doi.org/10.30684/etj.v38i8A.1125

Abstract
  The removal of Iron from produced water using adsorbent materials is taking a space of attention from the perspective of researchers. In this work, the characterization of chemically ...  Read More ...
Research Paper
Optimization of Plasma Cutting Parameters on Dimensional Accuracy and Machining Time for Low Carbon Steel
Optimization of Plasma Cutting Parameters on Dimensional Accuracy and Machining Time for Low Carbon Steel

Sami A. Hamood; Vian N. Najm

Volume 38, 8A , August 2020, Page 1160-1168

https://doi.org/10.30684/etj.v38i8A.1151

Abstract
  This work aims to study the influence of plasma arc cutting parameters on dimensional accuracy and machining time for mild steel (1010) material with the thickness (4 mm). Selected ...  Read More ...
Research Paper
Experimental Study on Performance and Emission Characteristic of Diesel Engine using Sunflower oil Biodiesel Blends
Experimental Study on Performance and Emission Characteristic of Diesel Engine using Sunflower oil Biodiesel Blends

Ghassan S . Ali; Abed AL-Kadim Hassan

Volume 38, 8A , August 2020, Page 1169-1177

https://doi.org/10.30684/etj.v38i8A.385

Abstract
  Biodiesel fuel is a liquid biofuel produced by chemical process form new and used phytogenic oils, animal fats. Biodiesel fuels can be utilization alone or mixing with the pure diesel ...  Read More ...
Research Paper
Effect of Tin Addition on Shape Memory Effect and Mechanical Properties of Cu-Al-Ni Shape Memory Alloy
Effect of Tin Addition on Shape Memory Effect and Mechanical Properties of Cu-Al-Ni Shape Memory Alloy

Raad S. Ahmed Adnan

Volume 38, 8A , August 2020, Page 1178-1186

https://doi.org/10.30684/etj.v38i8A.440

Abstract
  This study examines the effect of Sn additions on Cu-14%Al-4.5%Ni shape memory alloy. Sn was added in three different percentages (0.3,1,3) %. The alloys were mechanically tested both ...  Read More ...
Research Paper
Direct Current Deadbeat Predictive Controller for BLDC Motor Using Single DC-Link Current Sensor
Direct Current Deadbeat Predictive Controller for BLDC Motor Using Single DC-Link Current Sensor

Qaed M. Ali; Mohammed M. Ezzaldean

Volume 38, 8A , August 2020, Page 1187-1199

https://doi.org/10.30684/etj.v38i8A.471

Abstract
  BLDC motors are characterized by electronic commutation, which is performed by using an electric three-phase inverter. The direct control system of the BLDC motor consists of double ...  Read More ...
Research Paper
Simulation Design of Blood-pump Intelligent Controller Based on PID-like fuzzy logic Technique
Simulation Design of Blood-pump Intelligent Controller Based on PID-like fuzzy logic Technique

Raghda S. Raheem; Mohammed Y. Y.; Saleem K. Kadhim

Volume 38, 8A , August 2020, Page 1200-1213

https://doi.org/10.30684/etj.v38i8A.534

Abstract
  This paper presents a blood pump with a bearingless brushless DC motor, supported by speed, torque, and suspension force controllers. Simulation of the pump motor and its controllers ...  Read More ...
Research Paper
The Hybrid (PVT) Double-Pass System with a Mixed-Mode Solar Dryer for Drying Banana
The Hybrid (PVT) Double-Pass System with a Mixed-Mode Solar Dryer for Drying Banana

Abdullateef A. Jadallah; Mohammed K. Alsaadi; Saifalddeen A. Hussien

Volume 38, 8A , August 2020, Page 1214-1225

https://doi.org/10.30684/etj.v38i8A.535

Abstract
  This paper proposes a developed numerical and experimental design of a hybrid Photovoltaic-Thermal (PVT) double-pass counter-flow system connected with the mixed-mode solar dryer system. ...  Read More ...
Research Paper
Effect of Powder-Mixed Dielectric on EDM Process Performance
Effect of Powder-Mixed Dielectric on EDM Process Performance

Safa R. Fadhil; Shukry H. Aghdeab

Volume 38, 8A , August 2020, Page 1226-1235

https://doi.org/10.30684/etj.v38i8A.554

Abstract
  Electrical Discharge Machining (EDM) is extensively used to manufacture different conductive materials, including difficult to machine materials with intricate profiles. Powder Mixed ...  Read More ...
Research Paper
Effect of Filler Metals on Microstructure and Mechanical Properties of GTAW Welded Joints of Aluminum Alloy (AA2024-T3)
Effect of Filler Metals on Microstructure and Mechanical Properties of GTAW Welded Joints of Aluminum Alloy (AA2024-T3)

Muna K. Abbass; Jihad G. Abd Ul-Qader

Volume 38, 8A , August 2020, Page 1236-1245

https://doi.org/10.30684/etj.v38i8A.1277

Abstract
  This study presents an appropriate filler metal or welding electrode to join aluminum alloy (AA2024-T3) sheet of 3.2 mm thickness with a square butt joint using Gas Tungsten Arc Welding ...  Read More ...