Research Paper
Thermal Behavior Simulation of An Externally Cooled Electric Motor
Thermal Behavior Simulation of An Externally Cooled Electric Motor

Noureddine MENECEUR; S. Boulahrouz; A. Boukhari; R. Meneceur

Volume 40, Issue 7 , July 2022, Page 926-941

https://doi.org/10.30684/etj.2021.131114.1006

Abstract
  This paper presents the simulation results of the thermal behavior for an externally cooled asynchronous electric motor in both steady and transient states cases. For this purpose, ...  Read More ...
Research Paper
Numerical Investigation of a Window Solar Air Collector with Moveable Absorber Plates
Numerical Investigation of a Window Solar Air Collector with Moveable Absorber Plates

Norhan I. Dawood; Jalal M. Jalil; Majida K. Ahmed

Volume 40, Issue 7 , July 2022, Page 942-950

https://doi.org/10.30684/etj.v40i7.2270

Abstract
  Window solar air collector is an imperative instrument for heating residential buildings in cold regions. This paper presents a numerical investigation of the thermal performance of ...  Read More ...
Research Paper
Economic Operation of Low Voltage Smart Micro-grid with Integration of Renewable Energy
Economic Operation of Low Voltage Smart Micro-grid with Integration of Renewable Energy

Kadhim M. Jabber; Mohammed K. AL-Saadi; Ameer Jaddoa

Volume 40, Issue 7 , July 2022, Page 951-958

https://doi.org/10.30684/etj.2022.131063.1000

Abstract
  This paper develops a unit commitment multi-period energy management system to minimize a low voltage microgrid's total operation and emission cost. The optimization problem is formulated ...  Read More ...
Research Paper
Study of the Effect of Working Fluids on The Thermal Performance of A Horizontal Heat Pipe with Stainless Steel Wick
Study of the Effect of Working Fluids on The Thermal Performance of A Horizontal Heat Pipe with Stainless Steel Wick

ALI K. soud; Qusay J. Abdul Ghafoor

Volume 40, Issue 7 , July 2022, Page 959-969

https://doi.org/10.30684/etj.2022.131137.1014

Abstract
  The present work aims to study the effects of working fluids on the thermal performance of the heat pipe with a wick and in a horizontal position. The experiments were conducted using ...  Read More ...
Research Paper
Study Effect of Exhaust Gas Recirculation upon Emissions and Performance by Using European Diesel and Iraqi diesel
Study Effect of Exhaust Gas Recirculation upon Emissions and Performance by Using European Diesel and Iraqi diesel

Lina Jamal; Adel M. Saleh

Volume 40, Issue 7 , July 2022, Page 970-978

https://doi.org/10.30684/etj.2021.131273.1021

Abstract
  This study investigated the effect of exhaust gas re-circulation (EGR) on performance and exhaust emissions in a single-cylinder, air-cooled, and direct-injection diesel engine. The ...  Read More ...
Review Paper
Potential and Development of Horizontal Axis Wind Turbine Systems and Technologies: A Review
Potential and Development of Horizontal Axis Wind Turbine Systems and Technologies: A Review

Mohammed Habib; Abdullateef A. Jadallah; Ahmed A. Hussein

Volume 40, Issue 7 , July 2022, Page 979-989

https://doi.org/10.30684/etj.2022.132452.1117

Abstract
  Wind energy has a potency of playing a vital role in the future of energy demand providing and environment freshening in many areas of the world. Utilizing wind turbine systems has ...  Read More ...
Research Paper
Experimental Study on The Effect of Aspect Ratio on Flexural Behavior of Aluminum Sandwich Composite
Experimental Study on The Effect of Aspect Ratio on Flexural Behavior of Aluminum Sandwich Composite

Ganesh Radhakrishnan; Al Haitham Al Hattali; Al Muntasser Al Yahyai; Al Muntasser Al Riyami; Al Muatasim Al Hadhrami

Volume 40, Issue 7 , July 2022, Page 990-995

https://doi.org/10.30684/etj.2022.134317.1234

Abstract
  Sandwich composites are one such kind of light-weight composites developed for structural and vehicle body buildings etc. Due to their remarkable features such as high specific strength, ...  Read More ...
Research Paper
Numerical and Theoretical Analysis of a Spur Gear Using Composite and Conventional Materials
Numerical and Theoretical Analysis of a Spur Gear Using Composite and Conventional Materials

Jwan K. Mohammed; Dlair o. Ramadan

Volume 40, Issue 7 , July 2022, Page 996-1005

https://doi.org/10.30684/etj.2022.133641.1198

Abstract
  A spur gear is one of the most common forms of precision cylindrical gear. In the industry, reducing the weight of gears while keeping their useful properties has become an even more ...  Read More ...